Skip to content

Nasdaq · CIK 0000874015

IONS IONIS PHARMACEUTICALS INC

Insider trading from SEC Form 4. Last filing 40 d ago. Close $45.28 on Oct 9, 2026, +5% from the 52-week low and -48% from the high.

Last 90 days

Net insider value
$0
no open-market trades
Buys
0
$0 by 0 insiders
Sells
0
$0 by 0 insiders
Insiders on file
15
with a Form 4 at this company

Price and insider trades, last year

IONSOct 9, 2026 · close 45.28

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

Open-market buys and sells at IONIS PHARMACEUTICALS INC, scored.

ScoreInsiderValueHoldingsPrice contextFiled
19WeakJoseph Baroldi
EVP, Chief Business Officer
sell
$743k
11,950 shares
-27%+152% from low0% from high
18WeakC Frank Bennett
EVP, Chief Scientific Officer
sell
$358k
6,000 shares
-7%+140% from low0% from high
0WeakJoseph Baroldi
EVP, Chief Business Officer
sell
$16k
250 shares
-1%+140% from low0% from high
23WeakC Frank Bennett
EVP, Chief Scientific Officer
sell
$2.3M
38,909 shares
-42%+125% from low0% from high
33WeakJoseph Baroldi
EVP, Chief Business Officer
sell
$1.9M
32,800 shares
-94%+137% from low0% from high
0WeakC Frank Bennett
EVP, Chief Scientific Officer
sell
$440k
10,000 shares
-10%+70% from low-1% from high
43ModerateMichael R Hayden
director
buy
$478k
15,000 shares
+43%+24% from low-26% from high
30WeakJoseph Baroldi
EVP, Chief Business Officer
sell
$112k
3,928 shares
-11%+11% from low-34% from high
15WeakBrian Birchler
EVP, Corp and Development Ops
sell
$19k
680 shares
-1%+11% from low-34% from high
29WeakKyle Jenne
EVP, Chf GL Pdt Str Ofcr
sell
$86k
3,016 shares
-21%+11% from low-34% from high
5WeakBrett P Monia
Chief Executive Officer
sell
$4,525
140 shares
-0%-
1WeakPatrick R. O'Neil
EVP CLO & General Counsel
sell
$39k
1,207 shares
-2%-
50ModerateBrett P Monia
Chief Executive Officer
sell
$1.2M
38,843 shares
-18%-
22WeakPatrick R. O'Neil
EVP CLO & General Counsel
sell
$195k
6,165 shares
-10%-
36WeakC Frank Bennett
EVP, Chief Scientific Officer
sell
$43k
1,327 shares
-1%-
36WeakRichard S Geary
EVP, Chief Development Officer
sell
$46k
1,406 shares
-1%-
44ModerateElizabeth L Hougen
EVP, Finance & CFO
sell
$49k
1,523 shares
-1%-
57ModerateBrett P Monia
Chief Executive Officer
sell
$430k
13,242 shares
-6%-
36WeakPatrick R. O'Neil
EVP CLO & General Counsel
sell
$46k
1,406 shares
-2%-
37WeakEugene Schneider
EVP, Chf Clinical Develop Ofcr
sell
$48k
1,484 shares
-2%-
36WeakEric Swayze
EVP Research
sell
$44k
1,367 shares
-3%-
27WeakC Frank Bennett
EVP, Chief Scientific Officer
sell
$222k
6,752 shares
-7%-
31WeakJoseph Baroldi
EVP, Chief Business Officer
sell
$145k
4,430 shares
-16%-
27WeakBrian Birchler
EVP, Corp and Development Ops
sell
$177k
5,400 shares
-9%-
31WeakShannon L. Devers
EVP, Chief Human Resources Ofc
sell
$140k
4,267 shares
-21%-
28WeakRichard S Geary
EVP, Chief Development Officer
sell
$232k
7,072 shares
-7%-
36WeakElizabeth L Hougen
EVP, Finance & CFO
sell
$291k
8,870 shares
-8%-
55ModerateBrett P Monia
Chief Executive Officer
sell
$1.1M
33,445 shares
-14%-
33WeakPatrick R. O'Neil
EVP CLO & General Counsel
sell
$242k
7,360 shares
-11%-
32WeakEugene Schneider
EVP, Chf Clinical Develop Ofcr
sell
$214k
6,523 shares
-10%-
33WeakEric Swayze
EVP Research
sell
$236k
7,176 shares
-14%-
30WeakMichael R Hayden
director
buy
$181k
5,000 shares
+17%-
38WeakJoseph Loscalzo
director
sell
$511k
13,508 shares
-30%-
33WeakBrett P Monia
Chief Executive Officer
sell
$252k
6,630 shares
-4%-
16WeakEric Swayze
EVP Research
sell
$45k
1,194 shares
-3%-
10WeakEric Swayze
EVP Research
sell
$2,031
53 shares
-25%-

Transactions

The last 100 rows filed, every code.

