股本结构
单位：万股
| 公告日期 | 2019-08-06 | 2019-08-06 | 2019-05-10 | 2019-04-18 | 2019-05-10 | 2019-03-01 |
|---|---|---|---|---|---|---|
| 证券总股本 | 6245.64 | 6246.10 | 6226.06 | 6226.02 | 6224.60 | 6227.70 |
| 普通股本 | 6245.64 | 6246.10 | 6226.06 | 6226.02 | 6224.60 | 6227.70 |
| 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 | 2019-07-31 | 2019-06-30 | 2019-05-03 | 2019-04-01 | 2019-03-31 | 2019-02-25 |
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 |
|---|---|---|---|---|
| 2019-08-06 | 6245.64 | 未披露 | 定期报告 | 2019-07-31 |
| 2019-08-06 | 6246.10 | 未披露 |
更多>>
from March 31, 2019 to June 30, 2019
Issuance of shares under stock-based compensation plans
Forfeiture of nonvested restricted stock awards
|
2019-06-30 |
| 2019-05-10 | 6226.06 | 未披露 | 定期报告 | 2019-05-03 |
| 2019-04-18 | 6226.02 | 未披露 | 定期报告 | 2019-04-01 |
| 2019-05-10 | 6224.60 | 未披露 |
更多>>
from December 31, 2018 to March 31, 2019
Issuance of shares under stock-based compensation plans
Acquisition of treasury stock in connection with award vesting
|
2019-03-31 |
| 2019-03-01 | 6227.70 | 未披露 | 定期报告 | 2019-02-25 |
| 2019-03-01 | 6134.80 | 未披露 |
更多>>
from December 31, 2017 to December 31, 2018
Stock options exercised
Nonvested restricted stock awards granted
Vesting of restricted stock units and performance-based restricted stock units
Issuance of employee stock purchase plan shares
Issuance of shares to settle premium on convertible notes
Acquisition of treasury stock
Nonvested restricted stock awards forfeited
|
2018-12-31 |
| 2018-10-30 | 6119.05 | 未披露 | 定期报告 | 2018-10-26 |
| 2018-10-30 | 6119.40 | 未披露 | 定期报告 | 2018-09-30 |
| 2018-08-02 | 5967.65 | 未披露 | 定期报告 | 2018-07-30 |
| 2018-08-02 | 5963.40 | 未披露 | 定期报告 | 2018-06-30 |
| 2018-05-04 | 5922.25 | 未披露 | 定期报告 | 2018-04-27 |
| 2018-04-19 | 5919.81 | 未披露 | 定期报告 | 2018-04-02 |
| 2018-05-04 | 5918.90 | 未披露 | 定期报告 | 2018-03-31 |
| 2018-02-28 | 5923.33 | 未披露 | 定期报告 | 2018-02-21 |
| 2018-02-28 | 5860.70 | 未披露 |
更多>>
from December 31, 2016 to December 31, 2017
Stock options exercised
Nonvested restricted stock awards granted
Vesting of restricted stock units and performance-based restricted stock units
Issuance of employee stock purchase plan shares
Acquisition of treasury stock
Nonvested restricted stock awards forfeited
|
2017-12-31 |
| 2017-11-03 | 5846.10 | 未披露 | 定期报告 | 2017-10-30 |
| 2017-10-26 | 5849.30 | 未披露 | 定期报告 | 2017-09-30 |
| 2017-08-01 | 5850.43 | 未披露 | 定期报告 | 2017-07-25 |
| 2017-07-18 | 5850.30 | 未披露 | 定期报告 | 2017-06-30 |
| 2017-05-08 | 5835.83 | 未披露 | 定期报告 | 2017-05-01 |
| 2017-04-19 | 5825.34 | 未披露 | 定期报告 | 2017-04-03 |
| 2017-04-26 | 5825.40 | 未披露 | 定期报告 | 2017-03-31 |
| 2017-02-28 | 5770.51 | 未披露 | 定期报告 | 2017-02-22 |
| 2017-02-28 | 5773.30 | 未披露 |
更多>>
from December 31, 2015 to December 31, 2016
Stock options exercised
Nonvested restricted stock awards granted
Vesting of restricted stock units and performance-based restricted stock units
