股本结构

单位:万股
公告日期 2025-12-16 2025-11-04 2025-11-04 2025-08-11 2025-08-11 2025-05-12
证券总股本 12943.34 12873.80 12824.50 12825.26 12798.70 13641.29
普通股本 12943.34 12873.80 12824.50 12825.26 12798.70 13641.29
优先股 未披露 未披露 未披露 未披露 未披露 未披露
其他 未披露 未披露 未披露 未披露 未披露 未披露
变动日期 2025-12-16 2025-10-29 2025-09-30 2025-08-04 2025-06-30 2025-05-02
注释:中概股证券总股本=普通股股本/ 存托凭证比例

历史变动

公告日期 变动后普通股本(万股) 变动后优先股(万股) 变动原因 变动日期
2025-12-16 12943.34 未披露
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Common Stock offered 695,435 shares by the company
2025-12-16
2025-11-04 12873.80 未披露 定期报告 2025-10-29
2025-11-04 12824.50 未披露
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From June 30, 2025 to September 30, 2025 Shares issued, vested and canceled under equity incentive plans Shares withheld related to net-share settlement of equity awards
2025-09-30
2025-08-11 12825.26 未披露 定期报告 2025-08-04
2025-08-11 12798.70 未披露
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From March 31, 2025 to June 30, 2025 Shares issued, vested and canceled under equity incentive plans Shares withheld related to net-share settlement of equity awards Repurchase and retirements of common stock
2025-06-30
2025-05-12 13641.29 未披露 定期报告 2025-05-02
2025-05-12 13536.10 未披露
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From December 31, 2024 to March 31, 2025 Shares issued, vested and canceled under equity incentive plans Shares withheld related to net-share settlement of equity awards
2025-03-31
2025-04-04 13554.47 未披露 定期报告 2025-03-18
2025-03-27 13553.85 未披露 定期报告 2025-03-17
2025-03-26 13551.00 未披露 定期报告 2024-12-31
2024-11-26 13562.02 未披露 定期报告 2024-11-21
2024-11-26 13482.60 未披露
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From June 30, 2024 to September 30, 2024 Shares issued, vested and canceled under equity incentive plans Shares withheld related to net-share settlement of equity awards
2024-09-30
2024-08-29 13357.38 未披露 定期报告 2024-08-22
2024-08-13 13357.51 未披露 定期报告 2024-08-05
2024-08-13 13358.56 未披露 定期报告 2024-07-30
2024-08-13 13357.53 未披露 定期报告 2024-07-02
2024-08-29 13358.70 未披露
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From March 31, 2024 to June 30, 2024 Shares issued, vested & expired under equity incentive plans Shares withheld related to net-share settlement of equity awards
2024-06-30
2024-08-20 13380.30 未披露
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From December 31, 2023 to March 31, 2024 Shares issued, vested & expired under equity incentive plans Shares withheld related to net-share settlement of equity awards
2024-03-31
2024-08-13 13361.90 未披露
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From December 31, 2022 to December 31, 2023 Shares issued, vested & expired under equity incentive plans Shares withheld related to net-share settlement of equity awards
2023-12-31
2023-11-09 13343.40 未披露 定期报告 2023-11-06
2023-11-09 13357.50 未披露
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From June 30, 2023 to September 30, 2023 Shares issued, vested & expired under equity incentive plans Shares withheld related to net-share settlement of equity awards
2023-09-30
2023-08-09 13347.65 未披露 定期报告 2023-08-04
2023-07-07 13348.62 未披露 定期报告 2023-06-30
2023-05-10 13115.52 未披露 定期报告 2023-05-04
2023-05-10 13116.40 未披露
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From December 31, 2022 to March 31, 2023 Shares issued, vested & expired under equity incentive plans Shares withheld related to net-share settlement of equity awards
2023-03-31
2023-04-05 13035.61 未披露 定期报告 2023-03-20
2023-03-16 13115.52 未披露 定期报告 2023-03-07
2023-03-16 13120.70 未披露
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From December 31, 2021 to December 31, 2022 Shares issued, vested & expired under equity incentive plans Shares withheld related to net-share settlement of equity awards Shares issued to acquire assets and businesses
2022-12-31
2022-11-09 13116.18 未披露 定期报告 2022-11-03
2022-11-09 13041.90 未披露
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From June 30, 2022 to September 30, 2022 Shares withheld related to net-share settlement of equity awards
2022-09-30
2022-08-09 13028.13 未披露 定期报告 2022-08-04
2022-08-09 13030.40 未披露
