股本结构
单位：万股
| 公告日期 | 2025-10-09 | 2025-10-09 | 2025-06-20 | 2025-07-10 | 2025-04-24 | 2025-04-24 |
|---|---|---|---|---|---|---|
| 证券总股本 | 2302.88 | 2296.23 | 2295.53 | 2294.47 | 2294.27 | 2285.61 |
| 普通股本 | 2302.88 | 2296.23 | 2295.53 | 2294.47 | 2294.27 | 2285.61 |
| 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 | 2025-09-30 | 2025-08-31 | 2025-06-18 | 2025-05-31 | 2025-04-17 | 2025-02-28 |
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 |
|---|---|---|---|---|
| 2025-10-09 | 2302.88 | 未披露 | 定期报告 | 2025-09-30 |
| 2025-10-09 | 2296.23 | 未披露 |
更多>>
From May 31, 2025 to August 31, 2025
Common stock repurchased and retired
Issuance and settlement of restricted stock
|
2025-08-31 |
| 2025-06-20 | 2295.53 | 未披露 | 定期报告 | 2025-06-18 |
| 2025-07-10 | 2294.47 | 未披露 |
更多>>
From February 28, 2025 to May 31, 2025
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
|
2025-05-31 |
| 2025-04-24 | 2294.27 | 未披露 | 定期报告 | 2025-04-17 |
| 2025-04-24 | 2285.61 | 未披露 |
更多>>
From February 29, 2024 to February 28, 2025
Exercise of stock options
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
Issuance and settlement of restricted stock
|
2025-02-28 |
| 2025-01-08 | 2285.57 | 未披露 | 定期报告 | 2025-01-02 |
| 2025-01-08 | 2285.30 | 未披露 |
更多>>
From August 31, 2024 to November 30, 2024
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
|
2024-11-30 |
| 2024-10-09 | 2285.16 | 未披露 | 定期报告 | 2024-10-03 |
| 2024-10-09 | 2281.48 | 未披露 |
更多>>
From May 31, 2024 to August 31, 2024
Issuance and settlement of restricted stock
Common stock repurchased and retired
|
2024-08-31 |
| 2024-06-21 | 2281.33 | 未披露 | 定期报告 | 2024-06-18 |
| 2024-07-09 | 2281.04 | 未披露 |
更多>>
From February 29, 2024 to May 31, 2024
Exercise of stock options
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
|
2024-05-31 |
| 2024-06-21 | 2328.27 | 未披露 | 定期报告 | 2024-05-15 |
| 2024-04-24 | 2381.00 | 未披露 | 定期报告 | 2024-04-18 |
| 2024-04-24 | 2375.13 | 未披露 |
更多>>
From February 28, 2023 to February 29, 2024
Exercise of stock options
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
Issuance and settlement of restricted stock
|
2024-02-29 |
| 2024-01-08 | 2374.64 | 未披露 | 定期报告 | 2023-12-28 |
| 2024-01-08 | 2374.46 | 未披露 |
更多>>
From August 31, 2023 to November 30, 2023
Exercise of stock options
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
|
2023-11-30 |
| 2023-10-04 | 2374.27 | 未披露 | 定期报告 | 2023-09-28 |
| 2023-10-04 | 2371.92 | 未披露 |
更多>>
From May 31, 2023 to August 31, 2023
Issuance and settlement of restricted stock
Common stock repurchased and retired
|
2023-08-31 |
| 2023-07-10 | 2409.94 | 未披露 | 定期报告 | 2023-06-29 |
| 2023-06-23 | 2409.91 | 未披露 | 定期报告 | 2023-06-21 |
| 2023-07-10 | 2409.69 | 未披露 |
更多>>
From February 28, 2023 to May 31, 2023
Exercise of stock options
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
|
2023-05-31 |
| 2023-06-23 | 2408.77 | 未披露 | 定期报告 | 2023-05-15 |
| 2023-04-27 | 2403.86 | 未披露 | 定期报告 | 2023-04-21 |
| 2023-04-27 | 2399.44 | 未披露 |
更多>>
From February 28, 2022 to February 28, 2023
Issuance and settlement of restricted stock
Exercise of stock options
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
|
2023-02-28 |
| 2023-01-06 | 2399.23 | 未披露 | 定期报告 | 2022-12-28 |
| 2023-01-06 | 2399.11 | 未披露 |
更多>>
From August 31, 2022 to November 30, 2022
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
|
2022-11-30 |
| 2022-10-06 | 2399.01 | 未披露 | 定期报告 | 2022-09-29 |
| 2022-10-06 | 2396.90 | 未披露 |
更多>>
From May 31, 2022 to August 31, 2022
Issuance and settlement of restricted stock
|
2022-08-31 |
| 2022-07-08 | 2396.85 | 未披露 | 定期报告 | 2022-06-30 |
| 2022-06-24 | 2396.85 | 未披露 | 定期报告 | 2022-06-22 |
