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股本结构

单位：万股
公告日期 2024-04-15 2023-12-15 2023-09-14 2023-04-06 2023-04-06 2023-03-17
证券总股本 1073.23 933.23 929.58 929.41 842.41 837.16
普通股本 1073.23 933.23 929.58 929.41 842.41 837.16
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 2024-04-19 2023-10-31 2023-07-31 2023-04-10 2023-04-04 2023-01-31
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
2024-04-15 1073.23 未披露
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Common stock offered 1,400,000 shares by the company
2024-04-19
2023-12-15 933.23 未披露
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From July 31, 2023 to October 31, 2023 Issuance of common stock for services Issuance of common stock for prepaid services Cancellation of shares
2023-10-31
2023-09-14 929.58 未披露 定期报告 2023-07-31
2023-04-06 929.41 未披露
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Common stock offered 870,000 shares by the company
2023-04-10
2023-04-06 842.41 未披露 定期报告 2023-04-04
2023-03-17 837.16 未披露
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From October 31, 2022 to January 31, 2023 Issuance of common stock for accrued services Issuance of common stock for services Issuance of common stock for vested restricted stock unit
2023-01-31
2022-12-15 836.37 未披露 定期报告 2022-12-15
2022-12-15 834.98 未披露 定期报告 2022-10-31
2022-10-26 834.81 未披露 定期报告 2022-10-25
2022-08-15 834.98 未披露
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From April 30, 2021 to April 30, 2022 Issuance of common stock for prepaid services and accrued services Issuance of common stock and warrants, net of issuance cost Issuance of common stock for exercise of warrants Issuance of common stock for services
2022-04-30
2022-03-18 810.65 未披露
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1.Common stock offered by 625,000 shares. 2.The number of shares of common stock to be outstanding immediately after this offering is based on 7,481,464 shares of common stock outstanding as of March 15, 2022.
2022-03-18
2022-02-16 748.15 未披露
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1.Common stock offered by 384,741 shares, plus 192,370 shares of common stock issuable upon exercise of the Warrants offered in this offering. 2.The number of shares of common stock to be outstanding immediately after this offering is based on 7,096,723 shares of common stock outstanding as of February 14, 2022
2022-02-16
2021-12-14 709.67 未披露
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From July 31, 2021 to October 31, 2021 Issuance of common stock for services Issuance of common stock for accrued services
2021-10-31
2021-09-14 709.06 未披露 定期报告 2021-09-13
2021-08-09 709.55 未披露 定期报告 2021-08-04
2021-09-14 709.06 未披露
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From April 30, 2021 to July 31, 2021 Issuance of common stock for prepaid services
2021-07-31
2021-07-29 709.06 未披露 定期报告 2021-07-28
2021-07-29 706.56 未披露
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From April 30, 2020 to April 30, 2021 Issuance of preferred stock and warrants, net of issuance cost Issuance of preferred stock and common stock in connection with the Share Exchange Agreement Conversion of preferred stock into common stock Common stock issued for cash Issuance of common stock for services Issuance of common stock for prepaid services Issuance of common stock for exercise of warrants Stock-based compensation in connection with restricted common stock award grants and restricted common stock unit grants
2021-04-30
2021-03-17 705.92 未披露 定期报告 2021-03-16
2021-02-16 678.83 未披露 定期报告 2021-02-12
2021-02-01 678.83 未披露
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1.Common stock offered by the company 914,136 shares. 2.The number of shares of common stock to be outstanding immediately after this offering is based on 5,874,149 shares of common stock outstanding as of January 27, 2021.