DateInsiderTransactionSharesPriceValueHoldings afterFiled
Aug 31, 2026Brett P Monia
Chief Executive Officer
JOther
Common Stock
+98$51.31$5,028242,76040 d ago
Aug 31, 2026Brian Birchler
EVP, Corp and Development Ops
JOther
Common Stock
+58$51.31$2,976102,88340 d ago
Aug 31, 2026Patrick R. O'Neil
EVP CLO & General Counsel
JOther
Common Stock
+63$51.31$3,23259,20540 d ago
Aug 31, 2026C Frank Bennett
EVP, Chief Scientific Officer
JOther
Common Stock
+110$51.31$5,64460,12840 d ago
Sep 9, 2025Joseph Baroldi
EVP, Chief Business Officer
MOption exercise
Common Stock10b5-1
+11,950$31.80$380k43,876Sep 11, 2025
Sep 9, 2025Joseph Baroldi
EVP, Chief Business Officer
SOpen-market sale
Common Stock10b5-1
-11,950$62.16$743k31,926Sep 11, 2025
Sep 9, 2025Joseph Baroldi
EVP, Chief Business Officer
MOption exercise
Non-Qualified Stock Option (right to buy)derivative10b5-1
-11,950$0.00$041,700Sep 11, 2025
Sep 5, 2025Joseph Baroldi
EVP, Chief Business Officer
MOption exercise
Common Stock10b5-1
+250$31.80$7,95032,176Sep 9, 2025
Sep 5, 2025C Frank Bennett
EVP, Chief Scientific Officer
SOpen-market sale
Common Stock10b5-1
-6,000$59.60$358k82,679Sep 9, 2025
Sep 5, 2025Joseph Baroldi
EVP, Chief Business Officer
SOpen-market sale
Common Stock10b5-1
-250$62.00$16k31,926Sep 9, 2025
Sep 5, 2025Joseph Baroldi
EVP, Chief Business Officer
MOption exercise
Non-Qualified Stock Option (right to buy)derivative10b5-1
-250$0.00$053,650Sep 9, 2025
Sep 2, 2025C Frank Bennett
EVP, Chief Scientific Officer
SOpen-market sale
Common Stock10b5-1
-5,000$49.14$246k88,679Sep 4, 2025
Sep 3, 2025Joseph Baroldi
EVP, Chief Business Officer
MOption exercise
Common Stock10b5-1
+2,800$31.80$89k34,726Sep 4, 2025
Sep 3, 2025Joseph Baroldi
EVP, Chief Business Officer
SOpen-market sale
Common Stock10b5-1
-2,800$62.01$174k31,926Sep 4, 2025
Sep 3, 2025C Frank Bennett
EVP, Chief Scientific Officer
MOption exercise
Common Stock10b5-1
+46,800$53.77$2.5M135,479Sep 4, 2025
Sep 3, 2025Joseph Baroldi
EVP, Chief Business Officer
MOption exercise
Common Stock10b5-1
+15,000$31.80$477k46,926Sep 4, 2025
Sep 3, 2025C Frank Bennett
EVP, Chief Scientific Officer
SOpen-market sale
Common Stock10b5-1
-33,909$60.62$2.1M101,570Sep 4, 2025
Sep 3, 2025C Frank Bennett
EVP, Chief Scientific Officer
MOption exercise
Common Stock10b5-1
-12,891$61.50$793k88,679Sep 4, 2025
Sep 3, 2025Joseph Baroldi
EVP, Chief Business Officer
SOpen-market sale
Common Stock10b5-1
-30,000$59.09$1.8M16,926Sep 4, 2025
Sep 3, 2025Joseph Baroldi
EVP, Chief Business Officer
MOption exercise
Common Stock10b5-1
+15,000$31.80$477k31,926Sep 4, 2025
Sep 3, 2025C Frank Bennett
EVP, Chief Scientific Officer
MOption exercise
Non-Qualified Stock Option (right to buy)derivative10b5-1
-46,800$0.00$00Sep 4, 2025
Sep 3, 2025Joseph Baroldi
EVP, Chief Business Officer
MOption exercise
Non-Qualified Stock Option (right to buy)derivative10b5-1
-2,800$0.00$083,900Sep 4, 2025
Sep 3, 2025Joseph Baroldi
EVP, Chief Business Officer
MOption exercise
Non-Qualified Stock Option (right to buy)derivative10b5-1
-15,000$0.00$068,900Sep 4, 2025
Sep 3, 2025Joseph Baroldi
EVP, Chief Business Officer
MOption exercise
Non-Qualified Stock Option (right to buy)derivative10b5-1