| 2022-07-08 | 2396.67 | 未披露 |
更多>>
From February 28, 2022 to May 31, 2022
Exercise of stock options
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
|
2022-05-31 |
| 2022-04-28 | 2384.18 | 未披露 | 定期报告 | 2022-04-21 |
| 2022-04-28 | 2380.03 | 未披露 |
更多>>
From February 28, 2021 to February 28, 2022
Exercise of stock options
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
|
2022-02-28 |
| 2022-01-07 | 2413.71 | 未披露 | 定期报告 | 2021-12-29 |
| 2022-01-07 | 2413.64 | 未披露 |
更多>>
From August 31, 2021 to November 30, 2021
Exercise of stock options
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
|
2021-11-30 |
| 2021-10-08 | 2412.76 | 未披露 | 定期报告 | 2021-09-30 |
| 2021-10-08 | 2410.53 | 未披露 |
更多>>
From May 31, 2021 to August 31, 2021
Exercise of stock options
Issuance and settlement of restricted stock
Common stock repurchased and retired
|
2021-08-31 |
| 2021-07-09 | 2409.88 | 未披露 | 定期报告 | 2021-07-01 |
| 2021-06-25 | 2409.87 | 未披露 | 定期报告 | 2021-06-23 |
| 2021-07-09 | 2409.78 | 未披露 |
更多>>
From February 28, 2021 To May 31, 2021
Exercise of stock options
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
|
2021-05-31 |
| 2021-04-29 | 2445.01 | 未披露 | 定期报告 | 2021-04-22 |
| 2021-04-29 | 2440.59 | 未披露 |
更多>>
from February 29, 2020 to February 28, 2021
Exercise of stock options
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
|
2021-02-28 |
| 2021-01-08 | 2439.58 | 未披露 | 定期报告 | 2020-12-29 |
| 2021-01-08 | 2439.40 | 未披露 |
更多>>
From August 31, 2020 to November 30, 2020
Exercise of stock options
Net issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
|
2020-11-30 |
| 2020-10-09 | 2535.33 | 未披露 | 定期报告 | 2020-10-02 |
| 2020-10-09 | 2532.83 | 未披露 |
更多>>
From May 31, 2020 to August 31, 2020
Exercise of stock options
Net issuance and settlement of restricted stock
Common stock repurchased and retired
|
2020-08-31 |
| 2020-06-26 | 2532.29 | 未披露 | 定期报告 | 2020-06-24 |
| 2020-07-10 | 2532.12 | 未披露 |
更多>>
From February 29, 2020 to May 31, 2020
Exercise of stock options
Net issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
|
2020-05-31 |
| 2020-06-26 | 2533.05 | 未披露 | 定期报告 | 2020-05-15 |
| 2020-04-29 | 2524.37 | 未披露 | 定期报告 | 2020-04-22 |
| 2020-04-29 | 2519.38 | 未披露 |
更多>>
from February 28, 2019 to February 29, 2020
Exercise of stock options
Net issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
|
2020-02-29 |
| 2020-01-09 | 2516.97 | 未披露 | 定期报告 | 2020-01-03 |
| 2020-01-09 | 2516.68 | 未披露 |
更多>>
from August 31, 2019 to November 30, 2019
Exercise of stock options
Net issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
|
2019-11-30 |
| 2019-10-10 | 2516.40 | 未披露 | 定期报告 | 2019-10-04 |
| 2019-10-10 | 2513.02 | 未披露 |
更多>>
from May 31, 2019 to August 31, 2019
Exercise of stock options
Net issuance and settlement of restricted stock
Common stock repurchased and retired
|
2019-08-31 |
| 2019-07-10 | 2510.66 | 未披露 | 定期报告 | 2019-07-08 |
| 2019-06-28 | 2510.63 | 未披露 | 定期报告 | 2019-06-24 |
| 2019-07-10 | 2510.07 | 未披露 |
更多>>
from February 28, 2019 to May 31, 2019
Exercise of stock options
Net issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
|
2019-05-31 |
| 2019-06-28 | 2504.71 | 未披露 | 定期报告 | 2019-05-15 |
| 2019-04-29 | 2501.36 | 未披露 | 定期报告 | 2019-04-22 |
| 2019-04-29 | 2494.60 | 未披露 |
更多>>
from February 28, 2018 to February 28, 2019
Exercise of stock options
Net issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
|
2019-02-28 |
| 2019-01-09 | 2559.48 | 未披露 | 定期报告 | 2019-01-04 |
| 2019-01-09 | 2559.33 | 未披露 | 定期报告 | 2018-11-30 |
| 2018-10-10 | 2640.14 | 未披露 | 定期报告 | 2018-10-05 |
| 2018-10-10 | 2638.04 | 未披露 | 定期报告 | 2018-08-31 |
| 2018-07-10 | 2634.30 | 未披露 | 定期报告 | 2018-07-05 |
