HALOZYME THERAPEUTICS, INC. — Insider Transactions
Form 4 filings by directors, officers, and 10%+ shareholders
SEC rules require corporate insiders — including directors, executive officers, and any shareholder owning more than 10% of a company's shares — to report changes in their ownership within two business days of a transaction. These disclosures are filed as Form 4. Open-market purchases (code P) are generally considered the most meaningful signal, as insiders are spending their own money.
| Insider | Title | Type | Shares | Price | Value | Owns After | Date |
|---|---|---|---|---|---|---|---|
| LaBarre Michael J. | SVP, CHIEF TECHNICAL OFFICER | Option Exercise | 10,000 | $8.11 | $81,100 | 178,176 | Jun 18, 2024 |
| Posard Matthew L. | — | Sale | 10,000 | $50.62 | $506,200 | 99,755 | Jun 11, 2024 |
| LaBarre Michael J. | SVP, CHIEF TECHNICAL OFFICER | Option Exercise | 10,000 | $8.11 | $81,100 | 178,176 | May 21, 2024 |
| Posard Matthew L. | — | Award / Grant | 6,501 | — | — | 119,755 | Apr 25, 2024 |
| Miyashita Akiko Moni | — | Award / Grant | 6,501 | — | — | 20,772 | Apr 25, 2024 |
| MATSUI CONNIE | — | Award / Grant | 6,501 | — | — | 193,505 | Apr 25, 2024 |
| Krishnan Mahesh | — | Award / Grant | 6,501 | — | — | 6,501 | Apr 25, 2024 |
| Henderson Jeffrey William | — | Award / Grant | 6,501 | — | — | 53,611 | Apr 25, 2024 |
| Duncan Barbara Gayle | — | Award / Grant | 6,501 | — | — | 15,754 | Apr 25, 2024 |
| Connaughton Bernadette | — | Award / Grant | 6,501 | — | — | 46,787 | Apr 25, 2024 |
| LaBarre Michael J. | SVP, CHIEF TECHNICAL OFFICER | Sale | 10,000 | $38.35 | $383,500 | 168,176 | Apr 16, 2024 |
| LaBarre Michael J. | SVP, CHIEF TECHNICAL OFFICER | Option Exercise | 292 | $16.78 | $4,900 | 165,286 | Mar 26, 2024 |
| LaBarre Michael J. | SVP, CHIEF TECHNICAL OFFICER | Option Exercise | 6,449 | $12.07 | $77,839 | 163,007 | Mar 12, 2024 |
| LaBarre Michael J. | SVP, CHIEF TECHNICAL OFFICER | Sale | 2,529 | $39.56 | $100,047 | 156,558 | Feb 27, 2024 |
| LaBarre Michael J. | SVP, CHIEF TECHNICAL OFFICER | Tax Withholding | 2,160 | $36.10 | $77,976 | 169,087 | Feb 16, 2024 |
| Snyder Mark Howard | SVP, GENERAL COUNSEL | Tax Withholding | 2,577 | $36.10 | $93,030 | 11,680 | Feb 16, 2024 |
| LaBrosse Nicole | SVP, CHIEF FINANCIAL OFFICER | Tax Withholding | 2,864 | $36.10 | $103,390 | 15,480 | Feb 16, 2024 |
| Torley Helen | PRESIDENT AND CEO | Tax Withholding | 9,070 | $36.10 | $327,427 | 676,744 | Feb 16, 2024 |
| LaBarre Michael J. | SVP, CHIEF TECHNICAL OFFICER | Award / Grant | 8,479 | — | — | 167,800 | Feb 15, 2024 |
| LaBrosse Nicole | SVP, CHIEF FINANCIAL OFFICER | Option Exercise | 1,254 | — | — | 11,345 | Feb 15, 2024 |
| Torley Helen | PRESIDENT AND CEO | Tax Withholding | 7,036 | $35.91 | $252,663 | 644,060 | Feb 15, 2024 |
| LaBarre Michael J. | SVP, CHIEF TECHNICAL OFFICER | Option Exercise | 8,133 | — | — | 160,044 | Feb 10, 2024 |
