Form 4 Tracker
IONIS PHARMACEUTICALS INC
IONS

78 insider filings · Latest: Jul 30, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Jan 16, 2026Jan 21 1:21 AMEugene SchneiderEVP, Chf Clinical Develop Ofcr
Sale
9,302$75.59$703.1K63,890(D)

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

Jan 16, 2026Jan 21 1:18 AMJoseph BaroldiEVP, Chief Business Officer
Sale
8,056$75.75$610.3K4,772(I)

View →

Jan 16, 2026Jan 17 12:31 AMSwayze Eric
Proposed Sale
9,884$76.23$753.5K

View →

Jan 16, 2026Jan 16 11:55 PMBaroldi Joseph
Proposed Sale
6,999$80.00$559.9K

View →

Jan 16, 2026Jan 16 11:50 PMBENNETT C FRANK
Proposed Sale
8,977$76.22$684.3K

View →

Jan 16, 2026Jan 16 11:47 PMBirchler Brian
Proposed Sale
8,480$76.22$646.4K

View →

Jan 16, 2026Jan 16 11:46 PMHOUGEN ELIZABETH L
Proposed Sale
12,922$76.24$985.1K

View →

Jan 16, 2026Jan 16 11:44 PMMonia Brett P
Proposed Sale
44,034$76.24$3.4M

View →

Jan 16, 2025Jan 16 11:43 PMKordasiewicz Holly B.
Proposed Sale
4,141$76.19$315.5K

View →

Jan 16, 2026Jan 16 11:42 PMO'NEIL PATRICK R.
Proposed Sale
9,191$76.23$700.6K

View →

Jan 16, 2026Jan 16 11:40 PMSchneider Eugene
Proposed Sale
9,302$76.23$709.1K

View →

Jan 16, 2025Jan 16 11:37 PMJenne Kyle
Proposed Sale
1,823$76.23$139.0K

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →