股本结构
单位：万股
| 公告日期 | 2025-11-25 | 2025-11-25 | 2025-08-26 | 2025-08-26 | 2025-05-29 | 2025-05-29 |
|---|---|---|---|---|---|---|
| 证券总股本 | 9254.01 | 9230.30 | 8677.40 | 8677.15 | 8663.56 | 8662.30 |
| 普通股本 | 9254.01 | 9230.30 | 8677.40 | 8677.15 | 8663.56 | 8662.30 |
| 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 | 2025-11-21 | 2025-10-26 | 2025-08-22 | 2025-07-27 | 2025-05-23 | 2025-04-27 |
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 | 9254.01 | 未披露 | 定期报告 | 2025-11-21 |
| 2025-11-25 | 9230.30 | 未披露 |
更多>>
From July 27,2025 to October 26,2025
Issuance of common stock upon exchange of 2027 Notes and 2028 Notes
Treasury stock reissued to settle share-based awards
|
2025-10-26 |
| 2025-08-26 | 8677.40 | 未披露 | 定期报告 | 2025-08-22 |
| 2025-08-26 | 8677.15 | 未披露 |
更多>>
From April 27, 2025 to July 27, 2025
Treasury stock reissued to settle share-based awards
|
2025-07-27 |
| 2025-05-29 | 8663.56 | 未披露 | 定期报告 | 2025-05-23 |
| 2025-05-29 | 8662.30 | 未披露 |
更多>>
From January 26,2025 to April 27,2025
Treasury stock reissued to settle share-based awards
|
2025-04-27 |
| 2025-04-24 | 8662.28 | 未披露 | 定期报告 | 2025-04-11 |
| 2025-04-24 | 8655.74 | 未披露 | 定期报告 | 2025-04-01 |
| 2025-03-25 | 8650.35 | 未披露 | 定期报告 | 2025-03-21 |
| 2025-03-25 | 8627.24 | 未披露 |
更多>>
From January 28, 2024 to January 26, 2025
Issuance of common stock from public offering
Issuance of common stock upon exchange of 2028 Notes
Treasury stock reissued to settle share-based awards
|
2025-01-26 |
| 2024-12-09 | 8480.98 | 未披露 |
更多>>
Shares of common stock are offering 9,126,985 shares by the company
|
2024-12-09 |
| 2024-12-03 | 7568.29 | 未披露 | 定期报告 | 2024-11-29 |
| 2024-12-03 | 7540.18 | 未披露 |
更多>>
From July 28, 2024 to October 27, 2024
Treasury stock reissued to settle share-based awards
|
2024-10-27 |
| 2024-08-28 | 7522.73 | 未披露 | 定期报告 | 2024-08-23 |
| 2024-08-28 | 7511.82 | 未披露 |
更多>>
From April 28, 2024 to July 28, 2024
Issuance of common stock upon exchange of 2028 Notes (as defined in Note 9)
Treasury stock reissued to settle share-based awards
|
2024-07-28 |
| 2024-07-25 | 7503.18 | 未披露 |
更多>>
July 25, 2024 the holders exchanged in aggregate principal amount of the 2028 notes and accrued interest for an aggregate of 10,378,431 shares of the company’s common stock.
