Collegium
COLL

股本结构

单位：万股
公告日期 2025-11-06 2025-11-06 2025-08-07 2025-08-07 2025-05-08 2025-03-28
证券总股本 3161.10 3160.09 3150.21 3154.93 3214.22 3213.18
普通股本 3161.10 3160.09 3150.21 3154.93 3214.22 3213.18
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 2025-10-31 2025-09-30 2025-07-31 2025-06-30 2025-04-30 2025-03-25
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
2025-11-06 3161.10 未披露 定期报告 2025-10-31
2025-11-06 3160.09 未披露
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From June 30, 2025 to September 30, 2025 Exercise of common stock options Issuance for employee stock purchase plan Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs Share repurchases from ASR agreement
2025-09-30
2025-08-07 3150.21 未披露 定期报告 2025-07-31
2025-08-07 3154.93 未披露
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From March 31, 2025 to June 30, 2025 Exercise of common stock options Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs Share repurchases from Accelerated Share Repurchase ("ASR") agreement
2025-06-30
2025-05-08 3214.22 未披露 定期报告 2025-04-30
2025-03-28 3213.18 未披露 定期报告 2025-03-25
2025-02-27 3148.55 未披露 定期报告 2025-01-31
2025-02-27 3144.02 未披露
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From December 31, 2023 to December 31, 2024 Exercise of common stock options Issuance for employee stock purchase plan Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs Share repurchases
2024-12-31
2024-11-07 3225.02 未披露 定期报告 2024-10-31
2024-11-07 3223.00 未披露
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From June 30, 2024 to September 30, 2024 Shares withheld for employee taxes upon vesting of RSUs and PSUs Vesting of RSUs and PSUs Issuance for employee stock purchase plan Exercise of common stock options Share repurchases from Accelerated Share Repurchase (ASR") agreement"
2024-09-30
2024-08-08 3221.38 未披露 定期报告 2024-07-31
2024-08-08 3231.96 未披露
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From March 31, 2024 to June 30, 2024 Exercise of common stock options Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs Share repurchases from ASR agreement
2024-06-30
2024-05-09 3271.53 未披露 定期报告 2024-04-30
2024-04-05 3270.57 未披露 定期报告 2024-03-27
2024-02-22 3195.98 未披露 定期报告 2024-01-31
2024-02-22 3186.85 未披露
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From December 31, 2022 to December 31, 2023 Exercise of common stock options Issuance for employee stock purchase plan Share repurchases Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs
2023-12-31
2023-11-07 3261.09 未披露 定期报告 2023-10-31
2023-11-07 3306.19 未披露
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From June 30, 2023 to September 30, 2023 Exercise of common stock options Issuance for employee stock purchase plan Share repurchases from Accelerated Share Repurchase ("ASR") agreement Shares withheld for employee taxes upon vesting of RSUs and PSUs Vesting of RSUs and PSUs
2023-09-30
2023-08-03 3473.41 未披露 定期报告 2023-07-31
2023-08-03 3471.76 未披露
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From March 31, 2023 to June 30, 2023 Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs Exercise of common stock options
2023-06-30
2023-05-04 3459.48 未披露 定期报告 2023-04-30
2023-05-04 3458.10 未披露
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From December 31, 2022 to March 31, 2023 Exercise of common stock options Issuance for employee stock purchase plan Shares withheld for employee taxes upon vesting of RSUs and PSUs Vesting of RSUs and PSUs
2023-03-31
2023-02-23 3406.66 未披露 定期报告 2023-01-31
2023-02-23 3384.89 未披露
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From December 31, 2021 to December 31, 2022 Shares withheld for employee taxes upon vesting of RSUs and PSUs Exercise of warrant Vesting of RSUs and PSUs Exercise of common stock options Issuance for employee stock purchase plan Share repurchases
2022-12-31
2022-11-03 3357.19 未披露 定期报告 2022-10-31
2022-11-03 3377.52 未披露
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From June 30, 2022 to September 30, 2022 Exercise of common stock options Issuance for employee stock purchase plan Share repurchases Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs
