Composite Government Tracker Insider Trading Hedge Funds Red Flags Financials

Insider Trading Tracker

HALO

HALOZYME THERAPEUTICS, INC.

Buys$00 txns

Sells$63.5M154 txns

Net-$63.5M

Insiders

Insider	Role	Holdings	Buy $	Sell $	Net $
Helen Torley	PRESIDENT AND CEO, Director	767,780	—	$52,792,129	-$52,792,129
Michael J. LaBarre	Unknown	173,756	—	$3,579,835	-$3,579,835
Cortney Caudill	SVP, CHIEF OPERATING OFFICER	7,055	—	$2,233,065	-$2,233,065
Nicole LaBrosse	SVP, CHIEF FINANCIAL OFFICER	38,494	—	$1,687,852	-$1,687,852
Jeffrey William Henderson	Director	36,572	—	$1,378,719	-$1,378,719
Bernadette Connaughton	Director	40,418	—	$1,284,583	-$1,284,583
Mahesh Krishnan	Director	14,462	—	$547,800	-$547,800

Transaction History

Date	Insider	Side	Shares	Price	Value	Holdings After	% of Position
2026-08-19	Helen Torley	SELL	7,200	$106.36	$765,778	780,580	1%
2026-08-19	Helen Torley	SELL	9,600	$107.22	$1,029,350	770,980	1%
2026-08-19	Helen Torley	SELL	3,200	$107.77	$344,848	767,780	0%
2026-08-18	Helen Torley	SELL	5,703	$103.08	$587,882	782,077	1%
2026-08-18	Helen Torley	SELL	4,897	$104.11	$509,827	777,180	1%
2026-08-18	Helen Torley	SELL	9,400	$104.87	$985,816	767,780	1%
2026-08-17	Helen Torley	SELL	900	$98.96	$89,062	786,880	0%
2026-08-17	Helen Torley	SELL	500	$100.46	$50,228	786,380	0%
2026-08-17	Helen Torley	SELL	2,100	$101.77	$213,709	784,280	0%
2026-08-17	Helen Torley	SELL	9,000	$102.55	$922,977	775,280	1%
2026-08-17	Helen Torley	SELL	7,500	$103.48	$776,115	767,780	1%
2026-08-10	Bernadette Connaughton	SELL	1,626	$102.80	$167,153	40,418	4%
2026-07-08	Helen Torley	SELL	888	$79.28	$70,397	768,815	0%
2026-07-08	Helen Torley	SELL	1,035	$80.19	$82,994	767,780	0%
2026-07-01	Bernadette Connaughton	SELL	1,000	$76.39	$76,395	42,669	2%
2026-07-01	Bernadette Connaughton	SELL	625	$77.21	$48,256	42,044	1%
2026-06-29	Mahesh Krishnan	SELL	7,304	$75.00	$547,800	14,462	34%
2026-06-03	Helen Torley	SELL	400	$66.37	$26,547	777,380	0%
2026-06-03	Helen Torley	SELL	1,500	$67.67	$101,512	775,880	0%
2026-06-03	Helen Torley	SELL	2,000	$68.74	$137,472	773,880	0%
2026-06-03	Helen Torley	SELL	6,100	$69.69	$425,121	767,780	1%
2026-06-02	Helen Torley	SELL	16,600	$66.31	$1,100,812	771,180	2%
2026-06-02	Helen Torley	SELL	3,400	$66.75	$226,933	767,780	0%
2026-06-01	Helen Torley	SELL	1,610	$66.39	$106,885	786,170	0%
2026-06-01	Helen Torley	SELL	12,989	$67.41	$875,588	773,181	2%
2026-06-01	Helen Torley	SELL	5,401	$68.35	$369,137	767,780	1%
2026-06-01	Bernadette Connaughton	SELL	1,625	$66.21	$107,591	43,669	4%
2026-05-13	Helen Torley	SELL	2,100	$68.10	$143,014	775,680	0%
2026-05-13	Helen Torley	SELL	3,350	$68.88	$230,748	772,330	0%
