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股本结构

单位：万股
公告日期 2026-07-30 2026-07-30 2026-05-07 2026-05-07 2026-03-19 2026-02-26
证券总股本 5120.66 5117.10 5106.82 5101.00 5093.16 5076.33
普通股本 5120.66 5117.10 5106.82 5101.00 5093.16 5076.33
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 2026-07-24 2026-06-30 2026-04-30 2026-03-31 2026-03-06 2026-02-19
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
2026-07-30 5120.66 未披露 定期报告 2026-07-24
2026-07-30 5117.10 未披露
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From March 31, 2026 to June 30,2026 Issuance of stock for restricted stock unit vesting Restricted stock withheld for employee tax remittance Shares issued under the Employee Stock Purchase Plan Stock option exercises
2026-06-30
2026-05-07 5106.82 未披露 定期报告 2026-04-30
2026-05-07 5101.00 未披露
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From DECEMBER 31, 2025 to MARCH 31, 2026 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock for restricted stock unit vesting Restricted stock withheld for employee tax remittance
2026-03-31
2026-03-19 5093.16 未披露 定期报告 2026-03-06
2026-02-26 5076.33 未披露 定期报告 2026-02-19
2026-02-26 5062.00 未披露
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From December 31, 2024 to December 31, 2025 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock for restricted stock unit vesting Restricted stock withheld for employee tax remittance
2025-12-31
2025-11-06 5057.40 未披露 定期报告 2025-10-30
2025-11-06 5055.00 未披露
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From JUNE 30, 2025 to SEPTEMBER 30, 2025 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock for restricted stock unit vesting Restricted stock withheld for employee tax remittance
2025-09-30
2025-07-31 5046.02 未披露 定期报告 2025-07-24
2025-07-31 5044.10 未披露
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From March 31, 2025 to June 30, 2025 Stock option exercises Shares issued under the Employee Stock Purchase Plan Restricted stock withheld for employee tax remittance Issuance of stock for restricted stock unit vesting
2025-06-30
2025-05-08 5034.30 未披露 定期报告 2025-05-01
2025-05-08 5025.20 未披露
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From December 31, 2024 to March 31, 2025 Issuance of stock for restricted stock unit vesting Stock option exercises Shares issued under the Employee Stock Purchase Plan Restricted stock withheld for employee tax remittance
2025-03-31
2025-03-20 5013.59 未披露 定期报告 2025-03-07
2025-02-27 4996.96 未披露 定期报告 2025-02-21
2025-02-27 4962.80 未披露
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From December 31, 2023 to December 31, 2024 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock for restricted stock unit vesting Restricted stock withheld for employee tax remittance
2024-12-31
2024-11-07 4935.84 未披露 定期报告 2024-10-31
2024-11-07 4926.50 未披露
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From June 30, 2024 to September 30, 2024 Issuance of stock for restricted stock unit vesting Stock option exercises Shares issued under the Employee Stock Purchase Plan Restricted stock withheld for employee tax remittance
2024-09-30
2024-08-01 4903.02 未披露 定期报告 2024-07-24
2024-08-01 4886.20 未披露
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From March 31, 2024 to June 30, 2024 Issuance of stock for restricted stock unit vesting Stock option exercises Shares issued under the Employee Stock Purchase Plan Restricted stock withheld for employee tax remittance
2024-06-30
2024-05-08 4860.17 未披露 定期报告 2024-04-30
2024-05-08 4848.90 未披露
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From December 31, 2023 to March 31, 2024 Stock option exercises Shares issued under the Employee Stock Purchase Plan Restricted stock withheld for employee tax remittance Issuance of stock for restricted stock unit vesting
2024-03-31
2024-03-21 4838.05 未披露 定期报告 2024-03-08
2024-02-29 4829.02 未披露 定期报告 2024-02-21
2024-02-29 4782.90 未披露
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From December 31, 2022 to December 31, 2023 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock for restricted stock unit vesting Restricted stock withheld for employee tax remittance