2022-09-30
2022-08-04 3412.62 未披露 定期报告 2022-07-31
2022-08-04 3411.00 未披露
更多>>
From March 31, 2022 to June 30, 2022 Exercise of common stock options Shares withheld for employee taxes upon vesting of RSUs and PSUs Vesting of RSUs and PSUs
2022-06-30
2022-05-10 3397.33 未披露 定期报告 2022-04-30
2022-05-10 3392.31 未披露
更多>>
From December 31, 2021 to March 31, 2022 Exercise of common stock options Issuance for employee stock purchase plan Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs Share repurchases from Accelerated Share Repurchase ("ASR") agreement
2022-03-31
2022-02-24 3337.78 未披露 定期报告 2022-01-31
2022-02-24 3365.54 未披露
更多>>
From December 31, 2020 to December 31, 2021 Exercise of common stock options Issuance for employee stock purchase plan Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs Share repurchases
2021-12-31
2021-11-04 3456.87 未披露 定期报告 2021-10-31
2021-11-04 3479.72 未披露
更多>>
From June 30, 2021 to September 30, 2021 Exercise of common stock options Issuance for employee stock purchase plan Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs Share repurchases
2021-09-30
2021-08-05 3556.45 未披露 定期报告 2021-07-31
2021-08-05 3552.39 未披露
更多>>
From March 31, 2021 to June 30, 2021 Exercise of common stock options Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs
2021-06-30
2021-05-06 3524.76 未披露 定期报告 2021-04-30
2021-05-06 3520.38 未披露 定期报告 2021-03-31
2021-02-25 3475.63 未披露 定期报告 2021-01-31
2021-02-25 3461.21 未披露
更多>>
From December 31,2019 to December 31,2020 Issuance for employee stock purchase plan Exercise of common stock options Vesting of RSUs Shares withheld for employee taxes upon vesting of RSUs
2020-12-31
2020-11-05 3458.23 未披露 定期报告 2020-10-31
2020-11-05 3457.71 未披露
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From June 30, 2020 to September 30, 2020 Issuance for employee stock purchase plan Exercise of common stock options Vesting of RSUs Shares withheld for employee taxes upon vesting of RSUs
2020-09-30
2020-08-05 3452.57 未披露 定期报告 2020-07-31
2020-08-05 3449.43 未披露
更多>>
From March 31, 2020 to June 30, 2020 Exercise of common stock options Vesting of RSUs Shares withheld for employee taxes upon vesting of RSUs
2020-06-30
2020-05-07 3433.60 未披露 定期报告 2020-04-30
2020-05-07 3430.60 未披露
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From December 31, 2019 to March 31, 2020 Exercise of common stock options Issuance for employee stock purchase plan Vesting of restricted stock units ("RSUs") Shares withheld for employee taxes upon vesting of RSUs
2020-03-31
2020-03-16 3426.26 未披露 定期报告 2020-03-01
2020-02-27 3405.09 未披露 定期报告 2020-01-31
2020-02-27 3367.88 未披露
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From December 31, 2018 to December 31, 2019 Exercise of common stock options Issuance for employee stock purchase plan Vesting of RSUs Shares withheld for employee taxes upon vesting of RSUs
2019-12-31
2019-11-06 3352.71 未披露 定期报告 2019-10-31
2019-11-06 3352.39 未披露
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from June 30, 2019 to September 30, 2019 Exercise of common stock options Issuance for employee stock purchase plan Vesting of RSUs Shares withheld for employee taxes upon vesting of RSUs
2019-09-30
2019-08-07 3347.05 未披露 定期报告 2019-07-31
2019-08-07 3341.66 未披露
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From March 31, 2019 to June 30, 2019 Exercise of common stock options Vesting of RSUs Shares withheld for employee taxes upon vesting of RSUs
2019-06-30
2019-05-08 3338.67 未披露 定期报告 2019-04-30
2019-05-08 3338.51 未披露
更多>>
from December 31, 2018 to March 31, 2019 Exercise of common stock options Issuance for employee stock purchase plan Vesting of restricted stock units ("RSUs") Shares withheld for employee taxes upon vesting of RSUs
2019-03-31
2019-03-15 3337.20 未披露 定期报告 2019-03-11
2019-02-27 3330.50 未披露 定期报告 2019-01-31
2019-02-27 3326.56 未披露
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From December 31, 2017 to December 31, 2018 Exercise of common stock options Issuance for employee stock purchase plan Vesting of RSUs Shares withheld for employee taxes upon vesting of RSUs