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From March 31, 2022 to June 30, 2022 Shares issued related to net-share settlement of stock-based compensation
2022-06-30
2022-05-10 13033.80 未披露 定期报告 2022-05-05
2022-05-10 13036.50 未披露
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From December 31, 2021 to March 31, 2022 Payments related to net-share settlement of stock-based compensation
2022-03-31
2022-04-11 13035.61 未披露 定期报告 2022-03-28
2022-03-01 12830.99 未披露 定期报告 2022-02-23
2022-03-01 12837.50 未披露
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From December 31, 2020 to December 31, 2021 Issuance (repurchase) of stock Shares issued to acquire assets and businesses Retirement of treasury shares
2021-12-31
2021-11-08 12772.93 未披露 定期报告 2021-11-04
2021-11-08 12513.50 未披露 定期报告 2021-09-30
2021-08-09 12523.55 未披露 定期报告 2021-08-05
2021-08-09 12517.30 未披露
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From March 31, 2021 to June 30, 2021 Payments related to net-share settlement of stock-based compensation
2021-06-30
2021-05-10 12504.98 未披露 定期报告 2021-05-05
2021-05-10 12490.00 未披露
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From December 31, 2020 to March 31, 2021 Retirement of treasury shares
2021-03-31
2021-04-08 12489.68 未披露 定期报告 2021-03-19
2021-03-05 12412.85 未披露 定期报告 2021-02-22
2021-03-05 12413.20 未披露
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From December 31, 2019 to December 31, 2020 Issuance (repurchase) of stock
2020-12-31
2020-11-05 12414.19 未披露 定期报告 2020-11-02
2020-11-05 12420.80 未披露
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From June 30, 2020 to September 30, 2020 Issuance (repurchase) of stock
2020-09-30
2020-08-05 12113.51 未披露 定期报告 2020-07-31
2020-08-05 11970.90 未披露
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from March 31, 2020 to June 30, 2020 Issuance (repurchase) of stock
2020-06-30
2020-05-06 11887.82 未披露 定期报告 2020-05-01
2020-05-06 11782.30 未披露
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from December 31, 2019 to March 31, 2020 Issuance (repurchase) of stock
2020-03-31
2020-04-07 11886.70 未披露 定期报告 2020-03-20
2020-02-26 11851.43 未披露 定期报告 2020-02-21
2020-02-26 11759.60 未披露
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from December 31, 2018 to December 31, 2019 Issuance (repurchase) of stock Stock-based compensation expense
2019-12-31
2019-10-30 11842.08 未披露 定期报告 2019-10-18
2019-10-30 11741.40 未披露
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from June 30, 2019 to September 30, 2019 Stock-based compensation expense Issuance (repurchase) of stock
2019-09-30
2019-08-07 11815.23 未披露 定期报告 2019-07-29
2019-08-07 11732.40 未披露
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From March 31, 2019 to June 30, 2019 Issuance (repurchase) of stock Stock-based compensation expense
2019-06-30
2019-05-07 11669.09 未披露 定期报告 2019-04-26
2019-05-07 11524.00 未披露
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from December 31, 2018 to March 31, 2019 Issuance (repurchase) of stock
2019-03-31
2019-03-29 11667.73 未披露 定期报告 2019-03-20
2019-02-28 11434.02 未披露 定期报告 2019-02-15
2019-02-28 11570.40 未披露
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from December 31, 2017 to December 31, 2018 Issuance (repurchase) of stock Stock-based compensation expense
2018-12-31
2018-10-30 11418.05 未披露 定期报告 2018-10-23
2018-10-30 11568.30 未披露
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From December 31, 2017 to September 30, 2018 Issuance (repurchase) of stock
2018-09-30
2018-08-07 11403.03 未披露 定期报告 2018-08-01
2018-08-07 11474.60 未披露
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from December 31, 2017 to June 30, 2018 Issuance (repurchase) of stock
2018-06-30
2018-05-02 11381.17 未披露 定期报告 2018-04-25
2018-05-02 11482.20 未披露
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from December 31, 2017 to March 31, 2018 Issuance (repurchase) of stock
2018-03-31
2018-03-14 11380.51 未披露 定期报告 2018-03-07
2018-03-14 11480.60 未披露
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from December 31, 2016 to December 31, 2017 Issuance (repurchase) of stock Issuance of stock for acquisitions
2017-12-31
2017-10-31 11386.23 未披露 定期报告 2017-10-27