2023-12-31
2023-11-08 4772.45 未披露 定期报告 2023-11-02
2023-11-08 4768.40 未披露
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From June 30, 2023 to September 30, 2023 Stock option exercises Shares issued under the Employee Stock Purchase Plan Restricted stock withheld for employee tax remittance Issuance of stock for restricted stock unit vesting
2023-09-30
2023-08-02 4764.22 未披露 定期报告 2023-07-27
2023-08-02 4761.60 未披露
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From MARCH 31, 2023 to JUNE 30, 2023 Stock option exercises Issuance of stock for restricted stock unit vesting Shares issued under the Employee Stock Purchase Plan Restricted stock withheld for employee tax remittance
2023-06-30
2023-05-10 4756.49 未披露 定期报告 2023-04-30
2023-05-10 4750.70 未披露
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From December 31, 2022 to March 31, 2023 Stock option exercises Shares issued under the Employee Stock Purchase Plan Restricted stock withheld for employee tax remittance Issuance of stock for restricted stock unit vesting
2023-03-31
2023-03-23 4746.18 未披露 定期报告 2023-03-09
2023-02-23 4736.43 未披露 定期报告 2023-02-17
2023-02-23 4725.30 未披露
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From December 31, 2021 to December 31,2022 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock for restricted stock unit vesting Restricted stock withheld for employee tax remittance
2022-12-31
2022-11-09 4722.30 未披露 定期报告 2022-11-04
2022-11-09 4720.10 未披露
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From JUNE 30, 2022 to SEPTEMBER 30, 2022 Stock option exercises Shares issued under the Employee Stock Purchase Plan Restricted stock withheld for employee tax remittance Issuance of stock for restricted stock unit vesting Stock-based compensation expense
2022-09-30
2022-08-03 4717.80 未披露 定期报告 2022-07-29
2022-08-03 4714.10 未披露
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From MARCH 31, 2022 to JUNE 30, 2022 Stock option exercises Shares issued under the Employee Stock Purchase Plan Restricted stock withheld for employee tax remittance Issuance of stock for restricted stock unit vesting
2022-06-30
2022-05-04 4711.99 未披露 定期报告 2022-04-29
2022-05-04 4708.10 未披露
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From DECEMBER 31, 2021 to MARCH 31, 2022 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock for restricted stock unit vesting Restricted stock withheld for employee tax remittance Stock-based compensation expense
2022-03-31
2022-03-17 4703.55 未披露 定期报告 2022-03-03
2022-02-24 4696.77 未披露 定期报告 2022-02-18
2022-02-24 4688.00 未披露
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From December 31,2020 to December 31,2021 Stock-based compensation expense Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock upon restricted stock unit vesting Restricted stock withheld for employee tax remittance
2021-12-31
2021-11-09 4681.53 未披露 定期报告 2021-10-29
2021-11-09 4676.70 未披露
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From June 30, 2021 to September 30, 2021 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock upon restricted stock unit vesting Restricted stock withheld for employee tax remittance
2021-09-30
2021-08-04 4663.12 未披露 定期报告 2021-07-30
2021-08-27 4657.86 未披露
更多>>
From March 31, 2021 to June 30, 2021 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock upon restricted stock unit vesting Restricted stock withheld for employee tax remittance
2021-06-30
2021-05-05 4635.56 未披露 定期报告 2021-04-30
2021-05-05 4622.50 未披露
更多>>
from December 31, 2020 to March 31, 2021 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock upon restricted stock unit vesting Restricted stock withheld for employee tax remittance
2021-03-31
2021-03-19 4609.42 未披露 定期报告 2021-03-04
2021-02-24 4595.50 未披露 定期报告 2021-02-15
2021-02-24 4580.40 未披露
更多>>
From December 31,2019 to December 31,2020 Stock option exercises Shares issued under the Employee Stock Purchase Plan Compensation expense related to stock options granted, net of forfeitures Issuance of stock for restricted stock unit vesting Restricted stock withheld for employee taxes