2018-12-31
2018-11-08 3324.75 未披露 定期报告 2018-10-31
2018-11-08 3324.50 未披露 定期报告 2018-09-30
2018-08-08 3322.17 未披露 定期报告 2018-07-31
2018-08-08 3317.99 未披露 定期报告 2018-06-30
2018-05-09 3304.41 未披露 定期报告 2018-04-30
2018-05-09 3302.76 未披露 定期报告 2018-03-31
2018-03-07 3299.39 未披露 定期报告 2018-03-01
2018-03-07 3277.07 未披露
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From December 31, 2016 to December 31, 2017 Exercise of common stock options Issuance for employee stock purchase plan Vesting of restricted stock units Shares withheld for employee taxes upon vesting of restricted stock units Public offerings of common stock, net of issuance costs of $1,253
2017-12-31
2017-11-08 3256.23 未披露 定期报告 2017-10-31
2017-11-08 3076.51 未披露
更多>>
From December 31, 2016 to September 30, 2017 Exercise of common stock options Issuance for employee stock purchase plan Vesting of restricted stock units Shares withheld for employee taxes upon vesting of restricted stock units Issuance of common stock resulting from at-the-market transactions, net of issuance costs of $507
2017-09-30
2017-08-09 2956.70 未披露 定期报告 2017-07-28
2017-08-09 2956.54 未披露
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From December 31, 2016 to June 30, 2017 Exercise of common stock options Issuance for employee stock purchase plan Vesting of restricted stock units Shares withheld for employee taxes upon vesting of restricted stock units
2017-06-30
2017-05-10 2945.86 未披露
更多>>
From December 31, 2016 to March 31, 2017 Exercise of common stock options Issuance for employee stock purchase plan Vesting of restricted stock units Shares withheld for employee taxes upon vesting of restricted stock units
2017-03-31
2017-03-10 2944.86 未披露 定期报告 2017-03-01
2017-03-10 2936.41 未披露
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From December 31, 2015 to December 31, 2016 Exercise of common stock options Issuance for employee stock purchase plan Public offerings of common stock, net of issuance costs of $845
2016-12-31
2016-11-10 2861.06 未披露 定期报告 2016-10-31
2016-11-10 2358.90 未披露
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From December 31, 2015 to September 30, 2016 Public offering of common stock, net of issuance costs of $526 Exercise of common stock options Issuance for employee stock purchase plan
2016-09-30
2016-08-11 2352.84 未披露 定期报告 2016-07-30
2016-08-11 2352.81 未披露
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from January 1, 2016 to June 30, 2016 Public offering of common stock, net of issuance costs of $526 Exercise of common stock options
2016-06-30
2016-05-11 2352.75 未披露 定期报告 2016-05-06
2016-04-29 2351.16 未披露 定期报告 2016-04-20
2016-05-11 2351.31 未披露
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from January 1, 2016 to March 31, 2016 Public offering of common stock, net of issuance costs of $526 Exercise of common stock options
2016-03-31
2016-03-18 2350.73 未披露 定期报告 2016-03-04
2016-03-18 2073.94 未披露
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From December 31, 2014 to December 31, 2015 Conversion of preferred stock to common stock Initial Public Offering, net of issuance costs of $2,408 Issuance of common stock in payment of Series D accrued dividends Issuance of restricted stock awards to employees Exercise of common stock options Exercise of warrants Issuance of Series D convertible redeemable preferred stock, net of issuance costs of $193 Conversion of notes to Series D convertible redeemable preferred stock A 1 for 6.9 reverse stock split of our common stock effected on April 24, 2015
2015-12-31
2015-12-18 2073.22 未披露 定期报告 2015-12-01
2015-11-12 2068.89 未披露 定期报告 2015-10-31
2015-11-12 2068.78 未披露 定期报告 2015-09-30
2015-08-12 2068.78 未披露 定期报告 2015-07-31
2015-08-12 2068.78 未披露
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In connection with the closing of the IPO, all of the Company’s outstanding convertible preferred stock automatically converted to common stock in May 2015, resulting in an additional 12,591,456 shares of common stock of the Company becoming outstanding.
