Form 4 Tracker
IONIS PHARMACEUTICALS INC
IONS

63 insider filings · Latest: Jun 26, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Jan 30, 2026Jan 31 1:40 AMBENNETT C FRANK
Proposed Sale
5,885$82.91$487.9K

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Jan 30, 2026Jan 31 1:34 AMHOUGEN ELIZABETH L
Proposed Sale
6,988$83.01$580.0K

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Jan 30, 2026Jan 31 1:23 AMMonia Brett P
Proposed Sale
62,970$82.96$5.2M

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Jan 30, 2026Jan 31 1:20 AMO'NEIL PATRICK R.
Proposed Sale
6,179$83.01$512.9K

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Jan 30, 2026Jan 31 1:19 AMSwayze Eric
Proposed Sale
6,179$83.01$512.9K

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Jan 30, 2026Jan 31 1:14 AMSchneider Eugene
Proposed Sale
6,179$83.01$512.9K

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Jan 22, 2026Jan 23 10:51 PMShannon L. DeversEVP, Chief Human Resources Ofc
Sale
3,977$81.34$323.5K22,541(D)

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Jan 22, 2026Jan 23 9:05 PMDevers Shannon L.
Proposed Sale
3,977$81.34$323.5K

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Jan 22, 2026Jan 22 9:07 PMDevers Shannon L.
Proposed Sale
3,977$81.34$323.5K

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Jan 16, 2026Jan 21 4:51 PMBaroldi Mariana
Proposed Sale
1,171$80.00$93.7K

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Jan 16, 2026Jan 21 1:21 AMEric SwayzeEVP Research
Sale
9,933$75.34$748.4K318(I)

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Jan 16, 2026Jan 21 1:21 AMEugene SchneiderEVP, Chf Clinical Develop Ofcr
Sale
9,302$75.59$703.1K63,890(D)

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Jan 16, 2026Jan 21 1:20 AMPatrick R. O'NeilEVP CLO & General Counsel
Sale
9,191$75.84$697.0K66,171(D)

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Jan 16, 2026Jan 21 1:20 AMBrett P MoniaDirector, Chief Executive Officer
Sale
44,034$74.82$3.3M224,683(D)

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Jan 16, 2026Jan 21 1:18 AMHolly B. KordasiewiczEVP, Chief Development Officer
Sale
4,141$75.66$313.3K14,718(D)

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Jan 16, 2026Jan 21 1:18 AMKyle JenneEVP, Chf GL Pdt Str Ofcr
Sale
1,823$75.96$138.5K16,389(D)

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Jan 16, 2026Jan 21 1:18 AMHOUGEN ELIZABETH LEVP, Finance & CFO
Sale
12,922$75.22$972.0K126,307(D)

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Jan 16, 2026Jan 21 1:18 AMShannon L. DeversEVP, Chief Human Resources Ofc
Sale
8,353$75.95$634.4K26,518(D)

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Jan 16, 2026Jan 21 1:18 AMBrian BirchlerEVP, Corp and Development Ops
Sale
8,480$75.11$636.9K60,435(D)

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Jan 16, 2026Jan 21 1:18 AMBENNETT C FRANKEVP, Chief Scientific Officer
Sale
8,977$75.15$674.6K94,757(D)

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Jun 26, 2026Jun 30 9:48 PMJoseph BaroldiEVP, Chief Business Officer
Option Exercise
5,635$56.780(I)

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Jun 26, 2026Jun 30 9:48 PMEugene SchneiderEVP, Chf Clinical Develop Ofcr
Option Exercise
26,000$60.8926,000(D)

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Jun 26, 2026Jun 26 11:09 PMBrett P MoniaDirector, Chief Executive Officer
Option Exercise
50,000$56.7899,872(D)

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Jun 25, 2026Jun 26 11:09 PMBrett P MoniaDirector, Chief Executive Officer
Option Exercise
21,072$32.600(D)

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Jun 24, 2026Jun 26 11:09 PMBrett P MoniaDirector, Chief Executive Officer
Option Exercise
14,565$32.6021,072(D)

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Jun 12, 2026Jun 16 9:26 PMHolly B. KordasiewiczEVP, Chief Development Officer
Option Exercise
60,846$60.890(D)

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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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