Air Methods
AIRM

股本结构

单位：万股
公告日期 2017-03-01 2017-03-01 2016-11-04 2016-08-05 2016-08-05 2016-05-06
证券总股本 3643.20 3640.15 3639.15 3808.54 3807.22 3836.79
普通股本 3643.20 3640.15 3639.15 3808.54 3807.22 3836.79
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 2017-02-23 2016-12-31 2016-09-30 2016-07-29 2016-06-30 2016-04-29
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
2017-03-01 3643.20 未披露 定期报告 2017-02-23
2017-03-01 3640.15 未披露
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from December 31, 2015 to December 31, 2016 Issuance of common shares for options Stock-based compensation Forfeiture of unvested restricted shares and related dividends Unvested restricted stock grants Purchase of treasury shares
2016-12-31
2016-11-04 3639.15 未披露
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From January 1, 2016 to September 30, 2016 Issuance of common stock for options exercised Stock-based compensation Purchase of common stock
2016-09-30
2016-08-05 3808.54 未披露 定期报告 2016-07-29
2016-08-05 3807.22 未披露
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From January 1, 2016 to June 30, 2016 Issuance of common shares for options exercised Stock-based compensation Purchase of treasury shares
2016-06-30
2016-05-06 3836.79 未披露 定期报告 2016-04-29
2016-04-29 3968.14 未披露 定期报告 2016-04-06
2016-05-06 3874.99 未披露
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From January 1, 2016 to March 31, 2016 Issuance of common shares for options exercised Stock-based compensation Purchase of treasury shares
2016-03-31
2016-02-26 3877.84 未披露 定期报告 2016-02-19
2016-02-26 3900.30 未披露
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From December 31, 2014 to December 31, 2015 Issuance of common shares for options Stock-based compensation Forfeiture of unvested restricted shares and related dividends Unvested restricted stock grants Purchase of treasury shares
2015-12-31
2015-11-06 3930.27 未披露
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from January 1, 2015 to September 30, 2015 Issuance of common shares for options exercised Stock-based compensation
2015-09-30
2015-08-07 3929.35 未披露 定期报告 2015-07-31
2015-08-07 3927.83 未披露
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from January 1, 2015 to June 30, 2015 Issuance of common shares for options exercised Stock-based compensation
2015-06-30
2015-05-08 3926.66 未披露 定期报告 2015-05-01
2015-05-08 3926.40 未披露
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from January 1, 2015 to March 31, 2015 Issuance of common shares for options exercised Stock-based compensation
2015-03-31
2015-02-27 3926.40 未披露 定期报告 2015-02-20
2015-02-27 3922.89 未披露
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from December 31,2013 to December 31,2014 Issuance of common shares for options Forfeiture of unvested restricted shares and related dividends Unvested restricted stock grants
2014-12-31
2014-11-07 3920.54 未披露
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from January 1, 2014 to September 30, 2014 Issuance of common shares for options exercised Stock-based compensation
2014-09-30
2014-08-08 3915.14 未披露
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from March 31, 2014 to June 30, 2014 Issuance of common shares for options exercised Stock-based compensation
2014-06-30
2014-05-09 3915.14 未披露 定期报告 2014-05-02
2014-04-30 3915.04 未披露 定期报告 2014-04-24
2014-05-09 3914.84 未披露
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from January 1, 2014 to March 31, 2014 Issuance of common shares for options exercised Stock-based compensation
2014-03-31
2014-03-03 3910.71 未披露 定期报告 2014-02-21
2014-03-03 3906.44 未披露
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from December 31,2012 to December 31,2013 Issuance of common shares for options Stock-based compensation Forfeiture of unvested restricted shares and related dividends Unvested restricted stock grants
2013-12-31
2013-12-30 3935.14 未披露 定期报告 2013-12-23
2013-11-08 3904.00 未披露 定期报告 2013-11-01
2013-11-08 3901.41 未披露
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from January 1, 2013 to September 30, 2013 Issuance of common shares for options exercised Stock-based compensation
2013-09-30
2013-08-09 3889.11 未披露
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from January 1, 2013 to June 30, 2013 Issuance of common shares for options exercised Stock-based compensation
2013-06-30
2013-05-10 3888.09 未披露 定期报告 2013-05-03
2013-04-29 3887.99 未披露 定期报告 2013-04-17
2013-05-10 3887.65 未披露
