股本结构
单位：万股
| 公告日期 | 2026-08-04 | 2026-08-04 | 2026-05-11 | 2026-04-27 | 2026-05-11 | 2026-03-10 |
|---|---|---|---|---|---|---|
| 证券总股本 | 2422.53 | 2419.31 | 2415.98 | 2414.21 | 2408.81 | 2405.31 |
| 普通股本 | 2422.53 | 2419.31 | 2415.98 | 2414.21 | 2408.81 | 2405.31 |
| 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 | 2026-07-30 | 2026-06-30 | 2026-05-06 | 2026-04-15 | 2026-03-31 | 2026-03-06 |
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 |
|---|---|---|---|---|
| 2026-08-04 | 2422.53 | 未披露 | 定期报告 | 2026-07-30 |
| 2026-08-04 | 2419.31 | 未披露 |
更多>>
From March 31,2026 to June 30,2026
Issuance of stock from vested restricted stock units
|
2026-06-30 |
| 2026-05-11 | 2415.98 | 未披露 | 定期报告 | 2026-05-06 |
| 2026-04-27 | 2414.21 | 未披露 | 定期报告 | 2026-04-15 |
| 2026-05-11 | 2408.81 | 未披露 |
更多>>
From December 31, 2025 to March 31, 2026
Issuance of stock from cashless warrant exercises
Issuance of stock from vested restricted stock units
Issuance of stock under Employee Stock Purchase Plan
|
2026-03-31 |
| 2026-03-10 | 2405.31 | 未披露 | 定期报告 | 2026-03-06 |
| 2026-03-10 | 2291.16 | 未披露 |
更多>>
From December 31, 2024 to December 31, 2025
Issuance of stock under from public offering, net of issuance costs of $1,598
Issuance of stock under ATM, net of issuance costs of $145
Issuance of stock from cashless warrant exercises
Issuance of stock from vested restricted stock units
Exercise of stock options
Issuance of stock under Employee Stock Purchase Plan
|
2025-12-31 |
| 2025-11-04 | 2266.31 | 未披露 | 定期报告 | 2025-10-31 |
| 2025-11-04 | 2251.03 | 未披露 |
更多>>
From June 30, 2025 to September 30, 2025
Issuance of stock under ATM, net of issuance costs of $145
Issuance of stock from vested restricted stock units
Issuance of stock under Employee Stock Purchase Plan
|
2025-09-30 |
| 2025-07-29 | 2200.36 | 未披露 | 定期报告 | 2025-07-24 |
| 2025-07-29 | 2199.87 | 未披露 |
更多>>
From March 31, 2025 to June 30, 2025
Issuance of stock from public offering, net of issuance costs of $1,598
Issuance of stock from warrant exercises
Issuance of stock from vested restricted stock units
Exercise of stock options
|
2025-06-30 |
| 2025-06-20 | 2186.06 | 未披露 | 定期报告 | 2025-06-17 |
| 2025-05-09 | 2185.49 | 未披露 |
更多>>
Common stock offered 3,350,000 shares by the company
|
2025-05-09 |
| 2025-05-09 | 1850.49 | 未披露 |
更多>>
Common stock offered 502,500 shares by the company
|
2025-05-08 |
| 2025-05-05 | 1800.24 | 未披露 | 定期报告 | 2025-05-01 |
| 2025-04-30 | 1800.23 | 未披露 | 定期报告 | 2025-04-15 |
| 2025-05-05 | 1795.00 | 未披露 |
更多>>
From December 31, 2024 to March 31, 2025
Issuance of stock from vested restricted stock units
Issuance of stock under Employee Stock Purchase Plan
|
2025-03-31 |
| 2025-03-11 | 1789.81 | 未披露 | 定期报告 | 2025-03-07 |
| 2025-03-11 | 1764.03 | 未披露 |
更多>>
From December 31, 2023 to December 31, 2024
Issuance of stock under Employee Stock Purchase Plan
Issuance of stock from vested restricted stock units
Exercise of stock options
|
2024-12-31 |
| 2024-11-12 | 1763.73 | 未披露 | 定期报告 | 2024-11-08 |
| 2024-11-12 | 1752.03 | 未披露 |
更多>>
From June 30, 2024 to September 30, 2024
Issuance of stock under Employee Stock Purchase Plan
Exercise of stock options
Issuance of stock from vested restricted stock units
|
2024-09-30 |
| 2024-08-05 | 1738.64 | 未披露 | 定期报告 | 2024-08-01 |
| 2024-08-05 | 1738.16 | 未披露 |
更多>>
From March 31, 2024 to June 30, 2024
Issuance of stock from vested restricted stock units
Exercise of stock options
|
2024-06-30 |
| 2024-05-13 | 1737.35 | 未披露 | 定期报告 | 2024-05-09 |
| 2024-04-26 | 1735.66 | 未披露 | 定期报告 | 2024-04-15 |
| 2024-05-13 | 1731.79 | 未披露 |