2017-10-31 11381.60 未披露
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From December 31, 2016 To September 30, 2017 Issuance (repurchase) of stock Issuance of stock for acquisitions
2017-09-30
2017-08-02 11380.02 未披露 定期报告 2017-07-26
2017-08-02 11388.10 未披露
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from December 31, 2016 to June 30,2017 Issuance (repurchase) of stock Issuance of stock for acquisitions
2017-06-30
2017-05-03 11381.06 未披露 定期报告 2017-04-26
2017-05-03 11378.80 未披露
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from December 31, 2016 to March 31, 2017 Issuance (repurchase) of stock Issuance of stock for acquisitions
2017-03-31
2017-03-29 11375.45 未披露 定期报告 2017-03-20
2017-02-28 11316.33 未披露 定期报告 2017-02-22
2017-02-28 11361.50 未披露
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From December 31, 2015 to December 31, 2016 Issuance, repurchase and retirement of restricted stock, net and retirement of treasury stock
2016-12-31
2016-11-03 11235.97 未披露 定期报告 2016-10-26
2016-11-03 11297.10 未披露
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From December 31, 2015 to September 30, 2016 Issuance, repurchase and retirement of restricted stock, net
2016-09-30
2016-08-03 11220.74 未披露 定期报告 2016-07-27
2016-08-03 11217.50 未披露
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from December 31, 2015 to June 30, 2016 Issuance (repurchase) of restricted stock, net
2016-06-30
2016-05-05 11204.42 未披露 定期报告 2016-04-27
2016-05-05 11198.10 未披露
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from December 31, 2015 to March 31, 2016 Issuance (repurchase) of restricted stock, net
2016-03-31
2016-03-25 11144.77 未披露 定期报告 2016-03-21
2016-03-14 11162.77 未披露 定期报告 2016-03-07
2016-03-14 11222.30 未披露
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From December 31, 2014 to December 31, 2015 Issuance (repurchase) of restricted stock, net
2015-12-31
2015-11-04 11207.80 未披露 定期报告 2015-10-28
2015-11-04 11204.70 未披露
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from December 31, 2014 to September 30, 2015 Issuance (repurchase) of restricted stock, net
2015-09-30
2015-08-06 11199.82 未披露 定期报告 2015-07-29
2015-08-06 11198.30 未披露
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From December 31, 2014 to June 30, 2015 Issuance (repurchase) of restricted stock, net
2015-06-30
2015-05-06 11179.71 未披露 定期报告 2015-04-29
2015-05-06 11188.00 未披露
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from December 31, 2014 to March 31, 2015 Issuance (repurchase) of restricted stock, net Issuance of restricted stock from treasury shares
2015-03-31
2015-04-01 11179.71 未披露 定期报告 2015-03-23
2015-02-26 11121.01 未披露 定期报告 2015-02-18
2015-02-26 11152.40 未披露
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from December 31, 2013 to December 31, 2014 Issuance (repurchase) of restricted stock, net Issuance of stock for 5.50% senior convertible notes, net of taxes Issuance of stock for acquisitions Issuance of stock for equity raise
2014-12-31
2014-11-10 11121.71 未披露 定期报告 2014-11-05
2014-11-10 11123.30 未披露
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From December 31, 2013 to September 30, 2014 Issuance (repurchase) of restricted stock, net Issuance of stock for 5.5% convertible notes, tax effected Issuance of stock for acquisitions Issuance of stock for equity raise
2014-09-30
2014-07-31 10991.99 未披露 定期报告 2014-07-23
2014-07-31 11010.70 未披露
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From December 31, 2013 to June 30, 2014 Issuance (repurchase) of restricted stock, net Issuance of stock for acquisitions Issuance of stock for equity raise
2014-06-30
2014-05-27 10396.99 未披露 定期报告 2014-05-23
2014-04-29 10351.00 未披露 定期报告 2014-04-23
2014-04-29 10373.00 未披露
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from December 31, 2013 to March 31, 2014 Issuance (repurchase) of restricted stock, net Issuance of stock for acquisitions
2014-03-31
2014-02-28 10321.07 未披露 定期报告 2014-02-19
2014-02-28 10321.80 未披露
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from December 31, 2012 to December 31, 2013 Issuance (repurchase) of restricted stock, net Issuance of stock for 5.50% senior convertible notes Common stock split Issuance of stock for acquisitions Issuance of stock for equity raise Stock-based compensation expense
