Form 4 Tracker
IONIS PHARMACEUTICALS INC
IONS

78 insider filings · Latest: Jul 30, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Jun 25, 2026Jun 25 10:53 PMSwayze Eric
Proposed Sale
10,602$79.16$839.3K

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

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

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

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

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

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

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

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

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May 13, 2026May 13 9:20 PMMonia Brett P
Proposed Sale
100,000$78.01$7.8M

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May 4, 2026May 6 9:27 PMJoseph LoscalzoDirector
Sale
77,289$75.06$5.8M36,330(D)

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May 1, 2026May 5 8:30 PMJoseph Klein IIIDirector
Sale
10,111$73.51$743.2K11,014(D)

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May 4, 2026May 4 10:05 PMLOSCALZO JOSEPH
Proposed Sale
54,321$80.00$4.3M

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Apr 28, 2026Apr 30 8:21 PMJoseph BaroldiEVP, Chief Business Officer
Sale
1,626$71.79$116.7K44,909(D)

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Apr 28, 2026Apr 28 8:12 PMBaroldi Joseph
Proposed Sale
1,626$71.79$116.7K

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Apr 15, 2026Apr 17 11:19 PMLynne B ParshallDirector
Sale
5,000$76.27$381.4K51,344(D)

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Apr 16, 2026Apr 17 11:19 PMKyle JenneEVP, Chf GL Pdt Str Ofcr
Sale
4,902$75.17$368.5K23,713(D)

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Apr 16, 2026Apr 17 11:19 PMBrian BirchlerEVP, Corp and Development Ops
Sale
973$75.04$73.0K67,500(D)

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Apr 16, 2026Apr 17 11:19 PMJoseph BaroldiEVP, Chief Business Officer
Sale
5,619$74.56$419.0K46,535(D)

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Apr 16, 2026Apr 16 10:49 PMJenne Kyle
Proposed Sale
4,902$75.40$369.6K

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Jul 15, 2026Jul 17 9:13 PMPeter N ReikesDirector
Grant/Award
3,3993,399(D)

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Jul 15, 2026Jul 17 9:13 PMLudwig HantsonDirector
Grant/Award
3,3993,399(D)

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Jul 15, 2026Jul 17 9:12 PMJoan E HermanDirector
Option Exercise
5,2202,301(D)

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Jul 15, 2026Jul 17 9:12 PMBERTHELSEN SPENCER RDirector
Option Exercise
5,2202,301(D)

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Jul 7, 2026Jul 9 11:26 PMBENNETT C FRANKEVP, Chief Scientific Officer
Other (J)
15,000$0.0012,109(D)

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Jul 7, 2026Jul 9 10:07 PMAllene M. DiazDirector
Option Exercise
10,111$47.110(D)

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Jul 1, 2026Jul 6 10:50 PMMichael J. YangDirector
Grant/Award
7,670$79.199,451(D)

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Jul 1, 2026Jul 6 10:50 PMJoseph LoscalzoDirector
Grant/Award
7,670$79.197,521(D)

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Jul 1, 2026Jul 6 10:49 PMJoan E HermanDirector
Grant/Award
7,670$79.197,521(D)

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Jul 1, 2026Jul 6 10:49 PMJoseph Klein IIIDirector
Option Exercise
11,518$39.940(D)

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Jul 1, 2026Jul 6 10:49 PMJoseph Klein IIIDirector
Grant/Award
7,670$79.1916,277(D)

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Jul 1, 2026Jul 6 10:45 PMMichael R HaydenDirector
Grant/Award
7,670$79.1912,198(D)

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Jul 1, 2026Jul 6 10:44 PMAllene M. DiazDirector
Grant/Award
7,670$79.197,521(D)

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Jul 1, 2026Jul 6 10:44 PMBERTHELSEN SPENCER RDirector
Grant/Award
7,670$79.197,521(D)

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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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