Issuance of employee stock purchase plan shares
Acquisition of treasury stock
Nonvested restricted stock awards forfeited
|
2016-12-31 |
| 2016-11-03 | 5763.33 | 未披露 | 定期报告 | 2016-10-31 |
| 2016-10-25 | 5759.90 | 未披露 | 定期报告 | 2016-09-30 |
| 2016-08-05 | 5748.96 | 未披露 | 定期报告 | 2016-07-29 |
| 2016-07-20 | 5739.90 | 未披露 | 定期报告 | 2016-06-30 |
| 2016-05-09 | 5729.68 | 未披露 | 定期报告 | 2016-05-02 |
| 2016-04-21 | 5721.30 | 未披露 | 定期报告 | 2016-04-04 |
| 2016-04-21 | 5721.30 | 未披露 | 定期报告 | 2016-03-31 |
| 2016-02-29 | 5636.14 | 未披露 | 定期报告 | 2016-02-22 |
| 2016-02-29 | 5631.10 | 未披露 |
更多>>
from December 31, 2014 to December 31, 2015
Stock options exercised
Nonvested restricted stock awards granted
Vesting of performance-based restricted stock units
Issuance of employee stock purchase plan shares
Acquisition of treasury stock
Nonvested restricted stock awards forfeited
|
2015-12-31 |
| 2015-11-05 | 5536.89 | 未披露 | 定期报告 | 2015-10-30 |
| 2015-10-27 | 5534.90 | 未披露 | 定期报告 | 2015-09-30 |
| 2015-08-10 | 5529.63 | 未披露 | 定期报告 | 2015-08-03 |
| 2015-07-21 | 5528.50 | 未披露 | 定期报告 | 2015-06-30 |
| 2015-05-11 | 5527.67 | 未披露 | 定期报告 | 2015-05-04 |
| 2015-04-15 | 5518.20 | 未披露 | 定期报告 | 2015-03-31 |
| 2015-03-02 | 5519.48 | 未披露 | 定期报告 | 2015-02-23 |
| 2015-03-02 | 5441.30 | 未披露 |
更多>>
from December 31, 2013 to December 31, 2014
Stock options exercised
Nonvested restricted stock awards granted
Acquisition of treasury stock
Nonvested restricted stock awards forfeited
Vesting of performance-based restricted stock units
Issuance of common stock in connection with employee stock purchase plan
|
2014-12-31 |
| 2014-11-07 | 5425.10 | 未披露 | 定期报告 | 2014-10-31 |
| 2014-10-28 | 5411.90 | 未披露 | 定期报告 | 2014-09-30 |
| 2014-08-07 | 5403.31 | 未披露 | 定期报告 | 2014-07-31 |
| 2014-07-29 | 5400.20 | 未披露 | 定期报告 | 2014-06-30 |
| 2014-04-30 | 5409.55 | 未披露 | 定期报告 | 2014-04-25 |
| 2014-04-15 | 5564.59 | 未披露 | 定期报告 | 2014-04-02 |
| 2014-04-30 | 5407.80 | 未披露 | 定期报告 | 2014-03-31 |
| 2014-02-25 | 5417.15 | 未披露 | 定期报告 | 2014-02-18 |
| 2014-02-25 | 5363.40 | 未披露 |
更多>>
from December 31, 2012 to December 31, 2013
Stock options exercised
Nonvested restricted stock awards granted
Acquisition of treasury stock
Nonvested restricted stock awards forfeited
November 11, 2013, Medidata Solutions,the leading global provider of cloud-based solutions for clinical research in life sciences, today announced that its Board of Directors has approved a two-for-one (2:1) split of the Company's common stock at a regularly scheduled board meeting on November 7, 2013. The stock split will be structured in the form of a stock dividend. The record date for the stock split is December 2, 2013. Shareholders of record as of such date will receive one new share of common stock for each share that they own. The distribution of the new shares will be made on December 16, 2013, and trading on a split-adjusted basis is expected to begin on or about December 17, 2013.