|
2024-07-25 |
| 2024-06-05 | 6465.34 | 未披露 | 定期报告 | 2024-05-31 |
| 2024-06-05 | 6459.43 | 未披露 |
更多>>
From January 28, 2024 to April 28, 2024
Treasury stock reissued to settle share-based awards
|
2024-04-28 |
| 2024-04-26 | 6459.14 | 未披露 | 定期报告 | 2024-04-11 |
| 2024-04-26 | 6458.64 | 未披露 | 定期报告 | 2024-04-01 |
| 2024-03-28 | 6456.32 | 未披露 | 定期报告 | 2024-03-22 |
| 2024-03-28 | 6441.59 | 未披露 |
更多>>
From January 29, 2023 to January 28, 2024
Treasury stock reissued to settle share-based awards
|
2024-01-28 |
| 2023-12-06 | 6428.48 | 未披露 |
更多>>
From July 30, 2023 to October 29, 2023
Treasury stock reissued to settle share-based awards
|
2023-10-29 |
| 2023-09-13 | 6417.44 | 未披露 | 定期报告 | 2023-09-08 |
| 2023-09-13 | 6403.02 | 未披露 |
更多>>
From April 30, 2023 to July 30, 2023
Treasury stock reissued to settle share-based awards
|
2023-07-30 |
| 2023-04-28 | 6395.77 | 未披露 | 定期报告 | 2023-04-14 |
| 2023-03-30 | 6387.06 | 未披露 |
更多>>
From January 30, 2022 to January 29, 2023
Repurchase of common stock
Treasury stock reissued to settle share-based awards
|
2023-01-29 |
| 2022-11-30 | 6383.77 | 未披露 |
更多>>
From July 31, 2022 to October 30, 2022
Treasury stock reissued
|
2022-10-30 |
| 2022-08-31 | 6351.63 | 未披露 |
更多>>
From May 1, 2022 to July 31, 2022
Treasury stock reissued
|
2022-07-31 |
| 2022-06-01 | 6347.78 | 未披露 | 定期报告 | 2022-05-27 |
| 2022-04-29 | 6346.69 | 未披露 | 定期报告 | 2022-04-14 |
| 2022-03-16 | 6410.63 | 未披露 | 定期报告 | 2022-03-11 |
| 2022-03-16 | 6409.86 | 未披露 |
更多>>
From January 31, 2021 to January 30, 2022
Repurchase of common stock
Treasury stock reissued
|
2022-01-30 |
| 2021-12-01 | 6443.68 | 未披露 | 定期报告 | 2021-11-26 |
| 2021-12-01 | 6439.92 | 未披露 |
更多>>
From August 1, 2021 to October 31, 2021
Repurchase of common stock
Treasury stock reissued
|
2021-10-31 |
| 2021-09-01 | 6439.67 | 未披露 |
更多>>
From May 2, 2021 to August 1, 2021
Repurchase of common stock
Treasury stock reissued
|
2021-08-01 |
| 2021-06-02 | 6492.63 | 未披露 | 定期报告 | 2021-05-28 |
| 2021-06-02 | 6489.79 | 未披露 |
更多>>
From January 31, 2021 To May 2, 2021
Repurchase of common stock
Treasury stock reissued
|
2021-05-02 |
| 2021-04-30 | 6494.96 | 未披露 | 定期报告 | 2021-04-16 |
| 2021-03-24 | 6523.95 | 未披露 | 定期报告 | 2021-03-19 |
| 2021-03-24 | 6509.84 | 未披露 |
更多>>
from January 26, 2020 to January 31, 2021
Repurchase of common stock
Treasury stock reissued
|
2021-01-31 |
| 2020-12-02 | 6500.33 | 未披露 | 定期报告 | 2020-11-27 |
| 2020-12-02 | 6496.63 | 未披露 |
更多>>
From July 26, 2020 to October 25, 2020
Repurchase of common stock
Treasury stock reissued
|
2020-10-25 |
| 2020-08-26 | 6516.22 | 未披露 | 定期报告 | 2020-08-21 |
| 2020-08-26 | 6501.95 | 未披露 |
