股本结构
单位：万股
| 公告日期 | 2026-03-17 | 2026-03-17 | 2025-11-06 | 2025-11-06 | 2025-08-12 | 2025-08-12 |
|---|---|---|---|---|---|---|
| 证券总股本 | 2966.39 | 2936.88 | 2842.33 | 2842.82 | 2842.74 | 2842.36 |
| 普通股本 | 2966.39 | 2936.88 | 2842.33 | 2842.82 | 2842.74 | 2842.36 |
| 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 | 2026-03-06 | 2025-12-31 | 2025-10-27 | 2025-09-30 | 2025-08-06 | 2025-06-30 |
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 |
|---|---|---|---|---|
| 2026-03-17 | 2966.39 | 未披露 | 定期报告 | 2026-03-06 |
| 2026-03-17 | 2936.88 | 未披露 |
更多>>
From December 31, 2024 to December 31, 2025
Acquisition of IRRAS
Registered direct offering of common stock
Share-based compensation
Option exercises (cash and cashless)
Payments for taxes related to net share settlement of equity awards
Issuance of common stock under employee stock purchase plan
|
2025-12-31 |
| 2025-11-06 | 2842.33 | 未披露 | 定期报告 | 2025-10-27 |
| 2025-11-06 | 2842.82 | 未披露 |
更多>>
From June 30, 2025 to September 30, 2025
Share-based compensation
Option exercises (cashless)
|
2025-09-30 |
| 2025-08-12 | 2842.74 | 未披露 | 定期报告 | 2025-08-06 |
| 2025-08-12 | 2842.36 | 未披露 |
更多>>
From March 31, 2025 to June 30, 2025
Registered direct offering of common stock
Share-based compensation
Option exercises (cash)
Payments for taxes related to net share settlement of equity awards
Issuance of common stock under employee stock purchase plan
|
2025-06-30 |
| 2025-05-12 | 2826.50 | 未披露 |
更多>>
Common Stock offered 275,808 shares by the company
|
2025-05-12 |
| 2025-05-12 | 2798.92 | 未披露 | 定期报告 | 2025-05-07 |
| 2025-05-13 | 2798.02 | 未披露 |
更多>>
From January 1, 2025 to March 31, 2025
Share-based compensation
Option exercises (cash and cashless)
Payments for taxes related to net share settlement of equity awards
|
2025-03-31 |
| 2025-04-09 | 2797.96 | 未披露 | 定期报告 | 2025-03-24 |
| 2025-02-26 | 2763.23 | 未披露 | 定期报告 | 2025-02-18 |
| 2025-02-26 | 2761.74 | 未披露 |
更多>>
From December 31, 2023 to December 31, 2024
Issuance of common stock under employee stock purchase plan
Public offering of common stock, net of offering costs
Share-based compensation
Option exercises (cash and cashless)
Payments for taxes related to net share settlement of equity awards
|
2024-12-31 |
| 2024-11-07 | 2758.47 | 未披露 | 定期报告 | 2024-10-31 |
| 2024-11-07 | 2758.88 | 未披露 |
更多>>
From June 30, 2024 to September 30, 2024
Share-based compensation
Option exercises (cashless)
Payments for taxes related to net share settlement of equity awards
|
2024-09-30 |
| 2024-08-07 | 2759.57 | 未披露 | 定期报告 | 2024-07-31 |
| 2024-08-07 | 2758.88 | 未披露 |
更多>>
From March 31, 2024 to June 30, 2024
Payments for taxes related to net share settlement of equity awards
Issuance of common stock under employee stock purchase plan
Share-based compensation
Option exercises (cashless)
|
2024-06-30 |
| 2024-05-07 | 2742.03 | 未披露 | 定期报告 | 2024-05-01 |
| 2024-05-07 | 2741.63 | 未披露 |
更多>>
From January 1, 2024 to March 31, 2024
Option exercises
Payments for taxes related to net share settlement of equity awards
Public offering of common stock
Share-based compensation
|
2024-03-31 |
| 2024-04-05 | 2706.96 | 未披露 | 定期报告 | 2024-03-18 |
| 2024-03-12 | 2697.63 | 未披露 | 定期报告 | 2024-03-05 |
| 2024-03-01 | 2697.60 | 未披露 |
更多>>
Common stock offered 2,307,694 shares by the company
|
2024-03-04 |
| 2024-02-28 | 2466.83 | 未披露 | 定期报告 | 2024-02-01 |
| 2024-03-12 | 2465.27 | 未披露 |
更多>>
From December 31,2022 to December 31,2023
Share-based compensation
Option exercises (cashless)
Issuance of common stock under employee stock purchase plan