2021-02-01
2021-03-17 586.98 未披露
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From October 31, 2020 to January 31, 2021 Conversion of preferred stock into common stock Issuance of common stock for services Issuance of common stock for prepaid services Common stock to be issued for cash Issuance of common stock for exercise of warrants
2021-01-31
2021-02-01 588.12 未披露 定期报告 2021-01-28
2021-02-01 587.41 未披露 定期报告 2021-01-27
2020-12-14 575.67 未披露 定期报告 2020-12-11
2020-12-14 366.40 102.86
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From July 31, 2020 to October 31, 2020 Issuance of preferred stock and common stock in connection with the Share Exchange Agreement Issuance of preferred stock for cash Issuance of common stock for services Issuance of common stock for exercise of warrants
2020-10-31
2020-09-23 358.61 102.86 定期报告 2020-09-18
2020-09-11 358.92 未披露 定期报告 2020-09-11
2020-09-14 358.53 102.86 定期报告 2020-09-02
2020-09-11 292.56 未披露
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From April 30, 2020 to July 31, 2020 Conversion of preferred stock into common stock Stock-based compensation in connection with restricted common stock award grants and restricted common stock unit grants
2020-07-31
2020-06-12 291.99 未披露 定期报告 2020-06-12
2020-06-09 291.99 未披露 定期报告 2020-06-09
2020-07-13 290.34 0.0057
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From April 30, 2019 to April 30, 2020 Issuance of preferred stock and warrants for cash, net of offering cost Issuance of preferred stock in connection with the Exchange Agreement Conversion of preferred stock into common stock Issuance of common stock for cash, net of offering cost Issuance of common stock to private placement agent related to sale of common stock Issuance of common stock in connection with the share exchange agreement Issuance of common stock for services Issuance of common stock for accrued services Stock-based compensation in connection with restricted common stock award grants and restricted common stock unit grants Fractional difference due to the reverse stock split
2020-04-30
2020-04-01 282.29 未披露 定期报告 2020-04-01
2020-03-31 246.57 未披露 定期报告 2020-03-27
2020-03-20 244.00 未披露
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The number of authorized shares of the Company’s common stock will remain at 200,000,000, while the number of outstanding shares will be reduced from approximately 24.4 million to 2.44 million.
2020-03-20
2020-03-12 2446.46 未披露 定期报告 2020-03-12
2020-03-12 2443.95 0.03
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from October 31, 2019 to January 31, 2020 Issuance of common stock for services Issuance of common stock for accrued services Stock-based compensation in connection with restricted common stock award grants and restricted common stock unit grants
2020-01-31
2019-12-16 2386.21 0.03
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from July 31, 2019 to October 31, 2019 Conversion of preferred stock into common stock Issuance of common stock in connection with the share exchange agreement Stock-based compensation in connection with restricted common stock award grants and restricted common stock unit grants
2019-10-31
2019-09-16 2332.24 未披露 定期报告 2019-09-13
2019-08-15 2103.65 0.06 定期报告 2019-08-06
2019-09-16 2088.86 0.06
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from April 30, 2019 to July 31, 2019 Conversion of preferred stock into common stock Issuance of common stock for services Issuance of preferred stock and warrants for cash, net of offering cost Issuance of common stock for accrued services Cancellation of common stock
2019-07-31
2019-07-26 2073.12 未披露 定期报告 2019-07-26
2019-06-20 2202.62 未披露 定期报告 2019-06-19
2019-07-26 1986.06 未披露
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from April 30, 2018 to April 30, 2019 Issuance of common stock for cash, net of offering cost Issuance of common stock for salaries Issuance of common stock for exploration expenses Issuance of common stock for services Issuance of common stock for accrued services
2019-04-30
2019-03-18 1931.00 未披露 定期报告 2019-03-18