更多>>
From April 26, 2020 to July 26, 2020
Repurchase of common stock
Treasury stock reissued
|
2020-07-26 |
| 2020-05-27 | 6515.08 | 未披露 | 定期报告 | 2020-05-22 |
| 2020-05-27 | 6513.20 | 未披露 |
更多>>
from January 26, 2020 to April 17, 2020
Repurchase of common stock
Treasury stock reissued
|
2020-04-17 |
| 2020-03-20 | 6579.52 | 未披露 | 定期报告 | 2020-03-18 |
| 2020-03-20 | 6575.81 | 未披露 |
更多>>
from January 27, 2019 to January 26, 2020
Repurchase of common stock
Treasury stock reissued
|
2020-01-26 |
| 2019-12-04 | 6624.64 | 未披露 | 定期报告 | 2019-11-29 |
| 2019-12-04 | 6620.14 | 未披露 |
更多>>
from July 28, 2019 to October 27, 2019
Repurchase of outstanding common stock
Treasury stock reissued
|
2019-10-27 |
| 2019-08-28 | 6653.04 | 未披露 | 定期报告 | 2019-08-23 |
| 2019-08-28 | 6631.49 | 未披露 |
更多>>
from April 28, 2019 to July 28, 2019
Repurchase of outstanding common stock
Treasury stock reissued
|
2019-07-28 |
| 2019-05-29 | 6667.71 | 未披露 | 定期报告 | 2019-05-24 |
| 2019-05-29 | 6664.49 | 未披露 |
更多>>
from January 27, 2019 to April 18, 2019
Repurchase of outstanding common stock
Treasury stock reissued
|
2019-04-18 |
| 2019-03-21 | 6659.86 | 未披露 | 定期报告 | 2019-03-15 |
| 2019-03-21 | 6523.83 | 未披露 |
更多>>
from January 28, 2018 to January 27, 2019
Repurchase of outstanding common stock
Treasury stock reissued
|
2019-01-27 |
| 2018-11-28 | 6580.89 | 未披露 | 定期报告 | 2018-11-23 |
| 2018-11-28 | 6577.95 | 未披露 | 定期报告 | 2018-10-28 |
| 2018-08-29 | 6622.21 | 未披露 | 定期报告 | 2018-08-24 |
| 2018-08-29 | 6593.14 | 未披露 | 定期报告 | 2018-07-29 |
| 2018-05-30 | 6618.48 | 未披露 | 定期报告 | 2018-05-25 |
| 2018-05-30 | 7813.61 | 未披露 | 定期报告 | 2018-04-29 |
| 2018-05-04 | 6603.19 | 未披露 | 定期报告 | 2018-04-20 |
| 2018-03-22 | 6652.11 | 未披露 | 定期报告 | 2018-03-16 |
| 2018-03-22 | 6628.01 | 未披露 |
更多>>
from January 29, 2017 to January 28, 2018
Repurchase of outstanding common stock
Treasury stock reissued
|
2018-01-28 |
| 2017-11-29 | 6635.84 | 未披露 | 定期报告 | 2017-11-24 |
| 2017-11-29 | 6631.25 | 未披露 | 定期报告 | 2017-10-29 |
| 2017-08-30 | 6619.87 | 未披露 | 定期报告 | 2017-08-25 |
| 2017-08-30 | 6583.33 | 未披露 | 定期报告 | 2017-07-30 |
| 2017-05-31 | 6573.61 | 未披露 | 定期报告 | 2017-05-26 |
| 2017-05-31 | 6568.81 | 未披露 | 定期报告 | 2017-04-30 |
| 2017-05-05 | 6568.31 | 未披露 | 定期报告 | 2017-04-21 |
| 2017-05-05 | 6587.20 | 未披露 | 定期报告 | 2017-04-04 |
| 2017-03-23 | 6597.37 | 未披露 | 定期报告 | 2017-03-17 |
| 2017-03-23 | 6579.31 | 未披露 |
更多>>
from January 31, 2016 to January 29, 2017
Repurchase of outstanding common stock
Treasury stock reissued
|
2017-01-29 |
| 2016-11-30 | 6563.68 | 未披露 | 定期报告 | 2016-11-25 |
| 2016-11-30 | 6559.81 | 未披露 | 定期报告 | 2016-10-30 |