2015-06-30
2015-06-22 2066.56 未披露 定期报告 2015-06-12
2015-05-07 1970.79 未披露
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1. a 1 for 6.9 reverse stock split of our common stock effected on April 24, 2015;
2015-05-07
2015-06-22 112.18 4521.46 定期报告 2015-03-31
2015-04-02 100.62 4521.46
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From December 31, 2013 to December 31, 2014 Accruals of dividends and accretion to redemption value Issuance of restricted stock awards to employees Exercise of common stock options
2014-12-31
From June 30, 2025 to September 30, 2025 Exercise of common stock options Issuance for employee stock purchase plan Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs Share repurchases from ASR agreement
From March 31, 2025 to June 30, 2025 Exercise of common stock options Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs Share repurchases from Accelerated Share Repurchase ("ASR") agreement
From December 31, 2023 to December 31, 2024 Exercise of common stock options Issuance for employee stock purchase plan Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs Share repurchases
From June 30, 2024 to September 30, 2024 Shares withheld for employee taxes upon vesting of RSUs and PSUs Vesting of RSUs and PSUs Issuance for employee stock purchase plan Exercise of common stock options Share repurchases from Accelerated Share Repurchase (ASR") agreement"
From March 31, 2024 to June 30, 2024 Exercise of common stock options Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs Share repurchases from ASR agreement
From December 31, 2022 to December 31, 2023 Exercise of common stock options Issuance for employee stock purchase plan Share repurchases Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs
From June 30, 2023 to September 30, 2023 Exercise of common stock options Issuance for employee stock purchase plan Share repurchases from Accelerated Share Repurchase ("ASR") agreement Shares withheld for employee taxes upon vesting of RSUs and PSUs Vesting of RSUs and PSUs
From March 31, 2023 to June 30, 2023 Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs Exercise of common stock options
From December 31, 2022 to March 31, 2023 Exercise of common stock options Issuance for employee stock purchase plan Shares withheld for employee taxes upon vesting of RSUs and PSUs Vesting of RSUs and PSUs
From December 31, 2021 to December 31, 2022 Shares withheld for employee taxes upon vesting of RSUs and PSUs Exercise of warrant Vesting of RSUs and PSUs Exercise of common stock options Issuance for employee stock purchase plan Share repurchases
From June 30, 2022 to September 30, 2022 Exercise of common stock options Issuance for employee stock purchase plan Share repurchases Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs
From March 31, 2022 to June 30, 2022 Exercise of common stock options Shares withheld for employee taxes upon vesting of RSUs and PSUs Vesting of RSUs and PSUs
From December 31, 2021 to March 31, 2022 Exercise of common stock options Issuance for employee stock purchase plan Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs Share repurchases from Accelerated Share Repurchase ("ASR") agreement
From December 31, 2020 to December 31, 2021 Exercise of common stock options Issuance for employee stock purchase plan Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs Share repurchases
From June 30, 2021 to September 30, 2021 Exercise of common stock options Issuance for employee stock purchase plan Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs Share repurchases
From March 31, 2021 to June 30, 2021 Exercise of common stock options Vesting of RSUs and PSUs Shares withheld for employee taxes upon vesting of RSUs and PSUs
From December 31,2019 to December 31,2020 Issuance for employee stock purchase plan Exercise of common stock options Vesting of RSUs Shares withheld for employee taxes upon vesting of RSUs
From June 30, 2020 to September 30, 2020 Issuance for employee stock purchase plan Exercise of common stock options Vesting of RSUs Shares withheld for employee taxes upon vesting of RSUs