| 2018-06-28 | 2634.17 | 未披露 | 定期报告 | 2018-06-22 |
| 2018-07-10 | 2631.70 | 未披露 | 定期报告 | 2018-05-31 |
| 2018-06-28 | 2671.94 | 未披露 | 定期报告 | 2018-05-15 |
| 2018-04-30 | 2661.79 | 未披露 | 定期报告 | 2018-04-21 |
| 2018-04-30 | 2657.56 | 未披露 |
更多>>
from February 28, 2017 to February 28, 2018
Exercise of stock options
Restricted share-based compensation
Vesting of performance awards
Issuance of common stock in connection with employee stock purchase plan
Common stock repurchased and retired
|
2018-02-28 |
| 2018-01-09 | 2696.81 | 未披露 | 定期报告 | 2018-01-04 |
| 2018-01-09 | 2696.09 | 未披露 | 定期报告 | 2017-11-30 |
| 2017-10-10 | 2726.66 | 未披露 | 定期报告 | 2017-10-04 |
| 2017-10-10 | 2726.25 | 未披露 | 定期报告 | 2017-08-31 |
| 2017-07-10 | 2722.48 | 未披露 | 定期报告 | 2017-07-05 |
| 2017-06-28 | 2722.47 | 未披露 | 定期报告 | 2017-06-23 |
| 2017-07-10 | 2721.91 | 未披露 | 定期报告 | 2017-05-31 |
| 2017-06-28 | 2720.71 | 未披露 | 定期报告 | 2017-05-15 |
| 2017-05-01 | 2705.38 | 未披露 | 定期报告 | 2017-04-21 |
| 2017-05-01 | 2702.87 | 未披露 |
更多>>
from February 29, 2016 to February 28, 2017
Exercise of stock options
Restricted share-based compensation
Issuance of common stock in connection with employee stock purchase plan
Common stock repurchased and retired
|
2017-02-28 |
| 2017-01-09 | 2698.73 | 未披露 | 定期报告 | 2016-11-30 |
| 2016-10-11 | 2787.47 | 未披露 | 定期报告 | 2016-10-04 |
| 2016-10-11 | 2787.17 | 未披露 | 定期报告 | 2016-08-31 |
| 2016-07-11 | 2783.60 | 未披露 | 定期报告 | 2016-07-06 |
| 2016-06-27 | 2783.49 | 未披露 | 定期报告 | 2016-06-24 |
| 2016-07-11 | 2781.86 | 未披露 | 定期报告 | 2016-05-31 |
| 2016-04-29 | 2775.27 | 未披露 | 定期报告 | 2016-04-21 |
| 2016-04-29 | 2773.50 | 未披露 |
更多>>
from February 28, 2015 to February 29, 2016
Exercise of stock options
Restricted share-based compensation
Issuance of common stock in connection with employee stock purchase plan
Common stock repurchased and retired
|
2016-02-29 |
| 2016-01-11 | 2828.63 | 未披露 | 定期报告 | 2016-01-06 |
| 2015-12-11 | 2828.64 | 未披露 | 定期报告 | 2015-12-07 |
| 2016-01-11 | 2828.47 | 未披露 | 定期报告 | 2015-11-30 |
| 2015-10-13 | 2809.88 | 未披露 | 定期报告 | 2015-10-06 |
| 2015-10-13 | 2809.31 | 未披露 | 定期报告 | 2015-08-31 |
| 2015-07-10 | 2861.78 | 未披露 | 定期报告 | 2015-07-06 |
| 2015-06-29 | 2861.64 | 未披露 | 定期报告 | 2015-06-26 |
| 2015-07-10 | 2859.88 | 未披露 | 定期报告 | 2015-05-31 |
| 2015-04-29 | 2849.64 | 未披露 | 定期报告 | 2015-04-20 |
| 2015-04-29 | 2848.84 | 未披露 |
更多>>
from February 28, 2014 to February 28, 2015
Exercise of stock options
Restricted share-based compensation
Vesting of performance awards
Issuance of common stock in connection with employee stock purchase plan
Common stock repurchased and retired
|
2015-02-28 |
| 2015-01-09 | 2842.81 | 未披露 | 定期报告 | 2015-01-05 |
| 2015-01-09 | 2842.55 | 未披露 | 定期报告 | 2014-11-30 |
| 2014-10-10 | 2840.85 | 未披露 | 定期报告 | 2014-10-06 |
| 2014-10-10 | 2840.11 | 未披露 | 定期报告 | 2014-08-31 |
| 2014-07-10 | 2836.89 | 未披露 | 定期报告 | 2014-07-03 |
| 2014-06-30 | 2836.82 | 未披露 | 定期报告 | 2014-06-27 |
| 2014-07-10 | 2835.82 | 未披露 | 定期报告 | 2014-05-31 |
| 2014-04-29 | 2859.51 | 未披露 | 定期报告 | 2014-04-21 |
| 2014-04-29 | 3227.25 | 未披露 |
更多>>
from February 28, 2013 to February 28, 2014
Exercise of stock options
Restricted share-based compensation
Issuance of common stock in connection with employee stock purchase plan
Common stock repurchased and retired
|
2014-02-28 |
| 2014-01-09 | 3206.41 | 未披露 | 定期报告 | 2014-01-03 |
| 2014-01-09 | 3205.33 | 未披露 | 定期报告 | 2013-11-30 |
| 2013-10-10 | 3204.55 | 未披露 | 定期报告 | 2013-10-07 |
| 2013-10-10 | 3203.35 | 未披露 | 定期报告 | 2013-08-31 |
| 2013-07-10 | 3197.79 | 未披露 | 定期报告 | 2013-07-01 |
| 2013-06-28 | 3197.69 | 未披露 | 定期报告 | 2013-06-27 |
| 2013-07-10 | 3196.57 | 未披露 | 定期报告 | 2013-05-31 |