| 2016-08-31 | 6556.67 | 未披露 | 定期报告 | 2016-08-26 |
| 2016-08-31 | 6533.30 | 未披露 | 定期报告 | 2016-07-31 |
| 2016-06-01 | 6527.89 | 未披露 | 定期报告 | 2016-05-27 |
| 2016-05-06 | 6523.67 | 未披露 | 定期报告 | 2016-04-22 |
| 2016-03-31 | 6520.76 | 未披露 | 定期报告 | 2016-03-25 |
| 2016-03-31 | 6499.84 | 未披露 |
更多>>
from January 25, 2015 to January 31, 2016
Repurchase of outstanding common stock
Treasury stock reissued
|
2016-01-31 |
| 2015-12-04 | 6490.08 | 未披露 | 定期报告 | 2015-11-27 |
| 2015-12-04 | 6485.36 | 未披露 | 定期报告 | 2015-10-25 |
| 2015-09-04 | 6529.15 | 未披露 | 定期报告 | 2015-08-28 |
| 2015-09-04 | 6505.01 | 未披露 | 定期报告 | 2015-07-26 |
| 2015-06-05 | 6643.71 | 未披露 | 定期报告 | 2015-05-29 |
| 2015-05-08 | 6638.92 | 未披露 | 定期报告 | 2015-04-24 |
| 2015-03-30 | 6781.89 | 未披露 | 定期报告 | 2015-03-20 |
| 2015-03-30 | 6681.29 | 未披露 |
更多>>
From January 26, 2014 to January 25, 2015
Repurchase of outstanding common stock
Treasury stock reissued
|
2015-01-25 |
| 2014-12-05 | 6675.21 | 未披露 | 定期报告 | 2014-11-28 |
| 2014-12-05 | 6669.03 | 未披露 | 定期报告 | 2014-10-26 |
| 2014-09-05 | 6735.65 | 未披露 | 定期报告 | 2014-08-29 |
| 2014-09-05 | 6713.93 | 未披露 | 定期报告 | 2014-07-27 |
| 2014-06-06 | 6727.89 | 未披露 | 定期报告 | 2014-05-30 |
| 2014-06-06 | 6722.52 | 未披露 | 定期报告 | 2014-04-27 |
| 2014-03-27 | 6741.15 | 未披露 | 定期报告 | 2014-03-21 |
| 2014-03-27 | 6728.32 | 未披露 |
更多>>
from January 27, 2013 to January 26, 2014
Repurchase of outstanding common stock
Treasury stock reissued
|
2014-01-26 |
| 2013-12-06 | 6864.00 | 未披露 | 定期报告 | 2013-11-29 |
| 2013-12-06 | 6762.37 | 未披露 | 定期报告 | 2013-10-27 |
| 2013-09-06 | 6805.32 | 未披露 | 定期报告 | 2013-08-30 |
| 2013-09-06 | 6778.53 | 未披露 | 定期报告 | 2013-07-28 |
| 2013-06-07 | 6749.61 | 未披露 | 定期报告 | 2013-05-31 |
| 2013-05-09 | 6736.20 | 未披露 | 定期报告 | 2013-04-26 |
| 2013-03-28 | 6709.01 | 未披露 | 定期报告 | 2013-03-22 |
| 2013-03-28 | 6660.73 | 未披露 |
更多>>
from January 29, 2012 to January 27, 2013
Repurchase of outstanding common stock
Treasury stock reissued
|
2013-01-27 |
| 2012-12-07 | 6621.34 | 未披露 | 定期报告 | 2012-11-30 |
| 2012-12-07 | 6617.88 | 未披露 | 定期报告 | 2012-10-28 |
| 2012-09-07 | 6593.82 | 未披露 | 定期报告 | 2012-08-31 |
| 2012-09-07 | 6566.16 | 未披露 | 定期报告 | 2012-07-29 |
| 2012-06-08 | 6556.71 | 未披露 | 定期报告 | 2012-06-01 |
| 2012-06-08 | 6551.06 | 未披露 | 定期报告 | 2012-04-29 |
| 2012-03-29 | 6540.68 | 未披露 | 定期报告 | 2012-03-22 |
| 2012-03-29 | 6496.48 | 未披露 |
更多>>
from January 30, 2011 to January 29, 2012
Repurchase of outstanding common stock
Treasury stock reissued
|
2012-01-29 |
| 2011-12-09 | 6509.10 | 未披露 | 定期报告 | 2011-12-01 |
| 2011-12-09 | 6521.01 | 未披露 | 定期报告 | 2011-10-30 |
| 2011-09-09 | 6628.45 | 未披露 | 定期报告 | 2011-09-01 |