|
2013-12-31 |
| 2013-11-12 | 5360.00 | 未披露 |
更多>>
November 11, 2013, Medidata Solutions , the leading global provider of cloud-based solutions for clinical research in life sciences, today announced that its Board of Directors has approved a two-for-one (2:1) split of the Company's common stock at a regularly scheduled board meeting on November 7, 2013. The stock split will be structured in the form of a stock dividend. The record date for the stock split is December 2, 2013. Shareholders of record as of such date will receive one new share of common stock for each share that they own. The distribution of the new shares will be made on December 16, 2013, and trading on a split-adjusted basis is expected to begin on or about December 17, 2013.
|
2013-12-17 |
| 2013-11-04 | 2675.69 | 未披露 | 定期报告 | 2013-10-28 |
| 2013-10-24 | 2674.70 | 未披露 | 定期报告 | 2013-09-30 |
| 2013-08-02 | 2667.69 | 未披露 | 定期报告 | 2013-07-26 |
| 2013-07-25 | 2665.80 | 未披露 | 定期报告 | 2013-06-30 |
| 2013-05-03 | 2658.94 | 未披露 | 定期报告 | 2013-04-30 |
| 2013-05-03 | 2657.00 | 未披露 | 定期报告 | 2013-03-31 |
| 2013-03-27 | 2654.34 | 未披露 | 定期报告 | 2013-03-05 |
| 2013-03-08 | 2654.34 | 未披露 | 定期报告 | 2013-03-01 |
| 2013-03-08 | 2603.90 | 未披露 |
更多>>
from December 31, 2011 to December 31, 2012
Stock options exercised
Nonvested restricted stock awards granted
Acquisition of treasury stock
Nonvested restricted stock awards forfeited
|
2012-12-31 |
| 2012-11-09 | 2591.11 | 未披露 | 定期报告 | 2012-10-31 |
| 2012-10-31 | 2589.00 | 未披露 | 定期报告 | 2012-09-30 |
| 2012-08-07 | 2568.14 | 未披露 | 定期报告 | 2012-07-31 |
| 2012-07-31 | 2566.70 | 未披露 | 定期报告 | 2012-06-30 |
| 2012-05-04 | 2522.70 | 未披露 | 定期报告 | 2012-04-30 |
| 2012-05-01 | 2520.50 | 未披露 | 定期报告 | 2012-03-31 |
| 2012-03-13 | 2493.04 | 未披露 | 定期报告 | 2012-03-05 |
| 2012-03-13 | 2488.80 | 未披露 |
更多>>
from December 31, 2010 to December 31, 2011
Stock options exercised
Nonvested restricted stock awards granted
Acquisition of treasury stock
Nonvested restricted stock awards forfeited
|
2011-12-31 |
| 2011-11-08 | 2478.01 | 未披露 | 定期报告 | 2011-11-01 |
| 2011-11-08 | 2476.60 | 未披露 | 定期报告 | 2011-09-30 |
| 2011-08-09 | 2471.14 | 未披露 | 定期报告 | 2011-08-01 |
| 2011-08-09 | 2467.00 | 未披露 | 定期报告 | 2011-06-30 |
| 2011-05-10 | 2426.58 | 未披露 | 定期报告 | 2011-05-04 |
| 2011-05-10 | 2423.60 | 未披露 | 定期报告 | 2011-03-31 |
| 2011-03-16 | 2414.30 | 未披露 | 定期报告 | 2011-03-07 |
| 2011-03-16 | 2408.90 | 未披露 |
更多>>
from December 31, 2009 to December 31, 2010
Stock options exercised
Restricted stock awards granted
Issuance of common stock in connection with employee stock purchase plan
|
2010-12-31 |
| 2010-11-10 | 2381.08 | 未披露 | 定期报告 | 2010-11-04 |
| 2010-11-10 | 2379.70 | 未披露 | 定期报告 | 2010-09-30 |
| 2010-08-13 | 2377.73 | 未披露 | 定期报告 | 2010-08-06 |
| 2010-08-13 | 2373.70 | 未披露 | 定期报告 | 2010-06-30 |
| 2010-05-14 | 2315.56 | 未披露 | 定期报告 | 2010-03-31 |
| 2010-03-15 | 2302.53 | 未披露 | 定期报告 | 2010-03-08 |
| 2010-03-15 | 2289.50 | 未披露 |
更多>>
from December 31, 2008 to December 31, 2009
Net proceeds from initial public offering
Conversion of convertible preferred stock to common stock
Stock options exercised
Restricted stock awards granted
Retirement of treasury stock
Acquisition of treasury stock
|
2009-12-31 |
from March 31, 2019 to June 30, 2019
Issuance of shares under stock-based compensation plans
Forfeiture of nonvested restricted stock awards
from December 31, 2018 to March 31, 2019
Issuance of shares under stock-based compensation plans
Acquisition of treasury stock in connection with award vesting
from December 31, 2017 to December 31, 2018
Stock options exercised
Nonvested restricted stock awards granted
Vesting of restricted stock units and performance-based restricted stock units
Issuance of employee stock purchase plan shares