2013-12-31
2013-10-29 10278.08 未披露 定期报告 2013-10-23
2013-10-29 10278.20 未披露
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from December 31, 2012 to September 30, 2013 Issuance (repurchase) of restricted stock, net Issuance of stock for 5.50% senior convertible notes Common stock split Issuance of stock for acquisitions Issuance of stock for equity raise Stock-based compensation expense
2013-09-30
2013-07-30 10161.15 未披露 定期报告 2013-07-23
2013-07-30 10161.30 未披露
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from December 31, 2012 to June 30, 2013 Issuance (repurchase) of restricted stock, net Issuance of stock for 5.50% senior convertible notes Common stock split Issuance of stock for acquisitions Issuance of stock for equity raise Stock-based compensation expense
2013-06-30
2013-04-30 9290.76 未披露 定期报告 2013-04-24
2013-04-30 9267.90 未披露
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from December 31, 2012 to March 31, 2013 Issuance (repurchase) of restricted stock, net Issuance of stock for 5.50% senior convertible notes Common stock split
2013-03-31
2013-04-01 9262.90 未披露 定期报告 2013-03-22
2013-02-07 9207.42 未披露
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On February 5, 2013, the registrant issued a press release announcing a three-for-two stock split of its shares of Common Stock. The stock split will be in the form of a 50% stock dividend payable on February 22, 2013 to shareholders of record at the close of business on February 15, 2013. The text of the release is furnished herewith as Exhibit 99.1.
2013-02-25
2013-02-25 6138.28 未披露 定期报告 2013-02-15
2013-02-25 5950.00 未披露
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from December 31, 2011 to December 31, 2012 Exercise of stock options Issuance (repurchase) of restricted stock, net Issuance of common stock Issuance of stock for acquisitions Issuance of stock for 5.50% senior convertible notes
2012-12-31
2012-10-25 5704.00 未披露 定期报告 2012-10-19
2012-10-25 5703.30 未披露
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from December 31, 2011 to September 30, 2012 Exercise of stock options Issuance (repurchase) of restricted stock, net Issuance of common stock Issuance of stock for acquisitions Issuance of stock for 5.50% senior convertible notes
2012-09-30
2012-07-26 5540.28 未披露 定期报告 2012-07-20
2012-07-26 5549.80 未披露
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from December 31, 2011 to June 30, 2012 Exercise of stock options Issuance (repurchase) of restricted stock, net Issuance of common stock Issuance of stock for acquisitions
2012-06-30
2012-04-26 5111.63 未披露 定期报告 2012-04-20
2012-04-26 5097.10 未披露
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Exercise of stock options Issuance (repurchase) of restricted stock, net
2012-03-31
2012-02-23 5088.11 未披露 定期报告 2012-02-16
2012-02-23 5065.10 未披露
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from December 31, 2010 to December 31, 2011 Exercise of stock options Issuance (repurchase) of restricted stock, net Stock-based compensation expense Issuance of common stock Issuance of stock for acquisitions Common stock dividend
2011-12-31
2011-10-27 5053.86 未披露 定期报告 2011-10-21
2011-10-27 5051.80 未披露
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from dec 31 2010 to sep 30 2011 Exercise of stock options Issuance (repurchase) of restricted stock, net Share-based compensation expense Issuance of common stock Issuance of stock for acquisitions Common stock dividend
2011-09-30
2011-07-28 5044.45 未披露 定期报告 2011-07-21
2011-07-28 5042.60 未披露
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from December 31, 2010 to June 30, 2011 Exercise of stock options Issuance (repurchase) of restricted stock, net Share-based compensation expense Issuance of common stock Issuance of stock for acquisitions Common stock dividend
2011-06-30
2011-04-28 5013.45 未披露
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The company announced that its Board of Directors has declared a two-for-one split of the company's common stock.
