Form 4 Tracker
IONIS PHARMACEUTICALS INC
IONS

63 insider filings · Latest: Jun 26, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
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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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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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
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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Mar 3, 2026Mar 5 11:14 PMShannon L. DeversEVP, Chief Human Resources Ofc
Option Exercise
20,106$52.878,877(D)

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Mar 3, 2026Mar 5 11:13 PMBENNETT C FRANKEVP, Chief Scientific Officer
Option Exercise
65,089$60.890(D)

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Mar 4, 2026Mar 5 11:13 PMJoseph BaroldiEVP, Chief Business Officer
Option Exercise
439$56.783,866(I)

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Mar 3, 2026Mar 5 11:13 PMJoseph BaroldiEVP, Chief Business Officer
Option Exercise
1,699$56.784,104(I)

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Feb 2, 2026Feb 4 9:06 PMBENNETT C FRANKEVP, Chief Scientific Officer
Option Exercise
65,089$60.890(D)

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Jan 15, 2026Jan 21 1:21 AMMichael J. YangDirector
Option Exercise
1,9307,150(D)

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Jan 15, 2026Jan 21 1:21 AMEric SwayzeEVP Research
Grant/Award
35,700$0.00611(I)

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Jan 15, 2026Jan 21 1:21 AMEric SwayzeEVP Research
Option Exercise
21,477386(I)

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Jan 15, 2026Jan 21 1:21 AMEugene SchneiderEVP, Chf Clinical Develop Ofcr
Option Exercise
21,68539,251(D)

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Jan 15, 2026Jan 21 1:21 AMEugene SchneiderEVP, Chf Clinical Develop Ofcr
Grant/Award
35,475$0.0048,926(D)

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Jan 15, 2026Jan 21 1:20 AMPatrick R. O'NeilEVP CLO & General Counsel
Option Exercise
21,47339,251(D)

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Jan 15, 2026Jan 21 1:20 AMPatrick R. O'NeilEVP CLO & General Counsel
Grant/Award
35,475$0.0048,926(D)

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Jan 15, 2026Jan 21 1:20 AMBrett P MoniaDirector, Chief Executive Officer
Grant/Award
156,585$0.00205,719(D)

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Jan 15, 2026Jan 21 1:20 AMBrett P MoniaDirector, Chief Executive Officer
Option Exercise
89,145163,014(D)

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