HALOZYME THERAPEUTICS INC (HALO) Stock Ownership and Short Interest
USA - NASDAQ:HALO - US40637H1095 - Common Stock
64.1 USD
-1.01 (-1.55%)
63.76 USD
-0.34 (-0.53%)
| Shares Outstanding | 116.97M |
| Float | 115.61M |
| Float Short Interest Percentage | 10.19% |
| Owners (insider) | 0.85% |
| Owners (institutional) | 102.63% |
| Owners (insider) change | 0.07% |
| Owners (institutional) change | 0% |
Insider Transactions
Top Institutional Holders
Insider Owners
| Date | Name | Type | Shares | Price | Amount |
|---|---|---|---|---|---|
| Oct 1, 2025 | Connaughton Bernadette | Open Market Sale | 2000 | 75.24 | $ 150,481.00 |
| Oct 1, 2025 | Torley Helen | Option Excercise | 60000 | 8.11 | $ 486,600.00 |
| Oct 1, 2025 | Torley Helen | Open Market Sale | 60000 | 71.86 | $ 4,311,745.12 |
| Sep 22, 2025 | LaBrosse Nicole | Open Market Sale | 2227 | 77.95 | $ 173,584.49 |
| Sep 10, 2025 | LaBrosse Nicole | Option Excercise | 12406 | 12.11 | $ 150,217.12 |
| Sep 10, 2025 | LaBrosse Nicole | Open Market Sale | 20000 | 75.71 | $ 1,514,267.12 |
| Sep 2, 2025 | Connaughton Bernadette | Open Market Sale | 4000 | 73.68 | $ 294,736.24 |
| Sep 2, 2025 | Torley Helen | Option Excercise | 60000 | 8.11 | $ 486,600.00 |
| Sep 2, 2025 | Torley Helen | Open Market Sale | 60000 | 74.08 | $ 4,444,626.29 |
| Aug 11, 2025 | Torley Helen | Option Excercise | 60000 | 8.11 | $ 486,600.00 |
| Aug 11, 2025 | Torley Helen | Open Market Sale | 60000 | 63.62 | $ 3,817,388.61 |
| Jul 8, 2025 | Torley Helen | Option Excercise | 60000 | 8.11 | $ 486,600.00 |
| Jul 8, 2025 | Torley Helen | Open Market Sale | 60000 | 56.46 | $ 3,387,517.46 |
| Jun 20, 2025 | Torley Helen | Option Excercise | 60000 | 8.11 | $ 486,600.00 |
| Jun 20, 2025 | Torley Helen | Open Market Sale | 60000 | 53.09 | $ 3,185,279.82 |
| Jun 12, 2025 | Snyder Mark Howard | Option Excercise | 5035 | 0.00 | $ 0.00 |
| Jun 12, 2025 | Snyder Mark Howard | Option Excercise | 2711 | 54.54 | $ 147,857.94 |
| May 1, 2025 | Posard Matthew L. | Grant | 4165 | 0.00 | $ 0.00 |
| May 1, 2025 | Miyashita Akiko Moni | Grant | 4165 | 0.00 | $ 0.00 |
| May 1, 2025 | Krishnan Mahesh | Grant | 4165 | 0.00 | $ 0.00 |
| May 1, 2025 | Henderson Jeffrey William | Grant | 4165 | 0.00 | $ 0.00 |
| May 1, 2025 | Duncan Barbara Gayle | Grant | 4165 | 0.00 | $ 0.00 |
| May 1, 2025 | Connaughton Bernadette | Grant | 4165 | 0.00 | $ 0.00 |
| Apr 28, 2025 | Henderson Jeffrey William | Open Market Sale | 4497 | 60.37 | $ 271,467.09 |
| Apr 1, 2025 | Henderson Jeffrey William | Open Market Sale | 503 | 64.05 | $ 32,217.15 |
| Mar 3, 2025 | Henderson Jeffrey William | Open Market Sale | 5000 | 58.69 | $ 293,458.31 |
| Feb 25, 2025 | LaBarre Michael J. | Open Market Sale | 21697 | 58.10 | $ 1,260,680.74 |
| Feb 23, 2025 | LaBarre Michael J. | Option Excercise | 4747 | 0.00 | $ 0.00 |
| Feb 23, 2025 | LaBarre Michael J. | Option Excercise | 2410 | 57.75 | $ 139,177.50 |
| Feb 23, 2025 | Snyder Mark Howard | Option Excercise | 7012 | 0.00 | $ 0.00 |
| Feb 23, 2025 | Snyder Mark Howard | Option Excercise | 3775 | 57.75 | $ 218,006.25 |
| Feb 23, 2025 | LaBrosse Nicole | Option Excercise | 6688 | 0.00 | $ 0.00 |
| Feb 23, 2025 | LaBrosse Nicole | Option Excercise | 3601 | 57.75 | $ 207,957.75 |
| Feb 23, 2025 | Torley Helen | Option Excercise | 22436 | 0.00 | $ 0.00 |
| Feb 23, 2025 | Torley Helen | Option Excercise | 12081 | 57.75 | $ 697,677.75 |
| Feb 16, 2025 | Snyder Mark Howard | Option Excercise | 11955 | 58.29 | $ 696,856.95 |
| Feb 16, 2025 | Snyder Mark Howard | Option Excercise | 22205 | 0.00 | $ 0.00 |
| Feb 15, 2025 | LaBrosse Nicole | Option Excercise | 29085 | 0.00 | $ 0.00 |
| Feb 15, 2025 | LaBrosse Nicole | Option Excercise | 15752 | 58.29 | $ 918,184.08 |
| Feb 15, 2025 | Torley Helen | Option Excercise | 122786 | 0.00 | $ 0.00 |
| Feb 15, 2025 | Torley Helen | Option Excercise | 66166 | 58.29 | $ 3,856,816.14 |
| Feb 15, 2025 | LaBarre Michael J. | Option Excercise | 34652 | 0.00 | $ 0.00 |
| Feb 15, 2025 | LaBarre Michael J. | Option Excercise | 15292 | 58.29 | $ 891,370.68 |
| Feb 3, 2025 | Henderson Jeffrey William | Open Market Sale | 5000 | 56.30 | $ 281,516.80 |
| Jan 6, 2025 | Henderson Jeffrey William | Open Market Sale | 10000 | 50.01 | $ 500,060.00 |
| Jan 3, 2025 | Snyder Mark Howard | Option Excercise | 7611 | 0.00 | $ 0.00 |
| Jan 3, 2025 | Snyder Mark Howard | Option Excercise | 4289 | 47.74 | $ 204,756.86 |
| Oct 15, 2024 | LaBarre Michael J. | Option Excercise | 20000 | 19.06 | $ 381,255.03 |
| Oct 15, 2024 | LaBarre Michael J. | Open Market Sale | 20000 | 53.50 | $ 1,070,058.65 |