Payments for taxes related to net share settlement of equity awards
|
2023-12-31 |
| 2023-11-09 | 2462.06 | 未披露 | 定期报告 | 2023-11-01 |
| 2023-11-09 | 2462.57 | 未披露 |
更多>>
From June 30, 2023 to September 30, 2023
Payments for taxes related to net share settlement of equity awards
Share-based compensation
Option exercises (cashless)
|
2023-09-30 |
| 2023-08-08 | 2463.67 | 未披露 | 定期报告 | 2023-08-02 |
| 2023-08-08 | 2462.77 | 未披露 |
更多>>
From March 31, 2023 to June 30, 2023
Issuances of common stock:Share-based compensation
Issuances of common stock:Payments for taxes related to net share settlement of equity awards
Issuances of common stock:Issuance of common stock under employee stock purchase plan
|
2023-06-30 |
| 2023-05-11 | 2458.23 | 未披露 |
更多>>
From January 1, 2023 to March 31, 2023
Share-based compensation
Payments for taxes related to net share settlement of equity awards
|
2023-03-31 |
| 2023-04-14 | 2458.23 | 未披露 | 定期报告 | 2023-03-27 |
| 2023-03-01 | 2460.93 | 未披露 | 定期报告 | 2023-02-15 |
| 2023-03-01 | 2457.90 | 未披露 |
更多>>
From December 31, 2021 to December 31, 2022
Share-based compensation
Warrant and option exercises (cash and cashless)
Issuance of common stock under employee stock purchase plan
Payments for taxes related to net share settlement of equity awards
|
2022-12-31 |
| 2022-11-08 | 2455.46 | 未披露 | 定期报告 | 2022-11-03 |
| 2022-11-08 | 2450.08 | 未披露 |
更多>>
From June 30, 2022 to September 30, 2022
Share-based compensation
Option exercises (cash and cashless)
Payments for taxes related to net share settlement of equity awards
|
2022-09-30 |
| 2022-08-10 | 2448.83 | 未披露 | 定期报告 | 2022-08-04 |
| 2022-08-10 | 2448.06 | 未披露 |
更多>>
From March 31, 2022 to June 30, 2022
Share-based compensation
Warrant exercises (cash and cashless)
Issuance of common stock under employee stock purchase plan
|
2022-06-30 |
| 2022-05-11 | 2371.73 | 未披露 | 定期报告 | 2022-05-05 |
| 2022-05-11 | 2370.81 | 未披露 |
更多>>
From January 1, 2022 to March 31, 2022
Share-based compensation
Warrant and option exercises(cash and cashless)
|
2022-03-31 |
| 2022-04-11 | 2370.81 | 未披露 | 定期报告 | 2022-03-25 |
| 2022-03-09 | 2369.02 | 未披露 | 定期报告 | 2022-03-03 |
| 2022-03-09 | 2366.60 | 未披露 |
更多>>
From December 31, 2020 to December 31, 2021
Conversion of 2020 senior secured convertible notes
Issuances of common stock:
Public offering of common stock
Share-based compensation
Warrant and option exercises (cash and cashless)
Issuance of common stock under employee stock purchase plan
Payments for taxes related to net share settlement of equity awards
|
2021-12-31 |
| 2021-11-10 | 2363.96 | 未披露 | 定期报告 | 2021-11-09 |
| 2021-11-10 | 2285.52 | 未披露 |
更多>>
From June 30, 2021 to September 30, 2021
Share-based compensation
Warrant and option exercises (cash and cashless)
Payments for taxes related to net share settlement of equity awards
|
2021-09-30 |
| 2021-08-12 | 2236.68 | 未披露 | 定期报告 | 2021-08-10 |
| 2021-08-12 | 2232.23 | 未披露 |
更多>>
From March 31, 2021 to June 30, 2021
Conversion of 2020 senior secured convertible note
Issuances of common stock:
Share-based compensation
Warrant and option exercises (cash and cashless)
|
2021-06-30 |
| 2021-05-11 | 2076.15 | 未披露 | 定期报告 | 2021-05-07 |
| 2021-04-19 | 2051.26 | 未披露 | 定期报告 | 2021-04-05 |
| 2021-05-11 | 2067.83 | 未披露 |
更多>>
From January 1, 2021 to March 31, 2021
Issuances of common stock:
Public offering of common stock
Share-based compensation
Warrant and option exercises (cash and cashless)
|
2021-03-31 |
| 2021-03-22 | 2067.28 | 未披露 | 定期报告 | 2021-03-18 |
| 2021-02-23 | 1946.52 | 未披露 |
更多>>
1.Common stock offered by the company 1,850,140 shares.
