股本结构

单位:万股
公告日期 2025-11-04 2025-11-04 2025-08-06 2025-08-06 2025-05-08 2025-05-08
证券总股本 3531.37 3530.89 3498.13 3495.60 3482.62 3343.66
普通股本 3531.37 3530.89 3498.13 3495.60 3482.62 3343.66
优先股 未披露 1.42 未披露 1.42 未披露 1.42
其他 未披露 未披露 未披露 未披露 未披露 未披露
变动日期 2025-10-27 2025-09-30 2025-07-31 2025-06-30 2025-05-06 2025-03-31
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
2025-11-04 3531.37 未披露 定期报告 2025-10-27
2025-11-04 3530.89 1.42
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From June 30, 2025 to September 30, 2025 Issuance of common stock with the Employee Stock Purchase Plan Stock Option Exercise
2025-09-30
2025-08-06 3498.13 未披露 定期报告 2025-07-31
2025-08-06 3495.60 1.42
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From March 31, 2025 to June 30, 2025 Warrant Exercise - Series F Stock Option Exercise
2025-06-30
2025-05-08 3482.62 未披露 定期报告 2025-05-06
2025-05-08 3343.66 1.42
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From January 1,2025 to March 31,2025 Issuance of common stock with the Employee Stock Purchase Plan Warrant Exercise - Series F Stock Option Exercise
2025-03-31
2025-04-01 3343.26 1.42 定期报告 2025-03-20
2025-03-06 3340.31 未披露 定期报告 2025-02-28
2025-03-06 3306.10 1.42
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From January 1, 2024 to December 31, 2024 Issuance of preferred and common stock related to warrant exercise - F-4 Issuance of common stock related to conversion of F-3 Preferred to Common Issuance of common stock related to conversion of F-2 Preferred to Common Issuance of common stock related to conversion of Series E Preferred to Common Private placement - issuance of common stock, net of expenses Issuance of common stock with the employee stock purchase plan Issuance of common stock related to warrant exercises - Series E and E-1 Issuance of common stock related to warrant exercise - Pre-funded Issuance of common stock related to stock option exercises
2024-12-31
2024-11-08 3197.38 未披露 定期报告 2024-11-05
2024-11-08 2801.96 1.23
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From June 30, 2024 to September 30, 2024 Issuance of common stock with the Employee Stock Purchase Plan Stock option exercise
2024-09-30
2024-09-18 2800.08 1.23 定期报告 2024-08-31
2024-08-05 2799.95 未披露 定期报告 2024-07-29
2024-08-05 2793.14 1.23
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From March 31, 2024 to June 30, 2024 Pre-funded warrant exercise Warrant exercise and conversion - F-4 Preferred to Common Conversion - F-2 Preferred to Common Conversion - F-3 Preferred to Common Stock option exercise
2024-06-30
2024-05-14 2778.58 未披露 定期报告 2024-05-09
2024-04-29 2778.44 未披露 定期报告 2024-04-24
2024-05-14 2543.93 1.68
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From January 1, 2024 to March 31, 2024 Issuance of common stock with the employee stock purchase plan Conversion - Preferred to Common F-3 Private placement -issuance of common shares, net of expenses
2024-03-31
2024-04-12 2543.93 未披露 定期报告 2024-03-28
2024-03-26 2456.27 未披露 定期报告 2024-03-18
2024-03-26 2276.16 2.48
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From January 1, 2023 to December 31,2023 Private placement - issuance of common stock, net of expenses Issuance of common stock with the employee stock purchase plan Issuance of common stock related to stock option exercises Conversion of Series E Preferred Shares to common stock Conversion of Series F Preferred Shares to common stock Issuance of common stock with common stock warrant exercises
2023-12-31
2023-11-13 2204.61 未披露 定期报告 2023-11-08
2023-11-13 1968.90 3.78