From March 31, 2020 to June 30, 2020 Exercise of common stock options Vesting of RSUs Shares withheld for employee taxes upon vesting of RSUs
From December 31, 2019 to March 31, 2020 Exercise of common stock options Issuance for employee stock purchase plan Vesting of restricted stock units ("RSUs") Shares withheld for employee taxes upon vesting of RSUs
From December 31, 2018 to December 31, 2019 Exercise of common stock options Issuance for employee stock purchase plan Vesting of RSUs Shares withheld for employee taxes upon vesting of RSUs
from June 30, 2019 to September 30, 2019 Exercise of common stock options Issuance for employee stock purchase plan Vesting of RSUs Shares withheld for employee taxes upon vesting of RSUs
From March 31, 2019 to June 30, 2019 Exercise of common stock options Vesting of RSUs Shares withheld for employee taxes upon vesting of RSUs
from December 31, 2018 to March 31, 2019 Exercise of common stock options Issuance for employee stock purchase plan Vesting of restricted stock units ("RSUs") Shares withheld for employee taxes upon vesting of RSUs
From December 31, 2017 to December 31, 2018 Exercise of common stock options Issuance for employee stock purchase plan Vesting of RSUs Shares withheld for employee taxes upon vesting of RSUs
From December 31, 2016 to December 31, 2017 Exercise of common stock options Issuance for employee stock purchase plan Vesting of restricted stock units Shares withheld for employee taxes upon vesting of restricted stock units Public offerings of common stock, net of issuance costs of $1,253
From December 31, 2016 to September 30, 2017 Exercise of common stock options Issuance for employee stock purchase plan Vesting of restricted stock units Shares withheld for employee taxes upon vesting of restricted stock units Issuance of common stock resulting from at-the-market transactions, net of issuance costs of $507
From December 31, 2016 to June 30, 2017 Exercise of common stock options Issuance for employee stock purchase plan Vesting of restricted stock units Shares withheld for employee taxes upon vesting of restricted stock units
From December 31, 2016 to March 31, 2017 Exercise of common stock options Issuance for employee stock purchase plan Vesting of restricted stock units Shares withheld for employee taxes upon vesting of restricted stock units
From December 31, 2015 to December 31, 2016 Exercise of common stock options Issuance for employee stock purchase plan Public offerings of common stock, net of issuance costs of $845
From December 31, 2015 to September 30, 2016 Public offering of common stock, net of issuance costs of $526 Exercise of common stock options Issuance for employee stock purchase plan
from January 1, 2016 to June 30, 2016 Public offering of common stock, net of issuance costs of $526 Exercise of common stock options
from January 1, 2016 to March 31, 2016 Public offering of common stock, net of issuance costs of $526 Exercise of common stock options
From December 31, 2014 to December 31, 2015 Conversion of preferred stock to common stock Initial Public Offering, net of issuance costs of $2,408 Issuance of common stock in payment of Series D accrued dividends Issuance of restricted stock awards to employees Exercise of common stock options Exercise of warrants Issuance of Series D convertible redeemable preferred stock, net of issuance costs of $193 Conversion of notes to Series D convertible redeemable preferred stock A 1 for 6.9 reverse stock split of our common stock effected on April 24, 2015
In connection with the closing of the IPO, all of the Company’s outstanding convertible preferred stock automatically converted to common stock in May 2015, resulting in an additional 12,591,456 shares of common stock of the Company becoming outstanding.
1. a 1 for 6.9 reverse stock split of our common stock effected on April 24, 2015;
From December 31, 2013 to December 31, 2014 Accruals of dividends and accretion to redemption value Issuance of restricted stock awards to employees Exercise of common stock options
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