2026-05-13	Helen Torley	SELL	3,950	$69.79	$275,659	768,380	1%
2026-05-13	Helen Torley	SELL	600	$70.81	$42,487	767,780	0%
2026-05-12	Helen Torley	SELL	100	$67.85	$6,785	787,680	0%
2026-05-12	Helen Torley	SELL	1,398	$70.29	$98,261	786,282	0%
2026-05-12	Helen Torley	SELL	9,802	$71.37	$699,569	776,480	1%
2026-05-12	Helen Torley	SELL	5,900	$72.15	$425,673	770,580	1%
2026-05-12	Helen Torley	SELL	2,800	$73.12	$204,739	767,780	0%
2026-05-11	Helen Torley	SELL	9,725	$64.63	$628,536	778,055	1%
2026-05-11	Helen Torley	SELL	3,575	$65.46	$234,012	774,480	0%
2026-05-11	Helen Torley	SELL	6,700	$66.33	$444,391	767,780	1%
2026-05-01	Bernadette Connaughton	SELL	1,625	$63.48	$103,155	38,498	4%
2026-04-06	Helen Torley	SELL	5,900	$63.14	$372,520	771,880	1%
2026-04-06	Helen Torley	SELL	4,100	$64.02	$262,462	767,780	1%
2026-04-02	Helen Torley	SELL	15,800	$64.06	$1,012,195	771,980	2%
2026-04-02	Helen Torley	SELL	4,200	$64.89	$272,525	767,780	1%
2026-04-01	Helen Torley	SELL	19,000	$65.36	$1,241,802	768,780	2%
2026-04-01	Helen Torley	SELL	1,000	$65.71	$65,714	767,780	0%
2026-03-10	Cortney Caudill	SELL	8,857	$67.64	$599,087	7,055	56%
2026-03-09	Cortney Caudill	SELL	17,900	$67.75	$1,212,743	16,466	52%
2026-03-09	Cortney Caudill	SELL	2,100	$68.25	$143,329	14,366	13%
2026-03-04	Helen Torley	SELL	7,329	$69.94	$512,620	770,451	1%
2026-03-04	Helen Torley	SELL	2,671	$70.94	$189,494	767,780	0%
2026-03-03	Helen Torley	SELL	13,481	$68.85	$928,167	774,299	2%
2026-03-03	Helen Torley	SELL	6,519	$69.33	$451,982	767,780	1%
2026-03-02	Helen Torley	SELL	4,100	$69.20	$283,708	783,680	1%
2026-03-02	Helen Torley	SELL	15,322	$69.80	$1,069,460	768,358	2%
2026-03-02	Helen Torley	SELL	578	$70.46	$40,726	767,780	0%
2026-02-05	Helen Torley	SELL	5,376	$78.38	$421,366	713,343	1%
2026-02-05	Helen Torley	SELL	4,624	$78.94	$365,000	708,719	1%
2026-02-04	Helen Torley	SELL	9,900	$76.94	$761,666	718,819	1%
2026-02-04	Helen Torley	SELL	10,100	$77.54	$783,154	708,719	1%
2026-02-03	Helen Torley	SELL	2,551	$74.88	$191,016	726,168	0%
2026-02-03	Helen Torley	SELL	9,659	$75.94	$733,543	716,509	1%
2026-02-03	Helen Torley	SELL	7,790	$76.73	$597,758	708,719	1%
2026-01-05	Bernadette Connaughton	SELL	2,000	$70.25	$140,500	40,123	5%
2025-12-01	Bernadette Connaughton	SELL	829	$71.60	$59,356	42,123	2%
2025-12-01	Helen Torley	SELL	10,406	$68.51	$712,936	714,882	1%
2025-12-01	Helen Torley	SELL	5,402	$69.44	$375,120	709,480	1%
2025-12-01	Helen Torley	SELL	500	$70.36	$35,181	708,980	0%
2025-12-01	Helen Torley	SELL	261	$71.60	$18,688	708,719	0%
2025-11-12	Helen Torley	SELL	12,718	$70.22	$893,033	741,001	2%
2025-11-12	Helen Torley	SELL	6,784	$71.09	$482,268	734,217	1%
2025-11-12	Helen Torley	SELL	498	$71.67	$35,690	733,719	0%