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from January 1, 2013 to March 31, 2013 Stock-based compensation Tax benefit from exercise of stock options
2013-03-31
2013-03-01 3881.59 未披露 定期报告 2013-02-22
2013-03-01 3876.15 未披露
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from December 31, 2011 to December 31, 2012 Issuance of common shares for options Stock-based compensation Forfeiture of unvested restricted shares Unvested restricted stock grants
2012-12-31
2012-11-02 1290.68 未披露 定期报告 2012-10-22
2012-11-09 1290.62 未披露
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from January 1, 2012 to September 30, 2012 Issuance of common shares for options exercised Stock-based compensation
2012-09-30
2012-08-03 1288.48 未披露
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from January 1, 2012 to June 30, 2012 Issuance of common shares for options exercised Stock-based compensation
2012-06-30
2012-05-04 1283.12 未披露 定期报告 2012-04-27
2012-05-04 1283.06 未披露
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from January 1, 2012 to March 31, 2012 Issuance of common shares for options exercised Stock-based compensation
2012-03-31
2012-02-29 1260.18 未披露 定期报告 2012-02-22
2012-02-29 1273.96 未披露
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from December 31, 2010 to December 31, 2011 Issuance of common shares for options Stock-based compensation Unvested restricted stock
2011-12-31
2011-11-09 1270.82 未披露 定期报告 2011-09-30
2011-08-05 1268.12 未披露
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from January 1, 2011 to June 30, 2011 Issuance of common shares for options exercised Stock-based compensation
2011-06-30
2011-06-17 1264.01 未披露 定期报告 2011-06-14
2011-05-06 1265.62 未披露 定期报告 2011-04-29
2011-05-06 1264.17 未披露
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Issuance of common shares for options exercised Stock-based compensation
2011-03-31
2011-03-11 1260.18 未披露 定期报告 2011-03-04
2011-03-11 1260.10 未披露
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Issuance of common shares for options Forfeiture of unvested restricted shares
2010-12-31
2010-11-05 1253.76 未披露 定期报告 2010-10-22
2010-11-05 1253.31 未披露
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Issuance of common shares for options exercised Stock-based compensation
2010-09-30
2010-08-06 1246.75 未披露
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Issuance of common shares for options exercised Stock-based compensation
2010-06-30
2010-05-07 1246.41 未披露
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Issuance of common shares for options exercised Stock-based compensation
2010-03-31
2010-03-12 1245.17 未披露 定期报告 2010-03-05
2010-03-12 1245.96 未披露
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from December 31, 2008 to December 31, 2009 Issuance of common shares for options Retirement of treasury shares
2009-12-31
2009-03-12 1209.71 未披露 定期报告 2009-02-27
2009-03-12 1205.68 未披露
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from December 31, 2007 to December 31, 2008 Issuance of common shares for options and warrants exercised Stock-based compensation Unvested restricted stock Purchase of treasury shares
2008-12-31
2008-03-14 1215.19 未披露 定期报告 2008-02-29
2008-03-14 1213.69 未披露
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from December 31, 2006 to December 31, 2007 Issuance of common shares for options and warrants exercised
2007-12-31
2007-03-09 1187.46 未披露
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from DECEMBER 31, 2005 to DECEMBER 31, 2006 Issuance of common shares for options and warrants exercised
2006-12-31
2006-03-16 1161.56 未披露 定期报告 2006-02-24
2006-03-16 1160.56 未披露
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from DECEMBER 31, 2004 to DECEMBER 31, 2005 Issuance of common shares for options and warrants exercised Purchase of treasury shares Retirement of treasury shares
2005-12-31
2005-03-16 1100.00 未披露 定期报告 2005-03-01
2005-03-16 1099.33 未披露
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from DECEMBER 31, 2003 to DECEMBER 31, 2004 Issuance of common shares for options and warrants exercised Purchase of treasury shares Retirement of treasury shares
2004-12-31
2004-03-30 1083.93 未披露 定期报告 2004-03-22
2004-03-30 1081.76 未披露
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from DECEMBER 31, 2002 to DECEMBER 31, 2003 Issuance of common shares in private offering, net of syndication costs of $745 Issuance of common shares for options exercised and services rendered Purchase of treasury shares Retirement of treasury shares
