Form 4 Tracker
HALOZYME THERAPEUTICS, INC.
HALO

32 insider filings · Latest: Jul 1, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Sep 26, 2024Sep 26 8:05 PMHELEN TORLEY
Proposed Sale
10,000$56.10$561.0K

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Sep 25, 2024Sep 25 8:00 PMHELEN TORLEY
Proposed Sale
10,000$56.34$563.4K

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Sep 24, 2024Sep 24 8:05 PMHELEN TORLEY
Proposed Sale
10,000$58.21$582.1K

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Sep 18, 2024Sep 18 8:01 PMMICHAEL LABARRE
Proposed Sale
10,000$62.03$620.3K

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Sep 17, 2024Sep 17 8:03 PMMICHAEL LABARRE
Proposed Sale
10,000$62.88$628.8K

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Sep 12, 2024Sep 12 8:12 PMHELEN TORLEY
Proposed Sale
10,000$59.20$592.0K

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Sep 11, 2024Sep 11 8:05 PMHELEN TORLEY
Proposed Sale
10,000$59.09$590.9K

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Sep 10, 2024Sep 10 8:16 PMHELEN TORLEY
Proposed Sale
10,000$59.09$590.9K

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Jul 1, 2026Jul 2 8:45 PMDavid A RamsayEVP, PRESIDENT, DRUG DELIVERY
Grant/Award
56,055$77.0139,823(D)

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Jun 30, 2026Jul 2 8:45 PMDavid A RamsayEVP, PRESIDENT, DRUG DELIVERY
Option Exercise
10,000$0.000(D)

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Jul 1, 2026Jul 2 8:44 PMDarren SnellgroveSVP, Chief Financial Officer
Grant/Award
168,986$77.01127,432(D)

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Jun 29, 2026Jun 30 9:25 PMMahesh KrishnanDirector
Option Exercise
7,304$38.461,500(D)

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Jun 12, 2026Jun 15 8:09 PMMark Howard SnyderSVP, CHIEF LEGAL OFFICER
Option Exercise
5,034$0.0010,068(D)

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Jun 3, 2026Jun 4 12:06 AMHelen TorleyDirector, PRESIDENT AND CEO
Option Exercise
10,000$12.071,923(D)

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Jun 2, 2026Jun 4 12:06 AMHelen TorleyDirector, PRESIDENT AND CEO
Option Exercise
20,000$12.0711,923(D)

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Jun 1, 2026Jun 4 12:06 AMHelen TorleyDirector, PRESIDENT AND CEO
Option Exercise
20,000$12.0731,923(D)

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May 13, 2026May 13 9:50 PMHelen TorleyDirector, PRESIDENT AND CEO
Option Exercise
10,000$12.0751,923(D)

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May 12, 2026May 13 9:50 PMHelen TorleyDirector, PRESIDENT AND CEO
Option Exercise
20,000$12.0761,923(D)

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May 11, 2026May 13 9:50 PMHelen TorleyDirector, PRESIDENT AND CEO
Option Exercise
20,000$12.0781,923(D)

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May 5, 2026May 7 11:04 PMMatthew L. PosardDirector
Grant/Award
6,040$65.876,040(D)

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May 5, 2026May 7 11:04 PMMahesh KrishnanDirector
Grant/Award
6,040$65.876,040(D)

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May 5, 2026May 7 11:03 PMJames Paul LangDirector
Grant/Award
6,040$65.876,040(D)

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May 5, 2026May 7 11:02 PMJeffrey William HendersonDirector
Grant/Award
6,040$65.876,040(D)

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May 5, 2026May 7 11:02 PMBarbara Gayle DuncanDirector
Grant/Award
6,040$65.876,040(D)

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May 5, 2026May 7 11:01 PMBernadette ConnaughtonDirector
Grant/Award
6,040$65.876,040(D)

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Apr 6, 2026Apr 7 9:13 PMHelen TorleyDirector, PRESIDENT AND CEO
Option Exercise
10,000$12.07101,923(D)

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Apr 1, 2026Apr 2 10:29 PMDavid A RamsayInterim CFO
Grant/Award
10,000$0.0010,000(D)

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Apr 2, 2026Apr 2 10:28 PMHelen TorleyDirector, PRESIDENT AND CEO
Option Exercise
20,000$12.07111,923(D)

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