2019-03-18 1860.08 未披露
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from April 30, 2018 to January 31, 2019 Issuance of common stock for cash, net of issuance costs Issuance of common stock for salaries Issuance of common stock for exploration expenses Issuance of common stock for services Issuance of common stock for accrued services
2019-01-31
2018-12-14 1816.37 未披露 定期报告 2018-12-14
2018-12-14 1815.17 未披露
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from April 30, 2018 to October 31, 2018 Issuance of common stock for services Issuance of common stock for accrued services
2018-10-31
2018-09-20 1863.99 未披露 定期报告 2018-09-20
2018-08-17 1762.89 未披露 定期报告 2018-08-16
2018-09-20 1761.91 未披露
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from April 30, 2018 to July 31, 2018 Issuance of common stock for services Issuance of common stock for accrued services
2018-07-31
2018-07-30 1761.91 未披露 定期报告 2018-07-30
2018-07-30 1759.06 未披露
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from April 30, 2017 to April 30, 2018 Conversion of preferred stock into common stock Issuance of preferred stock and warrants for cash Recapitalization of the Company Issuance of common stock for cash Issuance of common stock for the acquisition of mineral rights Issuance of common stock for services Issuance of common stock for prepaid services Issuance of common stock for accrued services
2018-04-30
2018-03-16 1735.21 未披露 定期报告 2018-03-16
2018-03-16 1621.04 0.31
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from May 1, 2017 to January 31, 2018 Recapitalization of the Company Issuance of common stock for cash Issuance of preferred stock and warrants for cash Issuance of common stock for the acquisition of mineral rights Issuance of common stock for services Issuance of common stock for prepaid services Conversion of preferred stock into common stock Issuance of common stock for accrued services
2018-01-31
2017-12-15 1421.17 未披露 定期报告 2017-12-14
2017-12-15 1415.68 0.45 定期报告 2017-10-31
2017-09-14 1239.97 未披露 定期报告 2017-09-13
2017-09-14 1203.58 0.82
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from April 30, 2017 to July 31, 2017 Conversion of preferred stock into common stock Merger with Dataram Corporation Shares of common stock to be issued for cash Issuance of common stock for accrued services
2017-07-31
2017-07-31 1165.47 未披露 定期报告 2017-07-27
2017-07-12 1102.93 未披露 定期报告 2017-07-10
2017-07-31 120.47 未披露
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from April 30, 2016 to May 8, 2017 Conversion of series B preferred stock to restricted common shares Issuance of series D preferred stock for cash Conversion of series D preferred stock to restricted common shares The Reverse Stock Split will be effective with The NASDAQ Capital Market (“NASDAQ”) at the open of business on May 8, 2017.As a result of the Reverse Stock Split, every four (4) shares of the Company’s pre-Reverse Stock Split common stock will be combined and reclassified into one (1) share of the Company’s common stock.
2017-05-08
2014-12-22 259.30 未披露 定期报告 2014-12-22
2014-07-29 241.05 未披露
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from April 30, 2013 to April 30, 2014 Issuance of shares and warrants under registered direct offering
2014-04-30
2013-12-16 210.47 未披露
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From April 30, 2013 to October 31, 2013 Issuance of shares under Registered Direct Offering
2013-10-31
2013-07-29 175.47 未披露
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from April 30, 2012 to April 30, 2013 Treasury stock purchased and cancelled On January 31, 2013 as reported on the NASDAQ Stock Market, adjusted for a 1 for 6 reverse stock split, for all in-the-money options outstanding and all the in-the-money shares exercisable.
2013-04-30
2013-03-22 175.56 未披露
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On January 31, 2013 as reported on the NASDAQ Stock Market, adjusted for a 1 for 6 reverse stock split, for all in-the-money options outstanding and all the in-the-money shares exercisable.