2020-12-31
2020-11-05 4542.88 未披露 定期报告 2020-10-30
2020-11-05 4531.50 未披露
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From June 30, 2020 to September 30, 2020 Stock option exercises Shares issued under the Employee Stock Purchase Plan Compensation expense related to stock options and restricted stock units granted,net of forfeitures
2020-09-30
2020-08-05 4525.04 未披露 定期报告 2020-07-31
2020-08-05 4519.40 未披露
更多>>
From March 31, 2020 to June 30,2020 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock for restricted stock unit vesting Compensation expense related to stock options and restricted stock units granted, net of forfeitures
2020-06-30
2020-05-11 4511.06 未披露 定期报告 2020-04-30
2020-05-11 4496.30 未披露
更多>>
From December 31, 2019 to March 31, 2020 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock upon restricted stock unit vesting Restricted stock withheld for employee tax remittance
2020-03-31
2020-03-20 4494.59 未披露 定期报告 2020-03-05
2020-02-25 4494.51 未披露 定期报告 2020-02-21
2020-02-25 4486.40 未披露
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from December 31, 2018 to December 31, 2019 Stock option exercises Shares issued under the Employee Stock Purchase Plan Exercise of warrants resulting in issuance of common stock
2019-12-31
2019-11-05 4469.45 未披露 定期报告 2019-10-31
2019-11-05 4452.00 未披露
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from JUNE 30, 2019 to SEPTEMBER 30, 2019 Stock option exercises Shares issued under the Employee Stock Purchase Plan Exercise of warrants resulting in issuance of common stock
2019-09-30
2019-08-06 4413.69 未披露 定期报告 2019-07-31
2019-08-06 4406.60 未披露
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from March 31, 2019 to June 30, 2019 Stock option exercises Shares issued under the Employee Stock Purchase Plan
2019-06-30
2019-05-07 4391.13 未披露 定期报告 2019-05-03
2019-05-07 4382.50 未披露
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from December 31, 2018 to March 31, 2019 Stock option exercises Shares issued under the Employee Stock Purchase Plan
2019-03-31
2019-03-20 4380.70 未披露 定期报告 2019-03-08
2019-02-26 4375.30 未披露 定期报告 2019-02-22
2019-02-26 4357.80 未披露
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from December 31, 2017 to December 31, 2018 Issuance of common stock, net of issuance costs of $4.7 Stock option exercises Shares issued under the Employee Stock Purchase Plan Exercise of warrants resulting in the issuance of common stock
2018-12-31
2018-11-06 4334.73 未披露 定期报告 2018-11-02
2018-11-06 4317.00 未披露 定期报告 2018-09-30
2018-08-06 4272.65 未披露 定期报告 2018-08-03
2018-08-06 4268.40 未披露 定期报告 2018-06-30
2018-05-08 3668.13 未披露 定期报告 2018-05-04
2018-05-08 3650.20 未披露 定期报告 2018-03-31
2018-03-22 3643.93 未披露 定期报告 2018-03-09
2018-03-05 3610.32 未披露 定期报告 2018-02-28
2018-03-05 3586.10 未披露
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from December 31, 2016 to December 31, 2017 Conversion of Series B-1 or B-2 preferred stock for common stock Compensation expense related to stock options granted, net of forfeitures Issuance of common stock, net of issuance costs of $311 Stock option exercises Shares issued under the Employee Stock Purchase Plan Exercise of warrants resulting in the issuance of common stock
2017-12-31
2017-11-07 3490.78 未披露 定期报告 2017-11-03
2017-11-07 3485.20 未披露 定期报告 2017-09-30
2017-08-09 3282.45 未披露 定期报告 2017-08-07
2017-08-09 3276.80 未披露 定期报告 2017-06-30
2017-05-10 3276.68 未披露 定期报告 2017-05-04
2017-05-10 3272.40 未披露 定期报告 2017-03-31
2017-03-10 3272.36 未披露 定期报告 2017-03-10
2017-03-13 3159.50 1.20
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From December 31, 2015 to December 31, 2016 Conversion of Series A preferred stock for common stock Issuance of common stock, net of issuance costs of $1,653 Stock option exercises Shares issued under the Employee Stock Purchase Plan
2016-12-31
2016-11-07 2410.71 未披露 定期报告 2016-11-04
2016-11-07 2274.50 1.30 定期报告 2016-09-30
2016-08-08 2399.51 未披露 定期报告 2016-08-05
2016-08-08 2268.40 1.30 定期报告 2016-06-30
2016-05-10 2393.41 未披露 定期报告 2016-05-03
2016-05-10 2389.10 1.30 定期报告 2016-03-31
2016-03-18 2260.24 1.36 定期报告 2016-03-11
2016-03-14 2385.24 未披露 定期报告 2016-03-08