2.Unless otherwise indicated, information in this prospectus supplement and the accompanying prospectus with respect to the number of shares of common stock to be outstanding immediately after the consummation of this offering is based on 17,615,073 shares of common stock outstanding as of February 1, 2021.
|
2021-02-23 |
| 2021-02-18 | 1761.51 | 未披露 | 定期报告 | 2021-02-01 |
| 2021-03-22 | 1704.76 | 未披露 |
更多>>
from December 31, 2019 to December 31, 2020
Issuances of common stock:
Share-based compensation
Warrant and option exercises
|
2020-12-31 |
| 2020-11-12 | 1686.95 | 未披露 | 定期报告 | 2020-11-10 |
| 2020-11-12 | 1588.14 | 未披露 |
更多>>
From June 30, 2020 to September 30, 2020
Issuances of common stock:
Share-based compensation
Warrant exercises (cashless)
|
2020-09-30 |
| 2020-08-13 | 1573.14 | 未披露 | 定期报告 | 2020-08-10 |
| 2020-08-13 | 1551.27 | 未披露 |
更多>>
from March 31, 2020 to June 30, 2020
Issuances of common stock:
Share-based compensation
|
2020-06-30 |
| 2020-05-13 | 1550.86 | 未披露 | 定期报告 | 2020-05-08 |
| 2020-04-20 | 1550.16 | 未披露 | 定期报告 | 2020-04-13 |
| 2020-05-13 | 1550.71 | 未披露 |
更多>>
From January 1, 2020 to March 31, 2020
Issuances of common stock:
Share-based compensation
Warrant exercises (cashless)
|
2020-03-31 |
| 2020-03-27 | 1549.19 | 未披露 | 定期报告 | 2020-03-16 |
| 2020-03-27 | 1523.53 | 未披露 |
更多>>
From December 31, 2018 to December 31, 2019
Issuances of common stock:
Share-based compensation
Warrant and option exercises
May 2019 private placement, net of offering costs of $94,162
|
2019-12-31 |
| 2019-11-13 | 1520.59 | 未披露 | 定期报告 | 2019-11-07 |
| 2019-11-13 | 1499.19 | 未披露 |
更多>>
From June 30, 2019 to September 30, 2019
Issuances of common stock:
Share-based compensation
Cashless warrant exercises
Stock option exercise
|
2019-09-30 |
| 2019-08-12 | 1399.81 | 未披露 | 定期报告 | 2019-08-08 |
| 2019-07-03 | 1106.72 | 未披露 | 定期报告 | 2019-07-03 |
| 2019-08-12 | 1368.63 | 未披露 |
更多>>
From March 31, 2019 to June 30, 2019
Issuances of common stock:
Share-based compensation
Warrant exercises
May 2019 private placement, net of offering costs of $94,162
|
2019-06-30 |
| 2019-04-01 | 1105.28 | 未披露 | 定期报告 | 2019-03-10 |
| 2016-08-15 | 240.14 | 未披露 |
更多>>
As more fully discussed in Note 8, on July 21, 2016, the Company’s Board of Directors approved a 1-for-40 reverse stock split of its issued common stock, which was effectuated on July 26, 2016.
