Form 4 Tracker
IONIS PHARMACEUTICALS INC
IONS

63 insider filings · Latest: Jun 26, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Jul 1, 2026Jul 1 9:29 PMKLEIN JOSEPH III
Proposed Sale
11,518$79.04$910.4K

View →

Jun 26, 2026Jun 30 9:48 PMJoseph BaroldiEVP, Chief Business Officer
Sale
5,635$80.16$451.7K4,669(I)

View →

Jun 26, 2026Jun 30 9:48 PMPatrick R. O'NeilEVP CLO & General Counsel
Sale
3,069$80.00$245.5K61,470(D)

View →

Jun 26, 2026Jun 30 9:48 PMEugene SchneiderEVP, Chf Clinical Develop Ofcr
Sale
26,000$81.05$2.1M77,114(D)

View →

Jun 26, 2026Jun 26 11:09 PMBrett P MoniaDirector, Chief Executive Officer
Sale
50,000$80.59$4.0M245,571(D)

View →

Jun 25, 2026Jun 26 11:09 PMBrett P MoniaDirector, Chief Executive Officer
Sale
21,072$78.49$1.7M245,571(D)

View →

Jun 24, 2026Jun 26 11:09 PMBrett P MoniaDirector, Chief Executive Officer
Sale
14,565$78.41$1.1M245,571(D)

View →

Jun 25, 2026Jun 26 11:09 PMEric SwayzeEVP Research
Sale
10,602$79.18$839.5K21,759(D)

View →

Jun 26, 2026Jun 26 9:48 PMBaroldi Mariana
Proposed Sale
5,635$80.16$451.7K

View →

Jun 26, 2026Jun 26 9:47 PMO'NEIL PATRICK R.
Proposed Sale
3,069$80.00$245.5K

View →

Jun 26, 2026Jun 26 9:43 PMSchneider Eugene
Proposed Sale
47,884$81.05$3.9M

View →

Jun 25, 2026Jun 25 10:53 PMSwayze Eric
Proposed Sale
10,602$79.16$839.3K

View →

Jun 12, 2026Jun 16 9:26 PMHolly B. KordasiewiczEVP, Chief Development Officer
Sale
60,846$73.41$4.5M22,458(D)

View →

Jun 15, 2026Jun 16 9:26 PMBERTHELSEN SPENCER RDirector
Sale
8,000$73.49$587.9K156,013(D)

View →

Jun 15, 2026Jun 15 2:17 PMBERTHELSEN SPENCER R
Proposed Sale
8,000$73.49$587.9K

View →

Jun 12, 2026Jun 12 8:29 PMKordasiewicz Holly B.
Proposed Sale
60,846$73.41$4.5M

View →

Jun 1, 2026Jun 3 9:34 PMBERTHELSEN SPENCER RDirector
Sale
8,000$75.67$605.4K156,013(D)

View →

Jun 1, 2026Jun 1 2:47 PMBERTHELSEN SPENCER R
Proposed Sale
8,000$75.67$605.4K

View →

May 14, 2026May 15 10:15 PMBrett P MoniaDirector, Chief Executive Officer
Sale
3,220$78.68$253.3K242,662(D)

View →

May 13, 2026May 15 10:15 PMBrett P MoniaDirector, Chief Executive Officer
Sale
1,316$78.01$102.7K242,662(D)

View →

Page 1 of 10

Next →

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)

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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 →

Page 1 of 3

Next →