-15,000$0.00$053,900Sep 4, 2025
Aug 29, 2025C Frank Bennett
EVP, Chief Scientific Officer
JOther
Common Stock
+213$27.71$5,90293,679Sep 3, 2025
Aug 29, 2025Brian Birchler
EVP, Corp and Development Ops
JOther
Common Stock
+166$27.71$4,60056,826Sep 3, 2025
Aug 18, 2025C Frank Bennett
EVP, Chief Scientific Officer
MOption exercise
Common Stock10b5-1
+10,000$32.60$326k103,466Aug 20, 2025
Aug 18, 2025C Frank Bennett
EVP, Chief Scientific Officer
SOpen-market sale
Common Stock10b5-1
-10,000$43.98$440k93,466Aug 20, 2025
Aug 18, 2025C Frank Bennett
EVP, Chief Scientific Officer
MOption exercise
Non-Qualified Stock Option (right to buy)derivative10b5-1
-10,000$0.00$018,869Aug 20, 2025
Jul 15, 2025Spencer R Berthelsen
director
MOption exercise
Common Stock
+4,079$0.00$0156,013Jul 17, 2025
Jul 15, 2025Spencer R Berthelsen
director
MOption exercise
Restricted Stock Unitderivative
-4,079$0.00$05,220Jul 17, 2025
Jul 1, 2025Spencer R Berthelsen
director
AGrant or award
Non-Qualified Stock Option (right to buy)derivative
+11,518$0.00$011,518Jul 2, 2025
Jul 1, 2025Spencer R Berthelsen
director
AGrant or award
Restricted Stock Unitderivative
+5,220$0.00$09,299Jul 2, 2025
May 1, 2025Michael R Hayden
director
POpen-market purchase
Common Stock
+15,000$31.86$478k50,219May 2, 2025
Apr 15, 2025Joseph Baroldi
EVP, Chief Business Officer
MOption exercise
Common Stock
+10,837$0.00$035,854Apr 17, 2025
Apr 15, 2025Kyle Jenne
EVP, Chf GL Pdt Str Ofcr
MOption exercise
Common Stock
+12,226$0.00$014,215Apr 17, 2025
Apr 15, 2025Brian Birchler
EVP, Corp and Development Ops
MOption exercise
Common Stock
+1,875$0.00$057,340Apr 17, 2025
Apr 16, 2025Joseph Baroldi
EVP, Chief Business Officer
SOpen-market sale
Common Stock
-3,928$28.40$112k31,926Apr 17, 2025
Apr 16, 2025Brian Birchler
EVP, Corp and Development Ops
SOpen-market sale
Common Stock
-680$28.37$19k56,660Apr 17, 2025
Apr 16, 2025Kyle Jenne
EVP, Chf GL Pdt Str Ofcr
SOpen-market sale
Common Stock
-3,016$28.36$86k11,199Apr 17, 2025
Apr 15, 2025Brian Birchler
EVP, Corp and Development Ops
MOption exercise
Restricted Stock Unitderivative
-1,875$0.00$061,215Apr 17, 2025
Apr 15, 2025Kyle Jenne
EVP, Chf GL Pdt Str Ofcr
MOption exercise
Restricted Stock Unitderivative
-12,226$0.00$036,677Apr 17, 2025
Apr 15, 2025Joseph Baroldi
EVP, Chief Business Officer
MOption exercise
Restricted Stock Unitderivative
-10,837$0.00$066,511Apr 17, 2025
Mar 11, 2025Brett P Monia
Chief Executive Officer
SOpen-market sale
Common Stock10b5-1
-140$32.32$4,525180,980Mar 13, 2025
Feb 28, 2025Richard S Geary
EVP, Chief Development Officer
JOther
Common Stock
+415$28.21$12k99,492Mar 4, 2025
Feb 28, 2025C Frank Bennett
EVP, Chief Scientific Officer
JOther
Common Stock
+320$28.21$9,02893,466Mar 4, 2025
Feb 28, 2025Brian Birchler
EVP, Corp and Development Ops
JOther
Common Stock
+414$28.21$12k55,465Mar 4, 2025
Feb 28, 2025Eric Swayze
EVP Research
JOther
Common Stock
+415$28.21$12k48,432Mar 4, 2025
Feb 28, 2025Brett P Monia
Chief Executive Officer
JOther
Common Stock
+437$28.21$12k181,120Mar 4, 2025
Feb 28, 2025Patrick R. O'Neil
EVP CLO & General Counsel
JOther
Common Stock
+554$28.21$16k56,799Mar 4, 2025