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From June 30, 2023 to September 30, 2023 Issuance of common stock with the employee stock purchase plan Series F-3 Preferred Shares Issuance Conversion of Series F-2 Preferred shares to common shares Conversion of Series F-3 Preferred shares to common shares Conversion of Series E Preferred shares to common shares Issuance of common stock related to stock option exercises Common Stock warrant exercise
2023-09-30
2023-08-09 1527.65 未披露 定期报告 2023-08-03
2023-08-09 1525.05 2.10
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From March 31, 2023 to June 30, 2023 Conversion of Preferred F-1 shares to common shares Preferred F-2 Shares Issuance Prefunded warrant exercise Issuance of common stock related to stock option exercises
2023-06-30
2023-06-15 1062.09 未披露 定期报告 2023-06-05
2023-05-22 1062.08 未披露 定期报告 2023-05-22
2023-05-01 1062.05 1.14 定期报告 2023-04-20
2023-05-22 1004.66 1.14
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From January 1, 2023 to March 31, 2023 Private placement -issuance of common shares, net of expenses Issuance of common stock with the employee stock purchase plan
2023-03-31
2023-03-27 1006.20 未披露 定期报告 2023-03-24
2023-03-27 1004.66 1.14
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From January 1, 2022 to December 31, 2022 Private placement -issuance of common shares and prefunded warrants, net of expenses
2022-12-31
2023-01-10 1004.66 未披露 定期报告 2022-12-29
2022-11-08 859.77 1.14
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From June 30, 2022 to September 30, 2022 Private placement -issuance of common shares and prefunded warrants, net of expenses
2022-09-30
2022-07-20 859.77 未披露
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Today announced the closing of the previously announced private placement for the issuance and sale of 690,954 shares of common stock.
2022-07-20
2022-03-31 790.67 1.14
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From January 1, 2021 to December 31, 2021 Shares settled for services Conversion of preferred stock into common stock Exercise of warrants into common stock Exercise of options into common stock Common stock issued in connection with ATM Offering
2021-12-31
2021-11-09 735.63 1.17
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From June 30, 2021 to September 30, 2021 Exercise of warrants into common stock
2021-09-30
2021-08-10 735.63 未披露 定期报告 2021-08-10
2021-08-10 734.98 1.17
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From March 31, 2021 to June 30, 2021 Conversion of Preferred stock into common stock Exercise of warrants into common stock
2021-06-30
2021-06-29 734.98 未披露 定期报告 2021-06-28
2021-06-25 702.18 1.50 定期报告 2021-06-25
2021-05-11 647.24 未披露 定期报告 2021-05-11
2021-05-11 625.13 2.05
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From January 1, 2021 to March 31, 2021 Conversion of Preferred stock into common stock Shares settled for services Exercise of warrants into common stock
2021-03-31
2021-04-07 624.98 未披露 定期报告 2021-03-12
2021-03-31 599.61 2.06
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from January 1, 2020 to December 31, 2020 Shares settled for services Shares settled for accrued compensation Conversion of preferred stock into common stock Exercise of warrants into common stock Public Offering - issuance of common stock and warrants ATM Offering Confidentially Marketed Public Offering - issuance of common stock Fractional rounding related to reverse stock split
2020-12-31
2020-12-11 549.56 未披露
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1.Common Stock offered by the company 1,460,027 shares of Common Stock. 2.The number of shares of Common Stock to be outstanding after this Offering is based on 4,035,558 shares of Common Stock outstanding as of September 30, 2020.