| 2013-04-29 | 3190.20 | 未披露 | 定期报告 | 2013-04-22 |
| 2013-04-29 | 3186.84 | 未披露 |
更多>>
from February 29, 2012 to February 28, 2013
Exercise of stock options
Issuance of restricted stock
Issuance of common stock in connection with employee stock purchase plan
Common stock repurchased and retired
|
2013-02-28 |
| 2013-01-09 | 3177.97 | 未披露 | 定期报告 | 2013-01-03 |
| 2013-01-09 | 3175.40 | 未披露 | 定期报告 | 2012-11-30 |
| 2012-10-10 | 3180.68 | 未披露 | 定期报告 | 2012-10-03 |
| 2012-10-10 | 3178.92 | 未披露 |
更多>>
from February 29, 2012 to August 31, 2012
Additions to the accrual
Reductions of the accrual - payments and credits issued
|
2012-08-31 |
| 2012-07-10 | 3173.65 | 未披露 | 定期报告 | 2012-07-02 |
| 2012-06-28 | 3173.61 | 未披露 | 定期报告 | 2012-06-26 |
| 2012-07-10 | 3173.23 | 未披露 | 定期报告 | 2012-05-31 |
| 2012-04-30 | 3170.02 | 未披露 | 定期报告 | 2012-04-23 |
| 2012-04-30 | 3168.11 | 未披露 |
更多>>
FROM February 28,2011 TO February 29,2012
Exercise of stock options
Issuance of restricted stock
Issuance of common stock in connection with employee stock purchase plan
Common stock repurchased and retired
|
2012-02-29 |
| 2012-01-06 | 3161.11 | 未披露 | 定期报告 | 2011-12-30 |
| 2012-01-06 | 3160.60 | 未披露 | 定期报告 | 2011-11-30 |
| 2011-10-07 | 3158.34 | 未披露 | 定期报告 | 2011-10-04 |
| 2011-10-07 | 3158.29 | 未披露 | 定期报告 | 2011-08-31 |
| 2011-07-11 | 3090.05 | 未披露 | 定期报告 | 2011-07-05 |
| 2011-06-27 | 3089.91 | 未披露 | 定期报告 | 2011-06-24 |
| 2011-07-11 | 3089.35 | 未披露 | 定期报告 | 2011-05-31 |
| 2011-05-16 | 3086.54 | 未披露 | 定期报告 | 2011-05-09 |
| 2011-05-16 | 3083.87 | 未披露 |
更多>>
from February 28 2010 to February 28 2011
Exercise of stock options, including tax benefits of $551
Issuance of restricted stock
Issuance of common stock in connection with employee stock purchase plan
Common stock repurchased and retired
|
2011-02-28 |
| 2011-01-10 | 3071.40 | 未披露 | 定期报告 | 2011-01-04 |
| 2011-01-10 | 3065.63 | 未披露 | 定期报告 | 2010-11-30 |
| 2010-10-06 | 3063.55 | 未披露 | 定期报告 | 2010-10-04 |
| 2010-10-06 | 3062.34 | 未披露 | 定期报告 | 2010-08-31 |
| 2010-07-09 | 3067.53 | 未披露 | 定期报告 | 2010-07-06 |
| 2010-07-09 | 3067.13 | 未披露 | 定期报告 | 2010-05-31 |
| 2010-05-13 | 3065.16 | 未披露 | 定期报告 | 2010-05-10 |
| 2010-05-13 | 3057.18 | 未披露 |
更多>>
from February 28, 2009 to February 28, 2010
Exercise of stock options, including tax benefits of $5,024
Issuance of restricted stock
Issuance of common stock in connection with employee stock purchase plan
Common stock repurchased and retired
|
2010-02-28 |
| 2009-05-14 | 2983.23 | 未披露 | 定期报告 | 2009-05-06 |
| 2009-05-14 | 2987.90 | 未披露 |
更多>>
from February 29, 2008 to February 28, 2009
Exercise of stock options, including tax benefits of $54
Issuance of common shares in connection with employee stock purchase plan
Acquisition and retirement of 574,365 common shares
|
2009-02-28 |
| 2008-05-13 | 3019.82 | 未披露 | 定期报告 | 2008-05-07 |
| 2008-05-13 | 3037.47 | 未披露 |
更多>>
from February 28, 2007 to February 29, 2008
Exercise of stock options, including tax benefits of $4,417
Issuance of common shares in connection with employee stock purchase plan
Acquisition and retirement of 1,095,392 common shares
|
2008-02-29 |
| 2007-05-14 | 3029.54 | 未披露 | 定期报告 | 2007-05-07 |
| 2007-05-14 | 3028.64 | 未披露 |
更多>>
from February 28, 2006 to February 28, 2007
Exercise of stock options, including tax benefits of $544
Issuance of common shares in connection with employee stock purchase plan
|
2007-02-28 |
| 2006-05-15 | 3002.91 | 未披露 | 定期报告 | 2006-05-05 |
| 2006-05-15 | 3001.32 | 未披露 |
更多>>
from February 28, 2005 to February 28, 2006
Exercise of stock options, including tax benefits of $402
Issuance of common shares in connection with employee stock purchase plan