Feb 20, 2025Patrick R. O'Neil
EVP CLO & General Counsel
SOpen-market sale
Common Stock10b5-1
-1,207$32.35$39k56,245Feb 24, 2025
Feb 4, 2025Brett P Monia
Chief Executive Officer
SOpen-market sale
Common Stock10b5-1
-38,843$31.65$1.2M180,683Feb 6, 2025
Feb 4, 2025Patrick R. O'Neil
EVP CLO & General Counsel
SOpen-market sale
Common Stock10b5-1
-6,165$31.62$195k57,452Feb 6, 2025
Jan 30, 2025Brett P Monia
Chief Executive Officer
AGrant or award
Common Stock
+25,372$0.00$0232,768Feb 3, 2025
Jan 30, 2025Patrick R. O'Neil
EVP CLO & General Counsel
AGrant or award
Common Stock
+3,820$0.00$065,023Feb 3, 2025
Jan 30, 2025Eugene Schneider
EVP, Chf Clinical Develop Ofcr
AGrant or award
Common Stock
+4,032$0.00$062,540Feb 3, 2025
Jan 30, 2025Eric Swayze
EVP Research
AGrant or award
Common Stock
+3,714$0.00$049,384Feb 3, 2025
Jan 30, 2025C Frank Bennett
EVP, Chief Scientific Officer
AGrant or award
Common Stock
+3,607$0.00$094,473Feb 3, 2025
Jan 30, 2025Richard S Geary
EVP, Chief Development Officer
AGrant or award
Common Stock
+3,820$0.00$0100,483Feb 3, 2025
Jan 30, 2025Elizabeth L Hougen
EVP, Finance & CFO
AGrant or award
Common Stock
+4,138$0.00$0112,023Feb 3, 2025
Jan 31, 2025C Frank Bennett
EVP, Chief Scientific Officer
SOpen-market sale
Common Stock
-1,327$32.46$43k93,146Feb 3, 2025
Jan 31, 2025Richard S Geary
EVP, Chief Development Officer
SOpen-market sale
Common Stock
-1,406$32.40$46k99,077Feb 3, 2025
Jan 31, 2025Elizabeth L Hougen
EVP, Finance & CFO
SOpen-market sale
Common Stock
-1,523$32.44$49k110,500Feb 3, 2025
Jan 31, 2025Brett P Monia
Chief Executive Officer
SOpen-market sale
Common Stock
-13,242$32.45$430k219,526Feb 3, 2025
Jan 31, 2025Patrick R. O'Neil
EVP CLO & General Counsel
SOpen-market sale
Common Stock
-1,406$32.49$46k63,617Feb 3, 2025
Jan 31, 2025Eugene Schneider
EVP, Chf Clinical Develop Ofcr
SOpen-market sale
Common Stock
-1,484$32.20$48k61,056Feb 3, 2025
Jan 31, 2025Eric Swayze
EVP Research
SOpen-market sale
Common Stock
-1,367$32.31$44k48,017Feb 3, 2025
Jan 15, 2025Eugene Schneider
EVP, Chf Clinical Develop Ofcr
MOption exercise
Common Stock
+17,372$0.00$065,031Jan 17, 2025
Jan 15, 2025Brett P Monia
Chief Executive Officer
MOption exercise
Common Stock
+73,448$0.00$0240,841Jan 17, 2025
Jan 15, 2025Elizabeth L Hougen
EVP, Finance & CFO
MOption exercise
Common Stock
+23,887$0.00$0116,755Jan 17, 2025
Jan 15, 2025C Frank Bennett
EVP, Chief Scientific Officer
MOption exercise
Common Stock
+18,011$0.00$097,618Jan 17, 2025
Jan 15, 2025Joseph Baroldi
EVP, Chief Business Officer
MOption exercise
Common Stock
+8,787$0.00$028,418Jan 17, 2025
Jan 15, 2025Brian Birchler
EVP, Corp and Development Ops
MOption exercise
Common Stock
+14,283$0.00$060,451Jan 17, 2025
Jan 15, 2025Patrick R. O'Neil
EVP CLO & General Counsel
MOption exercise
Common Stock
+19,690$0.00$068,563Jan 17, 2025
Jan 15, 2025Kyle Jenne
EVP, Chf GL Pdt Str Ofcr
AGrant or award
Performance Restricted Stock Unitsderivative
+18,700$0.00$018,700Jan 17, 2025
Jan 15, 2025Shannon L. Devers
EVP, Chief Human Resources Ofc
MOption exercise
Common Stock
+12,295$0.00$020,204Jan 17, 2025
Jan 15, 2025Eric Swayze
EVP Research
MOption exercise
Common Stock