2020-12-11
2020-11-12 411.68 未披露 定期报告 2020-11-12
2020-11-02 407.03 未披露 定期报告 2020-10-08
2020-11-12 403.56 4.14
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From June 30, 2020 to September 30, 2020 Conversion of Preferred stock into common stock Exercise of warrants into common stock ATM Offering
2020-09-30
2020-08-13 393.60 未披露 定期报告 2020-08-13
2020-08-13 352.16 2.60
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From March 31, 2020 to June 30, 2020 Compensation expense for issuance of restricted stock Conversion of Preferred stock into common stock Exercise of prefunded warrants Public Offering - issuance of common stock and warrants
2020-06-30
2020-05-14 276.04 未披露 定期报告 2020-05-14
2020-05-14 7.28 4.14
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From January 1, 2020 to March 31, 2020 Compensation expense for issuance of restricted stock Conversion of Preferred stock into common stock Fractional rounding related to reverse stock split
2020-03-31
2019-12-30 3.96 未披露 定期报告 2019-12-27
2019-12-23 3.70 未披露
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a 1 for 700 split of it's common stock
2019-12-24
2019-12-03 2591.32 未披露 定期报告 2019-12-03
2018-05-10 87.00 未披露
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a 1 for 500 split of it's common stock
2018-05-02
2018-04-30 43499.71 未披露 定期报告 2018-03-16
2017-11-03 140.00 未披露
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a 1 for 350 split of it's common stock
2017-11-06
2017-08-08 49903.13 未披露 定期报告 2017-08-07
2017-07-26 49913.26 未披露 定期报告 2017-07-24
2017-07-14 49002.22 未披露 定期报告 2017-07-11
2017-08-08 42440.83 未披露
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From January 1, 2017 to June 30, 2017 Compensation expense for issuance of restricted stock Issuance of common stock for payments made in shares on convertible note payable Warrants Exercised
2017-06-30
2017-05-05 16788.32 未披露 定期报告 2017-05-01
2017-05-05 15519.36 未披露 定期报告 2017-04-17
2017-05-09 11845.80 未披露
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From January 1, 2017 to March 31, 2017 Compensation expense for issuance of restricted stock Issuance of common stock for payments made in shares on convertible note payable
2017-03-31
2017-03-29 11345.80 未披露 定期报告 2017-03-28
2017-03-09 7060.00 未披露 定期报告 2017-03-07
2017-01-26 1812.54 未披露 定期报告 2017-01-25
2017-03-29 411.24 未披露
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From December 31, 2015 to December 31, 2016 Compensation expense for issuance of restricted stock Sale of common stock, net of expenses Issuance of common stock for payments made in shares on convertible notes payable On July 19, 2016, the Board determined to effect a reverse stock split of the Company’s common stock at a 1-for-16 ratio and authorized the filing of each amendment. The reverse stock split will become effective as of 9:00 a.m. EDT on July 21, 2016, at which time every 16 shares of issued and outstanding common stock will be automatically converted into one issued and outstanding share of common stock.
2016-12-31
2016-11-10 219.74 未披露 定期报告 2016-11-10
2016-11-10 152.19 未披露 定期报告 2016-09-30
2016-08-15 152.19 未披露 定期报告 2016-08-12
2016-08-15 152.19 未披露
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On July 19, 2016, the Board determined to effect a reverse stock split of the Company’s common stock at a 1-for-16 ratio and authorized the filing of each amendment. The reverse stock split will become effective as of 9:00 a.m. EDT on July 21, 2016, at which time every 16 shares of issued and outstanding common stock will be automatically converted into one issued and outstanding share of common stock.
2016-07-21
2016-06-21 2465.45 未披露 定期报告 2016-06-01
2016-05-04 2411.85 未披露 定期报告 2016-03-31
2016-03-18 2404.35 未披露 定期报告 2016-03-18
2016-03-18 2176.38 未披露
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From December 31, 2014 to December 31, 2015 Compensation expense for issuance of restricted stock Sale of common stock, net of expenses Exercise of warrants
2015-12-31
2015-11-10 2176.39 未披露 定期报告 2015-11-03
2015-11-10 2176.39 未披露 定期报告 2015-09-30
2015-08-05 2176.39 未披露
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On July 16 2015, the Company entered into an underwriting agreement with Roth Capital Partners, LLC, as Underwriter. The Underwriting Agreement provided for the sale to the Underwriter of 9,350,000 Units consisting of 9,350,000 shares of the Company’s common stock, par value $0.01 per share, and 7,012,500 Series A Warrants to purchase up to 7,012,500 shares of the Common Stock and 9,350,000 Series B Warrants to purchase up to 9,350,000 shares of Common Stock.
