哥伦布-麦金农
CMCO

股本结构

单位：万股
公告日期 2025-10-30 2025-10-20 2025-10-30 2025-07-30 2025-07-21 2025-07-30
证券总股本 2872.83 2870.00 2872.83 2872.53 2870.00 2869.01
普通股本 2872.83 2870.00 2872.83 2872.53 2870.00 2869.01
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 2025-10-28 2025-10-20 2025-09-30 2025-07-28 2025-07-21 2025-06-30
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
2025-10-30 2872.83 未披露 定期报告 2025-10-28
2025-10-20 2870.00 未披露 定期报告 2025-10-20
2025-10-30 2872.83 未披露 定期报告 2025-09-30
2025-07-30 2872.53 未披露 定期报告 2025-07-28
2025-07-21 2870.00 未披露 定期报告 2025-07-21
2025-07-30 2869.01 未披露
更多>>
From March 31, 2025 to June 30, 2025 Restricted stock units released, 71,839 shares, net of shares withheld for minimum statutory tax obligation
2025-06-30
2025-06-30 2868.82 未披露 定期报告 2025-06-13
2025-05-28 2863.22 未披露 定期报告 2025-05-23
2025-05-28 2861.83 未披露
更多>>
From March 31, 2024 to March 31, 2025 Treasury stock purchased, (292,650) shares Restricted stock units released, 99,181 shares, net of shares withheld for minimum statutory tax obligation
2025-03-31
2025-02-10 2861.25 未披露 定期报告 2025-02-07
2025-02-10 2860.93 未披露
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From September 30, 2024 to December 31, 2024 Treasury Stock Purchase, (148,916) shares
2024-12-31
2024-10-30 2868.99 未披露 定期报告 2024-10-28
2024-10-30 2874.59 未披露
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From June 30, 2024 to September 30, 2024 Restricted stock units released, 22,723 shares, net of shares withheld for minimum statutory tax obligation Repurchase of Treasury Shares, (143,734) shares
2024-09-30
2024-07-31 2888.03 未披露 定期报告 2024-07-29
2024-07-31 2886.62 未披露
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From March 31, 2024 to June 30, 2024 Restricted stock units released, 65,071 shares, net of shares withheld for minimum statutory tax obligation
2024-06-30
2024-05-29 2885.87 未披露 定期报告 2024-05-27
2024-05-29 2879.91 未披露
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From March 31, 2023 to March 31, 2024 Stock options exercised, 62,060 shares Restricted stock units released, 125,329 shares, net of shares withheld for minimum statutory tax obligation
2024-03-31
2024-01-31 2875.60 未披露 定期报告 2024-01-29
2024-01-22 2880.00 未披露 定期报告 2024-01-22
2024-01-31 2875.57 未披露
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From September 30,2023 to December 31,2023 Restricted stock units released, 15,840 shares, net of shares withheld for minimum statutory tax obligation
2023-12-31
2023-11-01 2873.81 未披露 定期报告 2023-10-30
2023-11-01 2873.69 未披露 定期报告 2023-09-30
2023-08-02 2872.45 未披露 定期报告 2023-07-31
2023-08-02 2870.77 未披露
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From March 31, 2023 to June 30, 2023 Restricted stock units released, 87,496 shares, net of shares withheld for minimum statutory tax obligation
2023-06-30
2023-06-23 2870.12 未披露 定期报告 2023-06-20
2023-06-12 2872.62 未披露 定期报告 2023-05-30
2023-05-25 2869.09 未披露 定期报告 2023-05-23
2023-06-12 2900.00 未披露 定期报告 2023-05-18
2023-05-25 2861.17 未披露
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From March 31, 2022 to March 31, 2023 Treasury stock purchased, 31,085 shares
2023-03-31
2023-02-01 2860.88 未披露 定期报告 2023-01-30
2023-02-01 2860.83 未披露
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From September 30, 2022 to December 31, 2022 Treasury Stock Purchase, 31,085 shares
2022-12-31