2003-12-31
2003-03-31 955.41 未披露 定期报告 2003-03-21
2003-03-31 947.30 未披露
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from DECEMBER 31, 2001 to DECEMBER 31, 2002 Issuance of common shares for options and warrants exercised and services rendered Retirement of treasury shares Purchase of treasury shares
2002-12-31
2002-03-29 890.61 未披露 定期报告 2002-03-15
2002-03-29 858.20 未披露
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from DECEMBER 31, 2000 to DECEMBER 31, 2001 Issuance of common shares for options and warrants exercised and services rendered Purchase of treasury shares Retirement of treasury shares
2001-12-31
2001-03-30 839.40 未披露 定期报告 2001-03-09
2001-03-30 838.29 未披露
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from DECEMBER 31, 1999 to DECEMBER 31, 2000 Issuance of common shares for options exercised and services rendered Purchase of treasury shares
2000-12-31
2000-03-17 827.12 未披露 定期报告 2000-02-15
2000-03-17 825.10 未披露
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from December 31, 1998 to December 31, 1999 Issuance of common shares for options exercised and services rendered Purchase of treasury shares
1999-12-31
1999-03-31 823.07 未披露
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from December 31, 1997 to December 31, 1998 Issuance of common shares for options exercised and services rendered Purchase of treasury shares
1998-12-31
1998-03-31 816.35 未披露 定期报告 1998-03-13
1998-03-31 814.81 未披露
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from DECEMBER 31, 1996 to DECEMBER 31, 1997 Issuance of common shares for options exercised
1997-12-31
1997-03-19 811.57 未披露 定期报告 1997-03-10
1997-03-19 811.02 未披露
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from DECEMBER 31, 1995 to DECEMBER 31, 1996 Issuance of common shares for options exercised and services rendered Retirement of common shares
1996-12-31
1996-03-28 807.79 未披露
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from DECEMBER 31, 1994 to DECEMBER 31, 1995 Issuance of common shares for options exercised and services rendered
1995-12-31
1995-06-27 807.50 未披露 定期报告 1995-06-15
1995-06-27 802.62 未披露
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from JUNE 30, 1994 to DECEMBER 31, 1994 Issuance of common shares for options exercised and services rendered
1994-12-31
1995-06-27 801.59 未披露
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from JUNE 30, 1993 to JUNE 30, 1994 Issuance of common shares for options exercised and services rendered Issuance of common shares for warrants exercised, net of solicitation costs of $429 Issuance of common shares in private offering Issuance of common shares in acquisition Cancellation of treasury shares In-kind tax withholding elected by employees under the Restricted Stock Plan
1994-06-30
from December 31, 2015 to December 31, 2016 Issuance of common shares for options Stock-based compensation Forfeiture of unvested restricted shares and related dividends Unvested restricted stock grants Purchase of treasury shares
From January 1, 2016 to September 30, 2016 Issuance of common stock for options exercised Stock-based compensation Purchase of common stock
From January 1, 2016 to June 30, 2016 Issuance of common shares for options exercised Stock-based compensation Purchase of treasury shares
From January 1, 2016 to March 31, 2016 Issuance of common shares for options exercised Stock-based compensation Purchase of treasury shares
From December 31, 2014 to December 31, 2015 Issuance of common shares for options Stock-based compensation Forfeiture of unvested restricted shares and related dividends Unvested restricted stock grants Purchase of treasury shares
from January 1, 2015 to September 30, 2015 Issuance of common shares for options exercised Stock-based compensation
from January 1, 2015 to June 30, 2015 Issuance of common shares for options exercised Stock-based compensation
from January 1, 2015 to March 31, 2015 Issuance of common shares for options exercised Stock-based compensation
from December 31,2013 to December 31,2014 Issuance of common shares for options Forfeiture of unvested restricted shares and related dividends Unvested restricted stock grants
from January 1, 2014 to September 30, 2014 Issuance of common shares for options exercised Stock-based compensation
from March 31, 2014 to June 30, 2014 Issuance of common shares for options exercised Stock-based compensation
from January 1, 2014 to March 31, 2014 Issuance of common shares for options exercised Stock-based compensation
