股本结构

单位:万股
公告日期 2025-11-25 2025-11-25 2025-08-28 2025-08-28 2025-05-29 2025-05-29
证券总股本 2213.80 2213.77 2213.77 2213.71 2223.69 3575.45
普通股本 2213.80 2213.77 2213.77 2213.71 2223.69 3575.45
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 2025-11-20 2025-10-31 2025-08-22 2025-07-31 2025-05-23 2025-04-30
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
2025-11-25 2213.80 未披露 定期报告 2025-11-20
2025-11-25 2213.77 未披露
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From July 31, 2025 to October 31, 2025 Stock awards and options exercised
2025-10-31
2025-08-28 2213.77 未披露 定期报告 2025-08-22
2025-08-28 2213.71 未披露
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From April 30, 2025 to July 31, 2025 Conversion of Class A Common Stock to Common Stock
2025-07-31
2025-05-29 2223.69 未披露 定期报告 2025-05-23
2025-05-29 3575.45 未披露
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From January 31, 2025 to April 30, 2025 Stock awards and options exercised Supplemental executive retirement plan
2025-04-30
2025-04-16 2223.69 未披露 定期报告 2025-04-11
2025-04-16 3563.67 未披露
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From January 31, 2024 to January 31, 2025 Stock awards and options exercised Conversion of Class A Common Stock to Common Stock Supplemental executive retirement plan
2025-01-31
2024-12-05 2214.29 未披露 定期报告 2024-12-02
2024-12-05 2214.26 未披露
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From July 31, 2024 to October 31, 2024 Stock awards and options exercised Stock repurchases
2024-10-31
2024-09-05 2222.16 未披露 定期报告 2024-08-30
2024-09-05 2222.00 未披露
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From April 30, 2024 to July 31, 2024 Conversion of Class A Common Stock to Common Stock Stock awards and options exercised
2024-07-31
2024-05-30 2220.98 未披露
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From January 31, 2024 to April 30, 2024 Supplemental executive retirement plan Stock awards and options exercised
2024-04-30
2024-05-09 2220.98 未披露 定期报告 2024-04-23
2024-03-26 2212.65 未披露 定期报告 2024-03-20
2024-03-26 2215.90 未披露
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From July 31, 2023 to January 31, 2024 Stock awards and options exercised Conversion of Class A Common Stock to Common Stock Supplemental executive retirement plan
2024-01-31
2023-11-30 2208.00 未披露 定期报告 2023-11-27
2023-11-30 2207.98 未披露
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From July 31, 2023 to October 31, 2023 Stock awards and options exercised Stock repurchases
2023-10-31
2023-08-24 2214.62 未披露 定期报告 2023-08-21
2023-08-24 2214.55 未披露
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From April 30, 2023 to July 31, 2023 Stock awards and options exercised Conversion of Class A Common Stock to Common Stock Stock repurchases
2023-07-31
2023-05-25 2214.25 未披露 定期报告 2023-05-22
2023-05-11 2214.06 未披露 定期报告 2023-04-25
2023-03-23 2213.74 未披露 定期报告 2023-03-20
2023-03-23 2213.70 未披露
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From January 31, 2022 to January 31, 2023 Stock options exercised Stock repurchase
2023-01-31
2022-11-22 2223.04 未披露 定期报告 2022-11-17
2022-11-22 3530.79 未披露
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From January 31, 2022 to October 31, 2022 Stock options exercised Stock repurchase
2022-10-31
2022-08-25 2241.41 未披露 定期报告 2022-08-22
2022-08-25 3529.60 未披露
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From January 31, 2022 to July 31, 2022 Stock options exercised Stock repurchase
2022-07-31
2022-05-26 2255.67 未披露 定期报告 2022-05-23
2022-05-26 3529.60 未披露
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From January 31, 2022 to April 30, 2022 Stock options exercised Stock repurchase
2022-04-30
2022-05-12 2262.98 未披露 定期报告 2022-04-26
2022-03-24 2276.36 未披露 定期报告 2022-03-21
2022-03-24 3515.78 未披露
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From January 31, 2021 to January 31, 2022 Stock options exercised Stock repurchase
2022-01-31
2021-11-23 2291.44 未披露 定期报告 2021-11-18
2021-11-23 3501.53 未披露
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From January 31, 2021 to October 31, 2021 Stock options exercised Stock repurchase
2021-10-31
2021-08-26 2304.31 未披露 定期报告 2021-08-23
2021-08-26 3495.17 未披露
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From January 31, 2021 To July 31, 2021 Stock options exercised
2021-07-31
2021-05-27 2337.96 未披露 定期报告 2021-05-24