+19,111$0.00$052,824Jan 17, 2025
Jan 15, 2025Richard S Geary
EVP, Chief Development Officer
MOption exercise
Common Stock
+18,901$0.00$0103,735Jan 17, 2025
Jan 15, 2025Michael J. Yang
director
MOption exercise
Common Stock
+1,931$0.00$01,931Jan 17, 2025
Jan 16, 2025C Frank Bennett
EVP, Chief Scientific Officer
SOpen-market sale
Common Stock
-6,752$32.90$222k90,866Jan 17, 2025
Jan 16, 2025Joseph Baroldi
EVP, Chief Business Officer
SOpen-market sale
Common Stock
-3,401$32.70$111k25,017Jan 17, 2025
Jan 16, 2025Brian Birchler
EVP, Corp and Development Ops
SOpen-market sale
Common Stock
-5,400$32.70$177k55,051Jan 17, 2025
Jan 16, 2025Shannon L. Devers
EVP, Chief Human Resources Ofc
SOpen-market sale
Common Stock
-4,267$32.78$140k15,937Jan 17, 2025
Jan 16, 2025Richard S Geary
EVP, Chief Development Officer
SOpen-market sale
Common Stock
-7,072$32.86$232k96,663Jan 17, 2025
Jan 16, 2025Elizabeth L Hougen
EVP, Finance & CFO
SOpen-market sale
Common Stock
-8,870$32.81$291k107,885Jan 17, 2025
Jan 16, 2025Brett P Monia
Chief Executive Officer
SOpen-market sale
Common Stock
-33,445$32.63$1.1M207,396Jan 17, 2025
Jan 16, 2025Patrick R. O'Neil
EVP CLO & General Counsel
SOpen-market sale
Common Stock
-7,360$32.83$242k61,203Jan 17, 2025
Jan 16, 2025Eugene Schneider
EVP, Chf Clinical Develop Ofcr
SOpen-market sale
Common Stock
-6,523$32.79$214k58,508Jan 17, 2025
Jan 16, 2025Eric Swayze
EVP Research
SOpen-market sale
Common Stock
-7,154$32.84$235k45,670Jan 17, 2025
Jan 15, 2025Kyle Jenne
EVP, Chf GL Pdt Str Ofcr
AGrant or award
Restricted Stock Unitderivative
+28,050$0.00$028,050Jan 17, 2025
Jan 15, 2025Michael J. Yang
director
MOption exercise
Restricted Stock Unitderivative
-1,931$0.00$07,939Jan 17, 2025
Jan 15, 2025C Frank Bennett
EVP, Chief Scientific Officer
AGrant or award
Performance Restricted Stock Unitsderivative
+22,000$0.00$063,482Jan 17, 2025
Jan 15, 2025Joseph Baroldi
EVP, Chief Business Officer
MOption exercise
Common Stockindirect: by Spouse
+2,460$0.00$04,100Jan 17, 2025
Jan 15, 2025Brian Birchler
EVP, Corp and Development Ops
AGrant or award
Performance Restricted Stock Unitsderivative
+22,000$0.00$053,338Jan 17, 2025
Jan 15, 2025Shannon L. Devers
EVP, Chief Human Resources Ofc
AGrant or award
Performance Restricted Stock Unitsderivative
+22,000$0.00$022,000Jan 17, 2025
Jan 15, 2025Eric Swayze
EVP Research
MOption exercise
Common Stockindirect: by Son
+49$0.00$0206Jan 17, 2025
Jan 15, 2025Eugene Schneider
EVP, Chf Clinical Develop Ofcr
AGrant or award
Performance Restricted Stock Unitsderivative
+22,000$0.00$065,437Jan 17, 2025
Jan 15, 2025Patrick R. O'Neil
EVP CLO & General Counsel
AGrant or award
Performance Restricted Stock Unitsderivative
+22,000$0.00$064,801Jan 17, 2025
Jan 15, 2025Brett P Monia
Chief Executive Officer
AGrant or award
Performance Restricted Stock Unitsderivative
+169,950$0.00$0630,201Jan 17, 2025
Jan 15, 2025Elizabeth L Hougen
EVP, Finance & CFO
AGrant or award
Performance Restricted Stock Unitsderivative
+31,000$0.00$086,635Jan 17, 2025

Insiders

Everyone who has filed a Form 4 here.

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

IONS insider trading: IONIS PHARMACEUTICALS INC | InsiderTell