2016-03-14 2378.90 1.30
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From December 31, 2014 to December 31, 2015 Common stock exchanged for preferred stock and held in treasury shares Stock option exercises
2015-12-31
2015-11-13 2378.92 未披露 定期报告 2015-11-06
2015-11-13 2378.90 1.20 定期报告 2015-09-30
2015-08-12 2378.79 未披露 定期报告 2015-08-06
2015-08-12 2378.70 1.20 定期报告 2015-06-30
2015-06-29 2378.57 1.23 定期报告 2015-06-15
2015-05-14 2378.57 未披露 定期报告 2015-05-08
2015-05-14 2378.60 3.90 定期报告 2015-03-31
2014-10-21 2378.57 61.54 定期报告 2014-10-07
2015-03-25 2378.60 1.20
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from December 31, 2013 to September 30, 2014 Exercise of stock purchase warrants Issuance of common stock, net of issuance costs of $3,167 On September 17, 2014, the Company closed on a public equity offering whereby it sold 15,784,313 shares of common stock at an offering price of $2.55 per share (the 2014 offering).
2014-09-30
2014-08-14 800.13 未披露 定期报告 2014-07-31
2014-09-02 701.95 1.23 定期报告 2014-06-30
2014-05-15 649.71 未披露 定期报告 2014-04-30
2014-05-15 624.50 1.20 定期报告 2014-03-31
2014-03-26 618.79 未披露 定期报告 2014-03-11
2014-03-13 615.84 未披露 定期报告 2014-02-28
2014-03-26 574.71 未披露 定期报告 2014-01-21
2014-03-13 472.30 1.20
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from December 31, 2012 to December 31, 2013 Reclassification of Series B-2 Preferred Stock to equity Reverse stock split common stock in lieu of fractional shares Exercise of stock purchase warrants Issuance of common stock, net of issuance costs of $980 On October 16, 2013, the Company completed a twenty-to-one reverse stock split.
2013-12-31
2013-11-12 438.03 未披露 定期报告 2013-10-31
2013-10-10 440.00 1.20
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1 for 20 split of it's common stock
2013-10-16
2013-11-12 8644.30 1.20
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On August 12, 2013, the Company amended the Series B preferred stock agreement to remove the cash redemption provision, modify the liquidation preferences for the Series B-2 preferred stock and to increase the redemption price for the Series B-1 preferred stock. The redemption price, prior to the five year anniversary, is now equal to $7,430 multiplied by the number of Series B-1 preferred shares redeemed minus the Company’s closing stock price multiplied by the number of common shares into which the outstanding Series B-2 preferred stock are convertible.
2013-09-30
2013-08-07 4566.41 未披露 定期报告 2013-07-31
2013-08-07 4378.40 1.20 定期报告 2013-06-30
2013-03-18 4566.41 未披露 定期报告 2013-03-05
2013-03-18 4378.40 1.20
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from DECEMBER 31, 2011 to DECEMBER 31, 2012 Exercise of stock options Issuance of common stock, net of issuance costs of $147
2012-12-31
2012-11-08 4378.36 未披露 定期报告 2012-10-31
2012-11-08 4378.40 1.20 定期报告 2012-09-30
2012-08-07 4258.90 未披露 定期报告 2012-07-31
2012-08-07 4258.90 1.20 定期报告 2012-06-30
2012-05-10 3875.56 未披露 定期报告 2012-04-30
2012-05-10 3875.60 1.20 定期报告 2012-03-31
2012-03-15 3875.56 未披露 定期报告 2012-03-13
2012-03-15 3863.50 未披露
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from DECEMBER 31, 2010 to DECEMBER 31, 2011 Exercise of stock options
2011-12-31
2011-11-08 3863.52 未披露 定期报告 2011-10-31
2011-11-08 3861.60 未披露 定期报告 2011-09-30
2011-08-15 3862.52 未披露 定期报告 2011-07-31
2011-08-15 3862.50 未披露 定期报告 2011-06-30
2011-05-16 3862.09 未披露 定期报告 2011-04-29
2011-05-16 3861.80 未披露 定期报告 2011-03-31
2010-11-08 2825.18 未披露 定期报告 2010-10-31
2010-11-08 2825.20 未披露 定期报告 2010-09-30
2010-09-07 2825.18 未披露 定期报告 2010-08-31
2010-09-07 2825.60 未披露
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Issuance of common stock, net of issuance costs of $1,265
2010-06-30
2010-05-10 2825.59 未披露 定期报告 2010-03-31
2010-02-09 2830.00 未披露
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1 for 8 split of it's common stock
2010-02-18
2010-02-09 22604.88 未披露 定期报告 2010-02-02
2010-02-09 17397.11 未披露 定期报告 2009-12-31
2009-09-14 16832.76 未披露 定期报告 2009-08-31
2009-09-14 16022.26 未披露