2011-05-19
2011-04-28 2506.72 未披露 定期报告 2011-04-22
2011-04-28 2486.80 未披露
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Exercise of stock options Issuance (repurchase) of restricted stock, net Issuance of common stock
2011-03-31
2011-02-17 2343.87 未披露 定期报告 2011-02-09
2011-02-17 2334.00 未披露
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from dec 31 2009 to dec 31 2010 Exercise of stock option Issuance (repurchase) of restricted stock, net Issuance of stock for acquisitions
2010-12-31
2010-10-28 2326.67 未披露 定期报告 2010-10-21
2010-10-28 2316.60 未披露
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from dec 31 2009 to sep 30 2010 Exercise of stock options Issuance (repurchase) of restricted stock, net Stock-based compensation expense Issuance of stock for acquisitions
2010-09-30
2010-07-29 2312.37 未披露 定期报告 2010-07-22
2010-07-29 2304.00 未披露
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from dec 31 2009 to Jun 30 2010 Exercise of stock options Issuance (repurchase) of restricted stock, net Stock-based compensation expense Issuance of stock for acquisitions
2010-06-30
2010-05-05 2301.27 未披露 定期报告 2010-04-23
2010-05-05 2296.40 未披露
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Exercise of stock options Issuance (repurchase) of restricted stock, net Issuance of stock for acquisitions
2010-03-31
2010-02-24 2286.08 未披露 定期报告 2010-02-12
2010-02-24 2270.00 未披露
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from December 31, 2008 to December 31, 2009 Exercise of stock options Issuance (repurchase) of restricted stock, net
2009-12-31
2009-03-04 2235.69 未披露 定期报告 2009-02-20
2009-03-04 2236.50 未披露
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from December 31, 2007 to December 31, 2008 Exercise of stock options Issuance (repurchase) of restricted stock
2008-12-31
2008-03-17 2233.41 未披露 定期报告 2008-02-15
2008-03-17 2217.40 未披露
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from December 31, 2006 to December 31, 2007 Exercise of stock options Conversion of subordinated debentures Issuance (repurchase) of restricted stock Private placement
2007-12-31
2007-04-30 1915.22 未披露 定期报告 2007-03-20
2007-04-30 1908.50 未披露
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from December 31, 2005 to December 31, 2006 Exercise of stock options Employee stock purchase plan Issuance (repurchase) of restricted stock Conversion of preferred stock Conversion of subordinated debentures Common stock issued for preferred stock dividends Preferred stock dividends Accretion of preferred stock issuance costs
2006-12-31
2006-03-02 1530.44 未披露 定期报告 2006-02-24
2006-03-02 1530.20 261.70
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from December 31, 2004 to December 31, 2005 Exercise of stock options Employee stock purchase plan Issuance of restricted stock Conversion of preferred stock Conversion of subordinated debentures Preferred stock dividends Accretion of preferred stock issuance costs
2005-12-31
2005-03-10 1461.03 未披露 定期报告 2005-02-28
2005-03-10 1449.00 262.10
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from December 31, 2003 to December 31, 2004 Exercise of stock options Employee stock purchase plan Stock compensation Repayment of employee loans Preferred stock dividends Accretion of preferred stock issuance costs
2004-12-31
2004-03-15 1295.82 未披露 定期报告 2004-03-01
2004-03-15 1290.30 263.40
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from December 31, 2002 to December 31, 2003 Exercise of stock options Employee stock purchase plan Officer stock compensation Repayment of employee loans Preferred stock dividends accrued Accretion of preferred stock issuance costs
2003-12-31
2003-06-30 1273.43 未披露 定期报告 2003-06-13
2003-06-30 1272.50 未披露
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from December 31, 2001 to December 31, 2002 Exercise of stock options Employee stock purchase plan Private placement, net Vantico settlement Retirement of treasury shares
2002-12-31
2003-06-30 1286.34 未披露 定期报告 2002-06-28
2002-03-27 1335.67 未披露 定期报告 2002-02-28
2002-03-27 1313.20 未披露
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from December 31, 2000 to December 31, 2001 Exercise of stock options Private placement Employee stock purchase plan
