股本结构
单位：万股
| 公告日期 | 2026-08-05 | 2026-05-06 | 2026-04-20 | 2026-05-06 | 2026-02-26 | 2026-04-20 |
|---|---|---|---|---|---|---|
| 证券总股本 | 2964.20 | 2960.60 | 2960.58 | 2960.60 | 2919.10 | 2917.70 |
| 普通股本 | 2964.20 | 2960.60 | 2960.58 | 2960.60 | 2919.10 | 2917.70 |
| 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 | 2026-06-30 | 2026-05-01 | 2026-04-06 | 2026-03-31 | 2026-02-23 | 2025-12-31 |
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 |
|---|---|---|---|---|
| 2026-08-05 | 2964.20 | 未披露 |
更多>>
From March 31,2026 to June 30,2026
Other comprehensive income (loss)
|
2026-06-30 |
| 2026-05-06 | 2960.60 | 未披露 | 定期报告 | 2026-05-01 |
| 2026-04-20 | 2960.58 | 未披露 | 定期报告 | 2026-04-06 |
| 2026-05-06 | 2960.60 | 未披露 |
更多>>
From December 31, 2025 to March 31, 2026
Share award amortization
Share repurchases
Exercise of stock options
|
2026-03-31 |
| 2026-02-26 | 2919.10 | 未披露 | 定期报告 | 2026-02-23 |
| 2026-04-20 | 2917.70 | 未披露 | 定期报告 | 2025-12-31 |
| 2025-11-05 | 2892.00 | 未披露 | 定期报告 | 2025-10-31 |
| 2025-10-23 | 2892.02 | 未披露 | 定期报告 | 2025-10-17 |
| 2025-11-05 | 2892.00 | 未披露 |
更多>>
From June 30, 2025 to September 30, 2025
Share award amortization
Share repurchases
Exercise of stock options
|
2025-09-30 |
| 2025-08-06 | 2881.40 | 未披露 | 定期报告 | 2025-07-31 |
| 2025-08-06 | 2881.60 | 未披露 |
更多>>
From March 31,2025 to June 30,2025
Share award amortization
Share repurchases
|
2025-06-30 |
| 2025-05-07 | 2877.50 | 未披露 | 定期报告 | 2025-05-02 |
| 2025-04-21 | 2877.53 | 未披露 | 定期报告 | 2025-04-07 |
| 2025-05-07 | 2877.50 | 未披露 |
更多>>
From December 31, 2024 to March 31, 2025
Share award amortization
Share repurchases
|
2025-03-31 |
| 2025-04-21 | 2871.17 | 未披露 | 定期报告 | 2025-03-11 |
| 2025-02-27 | 2863.20 | 未披露 | 定期报告 | 2025-02-21 |
| 2025-04-21 | 2862.78 | 未披露 | 定期报告 | 2024-12-31 |
| 2024-11-06 | 2862.80 | 未披露 |
更多>>
From June 30, 2024 to September 30, 2024
Share award amortization
Share repurchases
|
2024-09-30 |
| 2024-08-07 | 2861.80 | 未披露 | 定期报告 | 2024-08-02 |
| 2024-08-07 | 2861.70 | 未披露 |
更多>>
From March 31, 2024 to June 30, 2024
Share award amortization
Share repurchases
|
2024-06-30 |
| 2024-05-08 | 2839.30 | 未披露 | 定期报告 | 2024-05-03 |
| 2024-04-22 | 2838.85 | 未披露 | 定期报告 | 2024-04-08 |
| 2024-05-08 | 2838.70 | 未披露 |
更多>>
From December 31, 2023 to March 31, 2024
Share award amortization
Share repurchases
|
2024-03-31 |
| 2024-04-22 | 2831.72 | 未披露 | 定期报告 | 2024-03-09 |
| 2024-03-06 | 2831.70 | 未披露 | 定期报告 | 2024-03-01 |
| 2024-03-06 | 2831.00 | 未披露 |
更多>>
From December 31,2022 to December 31,2023
Share award amortization
Share repurchases
|
2023-12-31 |
| 2023-11-02 | 2824.60 | 未披露 |
更多>>
From June 30, 2023 to September 30, 2023
Share award amortization
Share repurchases
|
2023-09-30 |
| 2023-08-03 | 2817.61 | 未披露 | 定期报告 | 2023-07-31 |
| 2023-08-03 | 2817.60 | 未披露 |
更多>>
From March 31, 2023 to June 30, 2023
Share award amortization
Share repurchases
|
2023-06-30 |
| 2023-05-04 | 2800.82 | 未披露 | 定期报告 | 2023-04-28 |
| 2023-04-24 | 2800.76 | 未披露 | 定期报告 | 2023-04-10 |
| 2023-05-04 | 2800.80 | 未披露 |
更多>>
From December 31, 2022 to March 31, 2023
Share repurchases
|
2023-03-31 |
| 2023-03-09 | 2801.24 | 未披露 | 定期报告 | 2023-03-02 |
| 2023-03-09 | 2800.90 | 未披露 |
更多>>
From March 31, 2022 to December 31, 2022
Share award amortization
Share repurchases
|
2022-12-31 |
| 2022-11-03 | 2801.64 | 未披露 | 定期报告 | 2022-10-27 |
| 2022-10-25 | 2801.56 | 未披露 | 定期报告 | 2022-10-19 |
| 2022-11-03 | 2801.60 | 未披露 |
更多>>
From June 30, 2022 to September 30, 2022
Purchase of treasury stock.