2022-10-27 2862.98 未披露 定期报告 2022-10-24
2022-10-27 2862.94 未披露 定期报告 2022-09-30
2022-09-07 2862.73 未披露 定期报告 2022-08-19
2022-07-28 2861.59 未披露 定期报告 2022-07-25
2022-07-28 2858.85 未披露
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From March 31, 2022 to June 30, 2022 Restricted stock units released, 52,276 shares, net of shares withheld for minimum statutory tax obligation
2022-06-30
2022-05-25 2855.06 未披露 定期报告 2022-05-23
2022-05-25 2851.73 未披露
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From March 31, 2021 to March 31, 2022 Issuance of 4,312,500 shares of common stock in May 2021 offering at $48.00 per share, net of issuance costs of $8,340 Stock options exercised, 105,132 shares Restricted stock units released, 115,402 shares, net of shares withheld for minimum statutory tax obligation
2022-03-31
2022-01-27 2850.77 未披露 定期报告 2022-01-24
2022-01-27 2849.22 未披露
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From September 30, 2021 to December 31, 2021 Stock options exercised, 47,292 shares
2021-12-31
2021-10-28 2844.00 未披露 定期报告 2021-10-25
2021-10-28 2843.90 未披露 定期报告 2021-09-30
2021-07-29 2839.88 未披露 定期报告 2021-07-26
2021-07-29 2836.76 未披露
更多>>
From March 31, 2021 to June 30, 2021 Issuance of 4,312,500 shares of common stock in May 2021 offering at $48.00 per share, net of issuance costs of $8,340 Restricted stock units released, 58,081 shares, net of shares withheld for minimum statutory tax obligation
2021-06-30
2021-05-26 2834.07 未披露 定期报告 2021-05-24
2021-05-04 2773.54 未披露
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1.Common stock offered 3,750,000 shares. 2.The number of shares of common stock outstanding immediately following this offering that appears above is based on the 23,985,393 number of shares of common stock outstanding as of April 15, 2021.
2021-05-04
2021-04-20 2398.54 未披露 定期报告 2021-04-15
2021-05-26 2398.43 未披露
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From March 31, 2020 to March 31, 2021 Stock options exercised, 97,398 shares
2021-03-31
2021-01-28 2397.19 未披露 定期报告 2021-01-25
2021-01-28 2397.04 未披露
更多>>
From September 30, 2020 to December 31, 2020 Stock options exercised, 66,965 shares
2020-12-31
2020-10-29 2389.89 未披露 定期报告 2020-10-26
2020-10-29 2389.85 未披露 定期报告 2020-09-30
2020-07-30 2388.21 未披露 定期报告 2020-07-27
2020-07-30 2385.12 未披露
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From March 31, 2020 to June 30, 2020 Restricted stock units released, 68,369 shares, net of shares withheld for minimum statutory tax obligation
2020-06-30
2020-06-10 2382.35 未披露 定期报告 2020-06-01
2020-05-27 2378.64 未披露 定期报告 2020-05-22
2020-05-27 2377.16 未披露
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From March 31, 2019 to March 31, 2020 Stock options exercised, 296,027 shares Restricted stock units released, 82,861 shares, net of shares withheld for minimum statutory tax obligation
2020-03-31
2020-02-04 2370.00 未披露 定期报告 2020-01-31
2020-02-04 2369.94 未披露 定期报告 2019-12-31
2019-11-07 2367.43 未披露 定期报告 2019-11-04
2019-11-07 2366.05 未披露
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from June 30, 2019 to September 30, 2019 Stock options exercised, 100,482 shares
2019-09-30
2019-07-30 2362.14 未披露 定期报告 2019-07-26
2019-07-30 2353.48 未披露
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From March 31, 2019 to June 30, 2019 Stock options exercised, 102,344 shares
2019-06-30
2019-06-12 2343.86 未披露 定期报告 2019-06-03