2021-05-27 3463.88 未披露
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From January 31, 2021 To April 30, 2021 Stock options exercised
2021-04-30
2021-05-11 2338.47 未披露 定期报告 2021-04-29
2021-03-25 2321.83 未披露 定期报告 2021-03-22
2021-03-25 2319.62 未披露
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from January 31, 2020 to January 31, 2021 Stock options exercised
2021-01-31
2020-11-24 2319.38 未披露 定期报告 2020-11-19
2020-11-24 2319.38 未披露
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From January 31, 2020 to October 31, 2020 Stock options exercised
2020-10-31
2020-08-27 2318.12 未披露 定期报告 2020-08-21
2020-08-27 2318.11 未披露
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From January 31, 2020 to July 31, 2020 Stock options exercised
2020-07-31
2020-06-09 2312.96 未披露 定期报告 2020-06-03
2020-06-09 2312.87 未披露
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From January 31, 2020 to April 30, 2020 Stock options exercised
2020-04-30
2020-03-26 2303.28 未披露 定期报告 2020-03-23
2020-03-26 2301.97 未披露
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From January 31, 2019 to January 31, 2020 Stock options exercised Stock repurchase
2020-01-31
2019-11-26 2301.80 未披露 定期报告 2019-11-21
2019-11-26 2301.80 未披露
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from January 31, 2019 to October 31, 2019 Stock options exercised Stock repurchase
2019-10-31
2019-08-28 2299.97 未披露 定期报告 2019-08-22
2019-08-28 2299.96 未披露
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From January 31, 2019 to July 31, 2019 Stock repurchase Stock options exercised
2019-07-31
2019-05-30 2304.96 未披露 定期报告 2019-05-22
2019-05-30 2306.53 未披露
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From January 31, 2019 to April 30, 2019 Stock options exercised Stock repurchase
2019-04-30
2019-05-07 2305.17 未披露 定期报告 2019-04-26
2019-03-28 2298.42 未披露 定期报告 2019-03-22
2019-03-28 2302.00 未披露
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From January 31, 2018 to January 31, 2019 Stock options exercised Conversion of Class A Stock to Common Stock Stock repurchase
2019-01-31
2018-12-04 2309.59 未披露 定期报告 2018-11-26
2018-12-04 2310.84 未披露
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From January 31, 2018 to October 31, 2018 Stock options exercised Stock repurchase
2018-10-31
2018-08-29 2315.00 未披露 定期报告 2018-08-21
2018-08-29 2314.98 未披露
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From January 1, 2018 to July 31, 2018 Stock options exercised Stock repurchase
2018-07-31
2018-05-30 2309.71 未披露 定期报告 2018-05-22
2018-05-11 2309.79 未披露 定期报告 2018-05-01
2018-05-30 2311.31 未披露
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From January 1, 2018 to April 30, 2018 Stock options exercised Stock repurchase
2018-04-30
2018-03-29 2293.92 未披露 定期报告 2018-03-22
2018-03-29 3398.48 未披露
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from January 31, 2017 to January 31, 2018 Stock options exercised Stock repurchase
2018-01-31
2017-11-21 2294.01 未披露 定期报告 2017-11-14
2017-11-21 2293.96 未披露
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From January 31, 2017 to October 31, 2017 Stock repurchase Stock options exercised
2017-10-31
2017-08-29 2297.11 未披露 定期报告 2017-08-22
2017-08-29 2297.03 未披露
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From January 31, 2017 to July 31, 2017 Stock repurchase Stock options exercised
2017-07-31
2017-05-25 2298.07 未披露 定期报告 2017-05-18
2017-05-25 2299.47 未披露
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From January 31, 2017 to April 30, 2017 Stock repurchase Stock options exercised
2017-04-30
2017-05-09 2301.84 未披露 定期报告 2017-04-24
2017-03-20 2295.14 未披露
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From January 31, 2016 to January 31, 2017 Stock options exercised, net of tax of $265 Stock repurchase
2017-01-31
2016-11-22 2293.30 未披露
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From January 31, 2016 to October 31, 2016 Stock options exercised, net of tax of $167 Stock repurchase
2016-10-31
2016-08-25 2295.04 未披露 定期报告 2016-08-18
2016-08-25 2295.02 未披露
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From January 31, 2016 to July 31, 2016 Stock options exercised, net of tax of $160,000 Stock repurchase
2016-07-31
2016-05-26 2300.98 未披露 定期报告 2016-05-19
2016-05-26 2302.58 未披露
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from January 31, 2016 to April 30, 2016 Stock options exercised, net of tax of $103 Stock repurchase