| 2011-09-09 | 6588.29 | 未披露 | 定期报告 | 2011-07-31 |
| 2011-06-10 | 6536.95 | 未披露 | 定期报告 | 2011-06-01 |
| 2011-06-10 | 6520.30 | 未披露 | 定期报告 | 2011-05-01 |
| 2011-03-31 | 6468.40 | 未披露 | 定期报告 | 2011-03-24 |
| 2011-03-31 | 6392.77 | 未披露 |
更多>>
from Jan 31 2010 to Jan 30 2011
Repurchase of outstanding common stock
Treasury stock reissued
Shares issued under equity award plans
|
2011-01-30 |
| 2010-12-10 | 6335.82 | 未披露 | 定期报告 | 2010-12-01 |
| 2010-12-10 | 6315.77 | 未披露 | 定期报告 | 2010-10-31 |
| 2010-09-10 | 6236.46 | 未披露 | 定期报告 | 2010-09-01 |
| 2010-09-10 | 6209.41 | 未披露 | 定期报告 | 2010-08-01 |
| 2010-06-11 | 6210.33 | 未披露 | 定期报告 | 2010-06-01 |
| 2010-06-11 | 6174.72 | 未披露 | 定期报告 | 2010-05-02 |
| 2010-04-01 | 6177.38 | 未披露 | 定期报告 | 2010-03-25 |
| 2010-04-01 | 6126.10 | 未披露 |
更多>>
from Jan 25 2009 to Jan 31 2010
Repurchase of outstanding common stock
Treasury stock reissued
Shares issued under equity award plans
|
2010-01-31 |
| 2009-03-26 | 6106.46 | 未披露 | 定期报告 | 2009-03-18 |
| 2009-03-26 | 6028.74 | 未披露 |
更多>>
from January 27, 2008 to January 25, 2009
Repurchase of outstanding common stock
Treasury stock reissued
Shares issued under equity award plans
|
2009-01-25 |
| 2008-03-27 | 6148.05 | 未披露 | 定期报告 | 2008-03-24 |
| 2008-03-27 | 6119.06 | 未披露 |
更多>>
from January 28, 2007 to January 27, 2008
Repurchase of outstanding common stock
Treasury stock reissued
Exercise of stock options
|
2008-01-27 |
| 2007-04-13 | 7230.49 | 未披露 |
更多>>
from January 29, 2006 to January 28, 2007
Treasury stock repurchase
Treasury stock reissued
Exercise of stock options
|
2007-01-28 |
| 2006-04-14 | 7240.04 | 未披露 | 定期报告 | 2006-04-03 |
| 2006-04-14 | 7269.38 | 未披露 |
更多>>
from January 30, 2005 to January 29, 2006
Treasury stock repurchase
Treasury stock reissued
Exercise of stock options
|
2006-01-29 |
| 2005-04-15 | 7375.31 | 未披露 | 定期报告 | 2005-04-08 |
| 2005-04-15 | 7384.51 | 未披露 |
更多>>
from January 25, 2004 to January 30, 2005
Treasury stock repurchase
Treasury stock reissued
Exercise of stock options
|
2005-01-30 |
| 2004-04-09 | 7432.42 | 未披露 | 定期报告 | 2004-04-01 |
| 2004-04-09 | 7412.07 | 未披露 |
更多>>
from January 26, 2003 to January 25, 2004
Treasury stock repurchase
Treasury stock reissued
Exercise of stock options
|
2004-01-25 |
| 2003-04-24 | 7325.65 | 未披露 | 定期报告 | 2003-04-01 |
| 2003-04-24 | 7316.54 | 未披露 |
更多>>
from January 27, 2002 to January 26, 2003
Treasury stock repurchase
Exercise of stock options
|
2003-01-26 |
| 2002-04-09 | 7301.94 | 未披露 | 定期报告 | 2002-04-01 |
| 2002-04-09 | 7214.86 | 未披露 |
更多>>
from January 28, 2001 to January 27, 2002
Treasury stock repurchase
Treasury stock reissued