2019-05-29 2340.38 未披露 定期报告 2019-05-17
2019-05-29 2339.11 未披露
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from March 31, 2018 to March 31, 2019 Stock options exercised, 187,907 shares
2019-03-31
2019-01-31 2335.49 未披露 定期报告 2019-01-28
2019-01-31 2335.33 未披露
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From September 30, 2018 to December 31, 2018 Restricted stock units released, 35,469 shares, net of shares withheld for minimum statutory tax obligation
2018-12-31
2018-10-30 2334.59 未披露 定期报告 2018-10-25
2018-10-30 2334.58 未披露 定期报告 2018-09-30
2018-07-31 2327.22 未披露 定期报告 2018-07-26
2018-07-31 2324.73 未披露 定期报告 2018-06-30
2018-06-12 2313.75 未披露 定期报告 2018-06-01
2018-05-30 2309.03 未披露 定期报告 2018-05-25
2018-05-30 2304.55 未披露
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From March 31, 2017 to March 31, 2018 Stock options exercised, 363,091 shares
2018-03-31
2018-02-06 2302.15 未披露 定期报告 2018-02-01
2018-02-06 2301.53 未披露 定期报告 2017-12-31
2017-10-31 2299.85 未披露 定期报告 2017-10-26
2017-10-31 2299.48 未披露 定期报告 2017-09-30
2017-08-01 2262.53 未披露 定期报告 2017-07-27
2017-08-01 2259.82 未披露 定期报告 2017-06-30
2017-05-31 2259.68 未披露 定期报告 2017-05-24
2017-04-19 2256.57 未披露 定期报告 2017-04-17
2017-05-31 2256.56 未披露
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from March 31, 2016 to March 31, 2017 Stock options exercised, 27,848 shares Issuance of 2,273,000 shares of common stock in January 2017 offering at $22.00 per share, net of issuance costs of $2,700
2017-03-31
2017-01-26 2024.77 未披露 定期报告 2017-01-24
2017-01-26 2024.71 未披露 定期报告 2016-12-31
2016-10-28 2023.44 未披露 定期报告 2016-10-26
2016-10-28 2023.27 未披露 定期报告 2016-09-30
2016-08-03 2020.47 未披露 定期报告 2016-08-01
2016-07-28 2019.56 未披露 定期报告 2016-07-26
2016-07-28 2016.45 未披露 定期报告 2016-06-30
2016-06-01 2016.40 未披露 定期报告 2016-05-27
2016-06-01 2010.99 未披露
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From March 31, 2015 to March 31, 2016 Stock options exercised, 16,033 shares
2016-03-31
2016-01-28 2010.73 未披露 定期报告 2015-12-31
2015-10-30 2010.16 未披露 定期报告 2015-10-28
2015-10-30 2009.97 未披露 定期报告 2015-09-30
2015-07-31 2006.59 未披露 定期报告 2015-07-27
2015-07-31 2005.97 未披露 定期报告 2015-06-30
2015-06-15 2007.31 未披露 定期报告 2015-06-01
2015-05-28 2006.77 未披露 定期报告 2015-05-26
2015-05-28 1998.95 未披露
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from March 31, 2014 to March 31, 2015 Stock options exercised, 87,210 shares Earned 8,369 ESOP shares
2015-03-31
2015-01-29 1996.94 未披露 定期报告 2014-12-31
2014-10-24 1995.34 未披露 定期报告 2014-10-20
2014-10-24 1995.26 未披露 定期报告 2014-09-30
2014-05-29 1983.90 未披露 定期报告 2014-05-27
2014-05-29 1979.79 未披露
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from March 31, 2013 to March 31, 2014 Stock options exercised, 229,516 shares Earned 25,611 ESOP shares Restricted stock units released, 56,203 shares, net of shares withheld for minimum statutory tax obligation
2014-03-31
2014-01-23 1970.71 未披露 定期报告 2014-01-20
2014-01-23 1970.18 未披露 定期报告 2013-12-31
2013-10-24 1965.86 未披露 定期报告 2013-09-30
2013-07-26 1962.07 未披露 定期报告 2013-07-22
2013-07-12 1961.59 未披露 定期报告 2013-07-08
2013-07-26 1958.77 未披露 定期报告 2013-06-30
2013-06-12 1955.28 未披露 定期报告 2013-06-03
2013-05-29 1947.51 未披露 定期报告 2013-05-22
2013-05-29 1947.40 未披露
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From March 31, 2012 to March 31, 2013 Stock options exercised, 39,878 shares Earned 26,480 ESOP shares
2013-03-31
2013-01-25 1943.84 未披露 定期报告 2012-12-31
