Form 4 Tracker
HALOZYME THERAPEUTICS, INC.
HALO

24 insider filings · Latest: May 5, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
May 11, 2026May 11 8:10 PMHelen Torley
Proposed Sale
101,923$64.12$6.5M

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May 1, 2026May 5 9:05 PMBernadette ConnaughtonDirector
Sale
1,625$63.48$103.2K38,498(D)

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May 1, 2026May 1 8:45 PMBERNADETTE CONNAUGHTON
Proposed Sale
4,875$63.66$310.3K

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Apr 6, 2026Apr 7 9:13 PMHelen TorleyDirector, PRESIDENT AND CEO
Sale
10,000$63.50$635.0K767,780(D)

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Apr 2, 2026Apr 2 10:28 PMHelen TorleyDirector, PRESIDENT AND CEO
Sale
20,000$64.24$1.3M767,780(D)

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Apr 1, 2026Apr 2 10:28 PMHelen TorleyDirector, PRESIDENT AND CEO
Sale
20,000$65.38$1.3M767,780(D)

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Mar 10, 2026Mar 10 11:18 PMCortney CaudillSVP, CHIEF OPERATING OFFICER
Sale
8,857$67.64$599.1K7,055(D)

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Mar 9, 2026Mar 10 11:18 PMCortney CaudillSVP, CHIEF OPERATING OFFICER
Sale
20,000$67.80$1.4M14,366(D)

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Mar 10, 2026Mar 10 8:05 PMCORTNEY A CAUDILL
Proposed Sale
8,857$67.64$599.1K

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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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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
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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Apr 1, 2026Apr 2 10:28 PMHelen TorleyDirector, PRESIDENT AND CEO
Option Exercise
20,000$12.07131,923(D)

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Mar 10, 2026Mar 10 11:18 PMCortney CaudillSVP, CHIEF OPERATING OFFICER
Option Exercise
1,546$33.5167,678(D)

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Mar 9, 2026Mar 10 11:18 PMCortney CaudillSVP, CHIEF OPERATING OFFICER
Option Exercise
20,000$33.5169,224(D)

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Mar 4, 2026Mar 4 11:56 PMHelen TorleyDirector, PRESIDENT AND CEO
Option Exercise
10,000$12.07151,923(D)

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Mar 3, 2026Mar 4 11:56 PMHelen TorleyDirector, PRESIDENT AND CEO
Option Exercise
20,000$12.07161,923(D)

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Mar 2, 2026Mar 4 11:56 PMHelen TorleyDirector, PRESIDENT AND CEO
Option Exercise
20,000$12.07181,923(D)

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Feb 20, 2026Feb 24 11:19 PMCortney CaudillSVP, CHIEF OPERATING OFFICER
Option Exercise
2,666$0.007,998(D)

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Feb 23, 2026Feb 24 11:16 PMMark Howard SnyderSVP, CHIEF LEGAL OFFICER
Option Exercise
7,011$0.0014,022(D)

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Feb 20, 2026Feb 24 11:16 PMMark Howard SnyderSVP, CHIEF LEGAL OFFICER
Option Exercise
5,332$0.0015,995(D)

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Feb 23, 2026Feb 24 11:14 PMNicole LabrosseSVP, CHIEF FINANCIAL OFFICER
Option Exercise
6,688$0.0036,357(D)

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Feb 20, 2026Feb 24 11:14 PMNicole LabrosseSVP, CHIEF FINANCIAL OFFICER
Option Exercise
5,332$0.0015,995(D)

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