from December 31,2012 to December 31,2013 Issuance of common shares for options Stock-based compensation Forfeiture of unvested restricted shares and related dividends Unvested restricted stock grants
from January 1, 2013 to September 30, 2013 Issuance of common shares for options exercised Stock-based compensation
from January 1, 2013 to June 30, 2013 Issuance of common shares for options exercised Stock-based compensation
from January 1, 2013 to March 31, 2013 Stock-based compensation Tax benefit from exercise of stock options
from December 31, 2011 to December 31, 2012 Issuance of common shares for options Stock-based compensation Forfeiture of unvested restricted shares Unvested restricted stock grants
from January 1, 2012 to September 30, 2012 Issuance of common shares for options exercised Stock-based compensation
from January 1, 2012 to June 30, 2012 Issuance of common shares for options exercised Stock-based compensation
from January 1, 2012 to March 31, 2012 Issuance of common shares for options exercised Stock-based compensation
from December 31, 2010 to December 31, 2011 Issuance of common shares for options Stock-based compensation Unvested restricted stock
from January 1, 2011 to June 30, 2011 Issuance of common shares for options exercised Stock-based compensation
Issuance of common shares for options exercised Stock-based compensation
Issuance of common shares for options Forfeiture of unvested restricted shares
Issuance of common shares for options exercised Stock-based compensation
Issuance of common shares for options exercised Stock-based compensation
Issuance of common shares for options exercised Stock-based compensation
from December 31, 2008 to December 31, 2009 Issuance of common shares for options Retirement of treasury shares
from December 31, 2007 to December 31, 2008 Issuance of common shares for options and warrants exercised Stock-based compensation Unvested restricted stock Purchase of treasury shares
from December 31, 2006 to December 31, 2007 Issuance of common shares for options and warrants exercised
from DECEMBER 31, 2005 to DECEMBER 31, 2006 Issuance of common shares for options and warrants exercised
from DECEMBER 31, 2004 to DECEMBER 31, 2005 Issuance of common shares for options and warrants exercised Purchase of treasury shares Retirement of treasury shares
from DECEMBER 31, 2003 to DECEMBER 31, 2004 Issuance of common shares for options and warrants exercised Purchase of treasury shares Retirement of treasury shares
from DECEMBER 31, 2002 to DECEMBER 31, 2003 Issuance of common shares in private offering, net of syndication costs of $745 Issuance of common shares for options exercised and services rendered Purchase of treasury shares Retirement of treasury shares
from DECEMBER 31, 2001 to DECEMBER 31, 2002 Issuance of common shares for options and warrants exercised and services rendered Retirement of treasury shares Purchase of treasury shares
from DECEMBER 31, 2000 to DECEMBER 31, 2001 Issuance of common shares for options and warrants exercised and services rendered Purchase of treasury shares Retirement of treasury shares
from DECEMBER 31, 1999 to DECEMBER 31, 2000 Issuance of common shares for options exercised and services rendered Purchase of treasury shares
from December 31, 1998 to December 31, 1999 Issuance of common shares for options exercised and services rendered Purchase of treasury shares
from December 31, 1997 to December 31, 1998 Issuance of common shares for options exercised and services rendered Purchase of treasury shares
from DECEMBER 31, 1996 to DECEMBER 31, 1997 Issuance of common shares for options exercised
from DECEMBER 31, 1995 to DECEMBER 31, 1996 Issuance of common shares for options exercised and services rendered Retirement of common shares
from DECEMBER 31, 1994 to DECEMBER 31, 1995 Issuance of common shares for options exercised and services rendered
from JUNE 30, 1994 to DECEMBER 31, 1994 Issuance of common shares for options exercised and services rendered
from JUNE 30, 1993 to JUNE 30, 1994 Issuance of common shares for options exercised and services rendered Issuance of common shares for warrants exercised, net of solicitation costs of $429 Issuance of common shares in private offering Issuance of common shares in acquisition Cancellation of treasury shares In-kind tax withholding elected by employees under the Restricted Stock Plan
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