Stock-based compensation
|
2022-09-30 |
| 2022-08-05 | 2793.62 | 未披露 | 定期报告 | 2022-08-01 |
| 2022-08-05 | 2820.40 | 未披露 |
更多>>
From March 31, 2022 to June 30, 2022
Stock-based compensation
Purchase of treasury stock
|
2022-06-30 |
| 2022-06-21 | 2832.95 | 未披露 | 定期报告 | 2022-06-06 |
| 2022-05-31 | 2829.95 | 未披露 | 定期报告 | 2022-05-24 |
| 2022-06-21 | 2828.67 | 未披露 |
更多>>
From March 31, 2021 to March 31, 2022
Share-based compensation
Purchase of treasury shares
|
2022-03-31 |
| 2022-02-04 | 2830.19 | 未披露 |
更多>>
From September 30, 2021 to December 31, 2021
Share award amortization
|
2021-12-31 |
| 2021-11-04 | 2826.48 | 未披露 | 定期报告 | 2021-10-29 |
| 2021-11-04 | 2830.22 | 未披露 |
更多>>
From June 30, 2021 to September 30, 2021
Share award amortization
Share repurchases
|
2021-09-30 |
| 2021-08-05 | 2825.93 | 未披露 | 定期报告 | 2021-07-30 |
| 2021-08-05 | 2880.64 | 未披露 |
更多>>
From March 31, 2021 to June 30, 2021
Sale of noncontrolling interest
|
2021-06-30 |
| 2021-06-21 | 2961.26 | 未披露 | 定期报告 | 2021-06-07 |
| 2021-05-27 | 2969.27 | 未披露 | 定期报告 | 2021-05-21 |
| 2021-05-27 | 2969.41 | 682.46 |
更多>>
From March 31, 2020 to March 31, 2021
Share repurchases
Preferred stock share conversion
Elimination of Old Bristow stock
Exchange of common stock
Era purchase price
Issuance of stock
Purchase of treasury shares
Era purchase price adjustment
Purchase of Company common stock (tax withholding)
|
2021-03-31 |
| 2021-02-03 | 2971.05 | 未披露 |
更多>>
From September 30, 2020 to December 31, 2020
Purchase of treasury shares
|
2020-12-31 |
| 2020-11-05 | 2971.08 | 未披露 | 定期报告 | 2020-11-02 |
| 2020-11-05 | 2981.37 | 未披露 |
更多>>
From June 30, 2020 to September 30, 2020
Purchase of treasury shares
Era purchase price adjustment
|
2020-09-30 |
| 2020-08-07 | 3028.00 | 未披露 | 定期报告 | 2020-08-03 |
| 2020-08-07 | 3028.90 | 未披露 |
更多>>
From March 31, 2020 to June 30, 2020
Share repurchases
Preferred stock share conversion
Preferred stock compensation activity and conversion
Elimination of Old Bristow stock
Exchange of common stock
Era purchase price
Restricted stock awards
Purchase of Company common stock (tax withholding)
|
2020-06-30 |
| 2020-07-01 | 3088.25 | 未披露 | 定期报告 | 2020-06-26 |
| 2020-06-12 | 717.51 | 未披露 |
更多>>
a 1:3 stock split
|
2020-06-12 |
| 2020-05-05 | 2152.54 | 未披露 | 定期报告 | 2020-05-01 |
| 2020-05-05 | 2175.63 | 未披露 |
更多>>
From December 31, 2019 to March 31, 2020
Issuance of common stock:
Restricted stock grants
Purchase of treasury shares
|
2020-03-31 |
| 2020-04-03 | 2085.80 | 未披露 | 定期报告 | 2020-03-26 |
| 2020-03-06 | 2131.06 | 未披露 | 定期报告 | 2020-03-02 |
| 2020-03-06 | 2128.56 | 未披露 |
更多>>
From December 31, 2018 to December 31, 2019
Issuance of common stock:
Restricted stock grants
Employee Stock Purchase Plan
Purchase of treasury shares
Exercise of call option
|
2019-12-31 |
| 2019-11-05 | 2128.86 | 未披露 |
更多>>
from June 30,2019 to September 30, 2019
Purchase of treasury shares
|
2019-09-30 |
| 2019-07-30 | 2123.09 | 未披露 | 定期报告 | 2019-07-26 |
| 2019-07-17 | 2131.07 | 未披露 | 定期报告 | 2019-07-15 |
| 2019-07-30 | 2141.95 | 未披露 |
更多>>
from March 31, 2019 to June 30, 2019
