股本结构
单位：万股
| 公告日期 | 2026-08-06 | 2026-08-06 | 2026-05-07 | 2026-04-24 | 2026-05-07 | 2026-02-26 |
|---|---|---|---|---|---|---|
| 证券总股本 | 1954.94 | 1923.52 | 1886.92 | 1884.85 | 1883.04 | 1877.66 |
| 普通股本 | 1954.94 | 1923.52 | 1886.92 | 1884.85 | 1883.04 | 1877.66 |
| 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 | 2026-07-31 | 2026-06-30 | 2026-05-01 | 2026-04-13 | 2026-03-31 | 2026-02-16 |
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 |
|---|---|---|---|---|
| 2026-08-06 | 1954.94 | 未披露 | 定期报告 | 2026-07-31 |
| 2026-08-06 | 1923.52 | 未披露 |
更多>>
From March 31,2026 to June 30,2026
Issuance of common stock under at-the-market offering, net of offering costs
Issuance of common stock upon exercise of stock options
Issuance of common stock upon vesting of restricted stock units, net of shares withheld for taxes
|
2026-06-30 |
| 2026-05-07 | 1886.92 | 未披露 | 定期报告 | 2026-05-01 |
| 2026-04-24 | 1884.85 | 未披露 | 定期报告 | 2026-04-13 |
| 2026-05-07 | 1883.04 | 未披露 |
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From January 1, 2026 to March 31, 2026
Issuance of common stock upon exercise of stock options
Issuance of common stock upon vesting of restricted stock units, net of shares withheld for taxes
Issuance of common stock under at-the-market offering, net of offering costs
|
2026-03-31 |
| 2026-02-26 | 1877.66 | 未披露 | 定期报告 | 2026-02-16 |
| 2026-02-26 | 1873.82 | 未披露 |
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From December 31, 2024 to December 31, 2025
Issuance of common stock upon exercise of stock options
Issuance of common stock in connection with the private placement, net of offering costs of $11,928
Issuance of common stock upon vesting of restricted stock units, net
|
2025-12-31 |
| 2025-11-06 | 1871.63 | 未披露 | 定期报告 | 2025-11-03 |
| 2025-11-06 | 1871.32 | 未披露 |
更多>>
From June 30, 2025 to September 30, 2025
Exercise of stock options
|
2025-09-30 |
| 2025-08-07 | 1871.21 | 未披露 | 定期报告 | 2025-08-01 |
| 2025-08-07 | 1871.21 | 未披露 |
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From March 31, 2025 to June 30, 2025
Exercise of stock options
Issuance of common stock upon vesting of restricted stock units
|
2025-06-30 |
| 2025-05-08 | 1867.25 | 未披露 | 定期报告 | 2025-05-01 |
| 2025-05-08 | 1867.12 | 未披露 |
更多>>
From January 1, 2025 to March 31, 2025
Exercise of stock options
Issuance of common stock in connection with the private placement, net of offering costs of $11,928
|
2025-03-31 |
| 2025-03-26 | 1866.27 | 未披露 | 定期报告 | 2025-02-28 |
| 2025-03-20 | 1485.63 | 未披露 |
更多>>
From January 1, 2024 to December 31, 2024
Conversion of convertible preferred stock into common stock in connection with the Merger
Exercise of stock options
Issuance of common stock to related party investors upon redemption of the SAFEs
Issuance of common stock under subscription agreement, net of offering costs of $2,000
Issuance of common stock upon the Merger, net of transaction costs of $9,300
|
2024-12-31 |
| 2024-11-12 | 1475.27 | 未披露 | 定期报告 | 2024-11-01 |
| 2024-11-12 | 1474.45 | 未披露 |
更多>>
From June 30, 2024 to September 30, 2024
Exercise of stock options
|
2024-09-30 |
| 2024-08-14 | 1473.45 | 未披露 | 定期报告 | 2024-08-09 |
| 2024-07-19 | 1473.43 | 未披露 | 定期报告 | 2024-07-06 |
| 2024-08-14 | 1473.43 | 682.55 |
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From March 31, 2024 to June 30, 2024
Exercise of stock options
Conversion of convertible preferred stock into common stock in connection with the M erger
Issuance of common stock to related party investors upon redemption of the SAFEs
Issuance of common stock under subscription agreement, net of offering costs of $2,000
Issuance of common stock upon the M erger
|
2024-06-30 |
| 2024-06-20 | 1473.43 | 未披露 |
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As of the closing and following the completion of the Merger and after giving effect to the Reverse Stock Split, the Company had approximately 14,734,323 shares of common stock issued and outstanding held of record by approximately 16 holders.