2001-12-31
2001-03-16 1230.32 未披露 定期报告 2001-02-28
2001-03-16 1219.80 未披露
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from December 31, 1999 to December 31, 2000 Exercise of stock options Shares exchanged in option exercise Exercise of stock warrants Employee stock purchase plan
2000-12-31
2000-03-30 1160.26 未披露 定期报告 2000-02-29
2000-03-30 1143.30 未披露
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from December 31, 1998 to December 31, 1999 Exercise of stock options Employee stock purchase plan Cancellation of officer loans
1999-12-31
1999-03-31 1138.93 未披露 定期报告 1999-02-28
1999-03-31 1138.93 未披露
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from December 31, 1997 to December 31, 1998 Exercise of stock options Employee stock purchase plan Officer loans Purchase of treasury stock
1998-12-31
1998-03-31 1124.17 未披露 定期报告 1998-02-27
1998-03-31 1142.51 未披露
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from December 31, 1996 to December 31, 1997 Exercise of stock options Purchase of treasury stock
1997-12-31
1997-03-31 1135.89 未披露
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from December 31, 1995 to December 31, 1996 Exercise of stock options
1996-12-31
1997-03-31 1127.92 未披露
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from December 31, 1994 to December 31, 1995 Issuances of common stock Exercise of stock options On March 21, 1995, the Board of Directors approved a one-for-three reverse stock split of the Company's common stock which was effected on May 23, 1995.
1995-12-31
Common Stock offered 695,435 shares by the company
From June 30, 2025 to September 30, 2025 Shares issued, vested and canceled under equity incentive plans Shares withheld related to net-share settlement of equity awards
From March 31, 2025 to June 30, 2025 Shares issued, vested and canceled under equity incentive plans Shares withheld related to net-share settlement of equity awards Repurchase and retirements of common stock
From December 31, 2024 to March 31, 2025 Shares issued, vested and canceled under equity incentive plans Shares withheld related to net-share settlement of equity awards
From June 30, 2024 to September 30, 2024 Shares issued, vested and canceled under equity incentive plans Shares withheld related to net-share settlement of equity awards
From March 31, 2024 to June 30, 2024 Shares issued, vested & expired under equity incentive plans Shares withheld related to net-share settlement of equity awards
From December 31, 2023 to March 31, 2024 Shares issued, vested & expired under equity incentive plans Shares withheld related to net-share settlement of equity awards
From December 31, 2022 to December 31, 2023 Shares issued, vested & expired under equity incentive plans Shares withheld related to net-share settlement of equity awards
From June 30, 2023 to September 30, 2023 Shares issued, vested & expired under equity incentive plans Shares withheld related to net-share settlement of equity awards
From December 31, 2022 to March 31, 2023 Shares issued, vested & expired under equity incentive plans Shares withheld related to net-share settlement of equity awards
From December 31, 2021 to December 31, 2022 Shares issued, vested & expired under equity incentive plans Shares withheld related to net-share settlement of equity awards Shares issued to acquire assets and businesses
From June 30, 2022 to September 30, 2022 Shares withheld related to net-share settlement of equity awards
From March 31, 2022 to June 30, 2022 Shares issued related to net-share settlement of stock-based compensation
From December 31, 2021 to March 31, 2022 Payments related to net-share settlement of stock-based compensation
From December 31, 2020 to December 31, 2021 Issuance (repurchase) of stock Shares issued to acquire assets and businesses Retirement of treasury shares
From March 31, 2021 to June 30, 2021 Payments related to net-share settlement of stock-based compensation
From December 31, 2020 to March 31, 2021 Retirement of treasury shares
From December 31, 2019 to December 31, 2020 Issuance (repurchase) of stock
From June 30, 2020 to September 30, 2020 Issuance (repurchase) of stock
