Form 4 Tracker
IONIS PHARMACEUTICALS INC
IONS

13 insider filings · Latest: Jun 1, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Jun 1, 2026Jun 3 5:34 PMBERTHELSEN SPENCER RDirector
Sale
8,000$75.67$605.4K156,013(D)

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May 14, 2026May 15 6:15 PMBrett P MoniaDirector, Chief Executive Officer
Sale
3,220$78.68$253.3K242,662(D)

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May 13, 2026May 15 6:15 PMBrett P MoniaDirector, Chief Executive Officer
Sale
1,316$78.01$102.7K242,662(D)

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May 4, 2026May 6 5:27 PMJoseph LoscalzoDirector
Sale
77,289$75.06$5.8M36,330(D)

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May 1, 2026May 5 4:30 PMJoseph Klein IIIDirector
Sale
10,111$73.51$743.2K11,014(D)

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Apr 28, 2026Apr 30 4:21 PMJoseph BaroldiEVP, Chief Business Officer
Sale
1,626$71.79$116.7K44,909(D)

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Apr 15, 2026Apr 17 7:19 PMLynne B ParshallDirector
Sale
5,000$76.27$381.4K51,344(D)

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Apr 16, 2026Apr 17 7:19 PMKyle JenneEVP, Chf GL Pdt Str Ofcr
Sale
4,902$75.17$368.5K23,713(D)

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Apr 16, 2026Apr 17 7:19 PMBrian BirchlerEVP, Corp and Development Ops
Sale
973$75.04$73.0K67,500(D)

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Apr 16, 2026Apr 17 7:19 PMJoseph BaroldiEVP, Chief Business Officer
Sale
5,619$74.56$419.0K46,535(D)

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Apr 1, 2026Apr 2 7:43 PMJoseph Klein IIIDirector
Sale
22,321$75.55$1.7M11,014(D)

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Apr 2, 2026Apr 2 7:43 PMShannon L. DeversEVP, Chief Human Resources Ofc
Sale
6,193$74.05$458.6K16,348(D)

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Mar 19, 2026Mar 23 7:36 PMEugene SchneiderEVP, Chf Clinical Develop Ofcr
Sale
5,812$70.97$412.5K63,890(D)

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Mar 17, 2026Mar 18 5:19 PMHOUGEN ELIZABETH LEVP, Finance & CFO
Sale
10,172$73.21$744.7K82,660(D)

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Mar 16, 2026Mar 18 5:19 PMHOUGEN ELIZABETH LEVP, Finance & CFO
Sale
215,048$72.40$15.6M92,832(D)

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Jun 1, 2026Jun 3 5:34 PMBERTHELSEN SPENCER RDirector
Option Exercise
8,000$24.428,000(D)

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May 14, 2026May 15 6:15 PMBrett P MoniaDirector, Chief Executive Officer
Option Exercise
3,220$32.6035,637(D)

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May 13, 2026May 15 6:15 PMBrett P MoniaDirector, Chief Executive Officer
Option Exercise
1,316$32.6038,857(D)

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May 4, 2026May 6 5:27 PMJoseph LoscalzoDirector
Option Exercise
77,289$64.800(D)

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May 1, 2026May 5 4:30 PMJoseph Klein IIIDirector
Option Exercise
10,111$47.110(D)

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Apr 15, 2026Apr 17 7:19 PMKyle JenneEVP, Chf GL Pdt Str Ofcr
Option Exercise
12,22674,402(D)

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Apr 15, 2026Apr 17 7:19 PMBrian BirchlerEVP, Corp and Development Ops
Option Exercise
1,87548,926(D)

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Apr 15, 2026Apr 17 7:19 PMJoseph BaroldiEVP, Chief Business Officer
Option Exercise
10,83748,312(D)

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Apr 1, 2026Apr 2 7:43 PMJoseph Klein IIIDirector
Option Exercise
22,321$41.080(D)

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Mar 16, 2026Mar 18 5:19 PMHOUGEN ELIZABETH LEVP, Finance & CFO
Option Exercise
174,999$60.890(D)

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