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REGN - As of  05/13/24, 02:14:48 AM:   74 Insider Transactions.

Sector: Healthcare    Industry: Biotechnology
Prev Close:$368.75  Avg Vol(3m): 891,762  P/E: 58.40  EPS: 6.31

Email this page to a friend.    Insider Transactions for REGN

Buy/Sell* Filed Date Subject Symbol Acquirer Pct Owned Details
B 2020-06-17 17:10:15.0 REGENERON PHARMACEUTICALS REGN FMR LLC 12.14% view
B 2020-02-13 21:26:19.0 REGENERON PHARMACEUTICALS REGN VANGUARD GROUP INC 5.79% view
S 2020-02-06 09:09:42.0 REGENERON PHARMACEUTICALS REGN Sanofi 2.59% view
S 2019-02-13 18:36:27.0 REGENERON PHARMACEUTICALS INC REGN FMR LLC 5.029% view
S 2019-02-11 15:14:07.0 REGENERON PHARMACEUTICALS INC REGN BlackRock Inc 5.6% view
S 2018-02-13 17:34:20.0 REGENERON PHARMACEUTICALS INC REGN FMR LLC 5.334% view
S 2018-02-09 10:43:07.0 REGENERON PHARMACEUTICALS INC REGN WELLINGTON MANAGEMENT GROUP LLP 4.1% view
B 2018-01-09 17:20:25.0 REGENERON PHARMACEUTICALS INC REGN FMR LLC 7.555% view
S 2017-02-13 17:04:47.0 REGENERON PHARMACEUTICALS INC REGN Sanofi 2.59% view
S 2017-01-25 17:23:43.0 REGENERON PHARMACEUTICALS INC REGN SANDS CAPITAL MANAGEMENT 3.6% view
S 2016-02-12 17:31:56.0 REGENERON PHARMACEUTICALS INC REGN WELLINGTON MANAGEMENT GROUP LLP 4.68% view
S 2016-02-10 10:26:56.0 REGENERON PHARMACEUTICALS INC REGN Sanofi 22.6% view
S 2015-02-13 16:05:48.0 REGENERON PHARMACEUTICALS INC REGN FMR LLC 6.707% view
B 2015-02-12 16:40:55.0 REGENERON PHARMACEUTICALS INC REGN PRICE T ROWE ASSOCIATES INC 5.9% view
B 2015-02-06 17:52:56.0 REGENERON PHARMACEUTICALS INC REGN Sanofi 22.7% view
B 2014-07-31 17:00:29.0 REGENERON PHARMACEUTICALS INC REGN Sanofi 21.6% view
B 2014-07-01 07:45:23.0 REGENERON PHARMACEUTICALS INC REGN Sanofi 20.5% view
B 2014-04-08 17:05:04.0 REGENERON PHARMACEUTICALS INC REGN Sanofi 19.8% view
B 2014-03-14 17:03:20.0 REGENERON PHARMACEUTICALS INC REGN Sanofi 17.4% view
S 2014-02-14 06:56:31.0 REGENERON PHARMACEUTICALS INC REGN Capital World Investors 9.1% view
S 2014-02-13 11:10:38.0 REGENERON PHARMACEUTICALS INC REGN BlackRock Inc 6.1% view
S 2014-01-28 21:35:20.0 REGENERON PHARMACEUTICALS INC REGN Sanofi 16.24% view
B 2013-09-10 09:46:48.0 REGENERON PHARMACEUTICALS INC REGN FMR LLC 14.929% view
S 2013-02-14 12:50:46.0 REGENERON PHARMACEUTICALS INC REGN Capital World Investors 9.6% view
B 2013-02-08 07:11:29.0 REGENERON PHARMACEUTICALS INC REGN PRICE T ROWE ASSOCIATES INC 0.0% view
S 2013-02-05 10:07:24.0 REGENERON PHARMACEUTICALS INC REGN FMR LLC 11.462% view
B 2012-02-14 11:52:02.0 REGENERON PHARMACEUTICALS INC REGN PRICE T ROWE ASSOCIATES INC 0.0% view
S 2012-02-10 13:25:32.0 REGENERON PHARMACEUTICALS INC REGN BlackRock Inc 5.26% view
B 2012-02-07 07:19:03.0 REGENERON PHARMACEUTICALS INC REGN ARTISAN PARTNERS HOLDINGS LP 6.0% view
B 2011-07-08 17:29:27.0 REGENERON PHARMACEUTICALS INC REGN FMR LLC 11.955% view
S 2011-02-14 13:52:41.0 REGENERON PHARMACEUTICALS INC REGN BlackRock Inc 5.67% view
S 2011-01-10 17:35:44.0 REGENERON PHARMACEUTICALS INC REGN BERTARELLI ERNESTO 0.0% view
B 2010-07-12 14:25:15.0 REGENERON PHARMACEUTICALS INC REGN FMR LLC 5.715% view
B 2010-01-29 15:00:33.0 REGENERON PHARMACEUTICALS INC REGN FMR LLC 3.477% view
S 2009-02-05 13:34:17.0 REGENERON PHARMACEUTICALS INC REGN QVT Financial LP 2.63% view
S 2008-06-09 09:37:50.0 REGENERON PHARMACEUTICALS INC REGN QVT Financial LP 5.2% view
S 2008-02-14 16:34:57.0 REGENERON PHARMACEUTICALS INC REGN LOOMIS SAYLES & CO L P 5.08% view
B 2008-02-06 12:07:35.0 REGENERON PHARMACEUTICALS INC REGN OPPENHEIMER FUNDS INC 5.0% view
