SEC Form 4 reporting owner
Torley Helen
Torley Helen has filed 105 Form 4 transactions reported between November 26, 2025 and September 11, 2026, as PRESIDENT AND CEO of HALOZYME THERAPEUTICS, INC..
Name as filed: Torley Helen
Roles and reported holdings
Transaction history
All 105 reported transactions, newest first. Every row links to the Form 4 on SEC EDGAR.
| Date | Company | Type | Shares | Price | Value | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| Sep 11, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 4,508 | $107.55 | $485K@ $107.55 | 767,780 | Form 4 |
| Sep 11, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 15,492 | $107.15 | $1.7M@ $107.15 | 772,288 | Form 4 |
| Sep 11, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 20,000 | $18.41 | $368K@ $18.41 | 787,780 | Form 4 |
| Sep 10, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 5,412 | $107.58 | $582K@ $107.58 | 767,780 | Form 4 |
| Sep 10, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 14,588 | $107.01 | $1.6M@ $107.01 | 773,192 | Form 4 |
| Sep 10, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 20,000 | $18.41 | $368K@ $18.41 | 787,780 | Form 4 |
| Sep 9, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 100 | $108.67 | $11K@ $108.67 | 767,780 | Form 4 |
| Sep 9, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 6,596 | $107.82 | $711K@ $107.82 | 767,880 | Form 4 |
| Sep 9, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 13,304 | $107.22 | $1.4M@ $107.22 | 774,476 | Form 4 |
| Sep 9, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 20,000 | $18.41 | $368K@ $18.41 | 787,780 | Form 4 |
| Aug 19, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 3,200 | $107.77 | $345K@ $107.77 | 767,780 | Form 4 |
| Aug 19, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 9,600 | $107.22 | $1.0M@ $107.22 | 770,980 | Form 4 |
| Aug 19, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 7,200 | $106.36 | $766K@ $106.36 | 780,580 | Form 4 |
| Aug 19, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 20,000 | $18.41 | $368K@ $18.41 | 787,780 | Form 4 |
| Aug 18, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 9,400 | $104.87 | $986K@ $104.87 | 767,780 | Form 4 |
| Aug 18, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 4,897 | $104.11 | $510K@ $104.11 | 777,180 | Form 4 |
| Aug 18, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 5,703 | $103.08 | $588K@ $103.08 | 782,077 | Form 4 |
| Aug 18, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 20,000 | $18.41 | $368K@ $18.41 | 787,780 | Form 4 |
| Aug 17, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 7,500 | $103.48 | $776K@ $103.48 | 767,780 | Form 4 |
| Aug 17, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 9,000 | $102.55 | $923K@ $102.55 | 775,280 | Form 4 |
| Aug 17, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 2,100 | $101.77 | $214K@ $101.77 | 784,280 | Form 4 |
| Aug 17, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 500 | $100.46 | $50K@ $100.46 | 786,380 | Form 4 |
| Aug 17, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 900 | $98.96 | $89K@ $98.96 | 786,880 | Form 4 |
| Aug 17, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 20,000 | $18.41 | $368K@ $18.41 | 787,780 | Form 4 |
| Jul 8, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 1,035 | $80.19 | $83K@ $80.19 | 767,780 | Form 4 |
| Jul 8, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 888 | $79.28 | $70K@ $79.28 | 768,815 | Form 4 |
| Jul 8, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 1,923 | $12.07 | $23K@ $12.07 | 769,703 | Form 4 |
| Jun 3, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 6,100 | $69.69 | $425K@ $69.69 | 767,780 | Form 4 |
| Jun 3, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 2,000 | $68.74 | $137K@ $68.74 | 773,880 | Form 4 |
| Jun 3, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 1,500 | $67.67 | $102K@ $67.67 | 775,880 | Form 4 |
| Jun 3, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 400 | $66.37 | $27K@ $66.37 | 777,380 | Form 4 |
| Jun 3, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 10,000 | $12.07 | $121K@ $12.07 | 777,780 | Form 4 |
| Jun 2, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 3,400 | $66.75 | $227K@ $66.75 | 767,780 | Form 4 |
| Jun 2, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 16,600 | $66.31 | $1.1M@ $66.31 | 771,180 | Form 4 |
| Jun 2, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 20,000 | $12.07 | $241K@ $12.07 | 787,780 | Form 4 |