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from JUNE 30, 2008 to JUNE 30, 2009 Issuance of restricted stock and units Cancellation of restricted stock Issuance of stock under Direct Stock Purchase Plan Issuance of common stock, net of issuance costs of $1,682
2009-06-30
2008-08-29 13286.03 未披露 定期报告 2008-07-31
2008-08-29 13285.87 未披露
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from JUNE 30, 2007 to JUNE 30, 2008 Exercise of stock options and stock purchase warrants Issuance of restricted stock Cancellation of restricted stock Issuance of stock under Direct Stock Purchase Plan Issuance of common stock, net of issuance costs of $1,068
2008-06-30
2007-09-13 12087.41 未披露 定期报告 2007-08-31
2007-09-13 12001.29 未披露
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from JUNE 30, 2006 to JUNE 30, 2007 Exercise of stock options Issuance of restricted stock Cancellation of restricted stock Issuance of stock under Direct Stock Purchase Plan
2007-06-30
2006-09-13 11948.78 未披露 定期报告 2006-08-31
2006-09-13 11943.96 未披露
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from JUNE 30, 2005 to JUNE 30, 2006 Exercise of stock purchase warrants Exercise of stock options Issuance of restricted stock Issuance of stock under Direct Stock Purchase Plan Issuance of common stock, net of issuance costs of $1,624,000
2006-06-30
2005-09-13 10247.76 未披露 定期报告 2005-08-31
2005-09-13 10232.88 未披露
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from JUNE 30, 2004 to JUNE 30, 2005 Exercise of stock purchase warrants Exercise of stock options and issuance of stock under Employee Stock Purchase Plan Issuance of stock under Direct Stock Purchase Plan Issuance of common stock, net of issuance costs of $5,629,000
2005-06-30
2004-09-13 8307.62 未披露 定期报告 2004-08-31
2004-09-13 8137.32 未披露
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from JUNE 30, 2003 to JUNE 30, 2004 Exercise of stock purchase warrants Exercise of stock options and issuance of stock under Employee Stock Purchase Plan Issuance of stock under Direct Stock Purchase Plan Issuance of common stock, net of issuance costs of $1,294,000
2004-06-30
2003-09-09 7124.43 未披露 定期报告 2003-08-31
2003-09-09 6481.24 未披露
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from JUNE 30, 2002 to JUNE 30, 2003 Exercise of stock options and issuance of stock under Employee Stock Purchase Plan Issuance of common stock, net of issuance costs of $342,000
2003-06-30
2002-09-30 4593.41 未披露 定期报告 2002-09-19
2002-09-30 4372.66 未披露
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from JUNE 30, 2001 to JUNE 30, 2002 Exercise of stock options and issuance of stock under Employee Stock Purchase Plan Issuance of common stock, net of issuance costs of $19,000
2002-06-30
2001-09-14 4234.34 未披露 定期报告 2001-09-10
2001-09-14 3768.12 未披露
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from JUNE 30, 2000 to JUNE 30, 2001 Exercise of stock options and issuance of stock under Employee Stock Purchase Plan Exercise of stock purchase warrant Issuance of common stock, net of issuance costs of $39,000
2001-06-30
2000-09-22 3384.24 未披露 定期报告 2000-09-12
2000-09-22 3360.77 未披露
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from JUNE 30, 1999 to JUNE 30, 2000 Exercise of stock options and warrants Conversion of preferred stock Issuance of common stock, net of issuance costs of $200,000
2000-06-30
1999-09-20 1699.41 未披露 定期报告 1999-09-10
1999-09-20 1698.02 0.70
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from JUNE 30, 1998 to JUNE 30, 1999 Issuance of 1998 Series I Convertible Preferred Stock at $1,000 per share, net of issuance costs of $460,000 Issuance of 1999 Series III Convertible Preferred Stock at $1,000 per share, net of issuance costs of $280,000 Issuance of Common Stock Conversion of 5.5% Convertible Preferred Stock Conversion of Series I Convertible Preferred Stock Dividend and yields on preferred stock Exercise of stock options
1999-06-30
1998-09-29 1369.44 未披露 定期报告 1998-09-18
1998-09-29 1363.98 220.00
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from JUNE 30, 1997 to JUNE 30, 1998 Exercise of stock options Issuance of 5.5% Convertible Preferred Stock at $5.00 per share, net of issuance costs of $1,070,000 Dividend paid on 5.5% Convertible Preferred Stock Issuance of Common Stock Repurchase and retirement of Common Shares outstanding