B 2008-01-10 15:14:17.0 REGENERON PHARMACEUTICALS INC REGN SANOFI 19.5% view
S 2007-02-14 12:40:32.0 REGENERON PHARMACEUTICALS INC REGN WELLINGTON MANAGEMENT CO LLP 6.59% view
S 2007-02-13 16:01:27.0 REGENERON PHARMACEUTICALS INC REGN SANOFI 5.0% view
B 2007-02-07 09:20:47.0 REGENERON PHARMACEUTICALS INC REGN BARCLAYS GLOBAL INVESTORS NA 3.97% view
B 2006-02-14 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN VAGELOS P ROY 5.3% view
B 2006-02-14 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN WELLINGTON MANAGEMENT CO LLP 9.55% view
B 2006-02-14 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN BARCLAYS PLC 0.0% view
S 2006-01-26 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN NOVARTIS PHARMA AG n/a view
B 2005-04-01 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN VAGELOS P ROY 5.0% view
B 2005-02-14 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN WELLINGTON MANAGEMENT CO LLP 5.708% view
S 2005-02-14 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN AMGEN INC 0.0% view
B 2005-02-09 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN SANOFI 5.2% view
S 2004-05-05 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN SCHLEIFER LEONARD S 4.7% view
S 2004-02-17 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN BERTARELLI ERNESTO 7.6% view
S 2004-02-12 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN PROCTER & GAMBLE CO 1.1% view
B 2003-10-07 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN AVENTIS INC 5.3% view
B 2003-07-10 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN NOVARTIS INC 15.2% view
B 2003-05-12 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN NOVARTIS INC 5.4% view
B 2003-04-03 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN WELLINGTON MANAGEMENT CO LLP 13.79% view
B 2003-02-14 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN SCHLEIFER LEONARD S 5.5% view
S 2003-02-13 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN WELLINGTON MANAGEMENT CO LLP 13.55% view
B 2002-09-04 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN FMR CORP n/a view
B 2002-02-14 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN WELLINGTON MANAGEMENT CO LLP 13.71% view
B 2002-02-04 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN AMGEN INC 10.2% view
B 2001-11-28 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN PROCTER & GAMBLE CO 12.11% view
S 2001-04-02 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN BERTARELLI ERNESTO 14.3% view
B 2001-03-20 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN FOUR PARTNERS 14.3% view
S 2001-03-12 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN PROCTER & GAMBLE CO n/a view
S 2000-08-03 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN PROCTER & GAMBLE CO 20.9% view
S 2000-04-05 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN AMGEN INC 15.5% view
S 2000-02-03 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN DIMENSIONAL FUND ADVISORS INC n/a view
B 1999-02-11 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN CHANCELLOR LGT ASSET MANAGEMENT INC 8.91% view
B 1997-06-30 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN PROCTER & GAMBLE CO 31.6% view
B 1997-01-14 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN AMGEN INC 24.1% view
B 1996-03-05 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN AMGEN INC 7.6% view
B 1995-09-25 00:00:00.0 REGENERON PHARMACEUTICALS INC REGN AMGEN INC 7.4% view
* Institutions do not report transaction buy/sell types directly. To help members better understand the transactions, this column is filled by InsiderCow's best-effort interpretations.