Issuance of shares to settle premium on convertible notes
Acquisition of treasury stock
Nonvested restricted stock awards forfeited
from December 31, 2016 to December 31, 2017
Stock options exercised
Nonvested restricted stock awards granted
Vesting of restricted stock units and performance-based restricted stock units
Issuance of employee stock purchase plan shares
Acquisition of treasury stock
Nonvested restricted stock awards forfeited
from December 31, 2015 to December 31, 2016
Stock options exercised
Nonvested restricted stock awards granted
Vesting of restricted stock units and performance-based restricted stock units
Issuance of employee stock purchase plan shares
Acquisition of treasury stock
Nonvested restricted stock awards forfeited
from December 31, 2014 to December 31, 2015
Stock options exercised
Nonvested restricted stock awards granted
Vesting of performance-based restricted stock units
Issuance of employee stock purchase plan shares
Acquisition of treasury stock
Nonvested restricted stock awards forfeited
from December 31, 2013 to December 31, 2014
Stock options exercised
Nonvested restricted stock awards granted
Acquisition of treasury stock
Nonvested restricted stock awards forfeited
Vesting of performance-based restricted stock units
Issuance of common stock in connection with employee stock purchase plan
from December 31, 2012 to December 31, 2013
Stock options exercised
Nonvested restricted stock awards granted
Acquisition of treasury stock
Nonvested restricted stock awards forfeited
November 11, 2013, Medidata Solutions,the leading global provider of cloud-based solutions for clinical research in life sciences, today announced that its Board of Directors has approved a two-for-one (2:1) split of the Company's common stock at a regularly scheduled board meeting on November 7, 2013. The stock split will be structured in the form of a stock dividend. The record date for the stock split is December 2, 2013. Shareholders of record as of such date will receive one new share of common stock for each share that they own. The distribution of the new shares will be made on December 16, 2013, and trading on a split-adjusted basis is expected to begin on or about December 17, 2013.
November 11, 2013, Medidata Solutions , the leading global provider of cloud-based solutions for clinical research in life sciences, today announced that its Board of Directors has approved a two-for-one (2:1) split of the Company's common stock at a regularly scheduled board meeting on November 7, 2013. The stock split will be structured in the form of a stock dividend. The record date for the stock split is December 2, 2013. Shareholders of record as of such date will receive one new share of common stock for each share that they own. The distribution of the new shares will be made on December 16, 2013, and trading on a split-adjusted basis is expected to begin on or about December 17, 2013.
from December 31, 2011 to December 31, 2012
Stock options exercised
Nonvested restricted stock awards granted
Acquisition of treasury stock
Nonvested restricted stock awards forfeited
from December 31, 2010 to December 31, 2011
Stock options exercised
Nonvested restricted stock awards granted
Acquisition of treasury stock
Nonvested restricted stock awards forfeited
from December 31, 2009 to December 31, 2010
Stock options exercised
Restricted stock awards granted
Issuance of common stock in connection with employee stock purchase plan
from December 31, 2008 to December 31, 2009
Net proceeds from initial public offering
Conversion of convertible preferred stock to common stock
Stock options exercised
Restricted stock awards granted
Retirement of treasury stock
Acquisition of treasury stock