2016-04-30
2016-05-12 2305.45 未披露 定期报告 2016-04-25
2016-03-31 2294.22 未披露
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from January 31, 2015 to January 31, 2016 Stock options exercised, net of tax of $31 Stock repurchase
2016-01-31
2015-11-24 2302.90 未披露 定期报告 2015-11-19
2015-11-24 2304.30 未披露
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from January 31, 2015 to October 31, 2015 Stock options exercised, net of tax of $21
2015-10-31
2015-08-27 2319.85 未披露 定期报告 2015-08-20
2015-08-27 2330.75 未披露
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from January 31, 2015 to July 31, 2015 Stock repurchase Stock options exercised, net of tax benefit of $42
2015-07-31
2015-05-27 2375.84 未披露 定期报告 2015-05-21
2015-05-27 2390.83 未披露
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from January 31, 2015 to April 30, 2015 Stock options exercised, net of tax benefit of $42 Stock repurchase
2015-04-30
2015-03-31 2411.55 未披露 定期报告 2015-03-24
2015-03-31 2470.68 未披露
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from January 31, 2014 to January 31, 2015 Stock options exercised, net of tax benefit of $1,270 Stock repurchase Stock donation
2015-01-31
2014-11-25 2517.86 未披露 定期报告 2014-11-19
2014-11-25 2519.55 未披露
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from January 31, 2014 to October 31, 2014 Stock options exercised, net of tax benefit of $1,270 Stock repurchase Stock donation
2014-10-31
2014-08-26 2532.18 未披露 定期报告 2014-08-20
2014-08-26 2533.45 未披露
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from January 31, 2014 to July 31, 2014 Stock options exercised, net of tax benefit of $1,204 Stock repurchase Stock donation
2014-07-31
2014-05-22 2530.09 未披露 定期报告 2014-05-16
2014-05-22 2531.02 未披露
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from January 31, 2014 to April 30, 2014 Stock options exercised, net of tax benefit of $858 Stock repurchase Stock donation
2014-04-30
2014-05-08 2535.35 未披露 定期报告 2014-04-23
2014-03-28 2525.45 未披露 定期报告 2014-03-19
2014-03-28 2533.60 未披露
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from January 31, 2013 to January 31, 2014 Stock options exercised, net of tax benefit of $915
2014-01-31
2013-11-26 2540.51 未披露 定期报告 2013-11-19
2013-11-26 2540.75 未披露
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from January 31, 2013 to October 31, 2013 Stock options exercised, net of tax benefit of $583 Stock repurchase
2013-10-31
2013-08-27 2546.47 未披露 定期报告 2013-08-20
2013-08-27 2548.41 未披露
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from January 31, 2013 to July 31, 2013 Stock options exercised, net of tax benefit of $ 465 Stock repurchase
2013-07-31
2013-05-29 2552.10 未披露 定期报告 2013-05-22
2013-05-29 2554.65 未披露
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From January 31, 2013 to April 30, 2013 Stock options exercised, net of tax benefit of $ 350 Stock repurchase
2013-04-30
2013-05-02 2551.64 未披露 定期报告 2013-04-17
2013-03-26 2544.07 未披露 定期报告 2013-03-19
2013-03-26 2543.93 未披露
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from January 31, 2012 to January 31, 2013 Stock options exercised, net of tax benefit of $1,657 Stock donation
2013-01-31
2012-11-28 2532.37 未披露
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from January 31, 2012 to October 31, 2012 Stock options exercised, net of tax Stock donation
2012-10-31
2012-08-28 2515.27 未披露
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from January 31, 2012 to July 31, 2012 Stock options exercised, net of tax Stock donation
2012-07-31
2012-05-31 2514.07 未披露 定期报告 2012-05-22
2012-05-31 2514.06 未披露
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Stock options exercised, net of tax Stock donation
2012-04-30
2012-03-30 2509.62 未披露 定期报告 2012-03-20
2012-03-30 2498.08 未披露
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from January 31, 2011 to January 31, 2012 Stock options exercised, net of tax of $0
2012-01-31
2011-12-01 2490.02 未披露 定期报告 2011-11-21
2011-12-01 2489.07 未披露
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from January 31, 2011 to October 31, 2011 Stock options exercised, net of tax
2011-10-31
2011-09-01 2486.81 未披露 定期报告 2011-08-25
2011-09-01 2486.77 未披露
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from January 31, 2011 to July 31, 2011 Stock options exercised, net of tax
2011-07-31
2011-06-02 2485.72 未披露 定期报告 2011-05-26
2011-06-02 2485.77 未披露