2015-08-04
2015-06-15 1238.50 未披露 定期报告 2015-06-11
2015-04-29 1220.04 未披露 定期报告 2015-04-21
2015-05-06 1216.97 未披露 定期报告 2015-03-31
2015-03-11 1216.95 未披露 定期报告 2015-03-11
2015-03-11 970.88 未披露
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from December 31, 2013 to December 31, 2014 Compensation expense for issuance of restricted stock Sale of common stock, net of expenses Exercise of warrants Reflects a one-for-sixteen (1:16) reverse stock split effected on April 8, 2014
2014-12-31
2014-11-05 970.88 未披露 定期报告 2014-11-04
2014-11-05 944.89 未披露 定期报告 2014-09-30
2014-08-06 945.19 未披露 定期报告 2014-08-04
2014-08-06 944.74 未披露 定期报告 2014-06-30
2014-05-07 944.22 未披露 定期报告 2014-05-06
2014-04-30 944.04 未披露 定期报告 2014-04-25
2014-04-08 943.19 未披露
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On April 8, 2014, the Company, filed a Certificate of Amendment to its Amended and Restated Certificate of Incorporation with the Secretary of State of the State of Delaware (the “Certificate of Amendment”), which has effected a reverse stock split of its common stock at a ratio of 1-to-16 (the “Reverse Stock Split”). Trading of the Company’s common stock on The NASDAQ Capital Market on a split-adjusted basis is expected to begin at the opening of trading on April 9, 2014.
2014-04-09
2014-03-12 15071.14 未披露 定期报告 2014-03-12
2014-01-17 14275.83 未披露 定期报告 2014-01-13
2014-03-12 13428.22 未披露
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from December 31, 2012 to December 31, 2013 Compensation expense for issuance of restricted stock Sale of common stock, net of expenses Exercise of warrants
2013-12-31
2013-11-06 12628.97 未披露 定期报告 2013-11-05
2013-11-06 10328.99 未披露 定期报告 2013-09-30
2013-08-06 10155.64 未披露 定期报告 2013-08-05
2013-08-06 9696.10 未披露 定期报告 2013-06-30
2013-05-09 9672.58 未披露 定期报告 2013-05-07
2013-04-18 9672.40 未披露 定期报告 2013-04-10
2013-05-09 9118.44 未披露 定期报告 2013-03-31
2013-03-13 9117.34 未披露 定期报告 2013-03-11
2013-03-13 7682.09 未披露
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from December 31, 2011 to December 31, 2012 Compensation expense for issuance of restricted stock Sale of common stock, net of expenses Exercise of warrants
2012-12-31
2012-11-07 7507.54 未披露 定期报告 2012-11-06
2012-11-07 7339.39 未披露 定期报告 2012-09-30
2012-09-27 6751.01 未披露 定期报告 2012-08-31
2012-08-08 6694.94 未披露 定期报告 2012-08-08
2012-08-08 6571.59 未披露 定期报告 2012-06-30
2012-05-09 5015.99 未披露 定期报告 2012-05-08
2012-05-09 4976.07 未披露 定期报告 2012-03-31
2012-03-06 4850.29 未披露 定期报告 2012-03-02
2012-03-06 4801.60 未披露
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from December 31, 2010 to December 31, 2011 Compensation expense for restricted stock Exercise of options, common stock surrendered upon restricted stock vesting Sale of stock, net of expenses
2011-12-31
2011-11-09 4799.37 未披露 定期报告 2011-09-30
2011-11-09 4799.47 未披露 定期报告 2011-08-07
2011-08-04 4299.37 未披露 定期报告 2011-06-30
2011-05-05 4315.67 未披露 定期报告 2011-05-05
2011-05-05 4297.78 未披露 定期报告 2011-03-31
2011-03-08 4293.25 未披露
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Compensation expense for restricted stock, 2010 Exercise of warrants and options, common stock surrendered upon restricted stock vesting Sale of stock, net of expenses, August 2010
2010-12-31
2010-11-02 4286.51 未披露 定期报告 2010-09-30
2010-07-29 3768.01 未披露 定期报告 2010-06-30
2010-05-05 3728.21 未披露 定期报告 2010-05-04
2010-05-05 3665.07 未披露 定期报告 2010-03-31
From June 30, 2025 to September 30, 2025 Issuance of common stock with the Employee Stock Purchase Plan Stock Option Exercise
From March 31, 2025 to June 30, 2025 Warrant Exercise - Series F Stock Option Exercise
From January 1,2025 to March 31,2025 Issuance of common stock with the Employee Stock Purchase Plan Warrant Exercise - Series F Stock Option Exercise
