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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

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

View →

Apr 16, 2026Apr 16 10:47 PMBirchler Brian
Proposed Sale
973$75.40$73.4K

View →

Apr 16, 2026Apr 16 10:45 PMBaroldi Joseph
Proposed Sale
5,619$75.40$423.7K

View →

Apr 1, 2026Apr 2 11:43 PMJoseph Klein IIIDirector
Sale
22,321$75.55$1.7M11,014(D)

View →

Apr 2, 2026Apr 2 11:43 PMShannon L. DeversEVP, Chief Human Resources Ofc
Sale
6,193$74.05$458.6K16,348(D)

View →

Mar 3, 2026Mar 31 9:28 PMDiaz Allene M.
Proposed Sale
68,800$79.50$5.5M

View →

Mar 19, 2026Mar 24 8:43 PMSchneider Eugene
Proposed Sale
5,812$70.97$412.5K

View →

Mar 19, 2026Mar 23 11:36 PMEugene SchneiderEVP, Chf Clinical Develop Ofcr
Sale
5,812$70.97$412.5K63,890(D)

View →

Mar 19, 2026Mar 19 8:01 PMSchneider Eugene
Proposed Sale
5,812$70.97$412.5K

View →

Mar 17, 2026Mar 18 9:19 PMHOUGEN ELIZABETH LEVP, Finance & CFO
Sale
10,172$73.21$744.7K82,660(D)

View →

Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Jan 2, 2026Jan 21 1:20 AMHolly B. KordasiewiczEVP, Chief Development Officer
Grant/Award
7,500$79.6716,600(D)

View →

Jan 15, 2026Jan 21 1:18 AMHolly B. KordasiewiczEVP, Chief Development Officer
Option Exercise
11,11920,830(D)

View →

Jan 15, 2026Jan 21 1:18 AMHolly B. KordasiewiczEVP, Chief Development Officer
Grant/Award
24,90045,730(D)

View →

Jan 15, 2026Jan 21 1:18 AMKyle JenneEVP, Chf GL Pdt Str Ofcr
Option Exercise
7,01329,664(D)

View →

Jan 15, 2026Jan 21 1:18 AMKyle JenneEVP, Chf GL Pdt Str Ofcr
Grant/Award
35,475$0.0037,725(D)

View →

Jan 15, 2026Jan 21 1:18 AMHOUGEN ELIZABETH LEVP, Finance & CFO
Option Exercise
28,72955,940(D)

View →

Jan 15, 2026Jan 21 1:18 AMHOUGEN ELIZABETH LEVP, Finance & CFO
Grant/Award
47,245$0.0068,825(D)

View →

Jan 15, 2026Jan 21 1:18 AMShannon L. DeversEVP, Chief Human Resources Ofc
Option Exercise
17,37743,029(D)

View →

Jan 15, 2026Jan 21 1:18 AMShannon L. DeversEVP, Chief Human Resources Ofc
Grant/Award
35,475$0.0052,704(D)

View →

Jan 15, 2026Jan 21 1:18 AMBrian BirchlerEVP, Corp and Development Ops
Option Exercise
20,08941,126(D)

View →

Jan 15, 2026Jan 21 1:18 AMBrian BirchlerEVP, Corp and Development Ops
Grant/Award
35,475$0.0050,801(D)

View →

Jan 15, 2026Jan 21 1:18 AMBENNETT C FRANKEVP, Chief Scientific Officer
Option Exercise
21,05517,434(D)

View →

Jan 15, 2026Jan 21 1:18 AMBENNETT C FRANKEVP, Chief Scientific Officer
Grant/Award
35,475$0.0027,109(D)

View →

Jan 15, 2026Jan 21 1:18 AMJoseph BaroldiEVP, Chief Business Officer
Option Exercise
19,8875,474(I)

View →

Jan 15, 2026Jan 21 1:18 AMJoseph BaroldiEVP, Chief Business Officer
Grant/Award
39,375$0.009,374(I)

View →

← Previous

Page 3 of 3