Exercise of stock options
|
2002-01-27 |
| 2001-04-27 | 6919.79 | 未披露 | 定期报告 | 2001-04-13 |
| 2001-04-27 | 6811.64 | 未披露 |
更多>>
from January 30, 2000 to January 28, 2001
Stock repurchase
Exercise of stock options
|
2001-01-28 |
| 2000-04-28 | 3260.19 | 未披露 | 定期报告 | 2000-04-24 |
| 2000-04-28 | 3204.83 | 未披露 |
更多>>
from January 31, 1999 to January 30, 2000
Effect of pooling with USAR Systems
Stock repurchase
Reissued treasury stock
Purchase of Practical Sciences
Exercise of stock options
|
2000-01-30 |
| 1999-04-30 | 1504.71 | 未披露 | 定期报告 | 1999-04-16 |
| 1999-04-30 | 1519.40 | 未披露 |
更多>>
from February 1, 1998 to January 31, 1999
Effect of pooling with Acapella Limited
Exercise of stock options
|
1999-01-31 |
| 1998-05-01 | 1433.97 | 未披露 | 定期报告 | 1998-04-17 |
| 1998-05-01 | 1419.42 | 未披露 |
更多>>
from January26, 1997 to February 1, 1998
Exercise of stock options
On January 13, 1998, the Company effected a two-for-one stock split in the form of a 100% stock dividend which was payable to shareholders of record as of December 23, 1997.
|
1998-02-01 |
| 1997-04-25 | 613.99 | 未披露 | 定期报告 | 1997-04-11 |
| 1997-04-25 | 610.83 | 未披露 |
更多>>
from January28, 1996 to January26, 1997
Stock options exercised
|
1997-01-26 |
| 1996-04-25 | 602.71 | 未披露 | 定期报告 | 1996-04-12 |
| 1996-04-25 | 601.14 | 未披露 |
更多>>
from January29, 1995 to January28,1996
Conversions of debentures
Stock options exercised
|
1996-01-28 |
| 1996-04-25 | 563.84 | 未披露 |
更多>>
from January30, 1994 to January29, 1995
Conversion of debentures
Stock options exercised
Stock issued for services
|
1995-01-29 |
From July 27,2025 to October 26,2025
Issuance of common stock upon exchange of 2027 Notes and 2028 Notes
Treasury stock reissued to settle share-based awards
From April 27, 2025 to July 27, 2025
Treasury stock reissued to settle share-based awards
From January 26,2025 to April 27,2025
Treasury stock reissued to settle share-based awards
From January 28, 2024 to January 26, 2025
Issuance of common stock from public offering
Issuance of common stock upon exchange of 2028 Notes
Treasury stock reissued to settle share-based awards
Shares of common stock are offering 9,126,985 shares by the company
From July 28, 2024 to October 27, 2024
Treasury stock reissued to settle share-based awards
From April 28, 2024 to July 28, 2024
Issuance of common stock upon exchange of 2028 Notes (as defined in Note 9)
Treasury stock reissued to settle share-based awards
July 25, 2024 the holders exchanged in aggregate principal amount of the 2028 notes and accrued interest for an aggregate of 10,378,431 shares of the company’s common stock.