更多>>
From December 31, 2023 to March 31, 2024
Issuance of stock from vested restricted stock units
Issuance of stock under Employee Stock Purchase Plan
Exercise of stock options
|
2024-03-31 |
| 2024-03-18 | 1723.58 | 未披露 | 定期报告 | 2024-03-14 |
| 2024-03-18 | 1704.60 | 未披露 |
更多>>
From December 31,2022 to December 31,2023
Issuance of stock from vested restricted stock units
Exercise of stock options
Issuance of stock under Employee Stock Purchase Plan
|
2023-12-31 |
| 2023-11-13 | 1704.58 | 未披露 | 定期报告 | 2023-11-10 |
| 2023-11-13 | 1693.19 | 未披露 |
更多>>
From June 30, 2023 to September 30, 2023
Issuance of stock from vested restricted stock units
Issuance of stock under Employee Stock Purchase Plan
|
2023-09-30 |
| 2023-08-07 | 1685.88 | 未披露 | 定期报告 | 2023-08-03 |
| 2023-08-07 | 1685.82 | 未披露 |
更多>>
From March 31, 2023 to June 30, 2023
Issuance of stock from vested restricted stock units
|
2023-06-30 |
| 2023-05-15 | 1682.57 | 未披露 | 定期报告 | 2023-05-11 |
| 2023-04-28 | 1685.06 | 未披露 | 定期报告 | 2023-04-18 |
| 2023-05-15 | 1682.70 | 未披露 |
更多>>
From December 31, 2022 to March 31, 2023
Issuance of stock from vested restricted stock units
Issuance of stock under Employee Stock Purchase Plan
Exercise of stock options
|
2023-03-31 |
| 2023-03-20 | 1682.57 | 未披露 | 定期报告 | 2023-03-16 |
| 2023-03-20 | 1655.00 | 未披露 |
更多>>
From December 31, 2021 to December 31, 2022
Issuance of stock from vested restricted stock units and payment of employees' taxes
Exercise of stock options
Issuance of stock under Employee Stock Purchase Plan
|
2022-12-31 |
| 2022-11-21 | 1631.95 | 未披露 | 定期报告 | 2022-11-18 |
| 2022-11-21 | 1630.55 | 未披露 |
更多>>
From June 30, 2022 to September 30, 2022
Issuance of stock from vested restricted stock units and payment of employees' taxes
Exercise of stock options
Issuance of stock under Employee Stock Purchase Plan
|
2022-09-30 |
| 2022-08-04 | 1626.04 | 未披露 | 定期报告 | 2022-07-29 |
| 2022-08-04 | 1625.88 | 未披露 |
更多>>
From March 31, 2022 to June 30, 2022
Issuance of stock from vested restricted stock units and payment of employees' taxes
|
2022-06-30 |
| 2022-05-11 | 1625.61 | 未披露 | 定期报告 | 2022-05-06 |
| 2022-04-28 | 1625.55 | 未披露 | 定期报告 | 2022-04-18 |
| 2022-05-11 | 1623.12 | 未披露 |
更多>>
From December 31, 2021 to March 31, 2022
Issuance of stock from vested restricted stock units and payment of employees' taxes
Issuance of stock under Employee Stock Purchase Plan
|
2022-03-31 |
| 2022-03-22 | 1623.12 | 未披露 | 定期报告 | 2022-03-18 |
| 2022-03-22 | 1616.50 | 未披露 |
更多>>
From December 31, 2020 to December 31, 2021
Exercise of stock options
Issuance of stock under Employee Stock Purchase Plan
Exercise of common stock warrants
Issuance of stock in public offering, net of issuance costs of $4,435
Retirement of common stock in exchange for common stock warrant
|
2021-12-31 |
| 2021-11-10 | 1616.42 | 未披露 |
更多>>
From June 30, 2021 to September 30, 2021
Exercise of stock options
Issuance of stock under Employee Stock Purchase Plan
Exercise of common stock warrants
|
2021-09-30 |
| 2021-08-09 | 1612.68 | 未披露 |
更多>>
From March 31, 2021 to June 30, 2021
Retirement of common stock in exchange for common stock warrant
Exercise of stock options
|
2021-06-30 |
| 2021-05-11 | 1692.83 | 未披露 | 定期报告 | 2021-05-07 |
| 2021-05-11 | 1692.57 | 未披露 |
更多>>
From December 31, 2020 to March 31, 2021
Issuance of stock in public offering, net of issuance costs of $4,435
Exercise of stock options
Issuance of stock under Employee Stock Purchase Plan
|
2021-03-31 |
| 2021-03-25 | 1635.23 | 未披露 |
更多>>
1.Common stock offered by the company 3,700,000 shares.