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from January 31, 2011 to April 30, 2011 Stock options exercised,net of tax
2011-04-30
2011-04-07 2482.28 未披露 定期报告 2011-03-31
2011-04-07 2480.15 未披露
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from January 31, 2010 to January 31, 2011 Stock options exercised, net of tax of $0
2011-01-31
2010-12-02 2473.80 未披露
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from January 31, 2010 to October 31, 2010 Stock options exercised, net of tax
2010-10-31
2010-09-02 2471.46 未披露 定期报告 2010-08-25
2010-09-02 2470.95 未披露
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from January 31, 2010 to July 31, 2010 Stock options exercised, net of tax
2010-07-31
2010-05-27 2468.22 未披露 定期报告 2010-05-18
2010-05-27 2467.64 未披露
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from January 31, 2010 to April 30, 2010 Stock options exercised, net of tax
2010-04-30
2010-04-01 2460.94 未披露 定期报告 2010-03-23
2010-04-01 2459.71 未披露
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from January 31, 2009 to January 31, 2010 Stock options exercised, net of tax of $835
2010-01-31
2009-04-09 2440.29 未披露 定期报告 2009-03-31
2009-04-09 2440.03 未披露
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from January 31, 2008 to January 31, 2009 Stock options exercised, net of tax benefit of $234 Stock repurchase
2009-01-31
2008-03-27 2564.78 未披露 定期报告 2008-03-14
2008-03-27 2607.05 未披露
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from January 31, 2007 to January 31, 2008 Stock options exercised, net of tax of $2,343 Conversion of Class A Stock to Common Stock
2008-01-31
2007-03-30 2584.81 未披露 定期报告 2007-03-15
2007-03-30 2583.62 未披露
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from January 31, 2006 to January 31, 2007 Stock options exercised, net of tax of $2,603 Conversion of Class A Stock to Common Stock
2007-01-31
2006-05-03 2537.20 未披露 定期报告 2006-03-31
2006-04-12 2536.91 未披露
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from January 31, 2005 to January 31, 2006 Stock issued to employees exercising stock options Conversion of Class A Common Stock
2006-01-31
2005-04-18 2510.54 未披露 定期报告 2005-03-31
2005-04-18 2494.87 未披露
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from January 31, 2004 to January 31, 2005 Stock issued to employees exercising stock options Restricted stock and other stock plans, less cancellations
2005-01-31
2004-04-15 1205.18 未披露 定期报告 2004-03-31
2004-04-15 1222.19 未披露
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from January 31, 2003 to January 31, 2004 Stock options exercised, net of tax of $489 Employee stock bonus plan
2004-01-31
2003-04-30 1192.60 未披露 定期报告 2003-04-07
2003-04-30 1193.85 未披露
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from January 31, 2002 to January 31, 2003 Stock options exercised, net of tax of $489 Employee stock bonus plan Common Stock repurchased
2003-01-31
2002-04-30 1330.75 未披露 定期报告 2002-04-23
2002-04-30 1176.30 未披露
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from January 31, 2001 to January 31, 2002 Stock options exercised,net of tax benefit Accounting change, net of tax
2002-01-31
2001-04-30 1319.77 未披露 定期报告 2001-04-20
2001-04-30 1155.35 未披露
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from January 31, 2000 to January 31, 2001 Conversion of Class A Common Stock to Common Stock Common stock repurchased
2001-01-31
2000-04-19 1301.50 未披露 定期报告 2000-04-04
2000-04-19 1208.56 未披露
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from January 31, 1999 to January 31, 2000 Conversion of Class A Common Stock to Common Stock Common stock repurchased
2000-01-31
1999-04-30 1296.59 未披露 定期报告 1999-04-23
1999-04-30 1279.17 未披露
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from January 31, 1998 to January 31, 1999 Foreign currency translation adjustments Conversion of Class A Common Stock to Common Stock
1999-01-31
1998-04-23 1289.14 未披露 定期报告 1998-04-16
1998-04-23 1285.65 未披露
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from January 31, 1997 to January 31, 1998 Proceeds from issuance of common stock, net of underwriting discounts and offering expenses Conversion of Class A Common Stock to Common Stock On September 11, 1997, the Company's Board of Directors approved a three-for-two stock split of the Company's Common and Class A Common Stock. The stock split was effected September 29, 1997.