1998-06-30
1997-09-25 1328.55 未披露 定期报告 1997-09-15
1997-09-25 1327.52 未披露
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from JUNE 30, 1996 to JUNE 30, 1997 Exercise of stock options Issuance of Series E Preferred Stock at $17.00 per share Issuance of Common Stock at $7.00 per share, net of issuance costs of $2,865,000 Conversion of Preferred Stock
1997-06-30
From March 31, 2026 to June 30,2026 Issuance of stock for restricted stock unit vesting Restricted stock withheld for employee tax remittance Shares issued under the Employee Stock Purchase Plan Stock option exercises
From DECEMBER 31, 2025 to MARCH 31, 2026 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock for restricted stock unit vesting Restricted stock withheld for employee tax remittance
From December 31, 2024 to December 31, 2025 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock for restricted stock unit vesting Restricted stock withheld for employee tax remittance
From JUNE 30, 2025 to SEPTEMBER 30, 2025 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock for restricted stock unit vesting Restricted stock withheld for employee tax remittance
From March 31, 2025 to June 30, 2025 Stock option exercises Shares issued under the Employee Stock Purchase Plan Restricted stock withheld for employee tax remittance Issuance of stock for restricted stock unit vesting
From December 31, 2024 to March 31, 2025 Issuance of stock for restricted stock unit vesting Stock option exercises Shares issued under the Employee Stock Purchase Plan Restricted stock withheld for employee tax remittance
From December 31, 2023 to December 31, 2024 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock for restricted stock unit vesting Restricted stock withheld for employee tax remittance
From June 30, 2024 to September 30, 2024 Issuance of stock for restricted stock unit vesting Stock option exercises Shares issued under the Employee Stock Purchase Plan Restricted stock withheld for employee tax remittance
From March 31, 2024 to June 30, 2024 Issuance of stock for restricted stock unit vesting Stock option exercises Shares issued under the Employee Stock Purchase Plan Restricted stock withheld for employee tax remittance
From December 31, 2023 to March 31, 2024 Stock option exercises Shares issued under the Employee Stock Purchase Plan Restricted stock withheld for employee tax remittance Issuance of stock for restricted stock unit vesting
From December 31, 2022 to December 31, 2023 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock for restricted stock unit vesting Restricted stock withheld for employee tax remittance
From June 30, 2023 to September 30, 2023 Stock option exercises Shares issued under the Employee Stock Purchase Plan Restricted stock withheld for employee tax remittance Issuance of stock for restricted stock unit vesting
From MARCH 31, 2023 to JUNE 30, 2023 Stock option exercises Issuance of stock for restricted stock unit vesting Shares issued under the Employee Stock Purchase Plan Restricted stock withheld for employee tax remittance
From December 31, 2022 to March 31, 2023 Stock option exercises Shares issued under the Employee Stock Purchase Plan Restricted stock withheld for employee tax remittance Issuance of stock for restricted stock unit vesting
From December 31, 2021 to December 31,2022 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock for restricted stock unit vesting Restricted stock withheld for employee tax remittance
From JUNE 30, 2022 to SEPTEMBER 30, 2022 Stock option exercises Shares issued under the Employee Stock Purchase Plan Restricted stock withheld for employee tax remittance Issuance of stock for restricted stock unit vesting Stock-based compensation expense
From MARCH 31, 2022 to JUNE 30, 2022 Stock option exercises Shares issued under the Employee Stock Purchase Plan Restricted stock withheld for employee tax remittance Issuance of stock for restricted stock unit vesting