From January 1, 2024 to December 31, 2024 Issuance of preferred and common stock related to warrant exercise - F-4 Issuance of common stock related to conversion of F-3 Preferred to Common Issuance of common stock related to conversion of F-2 Preferred to Common Issuance of common stock related to conversion of Series E Preferred to Common Private placement - issuance of common stock, net of expenses Issuance of common stock with the employee stock purchase plan Issuance of common stock related to warrant exercises - Series E and E-1 Issuance of common stock related to warrant exercise - Pre-funded Issuance of common stock related to stock option exercises
From June 30, 2024 to September 30, 2024 Issuance of common stock with the Employee Stock Purchase Plan Stock option exercise
From March 31, 2024 to June 30, 2024 Pre-funded warrant exercise Warrant exercise and conversion - F-4 Preferred to Common Conversion - F-2 Preferred to Common Conversion - F-3 Preferred to Common Stock option exercise
From January 1, 2024 to March 31, 2024 Issuance of common stock with the employee stock purchase plan Conversion - Preferred to Common F-3 Private placement -issuance of common shares, net of expenses
From January 1, 2023 to December 31,2023 Private placement - issuance of common stock, net of expenses Issuance of common stock with the employee stock purchase plan Issuance of common stock related to stock option exercises Conversion of Series E Preferred Shares to common stock Conversion of Series F Preferred Shares to common stock Issuance of common stock with common stock warrant exercises
From June 30, 2023 to September 30, 2023 Issuance of common stock with the employee stock purchase plan Series F-3 Preferred Shares Issuance Conversion of Series F-2 Preferred shares to common shares Conversion of Series F-3 Preferred shares to common shares Conversion of Series E Preferred shares to common shares Issuance of common stock related to stock option exercises Common Stock warrant exercise
From March 31, 2023 to June 30, 2023 Conversion of Preferred F-1 shares to common shares Preferred F-2 Shares Issuance Prefunded warrant exercise Issuance of common stock related to stock option exercises
From January 1, 2023 to March 31, 2023 Private placement -issuance of common shares, net of expenses Issuance of common stock with the employee stock purchase plan
From January 1, 2022 to December 31, 2022 Private placement -issuance of common shares and prefunded warrants, net of expenses
From June 30, 2022 to September 30, 2022 Private placement -issuance of common shares and prefunded warrants, net of expenses
Today announced the closing of the previously announced private placement for the issuance and sale of 690,954 shares of common stock.
From January 1, 2021 to December 31, 2021 Shares settled for services Conversion of preferred stock into common stock Exercise of warrants into common stock Exercise of options into common stock Common stock issued in connection with ATM Offering
From June 30, 2021 to September 30, 2021 Exercise of warrants into common stock
From March 31, 2021 to June 30, 2021 Conversion of Preferred stock into common stock Exercise of warrants into common stock
From January 1, 2021 to March 31, 2021 Conversion of Preferred stock into common stock Shares settled for services Exercise of warrants into common stock
from January 1, 2020 to December 31, 2020 Shares settled for services Shares settled for accrued compensation Conversion of preferred stock into common stock Exercise of warrants into common stock Public Offering - issuance of common stock and warrants ATM Offering Confidentially Marketed Public Offering - issuance of common stock Fractional rounding related to reverse stock split
1.Common Stock offered by the company 1,460,027 shares of Common Stock. 2.The number of shares of Common Stock to be outstanding after this Offering is based on 4,035,558 shares of Common Stock outstanding as of September 30, 2020.