1998-01-31
1997-04-18 603.70 未披露 定期报告 1997-04-15
1997-04-18 602.13 未披露 定期报告 1997-01-31
1997-04-18 600.63 未披露
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from January 31, 1995 to January 31, 1996 Purchase of Treasury stock
1996-01-31
From July 31, 2025 to October 31, 2025 Stock awards and options exercised
From April 30, 2025 to July 31, 2025 Conversion of Class A Common Stock to Common Stock
From January 31, 2025 to April 30, 2025 Stock awards and options exercised Supplemental executive retirement plan
From January 31, 2024 to January 31, 2025 Stock awards and options exercised Conversion of Class A Common Stock to Common Stock Supplemental executive retirement plan
From July 31, 2024 to October 31, 2024 Stock awards and options exercised Stock repurchases
From April 30, 2024 to July 31, 2024 Conversion of Class A Common Stock to Common Stock Stock awards and options exercised
From January 31, 2024 to April 30, 2024 Supplemental executive retirement plan Stock awards and options exercised
From July 31, 2023 to January 31, 2024 Stock awards and options exercised Conversion of Class A Common Stock to Common Stock Supplemental executive retirement plan
From July 31, 2023 to October 31, 2023 Stock awards and options exercised Stock repurchases
From April 30, 2023 to July 31, 2023 Stock awards and options exercised Conversion of Class A Common Stock to Common Stock Stock repurchases
From January 31, 2022 to January 31, 2023 Stock options exercised Stock repurchase
From January 31, 2022 to October 31, 2022 Stock options exercised Stock repurchase
From January 31, 2022 to July 31, 2022 Stock options exercised Stock repurchase
From January 31, 2022 to April 30, 2022 Stock options exercised Stock repurchase
From January 31, 2021 to January 31, 2022 Stock options exercised Stock repurchase
From January 31, 2021 to October 31, 2021 Stock options exercised Stock repurchase
From January 31, 2021 To July 31, 2021 Stock options exercised
From January 31, 2021 To April 30, 2021 Stock options exercised
from January 31, 2020 to January 31, 2021 Stock options exercised
From January 31, 2020 to October 31, 2020 Stock options exercised
From January 31, 2020 to July 31, 2020 Stock options exercised
From January 31, 2020 to April 30, 2020 Stock options exercised
From January 31, 2019 to January 31, 2020 Stock options exercised Stock repurchase
from January 31, 2019 to October 31, 2019 Stock options exercised Stock repurchase
From January 31, 2019 to July 31, 2019 Stock repurchase Stock options exercised
From January 31, 2019 to April 30, 2019 Stock options exercised Stock repurchase
From January 31, 2018 to January 31, 2019 Stock options exercised Conversion of Class A Stock to Common Stock Stock repurchase
From January 31, 2018 to October 31, 2018 Stock options exercised Stock repurchase
From January 1, 2018 to July 31, 2018 Stock options exercised Stock repurchase
From January 1, 2018 to April 30, 2018 Stock options exercised Stock repurchase
from January 31, 2017 to January 31, 2018 Stock options exercised Stock repurchase
From January 31, 2017 to October 31, 2017 Stock repurchase Stock options exercised
From January 31, 2017 to July 31, 2017 Stock repurchase Stock options exercised
From January 31, 2017 to April 30, 2017 Stock repurchase Stock options exercised
From January 31, 2016 to January 31, 2017 Stock options exercised, net of tax of $265 Stock repurchase
From January 31, 2016 to October 31, 2016 Stock options exercised, net of tax of $167 Stock repurchase
From January 31, 2016 to July 31, 2016 Stock options exercised, net of tax of $160,000 Stock repurchase
from January 31, 2016 to April 30, 2016 Stock options exercised, net of tax of $103 Stock repurchase
from January 31, 2015 to January 31, 2016 Stock options exercised, net of tax of $31 Stock repurchase
from January 31, 2015 to October 31, 2015 Stock options exercised, net of tax of $21
from January 31, 2015 to July 31, 2015 Stock repurchase Stock options exercised, net of tax benefit of $42