| LaBrosse Nicole | SVP, CHIEF FINANCIAL OFFICER | Tax Withholding | 1,477 | $35.49 | $52,419 | 10,091 | Feb 10, 2024 |
| Torley Helen | PRESIDENT AND CEO | Tax Withholding | 16,943 | $35.49 | $601,307 | 638,004 | Feb 10, 2024 |
| LaBarre Michael J. | SVP, CHIEF TECHNICAL OFFICER | Option Exercise | 10,000 | $12.07 | $120,700 | 161,911 | Jan 16, 2024 |
| Snyder Mark Howard | SVP, GENERAL COUNSEL | Tax Withholding | 2,957 | $35.78 | $105,801 | 9,461 | Jan 3, 2024 |
| LaBarre Michael J. | SVP, CHIEF TECHNICAL OFFICER | Option Exercise | 1,467 | $12.07 | $17,707 | 161,911 | Dec 13, 2023 |
| LaBarre Michael J. | SVP, CHIEF TECHNICAL OFFICER | Option Exercise | 10,000 | $13.81 | $138,100 | 161,911 | Nov 14, 2023 |
| LaBarre Michael J. | SVP, CHIEF TECHNICAL OFFICER | Sale | 10,000 | $36.52 | $365,200 | 151,911 | Oct 17, 2023 |
| LaBarre Michael J. | SVP, CHIEF TECHNICAL OFFICER | Sale | 10,000 | $39.10 | $391,000 | 151,911 | Sep 19, 2023 |
| Torley Helen | PRESIDENT AND CEO | Sale | 10,000 | $42.82 | $428,200 | 623,666 | Aug 31, 2023 |
| LaBarre Michael J. | SVP, CHIEF TECHNICAL OFFICER | Sale | 8,075 | $42.41 | $342,461 | 151,911 | Aug 22, 2023 |
| Torley Helen | PRESIDENT AND CEO | Sale | 10,000 | $43.18 | $431,800 | 623,666 | Aug 16, 2023 |
| Daly James M | — | Sale | 10,000 | $43.71 | $437,100 | 30,503 | Aug 14, 2023 |
| Torley Helen | PRESIDENT AND CEO | Sale | 10,000 | $42.80 | $428,000 | 623,666 | Jul 25, 2023 |
| LaBarre Michael J. | SVP, CHIEF TECHNICAL OFFICER | Sale | 10,000 | $40.43 | $404,300 | 141,911 | Jul 18, 2023 |
| LaBarre Michael J. | SVP, CHIEF TECHNICAL OFFICER | Option Exercise | 10,000 | $18.41 | $184,100 | 151,911 | Jun 21, 2023 |
| Posard Matthew L. | — | Award / Grant | 8,065 | — | — | 113,254 | May 5, 2023 |
| Miyashita Akiko Moni | — | Award / Grant | 8,065 | — | — | 14,271 | May 5, 2023 |
| MATSUI CONNIE | — | Award / Grant | 8,065 | — | — | 187,004 | May 5, 2023 |
| Henderson Jeffrey William | — | Award / Grant | 8,065 | — | — | 47,110 | May 5, 2023 |
| Duncan Barbara Gayle | — | Award / Grant | 8,065 | — | — | 9,253 | May 5, 2023 |
| Daly James M | — | Award / Grant | 8,065 | — | — | 40,503 | May 5, 2023 |
| Connaughton Bernadette | — | Award / Grant | 8,065 | — | — | 40,286 | May 5, 2023 |
| BIZZARI JEAN-PIERRE | — | Award / Grant | 8,065 | — | — | 66,815 | May 5, 2023 |
| LaBarre Michael J. | SVP, CHIEF TECHNICAL OFFICER | Sale | 10,000 | $36.00 | $360,000 | 141,911 | Apr 18, 2023 |
| Torley Helen | PRESIDENT AND CEO | Sale | 10,000 | $42.73 | $427,300 | 623,666 | Mar 9, 2023 |
| Torley Helen | PRESIDENT AND CEO | Gift | 10,000 | — | — | 623,666 | Mar 1, 2023 |
| Henderson Jeffrey William | — | Sale | 10,000 | $47.71 | $477,100 | 39,045 | Feb 28, 2023 |
| LaBarre Michael J. | SVP, CHIEF TECHNICAL OFFICER | Option Exercise | 2,984 | $18.41 | $54,935 | 144,895 | Feb 27, 2023 |