|
2024-06-21 |
| 2024-05-09 | 4489.38 | 未披露 | 定期报告 | 2024-05-02 |
| 2024-04-29 | 4488.80 | 未披露 | 定期报告 | 2024-04-29 |
| 2024-05-09 | 4488.20 | 未披露 |
更多>>
From December 31, 2023 to March 31, 2024
Issuance of common stock under the 2018 employee stock purchase plan
Exercise of stock options
Vesting of restricted stock units
|
2024-03-31 |
| 2024-05-03 | 4487.78 | 未披露 | 定期报告 | 2024-03-15 |
| 2024-03-14 | 4486.05 | 未披露 | 定期报告 | 2024-03-07 |
| 2024-03-14 | 4465.40 | 未披露 |
更多>>
From December 31, 2022 to December 31, 2023
Exercise of stock options
Issuance of common stock under 2018 employee stock purchase plan
Vesting of restricted stock units
|
2023-12-31 |
| 2023-11-09 | 4457.39 | 未披露 | 定期报告 | 2023-11-02 |
| 2023-11-09 | 4455.80 | 未披露 |
更多>>
From June 30, 2023 to September 30, 2023
Vesting of restricted stock units
Issuance of common stock under the 2018 employee stock purchase plan
Exercise of stock options
|
2023-09-30 |
| 2023-08-10 | 4453.07 | 未披露 | 定期报告 | 2023-08-03 |
| 2023-08-10 | 4430.80 | 未披露 |
更多>>
From March 31, 2023 to June 30, 2023
Exercise of stock options
Vesting of restricted stock units
|
2023-06-30 |
| 2023-05-11 | 4410.51 | 未披露 | 定期报告 | 2023-05-04 |
| 2023-05-01 | 4410.30 | 未披露 | 定期报告 | 2023-04-10 |
| 2023-05-11 | 4408.80 | 未披露 |
更多>>
From December 31, 2022 to March 31, 2023
Vesting of restricted stock units
Issuance of common stock under the 2018 employee stock purchase plan
Exercise of stock options
|
2023-03-31 |
| 2023-03-23 | 4408.83 | 未披露 | 定期报告 | 2023-03-16 |
| 2023-03-23 | 4391.60 | 未披露 |
更多>>
From December 31, 2021 to December 31, 2022
Issuance of common stock under 2018 employee stock purchase plan
Vesting of restricted stock units
Exercise of stock options
|
2022-12-31 |
| 2022-11-08 | 4377.41 | 未披露 | 定期报告 | 2022-11-01 |
| 2022-11-08 | 4377.30 | 未披露 |
更多>>
From June 30, 2022 to September 30, 2022
Issuance of common stock under the 2018 employee stock purchase plan
|
2022-09-30 |
| 2022-08-09 | 4377.39 | 未披露 | 定期报告 | 2022-08-02 |
| 2022-08-09 | 4369.60 | 未披露 | 定期报告 | 2022-06-30 |
| 2022-04-27 | 4369.65 | 未披露 | 定期报告 | 2022-04-11 |
| 2022-05-10 | 4369.60 | 未披露 |
更多>>
From December 31, 2021 to March 31, 2022
Issuance of common stock under 2018 employee stock purchase plan
|
2022-03-31 |
| 2022-03-17 | 4369.63 | 未披露 | 定期报告 | 2022-03-10 |
| 2022-03-17 | 4365.20 | 未披露 |
更多>>
From December 31, 2020 to December 31, 2021
Vesting of restricted stock units
Exercise of stock options
Issuance of common stock under ATM facility, net of offering costs of $47
Issuance of common stock under 2018 employee stock purchase plan
|
2021-12-31 |
| 2021-11-04 | 4365.25 | 未披露 | 定期报告 | 2021-10-29 |
| 2021-11-04 | 4363.20 | 未披露 |
更多>>
From June 30, 2021 to September 30, 2021
Exercise of stock options
|
2021-09-30 |
| 2021-08-05 | 4362.31 | 未披露 | 定期报告 | 2021-07-30 |
| 2021-08-05 | 4362.30 | 未披露 |
更多>>
From March 31, 2021 to June 30, 2021
Issuance of common stock under ATM facility, net of offering costs of $67
Issuance of common stock under the 2018 employee stock purchase plan
|
2021-06-30 |
| 2021-04-22 | 4176.61 | 未披露 | 定期报告 | 2021-04-12 |
| 2021-05-13 | 4176.60 | 未披露 |
更多>>
From December 31, 2020 to March 31, 2021
Exercise of stock options
|
2021-03-31 |
| 2021-03-18 | 4162.21 | 未披露 | 定期报告 | 2021-03-09 |
| 2021-03-18 | 4156.90 | 未披露 |
更多>>
From December 31, 2019 to December 31, 2020