from March 31, 2020 to June 30, 2020 Issuance (repurchase) of stock
from December 31, 2019 to March 31, 2020 Issuance (repurchase) of stock
from December 31, 2018 to December 31, 2019 Issuance (repurchase) of stock Stock-based compensation expense
from June 30, 2019 to September 30, 2019 Stock-based compensation expense Issuance (repurchase) of stock
From March 31, 2019 to June 30, 2019 Issuance (repurchase) of stock Stock-based compensation expense
from December 31, 2018 to March 31, 2019 Issuance (repurchase) of stock
from December 31, 2017 to December 31, 2018 Issuance (repurchase) of stock Stock-based compensation expense
From December 31, 2017 to September 30, 2018 Issuance (repurchase) of stock
from December 31, 2017 to June 30, 2018 Issuance (repurchase) of stock
from December 31, 2017 to March 31, 2018 Issuance (repurchase) of stock
from December 31, 2016 to December 31, 2017 Issuance (repurchase) of stock Issuance of stock for acquisitions
From December 31, 2016 To September 30, 2017 Issuance (repurchase) of stock Issuance of stock for acquisitions
from December 31, 2016 to June 30,2017 Issuance (repurchase) of stock Issuance of stock for acquisitions
from December 31, 2016 to March 31, 2017 Issuance (repurchase) of stock Issuance of stock for acquisitions
From December 31, 2015 to December 31, 2016 Issuance, repurchase and retirement of restricted stock, net and retirement of treasury stock
From December 31, 2015 to September 30, 2016 Issuance, repurchase and retirement of restricted stock, net
from December 31, 2015 to June 30, 2016 Issuance (repurchase) of restricted stock, net
from December 31, 2015 to March 31, 2016 Issuance (repurchase) of restricted stock, net
From December 31, 2014 to December 31, 2015 Issuance (repurchase) of restricted stock, net
from December 31, 2014 to September 30, 2015 Issuance (repurchase) of restricted stock, net
From December 31, 2014 to June 30, 2015 Issuance (repurchase) of restricted stock, net
from December 31, 2014 to March 31, 2015 Issuance (repurchase) of restricted stock, net Issuance of restricted stock from treasury shares
from December 31, 2013 to December 31, 2014 Issuance (repurchase) of restricted stock, net Issuance of stock for 5.50% senior convertible notes, net of taxes Issuance of stock for acquisitions Issuance of stock for equity raise
From December 31, 2013 to September 30, 2014 Issuance (repurchase) of restricted stock, net Issuance of stock for 5.5% convertible notes, tax effected Issuance of stock for acquisitions Issuance of stock for equity raise
From December 31, 2013 to June 30, 2014 Issuance (repurchase) of restricted stock, net Issuance of stock for acquisitions Issuance of stock for equity raise
from December 31, 2013 to March 31, 2014 Issuance (repurchase) of restricted stock, net Issuance of stock for acquisitions
from December 31, 2012 to December 31, 2013 Issuance (repurchase) of restricted stock, net Issuance of stock for 5.50% senior convertible notes Common stock split Issuance of stock for acquisitions Issuance of stock for equity raise Stock-based compensation expense
from December 31, 2012 to September 30, 2013 Issuance (repurchase) of restricted stock, net Issuance of stock for 5.50% senior convertible notes Common stock split Issuance of stock for acquisitions Issuance of stock for equity raise Stock-based compensation expense
from December 31, 2012 to June 30, 2013 Issuance (repurchase) of restricted stock, net Issuance of stock for 5.50% senior convertible notes Common stock split Issuance of stock for acquisitions Issuance of stock for equity raise Stock-based compensation expense
from December 31, 2012 to March 31, 2013 Issuance (repurchase) of restricted stock, net Issuance of stock for 5.50% senior convertible notes Common stock split
On February 5, 2013, the registrant issued a press release announcing a three-for-two stock split of its shares of Common Stock. The stock split will be in the form of a 50% stock dividend payable on February 22, 2013 to shareholders of record at the close of business on February 15, 2013. The text of the release is furnished herewith as Exhibit 99.1.