From DECEMBER 31, 2021 to MARCH 31, 2022 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock for restricted stock unit vesting Restricted stock withheld for employee tax remittance Stock-based compensation expense
From December 31,2020 to December 31,2021 Stock-based compensation expense Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock upon restricted stock unit vesting Restricted stock withheld for employee tax remittance
From June 30, 2021 to September 30, 2021 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock upon restricted stock unit vesting Restricted stock withheld for employee tax remittance
From March 31, 2021 to June 30, 2021 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock upon restricted stock unit vesting Restricted stock withheld for employee tax remittance
from December 31, 2020 to March 31, 2021 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock upon restricted stock unit vesting Restricted stock withheld for employee tax remittance
From December 31,2019 to December 31,2020 Stock option exercises Shares issued under the Employee Stock Purchase Plan Compensation expense related to stock options granted, net of forfeitures Issuance of stock for restricted stock unit vesting Restricted stock withheld for employee taxes
From June 30, 2020 to September 30, 2020 Stock option exercises Shares issued under the Employee Stock Purchase Plan Compensation expense related to stock options and restricted stock units granted,net of forfeitures
From March 31, 2020 to June 30,2020 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock for restricted stock unit vesting Compensation expense related to stock options and restricted stock units granted, net of forfeitures
From December 31, 2019 to March 31, 2020 Stock option exercises Shares issued under the Employee Stock Purchase Plan Issuance of stock upon restricted stock unit vesting Restricted stock withheld for employee tax remittance
from December 31, 2018 to December 31, 2019 Stock option exercises Shares issued under the Employee Stock Purchase Plan Exercise of warrants resulting in issuance of common stock
from JUNE 30, 2019 to SEPTEMBER 30, 2019 Stock option exercises Shares issued under the Employee Stock Purchase Plan Exercise of warrants resulting in issuance of common stock
from March 31, 2019 to June 30, 2019 Stock option exercises Shares issued under the Employee Stock Purchase Plan
from December 31, 2018 to March 31, 2019 Stock option exercises Shares issued under the Employee Stock Purchase Plan
from December 31, 2017 to December 31, 2018 Issuance of common stock, net of issuance costs of $4.7 Stock option exercises Shares issued under the Employee Stock Purchase Plan Exercise of warrants resulting in the issuance of common stock
from December 31, 2016 to December 31, 2017 Conversion of Series B-1 or B-2 preferred stock for common stock Compensation expense related to stock options granted, net of forfeitures Issuance of common stock, net of issuance costs of $311 Stock option exercises Shares issued under the Employee Stock Purchase Plan Exercise of warrants resulting in the issuance of common stock
From December 31, 2015 to December 31, 2016 Conversion of Series A preferred stock for common stock Issuance of common stock, net of issuance costs of $1,653 Stock option exercises Shares issued under the Employee Stock Purchase Plan
From December 31, 2014 to December 31, 2015 Common stock exchanged for preferred stock and held in treasury shares Stock option exercises
from December 31, 2013 to September 30, 2014 Exercise of stock purchase warrants Issuance of common stock, net of issuance costs of $3,167 On September 17, 2014, the Company closed on a public equity offering whereby it sold 15,784,313 shares of common stock at an offering price of $2.55 per share (the 2014 offering).
from December 31, 2012 to December 31, 2013 Reclassification of Series B-2 Preferred Stock to equity Reverse stock split common stock in lieu of fractional shares Exercise of stock purchase warrants Issuance of common stock, net of issuance costs of $980 On October 16, 2013, the Company completed a twenty-to-one reverse stock split.