| Jun 1, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 5,401 | $68.35 | $369K@ $68.35 | 767,780 | Form 4 |
| Jun 1, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 12,989 | $67.41 | $876K@ $67.41 | 773,181 | Form 4 |
| Jun 1, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 1,610 | $66.39 | $107K@ $66.39 | 786,170 | Form 4 |
| Jun 1, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 20,000 | $12.07 | $241K@ $12.07 | 787,780 | Form 4 |
| May 13, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 600 | $70.81 | $42K@ $70.81 | 767,780 | Form 4 |
| May 13, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 3,950 | $69.79 | $276K@ $69.79 | 768,380 | Form 4 |
| May 13, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 3,350 | $68.88 | $231K@ $68.88 | 772,330 | Form 4 |
| May 13, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 2,100 | $68.10 | $143K@ $68.10 | 775,680 | Form 4 |
| May 13, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 10,000 | $12.07 | $121K@ $12.07 | 777,780 | Form 4 |
| May 12, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 2,800 | $73.12 | $205K@ $73.12 | 767,780 | Form 4 |
| May 12, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 5,900 | $72.15 | $426K@ $72.15 | 770,580 | Form 4 |
| May 12, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 9,802 | $71.37 | $700K@ $71.37 | 776,480 | Form 4 |
| May 12, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 1,398 | $70.29 | $98K@ $70.29 | 786,282 | Form 4 |
| May 12, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 100 | $67.85 | $7K@ $67.85 | 787,680 | Form 4 |
| May 12, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 20,000 | $12.07 | $241K@ $12.07 | 787,780 | Form 4 |
| May 11, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 6,700 | $66.33 | $444K@ $66.33 | 767,780 | Form 4 |
| May 11, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 3,575 | $65.46 | $234K@ $65.46 | 774,480 | Form 4 |
| May 11, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 9,725 | $64.63 | $629K@ $64.63 | 778,055 | Form 4 |
| May 11, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 20,000 | $12.07 | $241K@ $12.07 | 787,780 | Form 4 |
| Apr 6, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 4,100 | $64.02 | $262K@ $64.02 | 767,780 | Form 4 |
| Apr 6, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 5,900 | $63.14 | $373K@ $63.14 | 771,880 | Form 4 |
| Apr 6, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 10,000 | $12.07 | $121K@ $12.07 | 777,780 | Form 4 |
| Apr 2, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 4,200 | $64.89 | $273K@ $64.89 | 767,780 | Form 4 |
| Apr 2, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 15,800 | $64.06 | $1.0M@ $64.06 | 771,980 | Form 4 |
| Apr 2, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 20,000 | $12.07 | $241K@ $12.07 | 787,780 | Form 4 |
| Apr 1, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 1,000 | $65.71 | $66K@ $65.71 | 767,780 | Form 4 |
| Apr 1, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 19,000 | $65.36 | $1.2M@ $65.36 | 768,780 | Form 4 |
| Apr 1, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 20,000 | $12.07 | $241K@ $12.07 | 787,780 | Form 4 |
| Mar 4, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 2,671 | $70.94 | $189K@ $70.94 | 767,780 | Form 4 |
| Mar 4, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 7,329 | $69.94 | $513K@ $69.94 | 770,451 | Form 4 |
| Mar 4, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 10,000 | $12.07 | $121K@ $12.07 | 777,780 | Form 4 |
| Mar 3, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 6,519 | $69.33 | $452K@ $69.33 | 767,780 | Form 4 |
| Mar 3, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 13,481 | $68.85 | $928K@ $68.85 | 774,299 | Form 4 |
| Mar 3, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 20,000 | $12.07 | $241K@ $12.07 | 787,780 | Form 4 |
| Mar 2, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 578 | $70.46 | $41K@ $70.46 | 767,780 | Form 4 |
| Mar 2, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 15,322 | $69.80 | $1.1M@ $69.80 | 768,358 | Form 4 |
| Mar 2, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 4,100 | $69.20 | $284K@ $69.20 | 783,680 | Form 4 |
| Mar 2, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 20,000 | $12.07 | $241K@ $12.07 | 787,780 | Form 4 |
| Feb 23, 2026 | HALOPRESIDENT AND CEO | Shares withheld for tax or exercise priceCode F · direct | 12,104 | $70.64 | $855K@ $70.64 | 767,780 | Form 4 |
| Feb 23, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 22,436 | — | — | 779,884 | Form 4 |