from January 31, 2015 to April 30, 2015 Stock options exercised, net of tax benefit of $42 Stock repurchase
from January 31, 2014 to January 31, 2015 Stock options exercised, net of tax benefit of $1,270 Stock repurchase Stock donation
from January 31, 2014 to October 31, 2014 Stock options exercised, net of tax benefit of $1,270 Stock repurchase Stock donation
from January 31, 2014 to July 31, 2014 Stock options exercised, net of tax benefit of $1,204 Stock repurchase Stock donation
from January 31, 2014 to April 30, 2014 Stock options exercised, net of tax benefit of $858 Stock repurchase Stock donation
from January 31, 2013 to January 31, 2014 Stock options exercised, net of tax benefit of $915
from January 31, 2013 to October 31, 2013 Stock options exercised, net of tax benefit of $583 Stock repurchase
from January 31, 2013 to July 31, 2013 Stock options exercised, net of tax benefit of $ 465 Stock repurchase
From January 31, 2013 to April 30, 2013 Stock options exercised, net of tax benefit of $ 350 Stock repurchase
from January 31, 2012 to January 31, 2013 Stock options exercised, net of tax benefit of $1,657 Stock donation
from January 31, 2012 to October 31, 2012 Stock options exercised, net of tax Stock donation
from January 31, 2012 to July 31, 2012 Stock options exercised, net of tax Stock donation
Stock options exercised, net of tax Stock donation
from January 31, 2011 to January 31, 2012 Stock options exercised, net of tax of $0
from January 31, 2011 to October 31, 2011 Stock options exercised, net of tax
from January 31, 2011 to July 31, 2011 Stock options exercised, net of tax
from January 31, 2011 to April 30, 2011 Stock options exercised,net of tax
from January 31, 2010 to January 31, 2011 Stock options exercised, net of tax of $0
from January 31, 2010 to October 31, 2010 Stock options exercised, net of tax
from January 31, 2010 to July 31, 2010 Stock options exercised, net of tax
from January 31, 2010 to April 30, 2010 Stock options exercised, net of tax
from January 31, 2009 to January 31, 2010 Stock options exercised, net of tax of $835
from January 31, 2008 to January 31, 2009 Stock options exercised, net of tax benefit of $234 Stock repurchase
from January 31, 2007 to January 31, 2008 Stock options exercised, net of tax of $2,343 Conversion of Class A Stock to Common Stock
from January 31, 2006 to January 31, 2007 Stock options exercised, net of tax of $2,603 Conversion of Class A Stock to Common Stock
from January 31, 2005 to January 31, 2006 Stock issued to employees exercising stock options Conversion of Class A Common Stock
from January 31, 2004 to January 31, 2005 Stock issued to employees exercising stock options Restricted stock and other stock plans, less cancellations
from January 31, 2003 to January 31, 2004 Stock options exercised, net of tax of $489 Employee stock bonus plan
from January 31, 2002 to January 31, 2003 Stock options exercised, net of tax of $489 Employee stock bonus plan Common Stock repurchased
from January 31, 2001 to January 31, 2002 Stock options exercised,net of tax benefit Accounting change, net of tax
from January 31, 2000 to January 31, 2001 Conversion of Class A Common Stock to Common Stock Common stock repurchased
from January 31, 1999 to January 31, 2000 Conversion of Class A Common Stock to Common Stock Common stock repurchased
from January 31, 1998 to January 31, 1999 Foreign currency translation adjustments Conversion of Class A Common Stock to Common Stock
from January 31, 1997 to January 31, 1998 Proceeds from issuance of common stock, net of underwriting discounts and offering expenses Conversion of Class A Common Stock to Common Stock On September 11, 1997, the Company's Board of Directors approved a three-for-two stock split of the Company's Common and Class A Common Stock. The stock split was effected September 29, 1997.
from January 31, 1995 to January 31, 1996 Purchase of Treasury stock