Purchase of treasury shares
|
2019-06-30 |
| 2019-06-28 | 2149.40 | 未披露 | 定期报告 | 2019-06-26 |
| 2019-05-31 | 2222.07 | 未披露 | 定期报告 | 2019-05-03 |
| 2019-05-07 | 2222.07 | 未披露 |
更多>>
from December 31,2018 to March 31, 2019
Issuance of common stock:
Restricted stock grants
Employee Stock Purchase Plan
Purchase of treasury shares
|
2019-03-31 |
| 2019-03-08 | 2178.99 | 未披露 | 定期报告 | 2019-03-05 |
| 2019-03-08 | 2176.54 | 未披露 |
更多>>
from December 31,2017 to December 31,2018
Issuance of common stock:
Restricted stock grants
Employee Stock Purchase Plan
|
2018-12-31 |
| 2018-11-06 | 2176.18 | 未披露 |
更多>>
from December 31, 2017 to September 30, 2018
Issuance of common stock:
Restricted stock grants
Employee Stock Purchase Plan
|
2018-09-30 |
| 2018-08-07 | 2168.84 | 未披露 |
更多>>
From December 31, 2017 to April 27, 2018
Issuance of common stock:
Restricted stock grants
Employee Stock Purchase Plan
|
2018-04-27 |
| 2018-04-25 | 2168.89 | 未披露 | 定期报告 | 2018-04-20 |
| 2018-05-01 | 2168.90 | 未披露 |
更多>>
from December 31, 2017 to March 31, 2018
Issuance of common stock: Restricted stock grants
Issuance of common stock: Employee Stock Purchase Plan
|
2018-03-31 |
| 2018-03-09 | 2131.92 | 未披露 |
更多>>
From December 31, 2016 to December 31, 2017
Purchase of treasury shares
Issuance of common stock:
Restricted stock grants
Employee Stock Purchase Plan
|
2017-12-31 |
| 2017-11-09 | 2132.87 | 未披露 |
更多>>
From December 31, 2016 to September 30, 2017
Net loss attributable to redeemable noncontrolling interest
Cancellation of restricted stock
Purchase of treasury shares
Issuance of common stock:
Restricted stock grants
Employee Stock Purchase Plan
|
2017-09-30 |
| 2017-08-08 | 2127.95 | 未披露 |
更多>>
from December 31, 2016 to June 30, 2017
Issuance of common stock: Restricted stock grants
Issuance of common stock: Employee Stock Purchase Plan
Cancellation of restricted stock
Purchase of treasury shares
|
2017-06-30 |
| 2017-05-02 | 2127.03 | 未披露 |
更多>>
from December 31, 2016 to March 31, 2017
Issuance of common stock: Restricted stock grants
Issuance of common stock: Employee Stock Purchase Plan
Cancellation of restricted stock
Purchase of treasury shares
|
2017-03-31 |
| 2017-03-09 | 2093.36 | 未披露 | 定期报告 | 2017-03-03 |
| 2017-03-09 | 2093.66 | 未披露 |
更多>>
from December 31, 2015 to December 31, 2016
Cancellation of restricted stock
Purchase of treasury shares
Issuance of common stock: Restricted stock grants
Issuance of common stock: Employee Stock Purchase Plan
|
2016-12-31 |
| 2016-11-01 | 2094.04 | 未披露 |
更多>>
From December 31, 2015 to September 30, 2016
Issuance of common stock:Restricted stock grants
Issuance of common stock:Employee Stock Purchase Plan
Cancellation of restricted stock
Purchase of treasury shares
|
2016-09-30 |
| 2016-08-03 | 2087.93 | 未披露 |
更多>>
from December 31, 2015 to April 29, 2016
Issuance of common stock:
Restricted stock grants
Employee Stock Purchase Plan
Cancellation of restricted stock
Purchase of treasury shares
|
2016-04-29 |
| 2016-05-04 | 2087.98 | 未披露 |
更多>>
from December 31, 2015 to March 31, 2016
Issuance of common stock:
Restricted stock grants
