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HZYM - As of  07/18/25, 04:30:02 PM:   75 Insider Transactions.

Sector: Unknown    Industry: Unknown
Prev Close:$0.00  Avg Vol(3m): 0  P/E: 0.00  EPS: 0.00

Email this page to a friend.    Insider Transactions for HZYM

Buy/Sell* Filed Date Subject Symbol Acquirer Pct Owned Details
B 2020-04-09 09:42:35.0 HALOZYME THERAPEUTICS HALO Artisan Partners Limited Partnership 10.5% view
S 2020-02-14 14:39:28.0 HALOZYME THERAPEUTICS HALO BB BIOTECH AG 5.4% view
B 2020-01-28 09:56:36.0 HALOZYME THERAPEUTICS HALO IRIDIAN ASSET MANAGEMENT LLC 100.0% view
B 2019-11-05 16:53:10.0 HALOZYME THERAPEUTICS HALO KIRK RANDAL J 4.8% view
S 2019-07-03 16:01:22.0 HALOZYME THERAPEUTICS INC HALO KIRK RANDAL J 2.59% view
B 2019-06-07 17:10:09.0 HALOZYME THERAPEUTICS INC HALO KIRK RANDAL J 8.3% view
S 2019-02-13 15:48:32.0 HALOZYME THERAPEUTICS INC HALO BB BIOTECH AG 5.8% view
B 2019-02-11 14:00:02.0 HALOZYME THERAPEUTICS INC HALO VANGUARD GROUP INC 9.31% view
S 2019-02-06 14:21:40.0 HALOZYME THERAPEUTICS INC HALO IRIDIAN ASSET MANAGEMENT LLC 7.7% view
S 2019-02-04 16:44:41.0 HALOZYME THERAPEUTICS INC HALO BlackRock Inc 8.1% view
B 2018-08-28 17:23:45.0 HALOZYME THERAPEUTICS INC HALO KIRK RANDAL J 2.59% view
B 2018-08-16 17:19:23.0 HALOZYME THERAPEUTICS INC HALO KIRK RANDAL J 2.59% view
S 2018-02-14 15:47:05.0 HALOZYME THERAPEUTICS INC HALO BB BIOTECH AG 6.0% view
S 2018-02-13 09:38:54.0 HALOZYME THERAPEUTICS INC HALO FMR LLC 2.284% view
B 2018-02-09 11:59:31.0 HALOZYME THERAPEUTICS INC HALO VANGUARD GROUP INC 7.86% view
S 2018-02-06 09:14:33.0 HALOZYME THERAPEUTICS INC HALO IRIDIAN ASSET MANAGEMENT LLC 9.3% view
S 2018-02-05 13:32:11.0 HALOZYME THERAPEUTICS INC HALO First Eagle Investment Management 3.18% view
B 2018-01-25 11:12:41.0 HALOZYME THERAPEUTICS INC HALO BlackRock Inc 8.5% view
S 2017-07-26 17:24:41.0 HALOZYME THERAPEUTICS INC HALO KIRK RANDAL J 2.59% view
B 2017-02-14 14:55:02.0 HALOZYME THERAPEUTICS INC HALO BB BIOTECH AG 12.0% view
B 2017-02-14 11:25:20.0 HALOZYME THERAPEUTICS INC HALO FMR LLC 5.23% view
B 2017-02-13 09:51:44.0 HALOZYME THERAPEUTICS INC HALO VANGUARD GROUP INC 6.52% view
B 2017-02-06 16:48:25.0 HALOZYME THERAPEUTICS INC HALO First Eagle Investment Management 5.94% view
B 2017-02-02 08:51:09.0 HALOZYME THERAPEUTICS INC HALO IRIDIAN ASSET MANAGEMENT LLC 14.2% view
B 2017-01-23 17:46:19.0 HALOZYME THERAPEUTICS INC HALO BlackRock Inc 8.3% view
S 2016-06-02 16:36:52.0 HALOZYME THERAPEUTICS INC HALO KIRK RANDAL J 15.0% view
B 2016-02-11 10:11:22.0 HALOZYME THERAPEUTICS INC HALO VANGUARD GROUP INC 5.81% view
B 2016-01-26 14:09:32.0 HALOZYME THERAPEUTICS INC HALO BlackRock Inc 6.1% view
S 2016-01-26 11:19:10.0 HALOZYME THERAPEUTICS INC HALO IRIDIAN ASSET MANAGEMENT LLC 10.1% view
B 2015-06-09 08:36:25.0 HALOZYME THERAPEUTICS INC HALO IRIDIAN ASSET MANAGEMENT LLC 10.3% view
S 2015-02-17 16:13:10.0 HALOZYME THERAPEUTICS INC HALO BAKER BROS 2.2% view
B 2015-02-11 09:03:45.0 HALOZYME THERAPEUTICS INC HALO VANGUARD GROUP INC 5.01% view
B 2015-01-30 11:20:56.0 HALOZYME THERAPEUTICS INC HALO BlackRock Inc 5.9% view
B 2015-01-29 09:07:06.0 HALOZYME THERAPEUTICS INC HALO IRIDIAN ASSET MANAGEMENT LLC 9.0% view
B 2014-08-07 15:41:03.0 HALOZYME THERAPEUTICS INC HALO BB BIOTECH AG 5.0% view