| Feb 20, 2026 | HALOPRESIDENT AND CEO | Shares withheld for tax or exercise priceCode F · direct | 9,040 | $70.98 | $642K@ $70.98 | 757,448 | Form 4 |
| Feb 20, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 16,757 | — | — | 766,488 | Form 4 |
| Feb 16, 2026 | HALOPRESIDENT AND CEO | Shares withheld for tax or exercise priceCode F · direct | 27,605 | $79.44 | $2.2M@ $79.44 | 749,731 | Form 4 |
| Feb 16, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 51,171 | — | — | 777,336 | Form 4 |
| Feb 16, 2026 | HALOPRESIDENT AND CEO | Shares withheld for tax or exercise priceCode F · direct | 9,104 | $79.44 | $723K@ $79.44 | 726,165 | Form 4 |
| Feb 16, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 16,875 | — | — | 735,269 | Form 4 |
| Feb 16, 2026 | HALOPRESIDENT AND CEO | Shares withheld for tax or exercise priceCode F · direct | 11,334 | $79.44 | $900K@ $79.44 | 718,394 | Form 4 |
| Feb 16, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 21,009 | — | — | 729,728 | Form 4 |
| Feb 9, 2026 | HALOPRESIDENT AND CEO | Grant or awardCode A · direct | 92,714 | — | — | 92,714 | Form 4 |
| Feb 9, 2026 | HALOPRESIDENT AND CEO | Grant or awardCode A · direct | 24,985 | — | — | 144,400 | Form 4 |
| Feb 9, 2026 | HALOPRESIDENT AND CEO | Grant or awardCode A · direct | 19,807 | — | — | 51,171 | Form 4 |
| Feb 9, 2026 | HALOPRESIDENT AND CEO | Grant or awardCode A · direct | 50,013 | — | — | 50,013 | Form 4 |
| Feb 9, 2026 | HALOPRESIDENT AND CEO | Grant or awardCode A · direct | 53,847 | — | — | 53,847 | Form 4 |
| Feb 5, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 4,624 | $78.94 | $365K@ $78.94 | 708,719 | Form 4 |
| Feb 5, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 5,376 | $78.38 | $421K@ $78.38 | 713,343 | Form 4 |
| Feb 5, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 10,000 | $12.07 | $121K@ $12.07 | 718,719 | Form 4 |
| Feb 4, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 10,100 | $77.54 | $783K@ $77.54 | 708,719 | Form 4 |
| Feb 4, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 9,900 | $76.94 | $762K@ $76.94 | 718,819 | Form 4 |
| Feb 4, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 20,000 | $12.07 | $241K@ $12.07 | 728,719 | Form 4 |
| Feb 3, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 7,790 | $76.73 | $598K@ $76.73 | 708,719 | Form 4 |
| Feb 3, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 9,659 | $75.94 | $734K@ $75.94 | 716,509 | Form 4 |
| Feb 3, 2026 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 2,551 | $74.88 | $191K@ $74.88 | 726,168 | Form 4 |
| Feb 3, 2026 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 20,000 | $12.07 | $241K@ $12.07 | 728,719 | Form 4 |
| Dec 9, 2025 | HALOPRESIDENT AND CEO | Grant or awardCode A · direct | 165,522 | — | — | 165,522 | Form 4 |
| Dec 1, 2025 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 261 | $71.60 | $19K@ $71.60 | 708,719 | Form 4 |
| Dec 1, 2025 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 500 | $70.36 | $35K@ $70.36 | 708,980 | Form 4 |
| Dec 1, 2025 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 5,402 | $69.44 | $375K@ $69.44 | 709,480 | Form 4 |
| Dec 1, 2025 | HALOPRESIDENT AND CEO | Open-market saleCode S · direct | 10,406 | $68.51 | $713K@ $68.51 | 714,882 | Form 4 |
| Dec 1, 2025 | HALOPRESIDENT AND CEO | Option exerciseCode M · direct | 16,569 | $8.11 | $134K@ $8.11 | 725,288 | Form 4 |
| Nov 26, 2025 | HALOPRESIDENT AND CEO | GiftCode G · direct | 25,000 | — | — | 708,719 | Form 4 |
How this page is built
Every row comes from a Form 4 filed with the SEC, which officers, directors and holders of more than 10% of a company’s stock must file within two business days of a trade. Transactions are grouped by the reporting owner’s name as filed (spacing, capitals and punctuation ignored); two different people filing under an identical name would appear together, and one person filing under two spellings appears on two pages.
Open-market totals count code P purchases and code S sales over the last 24 months. The same trade reported on more than one filing is counted once; when another owner (for example a fund and its general partner) reports the identical trade, they are listed beside it. Holdings are the shares owned after the latest purchase, sale, gift or tax-withholding line, shown separately for direct and indirect ownership; an indirect figure is one holding line, not a total across every trust or entity.
This page describes what was filed with the SEC; it is not investment advice or a recommendation to buy or sell any security.