From January 28, 2024 to April 28, 2024
Treasury stock reissued to settle share-based awards
From January 29, 2023 to January 28, 2024
Treasury stock reissued to settle share-based awards
From July 30, 2023 to October 29, 2023
Treasury stock reissued to settle share-based awards
From April 30, 2023 to July 30, 2023
Treasury stock reissued to settle share-based awards
From January 30, 2022 to January 29, 2023
Repurchase of common stock
Treasury stock reissued to settle share-based awards
From July 31, 2022 to October 30, 2022
Treasury stock reissued
From May 1, 2022 to July 31, 2022
Treasury stock reissued
From January 31, 2021 to January 30, 2022
Repurchase of common stock
Treasury stock reissued
From August 1, 2021 to October 31, 2021
Repurchase of common stock
Treasury stock reissued
From May 2, 2021 to August 1, 2021
Repurchase of common stock
Treasury stock reissued
From January 31, 2021 To May 2, 2021
Repurchase of common stock
Treasury stock reissued
from January 26, 2020 to January 31, 2021
Repurchase of common stock
Treasury stock reissued
From July 26, 2020 to October 25, 2020
Repurchase of common stock
Treasury stock reissued
From April 26, 2020 to July 26, 2020
Repurchase of common stock
Treasury stock reissued
from January 26, 2020 to April 17, 2020
Repurchase of common stock
Treasury stock reissued
from January 27, 2019 to January 26, 2020
Repurchase of common stock
Treasury stock reissued
from July 28, 2019 to October 27, 2019
Repurchase of outstanding common stock
Treasury stock reissued
from April 28, 2019 to July 28, 2019
Repurchase of outstanding common stock
Treasury stock reissued
from January 27, 2019 to April 18, 2019
Repurchase of outstanding common stock
Treasury stock reissued
from January 28, 2018 to January 27, 2019
Repurchase of outstanding common stock
Treasury stock reissued
from January 29, 2017 to January 28, 2018
Repurchase of outstanding common stock
Treasury stock reissued
from January 31, 2016 to January 29, 2017
Repurchase of outstanding common stock
Treasury stock reissued
from January 25, 2015 to January 31, 2016
Repurchase of outstanding common stock
Treasury stock reissued
From January 26, 2014 to January 25, 2015
Repurchase of outstanding common stock
Treasury stock reissued
from January 27, 2013 to January 26, 2014
Repurchase of outstanding common stock
Treasury stock reissued
from January 29, 2012 to January 27, 2013
Repurchase of outstanding common stock
Treasury stock reissued
from January 30, 2011 to January 29, 2012
Repurchase of outstanding common stock
Treasury stock reissued
from Jan 31 2010 to Jan 30 2011
Repurchase of outstanding common stock
Treasury stock reissued
Shares issued under equity award plans
from Jan 25 2009 to Jan 31 2010
Repurchase of outstanding common stock
Treasury stock reissued
Shares issued under equity award plans
from January 27, 2008 to January 25, 2009
Repurchase of outstanding common stock
Treasury stock reissued
Shares issued under equity award plans
from January 28, 2007 to January 27, 2008
Repurchase of outstanding common stock
Treasury stock reissued
Exercise of stock options
from January 29, 2006 to January 28, 2007
Treasury stock repurchase
Treasury stock reissued
Exercise of stock options
from January 30, 2005 to January 29, 2006
Treasury stock repurchase
Treasury stock reissued
Exercise of stock options
from January 25, 2004 to January 30, 2005
Treasury stock repurchase
Treasury stock reissued
Exercise of stock options
from January 26, 2003 to January 25, 2004
Treasury stock repurchase
Treasury stock reissued
Exercise of stock options
from January 27, 2002 to January 26, 2003
Treasury stock repurchase
Exercise of stock options
from January 28, 2001 to January 27, 2002
Treasury stock repurchase
Treasury stock reissued
Exercise of stock options
from January 30, 2000 to January 28, 2001
Stock repurchase
Exercise of stock options
from January 31, 1999 to January 30, 2000
Effect of pooling with USAR Systems
Stock repurchase
Reissued treasury stock
Purchase of Practical Sciences
Exercise of stock options
from February 1, 1998 to January 31, 1999
Effect of pooling with Acapella Limited
Exercise of stock options
from January26, 1997 to February 1, 1998
Exercise of stock options
On January 13, 1998, the Company effected a two-for-one stock split in the form of a 100% stock dividend which was payable to shareholders of record as of December 23, 1997.
from January28, 1996 to January26, 1997
Stock options exercised
from January29, 1995 to January28,1996
Conversions of debentures
Stock options exercised
from January30, 1994 to January29, 1995
Conversion of debentures
Stock options exercised
Stock issued for services