2025-11-11	Helen Torley	SELL	4,500	$67.89	$305,514	749,219	1%
2025-11-11	Helen Torley	SELL	4,000	$68.80	$275,180	745,219	1%
2025-11-11	Helen Torley	SELL	11,500	$69.73	$801,906	733,719	2%
2025-11-10	Helen Torley	SELL	19,900	$68.71	$1,367,409	733,819	3%
2025-11-10	Helen Torley	SELL	100	$69.30	$6,930	733,719	0%
2025-11-10	Bernadette Connaughton	SELL	2,000	$68.48	$136,960	42,952	4%
2025-11-01	Cortney Caudill	SELL	4,263	$65.19	$277,905	12,737	25%
2025-10-03	Helen Torley	SELL	14,235	$68.47	$974,699	739,484	2%
2025-10-03	Helen Torley	SELL	2,334	$69.83	$162,983	737,150	0%
2025-10-03	Helen Torley	SELL	2,707	$70.58	$191,065	734,443	0%
2025-10-03	Helen Torley	SELL	724	$71.67	$51,891	733,719	0%
2025-10-02	Helen Torley	SELL	6,600	$70.51	$465,359	747,119	1%
2025-10-02	Helen Torley	SELL	10,200	$71.28	$727,036	736,919	1%
2025-10-02	Helen Torley	SELL	2,400	$72.06	$172,956	734,519	0%
2025-10-02	Helen Torley	SELL	700	$73.24	$51,265	733,819	0%
2025-10-02	Helen Torley	SELL	100	$74.67	$7,466	733,719	0%
2025-10-01	Helen Torley	SELL	11,705	$75.11	$879,151	742,014	2%
2025-10-01	Helen Torley	SELL	8,295	$75.69	$627,873	733,719	1%
2025-10-01	Bernadette Connaughton	SELL	1,500	$75.09	$112,629	45,452	3%
2025-10-01	Bernadette Connaughton	SELL	500	$75.70	$37,852	44,952	1%
2025-09-22	Nicole LaBrosse	SELL	1,913	$77.83	$148,883	22,393	8%
2025-09-22	Nicole LaBrosse	SELL	314	$78.67	$24,701	22,079	1%
2025-09-10	Nicole LaBrosse	SELL	6,760	$75.29	$508,967	37,546	15%
2025-09-10	Nicole LaBrosse	SELL	13,240	$75.93	$1,005,300	24,306	35%
2025-09-04	Helen Torley	SELL	9,900	$73.54	$728,006	743,819	1%
2025-09-04	Helen Torley	SELL	7,800	$74.33	$579,751	736,019	1%
2025-09-04	Helen Torley	SELL	2,300	$75.22	$173,015	733,719	0%
2025-09-03	Helen Torley	SELL	9,500	$74.22	$705,090	744,219	1%
2025-09-03	Helen Torley	SELL	10,500	$74.63	$783,636	733,719	1%
2025-09-02	Helen Torley	SELL	300	$72.48	$21,746	753,419	0%
2025-09-02	Helen Torley	SELL	16,288	$73.70	$1,200,393	737,131	2%
2025-09-02	Helen Torley	SELL	3,412	$74.15	$252,990	733,719	0%
2025-09-02	Bernadette Connaughton	SELL	100	$71.71	$7,171	50,852	0%
2025-09-02	Bernadette Connaughton	SELL	2,977	$73.62	$219,161	47,875	6%
2025-09-02	Bernadette Connaughton	SELL	923	$74.11	$68,404	46,952	2%
2025-08-13	Helen Torley	SELL	14,948	$64.14	$958,839	738,771	2%
2025-08-13	Helen Torley	SELL	5,052	$64.83	$327,511	733,719	1%
2025-08-12	Helen Torley	SELL	13,042	$63.24	$824,802	740,677	2%
2025-08-12	Helen Torley	SELL	6,958	$64.00	$445,319	733,719	1%
2025-08-11	Helen Torley	SELL	18,717	$63.01	$1,179,321	735,002	2%
2025-08-11	Helen Torley	SELL	1,283	$63.60	$81,596	733,719	0%
2025-07-10	Helen Torley	SELL	4,254	$56.74	$241,380	749,465	1%