2013-01-31
2013-01-31 1052.18 未披露 定期报告 2013-01-28
2012-09-14 1070.33 未披露 定期报告 2012-09-10
2012-08-23 1052.18 未披露 定期报告 2012-08-17
2012-07-27 1070.33 未披露 定期报告 2012-07-25
2012-07-27 1065.94 未披露
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from April 30, 2011 to April 30, 2012 Issuance of shares under registered direct offering Treasury stock purchased
2012-04-30
2011-07-28 1070.33 未披露 定期报告 2011-07-22
2010-12-13 892.83 未披露 定期报告 2010-12-10
2010-07-29 891.83 未披露
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from April 30, 2009 to January 31, 2010 Issuance of 49,125 shares under stock option plans
2010-01-31
2008-07-25 886.92 未披露
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from April 30, 2007 to April 30, 2008 Issuance of 181,429 shares under stock option plans, including income tax benefit of $81
2008-04-30
2007-07-25 875.31 未披露 定期报告 2007-07-16
2007-07-25 868.78 未披露
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from April 30, 2006 to April 30, 2007 Issuance of 200,359 shares under stock option plans, including income tax benefit of $113
2007-04-30
2006-07-26 849.34 未披露 定期报告 2006-07-21
2006-07-26 848.74 未披露
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from April 30, 2005 to April 30, 2006 Issuance of 177,346 shares under stock option plans, including income tax benefit of $117 Purchase and subsequent cancellation of 51,450 shares
2006-04-30
2005-07-28 839.67 未披露 定期报告 2005-07-22
2005-07-28 836.15 未披露
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from April 30, 2004 to April 30, 2005 Issuance of 146,485 shares under stock option plans, including income tax benefit of $122 Purchase and subsequent cancellation of 311,504 shares
2005-04-30
2004-07-28 786.20 未披露 定期报告 2004-07-23
2004-07-28 852.65 未披露
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from April 30, 2003 to April 30, 2004 Issuance of 29,300 shares under stock option plans,including income tax benefit of $7
2004-04-30
2003-07-29 849.72 未披露
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from April 30, 2002 to April 30, 2003 Issuance of 166,200 shares under stock option plans, including income tax benefit of $25 Purchase and subsequent cancellation of 162,600 shares
2003-04-30
2001-07-26 853.81 未披露 定期报告 2001-07-23
2001-07-26 849.22 未披露
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from April 30, 2000 to April 30, 2001 Issuance of 301,216 shares under stock option plans, including income tax benefit of $2,690 Purchase and subsequent cancellation of 87,400 shares
2001-04-30
2000-07-28 851.54 未披露 定期报告 2000-07-21
2000-07-28 827.84 未披露
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from April 30, 1999 to April 30, 2000 Three-for-two common stock split Issuance of 740,100 shares under stock option plans, including tax benefits of $1,280,000 Purchase and subsequent cancellation of 339,104 shares
2000-04-30
1998-07-27 278.14 未披露
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from April 30, 1997 to April 30, 1998 Issuance of 39,000 shares under stock option plans Purchase and subsequent cancellation of 335,044 shares
1998-04-30
1997-07-29 305.04 未披露 定期报告 1997-07-25
1997-07-29 307.74 未披露
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from April 30, 1996 to April 30, 1997 Issuance of 19,000 shares under stock option plans Purchase and subsequent cancellation of 765,856 shares
1997-04-30
1996-07-29 353.17 未披露 定期报告 1996-07-25
1996-07-29 382.43 未披露
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from April 30, 1995 to April 30, 1996 Issuance of 32,000 shares under stock option plan
1996-04-30
1996-07-29 379.23 未披露
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from April 30, 1994 to April 30, 1995 Issuance of 61,500 shares under stock option plan Purchase and subsequent cancellation of 75,000 shares
1995-04-30
Common stock offered 1,400,000 shares by the company
From July 31, 2023 to October 31, 2023 Issuance of common stock for services Issuance of common stock for prepaid services Cancellation of shares
Common stock offered 870,000 shares by the company
From October 31, 2022 to January 31, 2023 Issuance of common stock for accrued services Issuance of common stock for services Issuance of common stock for vested restricted stock unit
From April 30, 2021 to April 30, 2022 Issuance of common stock for prepaid services and accrued services Issuance of common stock and warrants, net of issuance cost Issuance of common stock for exercise of warrants Issuance of common stock for services
1.Common stock offered by 625,000 shares. 2.The number of shares of common stock to be outstanding immediately after this offering is based on 7,481,464 shares of common stock outstanding as of March 15, 2022.