from December 31, 2011 to December 31, 2012 Exercise of stock options Issuance (repurchase) of restricted stock, net Issuance of common stock Issuance of stock for acquisitions Issuance of stock for 5.50% senior convertible notes
from December 31, 2011 to September 30, 2012 Exercise of stock options Issuance (repurchase) of restricted stock, net Issuance of common stock Issuance of stock for acquisitions Issuance of stock for 5.50% senior convertible notes
from December 31, 2011 to June 30, 2012 Exercise of stock options Issuance (repurchase) of restricted stock, net Issuance of common stock Issuance of stock for acquisitions
Exercise of stock options Issuance (repurchase) of restricted stock, net
from December 31, 2010 to December 31, 2011 Exercise of stock options Issuance (repurchase) of restricted stock, net Stock-based compensation expense Issuance of common stock Issuance of stock for acquisitions Common stock dividend
from dec 31 2010 to sep 30 2011 Exercise of stock options Issuance (repurchase) of restricted stock, net Share-based compensation expense Issuance of common stock Issuance of stock for acquisitions Common stock dividend
from December 31, 2010 to June 30, 2011 Exercise of stock options Issuance (repurchase) of restricted stock, net Share-based compensation expense Issuance of common stock Issuance of stock for acquisitions Common stock dividend
The company announced that its Board of Directors has declared a two-for-one split of the company's common stock.
Exercise of stock options Issuance (repurchase) of restricted stock, net Issuance of common stock
from dec 31 2009 to dec 31 2010 Exercise of stock option Issuance (repurchase) of restricted stock, net Issuance of stock for acquisitions
from dec 31 2009 to sep 30 2010 Exercise of stock options Issuance (repurchase) of restricted stock, net Stock-based compensation expense Issuance of stock for acquisitions
from dec 31 2009 to Jun 30 2010 Exercise of stock options Issuance (repurchase) of restricted stock, net Stock-based compensation expense Issuance of stock for acquisitions
Exercise of stock options Issuance (repurchase) of restricted stock, net Issuance of stock for acquisitions
from December 31, 2008 to December 31, 2009 Exercise of stock options Issuance (repurchase) of restricted stock, net
from December 31, 2007 to December 31, 2008 Exercise of stock options Issuance (repurchase) of restricted stock
from December 31, 2006 to December 31, 2007 Exercise of stock options Conversion of subordinated debentures Issuance (repurchase) of restricted stock Private placement
from December 31, 2005 to December 31, 2006 Exercise of stock options Employee stock purchase plan Issuance (repurchase) of restricted stock Conversion of preferred stock Conversion of subordinated debentures Common stock issued for preferred stock dividends Preferred stock dividends Accretion of preferred stock issuance costs
from December 31, 2004 to December 31, 2005 Exercise of stock options Employee stock purchase plan Issuance of restricted stock Conversion of preferred stock Conversion of subordinated debentures Preferred stock dividends Accretion of preferred stock issuance costs
from December 31, 2003 to December 31, 2004 Exercise of stock options Employee stock purchase plan Stock compensation Repayment of employee loans Preferred stock dividends Accretion of preferred stock issuance costs
from December 31, 2002 to December 31, 2003 Exercise of stock options Employee stock purchase plan Officer stock compensation Repayment of employee loans Preferred stock dividends accrued Accretion of preferred stock issuance costs
from December 31, 2001 to December 31, 2002 Exercise of stock options Employee stock purchase plan Private placement, net Vantico settlement Retirement of treasury shares
from December 31, 2000 to December 31, 2001 Exercise of stock options Private placement Employee stock purchase plan
from December 31, 1999 to December 31, 2000 Exercise of stock options Shares exchanged in option exercise Exercise of stock warrants Employee stock purchase plan
from December 31, 1998 to December 31, 1999 Exercise of stock options Employee stock purchase plan Cancellation of officer loans
from December 31, 1997 to December 31, 1998 Exercise of stock options Employee stock purchase plan Officer loans Purchase of treasury stock
from December 31, 1996 to December 31, 1997 Exercise of stock options Purchase of treasury stock
from December 31, 1995 to December 31, 1996 Exercise of stock options
from December 31, 1994 to December 31, 1995 Issuances of common stock Exercise of stock options On March 21, 1995, the Board of Directors approved a one-for-three reverse stock split of the Company's common stock which was effected on May 23, 1995.