Employee Stock Purchase Plan
Cancellation of restricted stock
Purchase of treasury shares
|
2016-03-31 |
| 2016-02-26 | 2049.57 | 未披露 |
更多>>
From December 31, 2014 to December 31, 2015
Issuance of common stock:
Restricted stock grants
Employee Stock Purchase Plan
Cancellation of restricted stock
Purchase of treasury shares
|
2015-12-31 |
| 2015-11-05 | 2049.83 | 未披露 | 定期报告 | 2015-10-30 |
| 2015-11-05 | 2049.91 | 未披露 |
更多>>
from December 31, 2014 to September 30, 2015
Cancellation of restricted stock
Purchase of treasury shares
|
2015-09-30 |
| 2015-08-05 | 2058.24 | 未披露 |
更多>>
from December 31, 2014 to June 30, 2015
Issuance of common stock:Restricted stock grants
Cancellation of restricted stock
|
2015-06-30 |
| 2015-04-30 | 2058.25 | 未披露 | 定期报告 | 2015-04-27 |
| 2015-05-06 | 2058.28 | 未披露 |
更多>>
from December 31, 2014 to March 31, 2015
Issuance of common stock:Restricted stock grants
Cancellation of restricted stock
|
2015-03-31 |
| 2015-03-11 | 2040.43 | 未披露 | 定期报告 | 2015-03-06 |
| 2014-11-05 | 2037.19 | 未披露 |
更多>>
From December 31, 2013 to September 30, 2014
Issuance of common stock:Restricted stock grants
Cancellation of restricted stock
|
2014-09-30 |
| 2014-08-08 | 2034.33 | 未披露 |
更多>>
from December 31, 2013 to June 30, 2014
Issuance of common stock:Restricted stock grants
Cancellation of restricted stock
|
2014-06-30 |
| 2014-05-06 | 2034.49 | 未披露 | 定期报告 | 2014-04-30 |
| 2014-05-06 | 2032.84 | 未披露 |
更多>>
From December 31, 2013 to March 31, 2014
Issuance of common stock:Restricted stock grants
Cancellation of restricted stock
|
2014-03-31 |
| 2014-03-21 | 2018.39 | 未披露 | 定期报告 | 2014-02-28 |
| 2013-02-28 | 2450.00 | 140.00 |
更多>>
from December 31, 2011 to December 31, 2012
Issuance of Series B Preferred Stock
Accretion of redemption value on Series A Preferred Stock
Preferred stock dividend
Redemption of Series B Preferred Stock
|
2012-12-31 |
| 2012-10-12 | 2450.00 | 170.00 | 定期报告 | 2012-06-30 |
From March 31,2026 to June 30,2026
Other comprehensive income (loss)
From December 31, 2025 to March 31, 2026
Share award amortization
Share repurchases
Exercise of stock options
From June 30, 2025 to September 30, 2025
Share award amortization
Share repurchases
Exercise of stock options
From March 31,2025 to June 30,2025
Share award amortization
Share repurchases
From December 31, 2024 to March 31, 2025
Share award amortization
Share repurchases
From June 30, 2024 to September 30, 2024
Share award amortization
Share repurchases
From March 31, 2024 to June 30, 2024
Share award amortization
Share repurchases
From December 31, 2023 to March 31, 2024
Share award amortization
Share repurchases
From December 31,2022 to December 31,2023
Share award amortization
Share repurchases
From June 30, 2023 to September 30, 2023
Share award amortization
Share repurchases
From March 31, 2023 to June 30, 2023
Share award amortization
Share repurchases
From December 31, 2022 to March 31, 2023
Share repurchases
From March 31, 2022 to December 31, 2022
Share award amortization
Share repurchases
From June 30, 2022 to September 30, 2022
Purchase of treasury stock.