From June 30, 2020 to September 30, 2020 Conversion of Preferred stock into common stock Exercise of warrants into common stock ATM Offering
From March 31, 2020 to June 30, 2020 Compensation expense for issuance of restricted stock Conversion of Preferred stock into common stock Exercise of prefunded warrants Public Offering - issuance of common stock and warrants
From January 1, 2020 to March 31, 2020 Compensation expense for issuance of restricted stock Conversion of Preferred stock into common stock Fractional rounding related to reverse stock split
a 1 for 700 split of it's common stock
a 1 for 500 split of it's common stock
a 1 for 350 split of it's common stock
From January 1, 2017 to June 30, 2017 Compensation expense for issuance of restricted stock Issuance of common stock for payments made in shares on convertible note payable Warrants Exercised
From January 1, 2017 to March 31, 2017 Compensation expense for issuance of restricted stock Issuance of common stock for payments made in shares on convertible note payable
From December 31, 2015 to December 31, 2016 Compensation expense for issuance of restricted stock Sale of common stock, net of expenses Issuance of common stock for payments made in shares on convertible notes payable On July 19, 2016, the Board determined to effect a reverse stock split of the Company’s common stock at a 1-for-16 ratio and authorized the filing of each amendment. The reverse stock split will become effective as of 9:00 a.m. EDT on July 21, 2016, at which time every 16 shares of issued and outstanding common stock will be automatically converted into one issued and outstanding share of common stock.
On July 19, 2016, the Board determined to effect a reverse stock split of the Company’s common stock at a 1-for-16 ratio and authorized the filing of each amendment. The reverse stock split will become effective as of 9:00 a.m. EDT on July 21, 2016, at which time every 16 shares of issued and outstanding common stock will be automatically converted into one issued and outstanding share of common stock.
From December 31, 2014 to December 31, 2015 Compensation expense for issuance of restricted stock Sale of common stock, net of expenses Exercise of warrants
On July 16 2015, the Company entered into an underwriting agreement with Roth Capital Partners, LLC, as Underwriter. The Underwriting Agreement provided for the sale to the Underwriter of 9,350,000 Units consisting of 9,350,000 shares of the Company’s common stock, par value $0.01 per share, and 7,012,500 Series A Warrants to purchase up to 7,012,500 shares of the Common Stock and 9,350,000 Series B Warrants to purchase up to 9,350,000 shares of Common Stock.
from December 31, 2013 to December 31, 2014 Compensation expense for issuance of restricted stock Sale of common stock, net of expenses Exercise of warrants Reflects a one-for-sixteen (1:16) reverse stock split effected on April 8, 2014
On April 8, 2014, the Company, filed a Certificate of Amendment to its Amended and Restated Certificate of Incorporation with the Secretary of State of the State of Delaware (the “Certificate of Amendment”), which has effected a reverse stock split of its common stock at a ratio of 1-to-16 (the “Reverse Stock Split”). Trading of the Company’s common stock on The NASDAQ Capital Market on a split-adjusted basis is expected to begin at the opening of trading on April 9, 2014.
from December 31, 2012 to December 31, 2013 Compensation expense for issuance of restricted stock Sale of common stock, net of expenses Exercise of warrants
from December 31, 2011 to December 31, 2012 Compensation expense for issuance of restricted stock Sale of common stock, net of expenses Exercise of warrants
from December 31, 2010 to December 31, 2011 Compensation expense for restricted stock Exercise of options, common stock surrendered upon restricted stock vesting Sale of stock, net of expenses
Compensation expense for restricted stock, 2010 Exercise of warrants and options, common stock surrendered upon restricted stock vesting Sale of stock, net of expenses, August 2010