1.Common stock offered by 384,741 shares, plus 192,370 shares of common stock issuable upon exercise of the Warrants offered in this offering. 2.The number of shares of common stock to be outstanding immediately after this offering is based on 7,096,723 shares of common stock outstanding as of February 14, 2022
From July 31, 2021 to October 31, 2021 Issuance of common stock for services Issuance of common stock for accrued services
From April 30, 2021 to July 31, 2021 Issuance of common stock for prepaid services
From April 30, 2020 to April 30, 2021 Issuance of preferred stock and warrants, net of issuance cost Issuance of preferred stock and common stock in connection with the Share Exchange Agreement Conversion of preferred stock into common stock Common stock issued for cash Issuance of common stock for services Issuance of common stock for prepaid services Issuance of common stock for exercise of warrants Stock-based compensation in connection with restricted common stock award grants and restricted common stock unit grants
1.Common stock offered by the company 914,136 shares. 2.The number of shares of common stock to be outstanding immediately after this offering is based on 5,874,149 shares of common stock outstanding as of January 27, 2021.
From October 31, 2020 to January 31, 2021 Conversion of preferred stock into common stock Issuance of common stock for services Issuance of common stock for prepaid services Common stock to be issued for cash Issuance of common stock for exercise of warrants
From July 31, 2020 to October 31, 2020 Issuance of preferred stock and common stock in connection with the Share Exchange Agreement Issuance of preferred stock for cash Issuance of common stock for services Issuance of common stock for exercise of warrants
From April 30, 2020 to July 31, 2020 Conversion of preferred stock into common stock Stock-based compensation in connection with restricted common stock award grants and restricted common stock unit grants
From April 30, 2019 to April 30, 2020 Issuance of preferred stock and warrants for cash, net of offering cost Issuance of preferred stock in connection with the Exchange Agreement Conversion of preferred stock into common stock Issuance of common stock for cash, net of offering cost Issuance of common stock to private placement agent related to sale of common stock Issuance of common stock in connection with the share exchange agreement Issuance of common stock for services Issuance of common stock for accrued services Stock-based compensation in connection with restricted common stock award grants and restricted common stock unit grants Fractional difference due to the reverse stock split
The number of authorized shares of the Company’s common stock will remain at 200,000,000, while the number of outstanding shares will be reduced from approximately 24.4 million to 2.44 million.
from October 31, 2019 to January 31, 2020 Issuance of common stock for services Issuance of common stock for accrued services Stock-based compensation in connection with restricted common stock award grants and restricted common stock unit grants
from July 31, 2019 to October 31, 2019 Conversion of preferred stock into common stock Issuance of common stock in connection with the share exchange agreement Stock-based compensation in connection with restricted common stock award grants and restricted common stock unit grants
from April 30, 2019 to July 31, 2019 Conversion of preferred stock into common stock Issuance of common stock for services Issuance of preferred stock and warrants for cash, net of offering cost Issuance of common stock for accrued services Cancellation of common stock
from April 30, 2018 to April 30, 2019 Issuance of common stock for cash, net of offering cost Issuance of common stock for salaries Issuance of common stock for exploration expenses Issuance of common stock for services Issuance of common stock for accrued services
from April 30, 2018 to January 31, 2019 Issuance of common stock for cash, net of issuance costs Issuance of common stock for salaries Issuance of common stock for exploration expenses Issuance of common stock for services Issuance of common stock for accrued services
from April 30, 2018 to October 31, 2018 Issuance of common stock for services Issuance of common stock for accrued services