|
2006-02-28 |
| 2005-05-16 | 2987.39 | 未披露 | 定期报告 | 2005-05-05 |
| 2005-05-16 | 2983.05 | 未披露 |
更多>>
from February 29, 2004 to February 28, 2005
Exercise of common stock options, including tax benefits of $8,301
Issuance of common stock in connection with employee stock purchase plan
Acquisition and retirement of common stock
|
2005-02-28 |
| 2004-05-14 | 2947.11 | 未披露 | 定期报告 | 2004-05-11 |
| 2004-05-14 | 2928.83 | 未披露 |
更多>>
from February 28, 2003 to February 29, 2004
Exercise of common stock options, including tax benefits of $8,045
Issuance of common stock in connection with employee stock purchase plan
Acquisition and retirement of common stock
|
2004-02-29 |
| 2003-05-29 | 2822.04 | 未披露 | 定期报告 | 2003-05-28 |
| 2003-05-29 | 2820.25 | 未披露 |
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from February 28, 2002 to February 28, 2003
Exercise of common stock options, net
Issuance of common stock in connection with employee stock purchase plan
Cancellation of stock recovered from escrow
|
2003-02-28 |
| 2002-05-29 | 2821.10 | 未披露 | 定期报告 | 2002-05-17 |
| 2002-05-29 | 2819.65 | 未披露 |
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from February 28, 2001 to February 28, 2002
Exercise of common stock options, net
Issuance of common stock in connection with employee stock purchase plan
|
2002-02-28 |
| 2001-05-29 | 2806.55 | 未披露 |
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from February 29, 2000 to February 28, 2001
Exercise of common stock options, net
Issuance of common stock in connection with employee stock purchase plan
Acquisition and retirement of treasury stock
|
2001-02-28 |
| 2000-05-30 | 2864.84 | 未披露 | 定期报告 | 2000-05-15 |
| 2000-05-30 | 2883.76 | 未披露 |
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from February 28, 1999 to February 29, 2000
Exercise of common stock options, net
Issuance of common stock in connection with employee stock purchase plan
Net issuance (recovery) of common stock in connection with acquisitions
Acquisition and retirement of treasury stock
|
2000-02-29 |
| 1999-05-28 | 2904.85 | 未披露 | 定期报告 | 1999-04-30 |
| 1999-05-28 | 2904.73 | 未披露 |
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from February 28, 1998 to February 28, 1999
Exercise of common stock options, net
Issuance of common stock to acquire subsidiaries
|
1999-02-28 |
| 1998-05-29 | 2780.86 | 未披露 | 定期报告 | 1998-04-30 |
| 1998-05-29 | 2728.12 | 未披露 |
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from February 28, 1997 to February 28, 1998
Exercise of common stock options, net
Stock dividend
|
1998-02-28 |
| 1997-05-28 | 1318.77 | 未披露 | 定期报告 | 1997-04-30 |
| 1997-05-28 | 1314.34 | 未披露 |
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from February 29, 1996 to February 28, 1997
Exercise of common stock options, net
Stock dividend
|
1997-02-28 |
From May 31, 2025 to August 31, 2025
Common stock repurchased and retired
Issuance and settlement of restricted stock
From February 28, 2025 to May 31, 2025
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
From February 29, 2024 to February 28, 2025
Exercise of stock options
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
Issuance and settlement of restricted stock
From August 31, 2024 to November 30, 2024
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
From May 31, 2024 to August 31, 2024
Issuance and settlement of restricted stock
Common stock repurchased and retired
From February 29, 2024 to May 31, 2024
Exercise of stock options
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
From February 28, 2023 to February 29, 2024
Exercise of stock options