1 for 20 split of it's common stock
On August 12, 2013, the Company amended the Series B preferred stock agreement to remove the cash redemption provision, modify the liquidation preferences for the Series B-2 preferred stock and to increase the redemption price for the Series B-1 preferred stock. The redemption price, prior to the five year anniversary, is now equal to $7,430 multiplied by the number of Series B-1 preferred shares redeemed minus the Company’s closing stock price multiplied by the number of common shares into which the outstanding Series B-2 preferred stock are convertible.
from DECEMBER 31, 2011 to DECEMBER 31, 2012 Exercise of stock options Issuance of common stock, net of issuance costs of $147
from DECEMBER 31, 2010 to DECEMBER 31, 2011 Exercise of stock options
Issuance of common stock, net of issuance costs of $1,265
1 for 8 split of it's common stock
from JUNE 30, 2008 to JUNE 30, 2009 Issuance of restricted stock and units Cancellation of restricted stock Issuance of stock under Direct Stock Purchase Plan Issuance of common stock, net of issuance costs of $1,682
from JUNE 30, 2007 to JUNE 30, 2008 Exercise of stock options and stock purchase warrants Issuance of restricted stock Cancellation of restricted stock Issuance of stock under Direct Stock Purchase Plan Issuance of common stock, net of issuance costs of $1,068
from JUNE 30, 2006 to JUNE 30, 2007 Exercise of stock options Issuance of restricted stock Cancellation of restricted stock Issuance of stock under Direct Stock Purchase Plan
from JUNE 30, 2005 to JUNE 30, 2006 Exercise of stock purchase warrants Exercise of stock options Issuance of restricted stock Issuance of stock under Direct Stock Purchase Plan Issuance of common stock, net of issuance costs of $1,624,000
from JUNE 30, 2004 to JUNE 30, 2005 Exercise of stock purchase warrants Exercise of stock options and issuance of stock under Employee Stock Purchase Plan Issuance of stock under Direct Stock Purchase Plan Issuance of common stock, net of issuance costs of $5,629,000
from JUNE 30, 2003 to JUNE 30, 2004 Exercise of stock purchase warrants Exercise of stock options and issuance of stock under Employee Stock Purchase Plan Issuance of stock under Direct Stock Purchase Plan Issuance of common stock, net of issuance costs of $1,294,000
from JUNE 30, 2002 to JUNE 30, 2003 Exercise of stock options and issuance of stock under Employee Stock Purchase Plan Issuance of common stock, net of issuance costs of $342,000
from JUNE 30, 2001 to JUNE 30, 2002 Exercise of stock options and issuance of stock under Employee Stock Purchase Plan Issuance of common stock, net of issuance costs of $19,000
from JUNE 30, 2000 to JUNE 30, 2001 Exercise of stock options and issuance of stock under Employee Stock Purchase Plan Exercise of stock purchase warrant Issuance of common stock, net of issuance costs of $39,000
from JUNE 30, 1999 to JUNE 30, 2000 Exercise of stock options and warrants Conversion of preferred stock Issuance of common stock, net of issuance costs of $200,000
from JUNE 30, 1998 to JUNE 30, 1999 Issuance of 1998 Series I Convertible Preferred Stock at $1,000 per share, net of issuance costs of $460,000 Issuance of 1999 Series III Convertible Preferred Stock at $1,000 per share, net of issuance costs of $280,000 Issuance of Common Stock Conversion of 5.5% Convertible Preferred Stock Conversion of Series I Convertible Preferred Stock Dividend and yields on preferred stock Exercise of stock options
from JUNE 30, 1997 to JUNE 30, 1998 Exercise of stock options Issuance of 5.5% Convertible Preferred Stock at $5.00 per share, net of issuance costs of $1,070,000 Dividend paid on 5.5% Convertible Preferred Stock Issuance of Common Stock Repurchase and retirement of Common Shares outstanding
from JUNE 30, 1996 to JUNE 30, 1997 Exercise of stock options Issuance of Series E Preferred Stock at $17.00 per share Issuance of Common Stock at $7.00 per share, net of issuance costs of $2,865,000 Conversion of Preferred Stock