Form 4 Tracker
HALOZYME THERAPEUTICS, INC.
HALO

32 insider filings · Latest: Jul 1, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Mar 9, 2026Mar 9 8:18 PMCORTNEY A CAUDILL
Proposed Sale
20,000$67.80$1.4M

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Mar 4, 2026Mar 4 11:56 PMHelen TorleyDirector, PRESIDENT AND CEO
Sale
10,000$70.21$702.1K767,780(D)

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Mar 3, 2026Mar 4 11:56 PMHelen TorleyDirector, PRESIDENT AND CEO
Sale
20,000$69.01$1.4M767,780(D)

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Mar 2, 2026Mar 4 11:56 PMHelen TorleyDirector, PRESIDENT AND CEO
Sale
20,000$69.69$1.4M767,780(D)

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Feb 5, 2026Feb 6 12:38 AMHelen TorleyDirector, PRESIDENT AND CEO
Sale
10,000$78.64$786.4K708,719(D)

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Feb 4, 2026Feb 6 12:38 AMHelen TorleyDirector, PRESIDENT AND CEO
Sale
20,000$77.24$1.5M708,719(D)

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Feb 3, 2026Feb 6 12:38 AMHelen TorleyDirector, PRESIDENT AND CEO
Sale
20,000$76.12$1.5M708,719(D)

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Feb 3, 2026Feb 3 9:17 PMHelen Torley
Proposed Sale
150,000$74.45$11.2M

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Jan 5, 2026Jan 5 9:39 PMBERNADETTE CONNAUGHTON
Proposed Sale
2,000$70.31$140.6K

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Oct 1, 2025Oct 1 8:26 PMHelen Torley
Proposed Sale
136,569$73.34$10.0M

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Sep 10, 2025Sep 10 8:37 PMNICOLE LABROSSE
Proposed Sale
22,227$76.07$1.7M

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Sep 2, 2025Sep 2 8:38 PMBERNADETTE CONNAUGHTON
Proposed Sale
8,829$73.15$645.8K

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Jun 20, 2025Jun 20 8:25 PMHelen Torley
Proposed Sale
240,000$53.15$12.8M

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Feb 25, 2025Feb 25 9:32 PMMICHAEL LABARRE
Proposed Sale
21,697$58.50$1.3M

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Feb 3, 2025Feb 3 9:21 PMJEFFREY HENDERSON
Proposed Sale
15,000$56.64$849.6K

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Jan 6, 2025Jan 6 9:26 PMJEFFREY HENDERSON
Proposed Sale
10,000$47.74$477.4K

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Oct 16, 2024Oct 16 8:14 PMMICHAEL LABARRE
Proposed Sale
10,000$53.26$532.6K

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Oct 15, 2024Oct 15 8:34 PMMICHAEL LABARRE
Proposed Sale
10,000$53.75$537.5K

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Oct 9, 2024Oct 9 8:09 PMHELEN TORLEY
Proposed Sale
10,000$52.58$525.8K

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Oct 8, 2024Oct 8 8:08 PMHELEN TORLEY
Proposed Sale
10,000$54.00$540.0K

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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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