2025-07-10	Helen Torley	SELL	15,746	$57.62	$907,237	733,719	2%
2025-07-09	Helen Torley	SELL	19,792	$56.43	$1,116,783	733,927	3%
2025-07-09	Helen Torley	SELL	208	$57.08	$11,872	733,719	0%
2025-07-08	Helen Torley	SELL	3,598	$54.48	$196,030	750,121	0%
2025-07-08	Helen Torley	SELL	16,402	$55.74	$914,215	733,719	2%
2025-06-24	Helen Torley	SELL	4,489	$53.11	$238,406	749,230	1%
2025-06-24	Helen Torley	SELL	15,511	$53.91	$836,214	733,719	2%
2025-06-23	Helen Torley	SELL	20,000	$52.57	$1,051,460	733,719	3%
2025-06-20	Helen Torley	SELL	20,000	$52.96	$1,059,200	733,719	3%
2025-04-28	Jeffrey William Henderson	SELL	4,297	$60.34	$259,268	28,811	13%
2025-04-28	Jeffrey William Henderson	SELL	200	$60.99	$12,199	28,611	1%
2025-04-01	Jeffrey William Henderson	SELL	503	$64.05	$32,217	33,108	2%
2025-03-03	Jeffrey William Henderson	SELL	1,795	$57.93	$103,992	36,816	5%
2025-03-03	Jeffrey William Henderson	SELL	3,205	$59.12	$189,467	33,611	9%
2025-02-27	Michael J. LaBarre	SELL	1,597	$58.25	$93,028	173,856	1%
2025-02-27	Michael J. LaBarre	SELL	100	$58.74	$5,874	173,756	0%
2025-02-26	Michael J. LaBarre	SELL	9,400	$58.09	$546,055	176,053	5%
2025-02-26	Michael J. LaBarre	SELL	600	$58.65	$35,189	175,453	0%
2025-02-25	Michael J. LaBarre	SELL	9,300	$58.01	$539,465	186,153	5%
2025-02-25	Michael J. LaBarre	SELL	700	$58.67	$41,069	185,453	0%
2025-02-03	Jeffrey William Henderson	SELL	1,100	$55.94	$61,537	42,511	3%
2025-02-03	Jeffrey William Henderson	SELL	3,900	$56.41	$219,980	38,611	9%
2025-01-06	Jeffrey William Henderson	SELL	10,000	$50.01	$500,060	43,611	19%
2024-10-16	Michael J. LaBarre	SELL	10,000	$53.26	$532,590	173,756	5%
2024-10-15	Michael J. LaBarre	SELL	9,923	$53.74	$533,292	173,833	5%
2024-10-15	Michael J. LaBarre	SELL	77	$54.24	$4,177	173,756	0%
2024-10-09	Helen Torley	SELL	5,981	$51.85	$310,097	680,763	1%
2024-10-09	Helen Torley	SELL	1,615	$53.31	$86,096	679,148	0%
2024-10-09	Helen Torley	SELL	2,404	$53.91	$129,590	676,744	0%
2024-10-08	Helen Torley	SELL	9,100	$53.94	$490,845	677,644	1%
2024-10-08	Helen Torley	SELL	900	$54.57	$49,116	676,744	0%
2024-09-26	Helen Torley	SELL	10,000	$56.10	$560,970	676,744	1%
2024-09-25	Helen Torley	SELL	10,000	$56.34	$563,370	676,744	1%
2024-09-24	Helen Torley	SELL	10,000	$58.21	$582,100	676,744	1%
2024-09-18	Michael J. LaBarre	SELL	7,963	$61.89	$492,838	175,793	4%
2024-09-18	Michael J. LaBarre	SELL	2,037	$62.58	$127,478	173,756	1%
2024-09-17	Michael J. LaBarre	SELL	10,000	$62.88	$628,780	173,756	5%
2024-09-12	Helen Torley	SELL	10,000	$59.20	$592,030	676,744	1%
2024-09-11	Helen Torley	SELL	10,000	$59.09	$590,870	676,744	1%
2024-09-10	Helen Torley	SELL	10,000	$59.09	$590,890	676,744	1%