2012-10-25 1943.58 未披露 定期报告 2012-10-19
2012-10-25 1943.56 未披露 定期报告 2012-09-30
2012-07-25 1937.20 未披露 定期报告 2012-07-19
2012-07-25 1937.18 未披露 定期报告 2012-06-30
2012-05-30 1934.01 未披露
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from March 31, 2011 to March 31, 2012 Stock options exercised, 171,970 shares Earned 26,872 ESOP shares
2012-03-31
2012-01-27 1930.58 未披露 定期报告 2011-12-31
2011-10-28 1931.96 未披露 定期报告 2011-09-30
2011-07-27 1919.89 未披露 定期报告 2011-06-30
2011-06-23 1918.93 未披露 定期报告 2011-06-03
2011-05-27 1916.33 未披露 定期报告 2011-04-30
2011-05-27 1908.33 未披露
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from March 31, 2010 to March 31, 2011 Earned 27,669 ESOP shares
2011-03-31
2011-01-28 1905.32 未披露 定期报告 2010-12-31
2010-10-29 1905.27 未披露 定期报告 2010-09-30
2010-05-28 1900.65 未披露
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from March 31, 2009 to March 31, 2010 Stock options exercised, 45,500 shares Earned 28,693 ESOP shares
2010-03-31
2010-01-29 1896.76 未披露 定期报告 2009-12-31
2009-11-06 1896.36 未披露 定期报告 2009-10-31
2009-08-05 1893.48 未披露 定期报告 2009-07-31
2009-07-01 1893.30 未披露 定期报告 2009-06-05
2009-06-05 1890.30 未披露 定期报告 2009-04-30
2009-06-05 1890.25 未披露
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from March 31, 2008 to March 31, 2009 Stock options exercised, 46,375 shares Earned 32,188 ESOP shares
2009-03-31
2008-05-30 1881.28 未披露 定期报告 2008-04-30
2008-05-30 1880.59 未披露
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from March 31, 2007 to March 31, 2008 Stock options exercised, 144,425 shares Earned 37,021 ESOP shares
2008-03-31
2007-05-31 1861.81 未披露 定期报告 2007-04-30
2007-05-31 1861.16 未披露
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from March 31, 2006 to March 31, 2007 Stock options exercised, 240,468 shares Earned 36,154 ESOP shares
2007-03-31
2006-06-07 1845.87 未披露 定期报告 2006-05-31
2006-06-07 1832.56 未披露
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from March 31, 2005 to March 31, 2006 Common stock issued, 3,000,000 shares Stock options exercised, 626,282 shares Earned 34,874 ESOP shares
2006-03-31
2005-06-08 1466.45 未披露 定期报告 2005-05-31
2005-06-08 1466.35 未披露
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from March 31, 2004 to March 31, 2005 Earned 35,108 ESOP shares
2005-03-31
2004-06-22 1457.64 未披露
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from March 31, 2003 to March 31, 2004 Earned 37,049 ESOP shares
2004-03-31
2003-06-30 1453.93 未披露
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from March 31, 2002 to March 31, 2003 Earned 61,003 ESOP shares
2003-03-31
2002-06-12 1447.73 未披露
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from March 31, 2001 to March 31, 2002 Earned 86,939 ESOP shares
2002-03-31
2001-06-29 1439.04 未披露
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from March 31, 2000 to March 31, 2001 Earned 101,765 ESOP shares
2001-03-31
2000-06-29 1429.02 未披露 定期报告 2000-05-31
2000-06-29 1427.08 未披露
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from March 31, 1999 to March 31, 2000 Restricted common stock granted,60,700 shares Stock options exercised,153,008 shares Earned 101,822 ESOP shares
2000-03-31
1999-06-29 1395.53 未披露
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from March 31, 1998 to March 31, 1999 Earned 96,610 ESOP shares Repurchase of 479,900 common shares by ESOP
1999-03-31
1998-06-29 1343.18 未披露 定期报告 1998-05-31