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
Issuance and settlement of restricted stock
From August 31, 2023 to November 30, 2023
Exercise of stock options
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
From May 31, 2023 to August 31, 2023
Issuance and settlement of restricted stock
Common stock repurchased and retired
From February 28, 2023 to May 31, 2023
Exercise of stock options
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
From February 28, 2022 to February 28, 2023
Issuance and settlement of restricted stock
Exercise of stock options
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
From August 31, 2022 to November 30, 2022
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
From May 31, 2022 to August 31, 2022
Issuance and settlement of restricted stock
From February 28, 2022 to May 31, 2022
Exercise of stock options
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
From February 28, 2021 to February 28, 2022
Exercise of stock options
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
From August 31, 2021 to November 30, 2021
Exercise of stock options
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
From May 31, 2021 to August 31, 2021
Exercise of stock options
Issuance and settlement of restricted stock
Common stock repurchased and retired
From February 28, 2021 To May 31, 2021
Exercise of stock options
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
from February 29, 2020 to February 28, 2021
Exercise of stock options
Issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
From August 31, 2020 to November 30, 2020
Exercise of stock options
Net issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
From May 31, 2020 to August 31, 2020
Exercise of stock options
Net issuance and settlement of restricted stock
Common stock repurchased and retired
From February 29, 2020 to May 31, 2020
Exercise of stock options
Net issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
from February 28, 2019 to February 29, 2020
Exercise of stock options
Net issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
from August 31, 2019 to November 30, 2019
Exercise of stock options
Net issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
from May 31, 2019 to August 31, 2019
Exercise of stock options
Net issuance and settlement of restricted stock
Common stock repurchased and retired
from February 28, 2019 to May 31, 2019
Exercise of stock options
Net issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
from February 28, 2018 to February 28, 2019
Exercise of stock options
Net issuance and settlement of restricted stock
Issuance of common stock related to stock purchase plan
Common stock repurchased and retired
from February 28, 2017 to February 28, 2018
Exercise of stock options
Restricted share-based compensation
Vesting of performance awards
Issuance of common stock in connection with employee stock purchase plan
Common stock repurchased and retired
from February 29, 2016 to February 28, 2017
Exercise of stock options
Restricted share-based compensation
Issuance of common stock in connection with employee stock purchase plan
Common stock repurchased and retired
from February 28, 2015 to February 29, 2016
Exercise of stock options
Restricted share-based compensation
Issuance of common stock in connection with employee stock purchase plan
Common stock repurchased and retired
from February 28, 2014 to February 28, 2015
Exercise of stock options
Restricted share-based compensation
Vesting of performance awards
Issuance of common stock in connection with employee stock purchase plan
Common stock repurchased and retired
