Form 4 Tracker
IONIS PHARMACEUTICALS INC
IONS

78 insider filings · Latest: Jul 30, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Jan 16, 2026Jan 16 11:36 PMDevers Shannon L.
Proposed Sale
8,353$76.22$636.6K

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Jan 7, 2026Jan 7 9:06 PMDevers Shannon L.
Proposed Sale
9,390$84.68$795.1K

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Jan 2, 2026Jan 2 9:49 PMSwayze Eric
Proposed Sale
23,463$69.02$1.6M

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Oct 30, 2025Dec 1 11:46 PMJoseph Wender
Proposed Sale
33,600$74.30$2.5M

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Dec 1, 2025Dec 1 11:14 PMJoseph Wender
Proposed Sale
14,479$81.99$1.2M

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Nov 25, 2025Nov 25 10:53 PMDevers Shannon L.
Proposed Sale
42,322$80.91$3.4M

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Nov 25, 2025Nov 25 9:04 PMKLEIN JOSEPH III
Proposed Sale
12,000$80.00$960.0K

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Nov 19, 2025Nov 19 10:41 PMJoan E. Herman
Proposed Sale
44,000$74.00$3.3M

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Oct 31, 2025Oct 31 8:26 PMLOSCALZO JOSEPH
Proposed Sale
16,000$75.10$1.2M

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Oct 31, 2025Oct 31 8:25 PMGeary Richard S
Proposed Sale
126,168$75.10$9.5M

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Oct 30, 2025Oct 30 10:21 PMJoseph Wender
Proposed Sale
33,600$74.17$2.5M

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Oct 15, 2025Oct 15 8:10 PMDevers Shannon L.
Proposed Sale
15,670$75.00$1.2M

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Oct 15, 2025Oct 15 8:08 PMPARSHALL B LYNNE
Proposed Sale
5,000$71.74$358.7K

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Oct 14, 2025Oct 14 8:58 PMBirchler Brian
Proposed Sale
31,900$72.00$2.3M

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Oct 6, 2025Oct 6 10:24 PMMonia Brett P
Proposed Sale
437$69.26$30.3K

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Oct 6, 2025Oct 6 10:09 PMBaroldi Joseph
Proposed Sale
1,625$69.37$112.7K

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Oct 6, 2025Oct 6 10:01 PMSwayze Eric
Proposed Sale
6,849$69.02$472.7K

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Oct 2, 2025Oct 2 10:11 PMO'NEIL PATRICK R.
Proposed Sale
78,105$67.69$5.3M

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Oct 2, 2025Oct 2 9:43 PMBaroldi Joseph
Proposed Sale
15,000$68.01$1.0M

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Oct 1, 2025Oct 1 9:33 PMJoseph Wender
Proposed Sale
22,400$65.80$1.5M

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
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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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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