1998-06-29 1343.08 未披露
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from March 31, 1997 to March 31, 1998 Earned 101,416 ESOP shares
1998-03-31
1997-06-27 1332.94 未披露 定期报告 1997-05-31
1997-06-27 1332.19 未披露
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from March 31, 1996 to March 31, 1997 Earned 105,601 ESOP shares
1997-03-31
1997-06-27 1319.96 未披露
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from March 31, 1995 to March 31, 1996 Exchanged 850 common shares to retire preferred shares Earned 122,816 ESOP shares Issued 6,037,500 common shares under initial public offering Issued 108,375 common shares for purchase of affiliated company Repurchase of 24,582 common shares held by ESOP Restricted common stock canceled, 17,000 shares Restricted common stock granted, 14,450 shares Sold 850 common shares Canceled treasury shares Reflects a 17 to 1 stock split of the common stock effected on February 15, 1996
1996-03-31
From March 31, 2025 to June 30, 2025 Restricted stock units released, 71,839 shares, net of shares withheld for minimum statutory tax obligation
From March 31, 2024 to March 31, 2025 Treasury stock purchased, (292,650) shares Restricted stock units released, 99,181 shares, net of shares withheld for minimum statutory tax obligation
From September 30, 2024 to December 31, 2024 Treasury Stock Purchase, (148,916) shares
From June 30, 2024 to September 30, 2024 Restricted stock units released, 22,723 shares, net of shares withheld for minimum statutory tax obligation Repurchase of Treasury Shares, (143,734) shares
From March 31, 2024 to June 30, 2024 Restricted stock units released, 65,071 shares, net of shares withheld for minimum statutory tax obligation
From March 31, 2023 to March 31, 2024 Stock options exercised, 62,060 shares Restricted stock units released, 125,329 shares, net of shares withheld for minimum statutory tax obligation
From September 30,2023 to December 31,2023 Restricted stock units released, 15,840 shares, net of shares withheld for minimum statutory tax obligation
From March 31, 2023 to June 30, 2023 Restricted stock units released, 87,496 shares, net of shares withheld for minimum statutory tax obligation
From March 31, 2022 to March 31, 2023 Treasury stock purchased, 31,085 shares
From September 30, 2022 to December 31, 2022 Treasury Stock Purchase, 31,085 shares
From March 31, 2022 to June 30, 2022 Restricted stock units released, 52,276 shares, net of shares withheld for minimum statutory tax obligation
From March 31, 2021 to March 31, 2022 Issuance of 4,312,500 shares of common stock in May 2021 offering at $48.00 per share, net of issuance costs of $8,340 Stock options exercised, 105,132 shares Restricted stock units released, 115,402 shares, net of shares withheld for minimum statutory tax obligation
From September 30, 2021 to December 31, 2021 Stock options exercised, 47,292 shares
From March 31, 2021 to June 30, 2021 Issuance of 4,312,500 shares of common stock in May 2021 offering at $48.00 per share, net of issuance costs of $8,340 Restricted stock units released, 58,081 shares, net of shares withheld for minimum statutory tax obligation
1.Common stock offered 3,750,000 shares. 2.The number of shares of common stock outstanding immediately following this offering that appears above is based on the 23,985,393 number of shares of common stock outstanding as of April 15, 2021.