Stock-based compensation
From March 31, 2022 to June 30, 2022
Stock-based compensation
Purchase of treasury stock
From March 31, 2021 to March 31, 2022
Share-based compensation
Purchase of treasury shares
From September 30, 2021 to December 31, 2021
Share award amortization
From June 30, 2021 to September 30, 2021
Share award amortization
Share repurchases
From March 31, 2021 to June 30, 2021
Sale of noncontrolling interest
From March 31, 2020 to March 31, 2021
Share repurchases
Preferred stock share conversion
Elimination of Old Bristow stock
Exchange of common stock
Era purchase price
Issuance of stock
Purchase of treasury shares
Era purchase price adjustment
Purchase of Company common stock (tax withholding)
From September 30, 2020 to December 31, 2020
Purchase of treasury shares
From June 30, 2020 to September 30, 2020
Purchase of treasury shares
Era purchase price adjustment
From March 31, 2020 to June 30, 2020
Share repurchases
Preferred stock share conversion
Preferred stock compensation activity and conversion
Elimination of Old Bristow stock
Exchange of common stock
Era purchase price
Restricted stock awards
Purchase of Company common stock (tax withholding)
a 1:3 stock split
From December 31, 2019 to March 31, 2020
Issuance of common stock:
Restricted stock grants
Purchase of treasury shares
From December 31, 2018 to December 31, 2019
Issuance of common stock:
Restricted stock grants
Employee Stock Purchase Plan
Purchase of treasury shares
Exercise of call option
from June 30,2019 to September 30, 2019
Purchase of treasury shares
from March 31, 2019 to June 30, 2019
Purchase of treasury shares
from December 31,2018 to March 31, 2019
Issuance of common stock:
Restricted stock grants
Employee Stock Purchase Plan
Purchase of treasury shares
from December 31,2017 to December 31,2018
Issuance of common stock:
Restricted stock grants
Employee Stock Purchase Plan
from December 31, 2017 to September 30, 2018
Issuance of common stock:
Restricted stock grants
Employee Stock Purchase Plan
From December 31, 2017 to April 27, 2018
Issuance of common stock:
Restricted stock grants
Employee Stock Purchase Plan
from December 31, 2017 to March 31, 2018
Issuance of common stock: Restricted stock grants
Issuance of common stock: Employee Stock Purchase Plan
From December 31, 2016 to December 31, 2017
Purchase of treasury shares
Issuance of common stock:
Restricted stock grants
Employee Stock Purchase Plan
From December 31, 2016 to September 30, 2017
Net loss attributable to redeemable noncontrolling interest
Cancellation of restricted stock
Purchase of treasury shares
Issuance of common stock:
Restricted stock grants
Employee Stock Purchase Plan
from December 31, 2016 to June 30, 2017
Issuance of common stock: Restricted stock grants
Issuance of common stock: Employee Stock Purchase Plan
Cancellation of restricted stock
Purchase of treasury shares
from December 31, 2016 to March 31, 2017
Issuance of common stock: Restricted stock grants
Issuance of common stock: Employee Stock Purchase Plan
Cancellation of restricted stock
Purchase of treasury shares
from December 31, 2015 to December 31, 2016
Cancellation of restricted stock
Purchase of treasury shares
Issuance of common stock: Restricted stock grants
Issuance of common stock: Employee Stock Purchase Plan
From December 31, 2015 to September 30, 2016
Issuance of common stock:Restricted stock grants
Issuance of common stock:Employee Stock Purchase Plan
Cancellation of restricted stock
Purchase of treasury shares
from December 31, 2015 to April 29, 2016
Issuance of common stock:
Restricted stock grants
Employee Stock Purchase Plan
Cancellation of restricted stock
Purchase of treasury shares
from December 31, 2015 to March 31, 2016
Issuance of common stock:
Restricted stock grants
Employee Stock Purchase Plan
Cancellation of restricted stock
Purchase of treasury shares
From December 31, 2014 to December 31, 2015
Issuance of common stock:
Restricted stock grants
Employee Stock Purchase Plan
Cancellation of restricted stock
Purchase of treasury shares
from December 31, 2014 to September 30, 2015
Cancellation of restricted stock
Purchase of treasury shares
from December 31, 2014 to June 30, 2015
Issuance of common stock:Restricted stock grants
Cancellation of restricted stock
from December 31, 2014 to March 31, 2015
Issuance of common stock:Restricted stock grants
Cancellation of restricted stock
From December 31, 2013 to September 30, 2014
Issuance of common stock:Restricted stock grants
Cancellation of restricted stock
from December 31, 2013 to June 30, 2014
Issuance of common stock:Restricted stock grants
Cancellation of restricted stock
From December 31, 2013 to March 31, 2014
Issuance of common stock:Restricted stock grants
Cancellation of restricted stock
from December 31, 2011 to December 31, 2012
Issuance of Series B Preferred Stock
Accretion of redemption value on Series A Preferred Stock
Preferred stock dividend
Redemption of Series B Preferred Stock