|
2016-07-26 |
| 2016-05-26 | 9591.40 | 未披露 | 定期报告 | 2016-05-15 |
| 2016-05-26 | 9191.66 | 未披露 | 定期报告 | 2016-03-31 |
From December 31, 2024 to December 31, 2025
Acquisition of IRRAS
Registered direct offering of common stock
Share-based compensation
Option exercises (cash and cashless)
Payments for taxes related to net share settlement of equity awards
Issuance of common stock under employee stock purchase plan
From June 30, 2025 to September 30, 2025
Share-based compensation
Option exercises (cashless)
From March 31, 2025 to June 30, 2025
Registered direct offering of common stock
Share-based compensation
Option exercises (cash)
Payments for taxes related to net share settlement of equity awards
Issuance of common stock under employee stock purchase plan
Common Stock offered 275,808 shares by the company
From January 1, 2025 to March 31, 2025
Share-based compensation
Option exercises (cash and cashless)
Payments for taxes related to net share settlement of equity awards
From December 31, 2023 to December 31, 2024
Issuance of common stock under employee stock purchase plan
Public offering of common stock, net of offering costs
Share-based compensation
Option exercises (cash and cashless)
Payments for taxes related to net share settlement of equity awards
From June 30, 2024 to September 30, 2024
Share-based compensation
Option exercises (cashless)
Payments for taxes related to net share settlement of equity awards
From March 31, 2024 to June 30, 2024
Payments for taxes related to net share settlement of equity awards
Issuance of common stock under employee stock purchase plan
Share-based compensation
Option exercises (cashless)
From January 1, 2024 to March 31, 2024
Option exercises
Payments for taxes related to net share settlement of equity awards
Public offering of common stock
Share-based compensation
Common stock offered 2,307,694 shares by the company
From December 31,2022 to December 31,2023
Share-based compensation
Option exercises (cashless)
Issuance of common stock under employee stock purchase plan
Payments for taxes related to net share settlement of equity awards
From June 30, 2023 to September 30, 2023
Payments for taxes related to net share settlement of equity awards
Share-based compensation
Option exercises (cashless)
From March 31, 2023 to June 30, 2023
Issuances of common stock:Share-based compensation
Issuances of common stock:Payments for taxes related to net share settlement of equity awards
Issuances of common stock:Issuance of common stock under employee stock purchase plan
From January 1, 2023 to March 31, 2023
Share-based compensation
Payments for taxes related to net share settlement of equity awards
From December 31, 2021 to December 31, 2022
Share-based compensation
Warrant and option exercises (cash and cashless)
Issuance of common stock under employee stock purchase plan
Payments for taxes related to net share settlement of equity awards
From June 30, 2022 to September 30, 2022
Share-based compensation
Option exercises (cash and cashless)
Payments for taxes related to net share settlement of equity awards
From March 31, 2022 to June 30, 2022
Share-based compensation
Warrant exercises (cash and cashless)
Issuance of common stock under employee stock purchase plan
From January 1, 2022 to March 31, 2022
Share-based compensation
Warrant and option exercises(cash and cashless)
From December 31, 2020 to December 31, 2021
Conversion of 2020 senior secured convertible notes
Issuances of common stock:
Public offering of common stock
Share-based compensation
Warrant and option exercises (cash and cashless)
Issuance of common stock under employee stock purchase plan
Payments for taxes related to net share settlement of equity awards
From June 30, 2021 to September 30, 2021
Share-based compensation
Warrant and option exercises (cash and cashless)
Payments for taxes related to net share settlement of equity awards
From March 31, 2021 to June 30, 2021
Conversion of 2020 senior secured convertible note
Issuances of common stock:
Share-based compensation
Warrant and option exercises (cash and cashless)
From January 1, 2021 to March 31, 2021
Issuances of common stock:
Public offering of common stock
Share-based compensation
Warrant and option exercises (cash and cashless)
1.Common stock offered by the company 1,850,140 shares.
2.Unless otherwise indicated, information in this prospectus supplement and the accompanying prospectus with respect to the number of shares of common stock to be outstanding immediately after the consummation of this offering is based on 17,615,073 shares of common stock outstanding as of February 1, 2021.
from December 31, 2019 to December 31, 2020
Issuances of common stock:
Share-based compensation
Warrant and option exercises
From June 30, 2020 to September 30, 2020
Issuances of common stock:
Share-based compensation
Warrant exercises (cashless)
from March 31, 2020 to June 30, 2020
Issuances of common stock:
Share-based compensation
From January 1, 2020 to March 31, 2020
Issuances of common stock:
Share-based compensation
Warrant exercises (cashless)
From December 31, 2018 to December 31, 2019
Issuances of common stock:
Share-based compensation
Warrant and option exercises
May 2019 private placement, net of offering costs of $94,162
From June 30, 2019 to September 30, 2019
Issuances of common stock:
Share-based compensation
Cashless warrant exercises
Stock option exercise
From March 31, 2019 to June 30, 2019
Issuances of common stock:
Share-based compensation
Warrant exercises
May 2019 private placement, net of offering costs of $94,162
As more fully discussed in Note 8, on July 21, 2016, the Company’s Board of Directors approved a 1-for-40 reverse stock split of its issued common stock, which was effectuated on July 26, 2016.