from April 30, 2018 to July 31, 2018 Issuance of common stock for services Issuance of common stock for accrued services
from April 30, 2017 to April 30, 2018 Conversion of preferred stock into common stock Issuance of preferred stock and warrants for cash Recapitalization of the Company Issuance of common stock for cash Issuance of common stock for the acquisition of mineral rights Issuance of common stock for services Issuance of common stock for prepaid services Issuance of common stock for accrued services
from May 1, 2017 to January 31, 2018 Recapitalization of the Company Issuance of common stock for cash Issuance of preferred stock and warrants for cash Issuance of common stock for the acquisition of mineral rights Issuance of common stock for services Issuance of common stock for prepaid services Conversion of preferred stock into common stock Issuance of common stock for accrued services
from April 30, 2017 to July 31, 2017 Conversion of preferred stock into common stock Merger with Dataram Corporation Shares of common stock to be issued for cash Issuance of common stock for accrued services
from April 30, 2016 to May 8, 2017 Conversion of series B preferred stock to restricted common shares Issuance of series D preferred stock for cash Conversion of series D preferred stock to restricted common shares The Reverse Stock Split will be effective with The NASDAQ Capital Market (“NASDAQ”) at the open of business on May 8, 2017.As a result of the Reverse Stock Split, every four (4) shares of the Company’s pre-Reverse Stock Split common stock will be combined and reclassified into one (1) share of the Company’s common stock.
from April 30, 2013 to April 30, 2014 Issuance of shares and warrants under registered direct offering
From April 30, 2013 to October 31, 2013 Issuance of shares under Registered Direct Offering
from April 30, 2012 to April 30, 2013 Treasury stock purchased and cancelled On January 31, 2013 as reported on the NASDAQ Stock Market, adjusted for a 1 for 6 reverse stock split, for all in-the-money options outstanding and all the in-the-money shares exercisable.
On January 31, 2013 as reported on the NASDAQ Stock Market, adjusted for a 1 for 6 reverse stock split, for all in-the-money options outstanding and all the in-the-money shares exercisable.
from April 30, 2011 to April 30, 2012 Issuance of shares under registered direct offering Treasury stock purchased
from April 30, 2009 to January 31, 2010 Issuance of 49,125 shares under stock option plans
from April 30, 2007 to April 30, 2008 Issuance of 181,429 shares under stock option plans, including income tax benefit of $81
from April 30, 2006 to April 30, 2007 Issuance of 200,359 shares under stock option plans, including income tax benefit of $113
from April 30, 2005 to April 30, 2006 Issuance of 177,346 shares under stock option plans, including income tax benefit of $117 Purchase and subsequent cancellation of 51,450 shares
from April 30, 2004 to April 30, 2005 Issuance of 146,485 shares under stock option plans, including income tax benefit of $122 Purchase and subsequent cancellation of 311,504 shares
from April 30, 2003 to April 30, 2004 Issuance of 29,300 shares under stock option plans,including income tax benefit of $7
from April 30, 2002 to April 30, 2003 Issuance of 166,200 shares under stock option plans, including income tax benefit of $25 Purchase and subsequent cancellation of 162,600 shares
from April 30, 2000 to April 30, 2001 Issuance of 301,216 shares under stock option plans, including income tax benefit of $2,690 Purchase and subsequent cancellation of 87,400 shares
from April 30, 1999 to April 30, 2000 Three-for-two common stock split Issuance of 740,100 shares under stock option plans, including tax benefits of $1,280,000 Purchase and subsequent cancellation of 339,104 shares
from April 30, 1997 to April 30, 1998 Issuance of 39,000 shares under stock option plans Purchase and subsequent cancellation of 335,044 shares
from April 30, 1996 to April 30, 1997 Issuance of 19,000 shares under stock option plans Purchase and subsequent cancellation of 765,856 shares
from April 30, 1995 to April 30, 1996 Issuance of 32,000 shares under stock option plan
from April 30, 1994 to April 30, 1995 Issuance of 61,500 shares under stock option plan Purchase and subsequent cancellation of 75,000 shares