Vesting of restricted stock awards and units
Exercise of stock options
Issuance of common stock upon public offerings, net of offering costs of $697
Issuance of common stock under ATM facility, net of offering costs of $67
Issuance of common stock under 2018 employee stock purchase plan
|
2020-12-31 |
| 2020-11-24 | 4144.92 | 未披露 |
更多>>
1.Common stock offered by the company 5,000,000 shares of common stock.
2.All information in this prospectus supplement related to the number of shares of common stock to be outstanding immediately after this offering is based on 36,449,153 shares of common stock outstanding as of September 30, 2020.
|
2020-11-24 |
| 2020-11-05 | 3645.10 | 未披露 | 定期报告 | 2020-10-30 |
| 2020-11-19 | 3644.92 | 未披露 |
更多>>
From June 30, 2020 to September 30, 2020
Exercise of stock options
Vesting of restricted stock awards and units
|
2020-09-30 |
| 2020-08-06 | 3644.26 | 未披露 | 定期报告 | 2020-07-31 |
| 2020-08-06 | 3643.21 | 未披露 |
更多>>
From March 31, 2020 to June 30, 2020
Exercise of stock options
Vesting of restricted stock awards and units
Issuance of common stock under ATM facility, net of offering costs of $67
Issuance of common stock under the 2018 employee stock purchase plan
|
2020-06-30 |
| 2020-05-07 | 3603.55 | 未披露 | 定期报告 | 2020-04-30 |
| 2020-04-22 | 3603.07 | 未披露 | 定期报告 | 2020-04-06 |
| 2020-05-07 | 3601.10 | 未披露 |
更多>>
From December 31, 2019 to March 31, 2020
Exercise of stock options
Vesting of restricted stock awards and units
Issuance of common stock upon public offering, net of offering costs of $419
|
2020-03-31 |
| 2020-03-16 | 3603.05 | 未披露 | 定期报告 | 2020-03-06 |
| 2020-02-18 | 3601.77 | 未披露 | 定期报告 | 2020-02-18 |
| 2020-03-16 | 3164.28 | 未披露 |
更多>>
From December 31, 2018 to December 31, 2019
Vesting of restricted stock awards
Exercise of stock options
Issuance of common stock upon public offering, net of offering costs of $525
Issuance of common stock under 2018 employee stock purchase plan
|
2019-12-31 |
| 2019-11-07 | 3166.79 | 未披露 | 定期报告 | 2019-11-05 |
| 2019-11-07 | 3160.66 | 未披露 |
更多>>
from June 30, 2019 to September 30, 2019
Exercise of stock options
Issuance of common stock upon public offering, net of offering costs of $525
Vesting of restricted stock awards
|
2019-09-30 |
| 2019-08-08 | 3166.32 | 未披露 | 定期报告 | 2019-08-05 |
| 2019-07-19 | 3155.18 | 未披露 | 定期报告 | 2019-07-19 |
| 2019-08-08 | 2409.53 | 未披露 |
更多>>
From March 31, 2019 to June 30, 2019
Exercise of stock options
Vesting of restricted stock awards
|
2019-06-30 |
| 2019-05-13 | 2414.70 | 未披露 | 定期报告 | 2019-05-09 |
| 2019-04-26 | 2409.76 | 未披露 | 定期报告 | 2019-04-15 |
| 2019-05-13 | 2395.42 | 未披露 |
更多>>
From December 31, 2018 to March 31, 2019
Exercise of stock options
Vesting of restricted stock awards
|
2019-03-31 |
| 2019-03-25 | 2407.39 | 未披露 | 定期报告 | 2019-03-20 |
| 2019-03-25 | 2380.66 | 未披露 |
更多>>
from December 31, 2017 to December 31, 2018
Issuance of series B redeemable convertible preferred stock, net of issuance costs of $2,243
Issuance of series B redeemable convertible preferred stock to settle accrued liability of license cost
Accretion of issuance costs related to redeemable convertible preferred stock
Issuance of common stock upon IPO, net of issuance costs of $2,628
Conversion of redeemable convertible preferred stock into common stock
Exercise of warrants to purchase common stock
