Form 4 Tracker
IONIS PHARMACEUTICALS INC
IONS

78 insider filings · Latest: Jul 30, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Apr 16, 2026Apr 16 10:47 PMBirchler Brian
Proposed Sale
973$75.40$73.4K

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Apr 16, 2026Apr 16 10:45 PMBaroldi Joseph
Proposed Sale
5,619$75.40$423.7K

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Apr 1, 2026Apr 2 11:43 PMJoseph Klein IIIDirector
Sale
22,321$75.55$1.7M11,014(D)

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Apr 2, 2026Apr 2 11:43 PMShannon L. DeversEVP, Chief Human Resources Ofc
Sale
6,193$74.05$458.6K16,348(D)

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Mar 3, 2026Mar 31 9:28 PMDiaz Allene M.
Proposed Sale
68,800$79.50$5.5M

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Mar 19, 2026Mar 24 8:43 PMSchneider Eugene
Proposed Sale
5,812$70.97$412.5K

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Mar 19, 2026Mar 23 11:36 PMEugene SchneiderEVP, Chf Clinical Develop Ofcr
Sale
5,812$70.97$412.5K63,890(D)

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Mar 19, 2026Mar 19 8:01 PMSchneider Eugene
Proposed Sale
5,812$70.97$412.5K

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Mar 17, 2026Mar 18 9:19 PMHOUGEN ELIZABETH LEVP, Finance & CFO
Sale
10,172$73.21$744.7K82,660(D)

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Mar 16, 2026Mar 18 9:19 PMHOUGEN ELIZABETH LEVP, Finance & CFO
Sale
215,048$72.40$15.6M92,832(D)

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Mar 16, 2026Mar 16 8:32 PMHOUGEN ELIZABETH L
Proposed Sale
225,200$72.31$16.3M

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Mar 9, 2026Mar 11 8:19 PMPatrick R. O'NeilEVP CLO & General Counsel
Sale
10,148$75.25$763.7K62,211(D)

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Mar 10, 2026Mar 11 8:19 PMBrett P MoniaDirector, Chief Executive Officer
Sale
34,103$75.92$2.6M242,662(D)

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Mar 9, 2026Mar 11 8:19 PMBrett P MoniaDirector, Chief Executive Officer
Sale
126,670$75.20$9.5M242,662(D)

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Mar 10, 2026Mar 11 8:18 PMKyle JenneEVP, Chf GL Pdt Str Ofcr
Sale
37,277$75.85$2.8M11,714(D)

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Mar 10, 2026Mar 10 8:00 PMJenne Kyle
Proposed Sale
58,253$75.57$4.4M

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Mar 9, 2026Mar 9 8:16 PMO'NEIL PATRICK R.
Proposed Sale
13,217$75.25$994.6K

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Mar 4, 2026Mar 5 11:14 PMJoseph LoscalzoDirector
Sale
200$80.00$16.0K36,330(D)

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Mar 3, 2026Mar 5 11:14 PMJoseph LoscalzoDirector
Sale
832$80.33$66.8K36,330(D)

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Mar 3, 2026Mar 5 11:14 PMJoseph Klein IIIDirector
Sale
21,332$79.51$1.7M11,014(D)

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Jun 15, 2026Jun 16 9:26 PMBERTHELSEN SPENCER RDirector
Option Exercise
8,000$24.420(D)

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Jun 4, 2026Jun 8 8:59 PMPeter N ReikesDirector
Grant/Award
10,753$75.1310,753(D)

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Jun 4, 2026Jun 8 8:59 PMLudwig HantsonDirector
Grant/Award
10,753$75.1310,753(D)

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Jun 1, 2026Jun 3 9:34 PMBERTHELSEN SPENCER RDirector
Option Exercise
8,000$24.428,000(D)

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May 14, 2026May 15 10:15 PMBrett P MoniaDirector, Chief Executive Officer
Option Exercise
3,220$32.6035,637(D)

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May 13, 2026May 15 10:15 PMBrett P MoniaDirector, Chief Executive Officer
Option Exercise
1,316$32.6038,857(D)

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May 4, 2026May 6 9:27 PMJoseph LoscalzoDirector
Option Exercise
77,289$64.800(D)

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May 1, 2026May 5 8:30 PMJoseph Klein IIIDirector
Option Exercise
10,111$47.110(D)

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Apr 15, 2026Apr 17 11:19 PMKyle JenneEVP, Chf GL Pdt Str Ofcr
Option Exercise
12,22674,402(D)

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Apr 15, 2026Apr 17 11:19 PMBrian BirchlerEVP, Corp and Development Ops
Option Exercise
1,87548,926(D)

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Apr 15, 2026Apr 17 11:19 PMJoseph BaroldiEVP, Chief Business Officer
Option Exercise
10,83748,312(D)

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Apr 1, 2026Apr 2 11:43 PMJoseph Klein IIIDirector
Option Exercise
22,321$41.080(D)

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Mar 16, 2026Mar 18 9:19 PMHOUGEN ELIZABETH LEVP, Finance & CFO
Option Exercise
174,999$60.890(D)

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Mar 10, 2026Mar 11 8:19 PMBrett P MoniaDirector, Chief Executive Officer
Option Exercise
34,103$60.890(D)

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Mar 9, 2026Mar 11 8:19 PMBrett P MoniaDirector, Chief Executive Officer
Option Exercise
114,351$60.8934,103(D)

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Mar 10, 2026Mar 11 8:18 PMKyle JenneEVP, Chf GL Pdt Str Ofcr
Option Exercise
37,277$46.1032,601(D)

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Mar 4, 2026Mar 5 11:14 PMJoseph LoscalzoDirector
Option Exercise
200$38.0610,968(D)

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Mar 3, 2026Mar 5 11:14 PMJoseph LoscalzoDirector
Option Exercise
832$38.0611,168(D)

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Mar 3, 2026Mar 5 11:14 PMJoseph Klein IIIDirector
Option Exercise
16,000$42.880(D)

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Mar 3, 2026Mar 5 11:14 PMAllene M. DiazDirector
Option Exercise
40,321$41.080(D)

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