2.The number of shares of common stock to be outstanding after this offering is based on 12,652,308 shares outstanding as of December 31, 2020.
|
2021-03-25 |
| 2021-03-16 | 1266.98 | 未披露 | 定期报告 | 2021-03-12 |
| 2021-03-16 | 1265.23 | 未披露 |
更多>>
From December 31, 2019 to December 31, 2020
Exercise of stock options
Issuance of stock under Employee Stock Purchase Plan
Exercise of common stock warrants
|
2020-12-31 |
| 2020-11-10 | 1265.21 | 未披露 | 定期报告 | 2020-11-06 |
| 2020-11-10 | 1265.21 | 未披露 |
更多>>
From June 30, 2020 to September 30, 2020
Exercise of stock options
Issuance of stock under Employee Stock Purchase Plan
|
2020-09-30 |
| 2020-07-28 | 1264.04 | 未披露 |
更多>>
From March 31, 2020 to June 30, 2020
Exercise of stock options
Exercise of common stock warrants
|
2020-06-30 |
| 2020-05-11 | 1264.02 | 未披露 | 定期报告 | 2020-05-08 |
| 2020-04-29 | 1263.68 | 未披露 | 定期报告 | 2020-04-21 |
| 2020-05-11 | 1262.71 | 未披露 |
更多>>
From December 31, 2019 to March 20, 2020
Net exercise of common stock warrants
Exercise of stock options
|
2020-03-20 |
| 2020-03-25 | 1256.10 | 未披露 |
更多>>
From December 31, 2018 to December 31, 2019
Exercise of stock options
Issuance of Series G redeemable convertible preferred stock for aggregate proceeds of $0.078 per share, net of issuance costs of $124
Issuance of Series H redeemable convertible preferred stock for aggregate proceeds of $0.047 per share, net of issuance costs of $318
Deemed dividend from conversion of Series G to Series H redeemable convertible preferred stock
Conversion of preferred stock to common stock in connection with initial public offering
Issuance of common stock in initial public offering, net of underwriting discount, commissions and issuance costs
Net exercise of common and preferred stock warrants
|
2019-12-31 |
| 2019-11-12 | 1256.10 | 未披露 | 定期报告 | 2019-11-08 |
| 2019-11-12 | 1255.95 | 未披露 |
更多>>
from June 30, 2019 to September 30, 2019
Issuance of Series H redeemable convertible preferred stock for aggregate proceeds of $0.047 per share, net of issuance costs of $318
Deemed dividend from conversion of Series G to Series H redeemable convertible preferred stock
Conversion of preferred stock to common stock in connection with initial public offering
Issuance of common stock in initial public offering, net of underwriting discount, commissions and issuance costs
Net exercise of common and preferred stock warrants
|
2019-09-30 |
| 2019-09-20 | 1149.48 | 未披露 |
更多>>
1.Common stock offered by us 3,600,000 shares.