from February 28, 2013 to February 28, 2014
Exercise of stock options
Restricted share-based compensation
Issuance of common stock in connection with employee stock purchase plan
Common stock repurchased and retired
from February 29, 2012 to February 28, 2013
Exercise of stock options
Issuance of restricted stock
Issuance of common stock in connection with employee stock purchase plan
Common stock repurchased and retired
from February 29, 2012 to August 31, 2012
Additions to the accrual
Reductions of the accrual - payments and credits issued
FROM February 28,2011 TO February 29,2012
Exercise of stock options
Issuance of restricted stock
Issuance of common stock in connection with employee stock purchase plan
Common stock repurchased and retired
from February 28 2010 to February 28 2011
Exercise of stock options, including tax benefits of $551
Issuance of restricted stock
Issuance of common stock in connection with employee stock purchase plan
Common stock repurchased and retired
from February 28, 2009 to February 28, 2010
Exercise of stock options, including tax benefits of $5,024
Issuance of restricted stock
Issuance of common stock in connection with employee stock purchase plan
Common stock repurchased and retired
from February 29, 2008 to February 28, 2009
Exercise of stock options, including tax benefits of $54
Issuance of common shares in connection with employee stock purchase plan
Acquisition and retirement of 574,365 common shares
from February 28, 2007 to February 29, 2008
Exercise of stock options, including tax benefits of $4,417
Issuance of common shares in connection with employee stock purchase plan
Acquisition and retirement of 1,095,392 common shares
from February 28, 2006 to February 28, 2007
Exercise of stock options, including tax benefits of $544
Issuance of common shares in connection with employee stock purchase plan
from February 28, 2005 to February 28, 2006
Exercise of stock options, including tax benefits of $402
Issuance of common shares in connection with employee stock purchase plan
from February 29, 2004 to February 28, 2005
Exercise of common stock options, including tax benefits of $8,301
Issuance of common stock in connection with employee stock purchase plan
Acquisition and retirement of common stock
from February 28, 2003 to February 29, 2004
Exercise of common stock options, including tax benefits of $8,045
Issuance of common stock in connection with employee stock purchase plan
Acquisition and retirement of common stock
from February 28, 2002 to February 28, 2003
Exercise of common stock options, net
Issuance of common stock in connection with employee stock purchase plan
Cancellation of stock recovered from escrow
from February 28, 2001 to February 28, 2002
Exercise of common stock options, net
Issuance of common stock in connection with employee stock purchase plan
from February 29, 2000 to February 28, 2001
Exercise of common stock options, net
Issuance of common stock in connection with employee stock purchase plan
Acquisition and retirement of treasury stock
from February 28, 1999 to February 29, 2000
Exercise of common stock options, net
Issuance of common stock in connection with employee stock purchase plan
Net issuance (recovery) of common stock in connection with acquisitions
Acquisition and retirement of treasury stock
from February 28, 1998 to February 28, 1999
Exercise of common stock options, net
Issuance of common stock to acquire subsidiaries
from February 28, 1997 to February 28, 1998
Exercise of common stock options, net
Stock dividend
from February 29, 1996 to February 28, 1997
Exercise of common stock options, net
Stock dividend