B 2014-02-14 14:23:58.0 HALOZYME THERAPEUTICS INC HALO BAKER BROS 5.5% view
S 2014-02-12 14:26:02.0 HALOZYME THERAPEUTICS INC HALO BB BIOTECH AG 4.1% view
B 2014-01-28 21:28:09.0 HALOZYME THERAPEUTICS INC HALO BlackRock Inc 5.7% view
B 2013-08-13 21:12:59.0 HALOZYME THERAPEUTICS INC HALO BB BIOTECH AG 5.1% view
S 2013-02-14 15:30:55.0 HALOZYME THERAPEUTICS INC HALO Flynn James E 0.0% view
B 2012-06-06 16:30:54.0 HALOZYME THERAPEUTICS INC HALO KIRK RANDAL J 17.7% view
B 2012-02-14 16:45:11.0 HALOZYME THERAPEUTICS INC HALO Flynn James E 6.3% view
B 2012-02-13 17:24:37.0 HALOZYME THERAPEUTICS INC HALO KIRK RANDAL J 16.8% view
S 2011-08-17 17:10:14.0 HALOZYME THERAPEUTICS INC HALO KIRK RANDAL J 15.8% view
B 2011-04-25 20:36:24.0 HALOZYME THERAPEUTICS INC HALO Flynn James E 5.02% view
S 2009-01-30 15:21:54.0 HALOZYME THERAPEUTICS INC HALO QVT Financial LP 7.16% view
B 2008-07-01 17:33:17.0 HALOZYME THERAPEUTICS INC HALO KIRK RANDAL J 19.1% view
B 2008-03-24 16:52:10.0 HALOZYME THERAPEUTICS INC HALO KIRK RANDAL J 17.7% view
S 2008-01-31 14:29:31.0 HALOZYME THERAPEUTICS INC HALO QVT Financial LP 7.25% view
B 2007-06-05 15:07:50.0 HALOZYME THERAPEUTICS INC HALO KIRK RANDAL J 14.6% view
B 2007-05-24 16:27:12.0 HALOZYME THERAPEUTICS INC HALO KIRK RANDAL J 10.5% view
S 2007-02-14 08:42:56.0 HALOZYME THERAPEUTICS INC HTI QVT Financial LP 9.01% view
B 2006-08-18 10:46:14.0 HALOZYME THERAPEUTICS INC HTI KIRK RANDAL J 10.22% view
B 2006-03-03 00:00:00.0 HALOZYME THERAPEUTICS INC HZYM KIRK RANDAL J 9.22% view
B 2006-02-13 00:00:00.0 HALOZYME THERAPEUTICS INC HZYM QVT Financial LP 9.999% view
S 2006-01-27 00:00:00.0 HALOZYME THERAPEUTICS INC HZYM Borgstrom Per Gosta 4.4% view
B 2005-04-18 00:00:00.0 HALOZYME THERAPEUTICS INC HZYM Borgstrom Per Gosta 5.4% view
S 2005-03-22 00:00:00.0 HALOZYME THERAPEUTICS INC HZYM SPANIER JONATHAN 5.1% view
S 2005-02-18 00:00:00.0 HALOZYME THERAPEUTICS INC HZYM SPANIER JONATHAN 5.42% view
S 2005-02-14 00:00:00.0 HALOZYME THERAPEUTICS INC HZYM SPANIER JONATHAN 5.81% view
B 2005-02-11 00:00:00.0 HALOZYME THERAPEUTICS INC HZYM Frost Gregory Ian 7.0% view
B 2005-02-11 00:00:00.0 HALOZYME THERAPEUTICS INC HZYM Feuerstein Elliot 7.2% view
B 2004-10-21 00:00:00.0 HALOZYME THERAPEUTICS INC HZYM QVT Financial LP 6.72% view
B 2004-05-06 00:00:00.0 HALOZYME THERAPEUTICS INC HZYM GENOVESE RICHARD 6.3% view
S 2004-04-05 00:00:00.0 HALOZYME THERAPEUTICS INC HZYM GEDDES PETER G 6.7% view
S 2004-03-30 00:00:00.0 HALOZYME THERAPEUTICS INC HZYM GROSSMAN JESSE 6.5% view
B 2004-03-19 00:00:00.0 HALOZYME THERAPEUTICS INC HZYM GEDDES PETER G 6.7% view
B 2004-03-19 00:00:00.0 HALOZYME THERAPEUTICS INC HZYM GROSSMAN JESSE 6.5% view
B 2004-03-19 00:00:00.0 HALOZYME THERAPEUTICS INC HZYM SPANIER JONATHAN 7.2% view
S 2004-03-12 00:00:00.0 GLOBAL YACHT SERVICES INC HZYM KEELER MITCH 0.04% view
S 2004-03-08 00:00:00.0 GLOBAL YACHT SERVICES INC HZYM FLEXGENE CORP 0.0% view
S 2004-03-08 00:00:00.0 GLOBAL YACHT SERVICES INC HZYM CARIB VENTURES INC 0.0% view
B 2003-02-20 00:00:00.0 GLOBAL YACHT SERVICES INC HZYM CARIB VENTURES INC 5.1% view
B 2003-02-14 00:00:00.0 GLOBAL YACHT SERVICES INC HZYM FLEXGENE CORP 9.4% view
B 2003-02-13 00:00:00.0 GLOBAL YACHT SERVICES INC HZYM KEELER MITCH 52.2% 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.