Vesting of restricted stock awards
Exercise of stock options
|
2018-12-31 |
| 2018-11-13 | 2395.59 | 未披露 | 定期报告 | 2018-11-08 |
| 2018-11-13 | 2375.89 | 未披露 | 定期报告 | 2018-09-30 |
| 2018-08-09 | 2393.68 | 未披露 | 定期报告 | 2018-07-31 |
| 2018-08-09 | 2372.20 | 未披露 | 定期报告 | 2018-06-30 |
| 2018-06-21 | 2314.96 | 未披露 |
更多>>
1.Common stock offered 5,247,958 shares
2.The number of shares of our common stock to be outstanding after this offering is based on 2,581,474 shares of our common stock outstanding as of March 31, 2018
3.a 1-for-4.132 reverse split of our common stock effected on June 7, 2018
|
2018-06-21 |
| 2018-06-11 | 233.59 | 6330.32 |
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from December 31, 2017 to March 31, 2018
Issuance of series B redeemable convertible preferred stock, net of issuance costs of $2,243
Issuance of series B redeemable convertible preferred stock to settled accrued liability of license cost
Vesting of restricted stock awards
|
2018-03-31 |
| 2018-05-25 | 952.50 | 未披露 |
更多>>
from December 31, 2016 to December 31, 2017
Vesting of restricted stock awards
|
2017-12-31 |
From March 31,2026 to June 30,2026
Issuance of common stock under at-the-market offering, net of offering costs
Issuance of common stock upon exercise of stock options
Issuance of common stock upon vesting of restricted stock units, net of shares withheld for taxes
From January 1, 2026 to March 31, 2026
Issuance of common stock upon exercise of stock options
Issuance of common stock upon vesting of restricted stock units, net of shares withheld for taxes
Issuance of common stock under at-the-market offering, net of offering costs
From December 31, 2024 to December 31, 2025
Issuance of common stock upon exercise of stock options
Issuance of common stock in connection with the private placement, net of offering costs of $11,928
Issuance of common stock upon vesting of restricted stock units, net
From June 30, 2025 to September 30, 2025
Exercise of stock options
From March 31, 2025 to June 30, 2025
Exercise of stock options
Issuance of common stock upon vesting of restricted stock units
From January 1, 2025 to March 31, 2025
Exercise of stock options
Issuance of common stock in connection with the private placement, net of offering costs of $11,928
From January 1, 2024 to December 31, 2024
Conversion of convertible preferred stock into common stock in connection with the Merger
Exercise of stock options
Issuance of common stock to related party investors upon redemption of the SAFEs
Issuance of common stock under subscription agreement, net of offering costs of $2,000
Issuance of common stock upon the Merger, net of transaction costs of $9,300
From June 30, 2024 to September 30, 2024
Exercise of stock options
From March 31, 2024 to June 30, 2024
Exercise of stock options
Conversion of convertible preferred stock into common stock in connection with the M erger
Issuance of common stock to related party investors upon redemption of the SAFEs
Issuance of common stock under subscription agreement, net of offering costs of $2,000
Issuance of common stock upon the M erger
As of the closing and following the completion of the Merger and after giving effect to the Reverse Stock Split, the Company had approximately 14,734,323 shares of common stock issued and outstanding held of record by approximately 16 holders.