From March 31, 2020 to March 31, 2021 Stock options exercised, 97,398 shares
From September 30, 2020 to December 31, 2020 Stock options exercised, 66,965 shares
From March 31, 2020 to June 30, 2020 Restricted stock units released, 68,369 shares, net of shares withheld for minimum statutory tax obligation
From March 31, 2019 to March 31, 2020 Stock options exercised, 296,027 shares Restricted stock units released, 82,861 shares, net of shares withheld for minimum statutory tax obligation
from June 30, 2019 to September 30, 2019 Stock options exercised, 100,482 shares
From March 31, 2019 to June 30, 2019 Stock options exercised, 102,344 shares
from March 31, 2018 to March 31, 2019 Stock options exercised, 187,907 shares
From September 30, 2018 to December 31, 2018 Restricted stock units released, 35,469 shares, net of shares withheld for minimum statutory tax obligation
From March 31, 2017 to March 31, 2018 Stock options exercised, 363,091 shares
from March 31, 2016 to March 31, 2017 Stock options exercised, 27,848 shares Issuance of 2,273,000 shares of common stock in January 2017 offering at $22.00 per share, net of issuance costs of $2,700
From March 31, 2015 to March 31, 2016 Stock options exercised, 16,033 shares
from March 31, 2014 to March 31, 2015 Stock options exercised, 87,210 shares Earned 8,369 ESOP shares
from March 31, 2013 to March 31, 2014 Stock options exercised, 229,516 shares Earned 25,611 ESOP shares Restricted stock units released, 56,203 shares, net of shares withheld for minimum statutory tax obligation
From March 31, 2012 to March 31, 2013 Stock options exercised, 39,878 shares Earned 26,480 ESOP shares
from March 31, 2011 to March 31, 2012 Stock options exercised, 171,970 shares Earned 26,872 ESOP shares
from March 31, 2010 to March 31, 2011 Earned 27,669 ESOP shares
from March 31, 2009 to March 31, 2010 Stock options exercised, 45,500 shares Earned 28,693 ESOP shares
from March 31, 2008 to March 31, 2009 Stock options exercised, 46,375 shares Earned 32,188 ESOP shares
from March 31, 2007 to March 31, 2008 Stock options exercised, 144,425 shares Earned 37,021 ESOP shares
from March 31, 2006 to March 31, 2007 Stock options exercised, 240,468 shares Earned 36,154 ESOP shares
from March 31, 2005 to March 31, 2006 Common stock issued, 3,000,000 shares Stock options exercised, 626,282 shares Earned 34,874 ESOP shares
from March 31, 2004 to March 31, 2005 Earned 35,108 ESOP shares
from March 31, 2003 to March 31, 2004 Earned 37,049 ESOP shares
from March 31, 2002 to March 31, 2003 Earned 61,003 ESOP shares
from March 31, 2001 to March 31, 2002 Earned 86,939 ESOP shares
from March 31, 2000 to March 31, 2001 Earned 101,765 ESOP shares
from March 31, 1999 to March 31, 2000 Restricted common stock granted,60,700 shares Stock options exercised,153,008 shares Earned 101,822 ESOP shares
from March 31, 1998 to March 31, 1999 Earned 96,610 ESOP shares Repurchase of 479,900 common shares by ESOP
from March 31, 1997 to March 31, 1998 Earned 101,416 ESOP shares
from March 31, 1996 to March 31, 1997 Earned 105,601 ESOP shares
from March 31, 1995 to March 31, 1996 Exchanged 850 common shares to retire preferred shares Earned 122,816 ESOP shares Issued 6,037,500 common shares under initial public offering Issued 108,375 common shares for purchase of affiliated company Repurchase of 24,582 common shares held by ESOP Restricted common stock canceled, 17,000 shares Restricted common stock granted, 14,450 shares Sold 850 common shares Canceled treasury shares Reflects a 17 to 1 stock split of the common stock effected on February 15, 1996
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