2.The number of shares of our common stock to be outstanding after this offering is based on 7,894,770 shares of our common stock outstanding as of June 30, 2019
|
2019-09-19 |
From March 31,2026 to June 30,2026
Issuance of stock from vested restricted stock units
From December 31, 2025 to March 31, 2026
Issuance of stock from cashless warrant exercises
Issuance of stock from vested restricted stock units
Issuance of stock under Employee Stock Purchase Plan
From December 31, 2024 to December 31, 2025
Issuance of stock under from public offering, net of issuance costs of $1,598
Issuance of stock under ATM, net of issuance costs of $145
Issuance of stock from cashless warrant exercises
Issuance of stock from vested restricted stock units
Exercise of stock options
Issuance of stock under Employee Stock Purchase Plan
From June 30, 2025 to September 30, 2025
Issuance of stock under ATM, net of issuance costs of $145
Issuance of stock from vested restricted stock units
Issuance of stock under Employee Stock Purchase Plan
From March 31, 2025 to June 30, 2025
Issuance of stock from public offering, net of issuance costs of $1,598
Issuance of stock from warrant exercises
Issuance of stock from vested restricted stock units
Exercise of stock options
Common stock offered 3,350,000 shares by the company
Common stock offered 502,500 shares by the company
From December 31, 2024 to March 31, 2025
Issuance of stock from vested restricted stock units
Issuance of stock under Employee Stock Purchase Plan
From December 31, 2023 to December 31, 2024
Issuance of stock under Employee Stock Purchase Plan
Issuance of stock from vested restricted stock units
Exercise of stock options
From June 30, 2024 to September 30, 2024
Issuance of stock under Employee Stock Purchase Plan
Exercise of stock options
Issuance of stock from vested restricted stock units
From March 31, 2024 to June 30, 2024
Issuance of stock from vested restricted stock units
Exercise of stock options
From December 31, 2023 to March 31, 2024
Issuance of stock from vested restricted stock units
Issuance of stock under Employee Stock Purchase Plan
Exercise of stock options
From December 31,2022 to December 31,2023
Issuance of stock from vested restricted stock units
Exercise of stock options
Issuance of stock under Employee Stock Purchase Plan
From June 30, 2023 to September 30, 2023
Issuance of stock from vested restricted stock units
Issuance of stock under Employee Stock Purchase Plan
From March 31, 2023 to June 30, 2023
Issuance of stock from vested restricted stock units
From December 31, 2022 to March 31, 2023
Issuance of stock from vested restricted stock units
Issuance of stock under Employee Stock Purchase Plan
Exercise of stock options
From December 31, 2021 to December 31, 2022
Issuance of stock from vested restricted stock units and payment of employees' taxes
Exercise of stock options
Issuance of stock under Employee Stock Purchase Plan
From June 30, 2022 to September 30, 2022
Issuance of stock from vested restricted stock units and payment of employees' taxes
Exercise of stock options
Issuance of stock under Employee Stock Purchase Plan
From March 31, 2022 to June 30, 2022
Issuance of stock from vested restricted stock units and payment of employees' taxes
From December 31, 2021 to March 31, 2022
Issuance of stock from vested restricted stock units and payment of employees' taxes
Issuance of stock under Employee Stock Purchase Plan
From December 31, 2020 to December 31, 2021
Exercise of stock options
Issuance of stock under Employee Stock Purchase Plan
Exercise of common stock warrants
Issuance of stock in public offering, net of issuance costs of $4,435
Retirement of common stock in exchange for common stock warrant
From June 30, 2021 to September 30, 2021
Exercise of stock options
Issuance of stock under Employee Stock Purchase Plan
Exercise of common stock warrants
From March 31, 2021 to June 30, 2021
Retirement of common stock in exchange for common stock warrant
Exercise of stock options
From December 31, 2020 to March 31, 2021
Issuance of stock in public offering, net of issuance costs of $4,435
Exercise of stock options
Issuance of stock under Employee Stock Purchase Plan
1.Common stock offered by the company 3,700,000 shares.
2.The number of shares of common stock to be outstanding after this offering is based on 12,652,308 shares outstanding as of December 31, 2020.
From December 31, 2019 to December 31, 2020
Exercise of stock options
Issuance of stock under Employee Stock Purchase Plan
Exercise of common stock warrants
From June 30, 2020 to September 30, 2020
Exercise of stock options
Issuance of stock under Employee Stock Purchase Plan
From March 31, 2020 to June 30, 2020
Exercise of stock options
Exercise of common stock warrants
From December 31, 2019 to March 20, 2020
Net exercise of common stock warrants
Exercise of stock options
From December 31, 2018 to December 31, 2019
Exercise of stock options
Issuance of Series G redeemable convertible preferred stock for aggregate proceeds of $0.078 per share, net of issuance costs of $124
Issuance of Series H redeemable convertible preferred stock for aggregate proceeds of $0.047 per share, net of issuance costs of $318
Deemed dividend from conversion of Series G to Series H redeemable convertible preferred stock
Conversion of preferred stock to common stock in connection with initial public offering
Issuance of common stock in initial public offering, net of underwriting discount, commissions and issuance costs
Net exercise of common and preferred stock warrants
from June 30, 2019 to September 30, 2019
Issuance of Series H redeemable convertible preferred stock for aggregate proceeds of $0.047 per share, net of issuance costs of $318
Deemed dividend from conversion of Series G to Series H redeemable convertible preferred stock
Conversion of preferred stock to common stock in connection with initial public offering
Issuance of common stock in initial public offering, net of underwriting discount, commissions and issuance costs
Net exercise of common and preferred stock warrants
1.Common stock offered by us 3,600,000 shares.
2.The number of shares of our common stock to be outstanding after this offering is based on 7,894,770 shares of our common stock outstanding as of June 30, 2019