From December 31, 2023 to March 31, 2024
Issuance of common stock under the 2018 employee stock purchase plan
Exercise of stock options
Vesting of restricted stock units
From December 31, 2022 to December 31, 2023
Exercise of stock options
Issuance of common stock under 2018 employee stock purchase plan
Vesting of restricted stock units
From June 30, 2023 to September 30, 2023
Vesting of restricted stock units
Issuance of common stock under the 2018 employee stock purchase plan
Exercise of stock options
From March 31, 2023 to June 30, 2023
Exercise of stock options
Vesting of restricted stock units
From December 31, 2022 to March 31, 2023
Vesting of restricted stock units
Issuance of common stock under the 2018 employee stock purchase plan
Exercise of stock options
From December 31, 2021 to December 31, 2022
Issuance of common stock under 2018 employee stock purchase plan
Vesting of restricted stock units
Exercise of stock options
From June 30, 2022 to September 30, 2022
Issuance of common stock under the 2018 employee stock purchase plan
From December 31, 2021 to March 31, 2022
Issuance of common stock under 2018 employee stock purchase plan
From December 31, 2020 to December 31, 2021
Vesting of restricted stock units
Exercise of stock options
Issuance of common stock under ATM facility, net of offering costs of $47
Issuance of common stock under 2018 employee stock purchase plan
From June 30, 2021 to September 30, 2021
Exercise of stock options
From March 31, 2021 to June 30, 2021
Issuance of common stock under ATM facility, net of offering costs of $67
Issuance of common stock under the 2018 employee stock purchase plan
From December 31, 2020 to March 31, 2021
Exercise of stock options
From December 31, 2019 to December 31, 2020
Vesting of restricted stock awards and units
Exercise of stock options
Issuance of common stock upon public offerings, net of offering costs of $697
Issuance of common stock under ATM facility, net of offering costs of $67
Issuance of common stock under 2018 employee stock purchase plan
1.Common stock offered by the company 5,000,000 shares of common stock.
2.All information in this prospectus supplement related to the number of shares of common stock to be outstanding immediately after this offering is based on 36,449,153 shares of common stock outstanding as of September 30, 2020.
From June 30, 2020 to September 30, 2020
Exercise of stock options
Vesting of restricted stock awards and units
From March 31, 2020 to June 30, 2020
Exercise of stock options
Vesting of restricted stock awards and units
Issuance of common stock under ATM facility, net of offering costs of $67
Issuance of common stock under the 2018 employee stock purchase plan
From December 31, 2019 to March 31, 2020
Exercise of stock options
Vesting of restricted stock awards and units
Issuance of common stock upon public offering, net of offering costs of $419
From December 31, 2018 to December 31, 2019
Vesting of restricted stock awards
Exercise of stock options
Issuance of common stock upon public offering, net of offering costs of $525
Issuance of common stock under 2018 employee stock purchase plan
from June 30, 2019 to September 30, 2019
Exercise of stock options
Issuance of common stock upon public offering, net of offering costs of $525
Vesting of restricted stock awards
From March 31, 2019 to June 30, 2019
Exercise of stock options
Vesting of restricted stock awards
From December 31, 2018 to March 31, 2019
Exercise of stock options
Vesting of restricted stock awards
from December 31, 2017 to December 31, 2018
Issuance of series B redeemable convertible preferred stock, net of issuance costs of $2,243
Issuance of series B redeemable convertible preferred stock to settle accrued liability of license cost
Accretion of issuance costs related to redeemable convertible preferred stock
Issuance of common stock upon IPO, net of issuance costs of $2,628
Conversion of redeemable convertible preferred stock into common stock
Exercise of warrants to purchase common stock
Vesting of restricted stock awards
Exercise of stock options
1.Common stock offered 5,247,958 shares
2.The number of shares of our common stock to be outstanding after this offering is based on 2,581,474 shares of our common stock outstanding as of March 31, 2018
3.a 1-for-4.132 reverse split of our common stock effected on June 7, 2018
from December 31, 2017 to March 31, 2018
Issuance of series B redeemable convertible preferred stock, net of issuance costs of $2,243
Issuance of series B redeemable convertible preferred stock to settled accrued liability of license cost
Vesting of restricted stock awards
from December 31, 2016 to December 31, 2017
Vesting of restricted stock awards