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IONIS PHARMACEUTICALS INC

IONS Net selling
CIK 0000874015 #948 in the set updated 17 Sep 2026
Bought (12 mo)
$1.06M
out of their own pocket, the only kind of buying there is
Sold (12 mo)
$155.14M
$17.39M on a plan · $118.69M straight out of an exercise
Sold at will
$19.06M
25 of 143 sales
Net
−$154.08M
−$18.00M against sales at will

By person

21 insiders · 146 transactions
11.9×

Brett P. Monia holds 11.9 times base salary in stock. $12.53M of shares against $1.05M in salary for 2025.

Salary from the company's own proxy. The shares are what Brett P. Monia last reported holding, valued at $51.60, the price Common Stock was last bought or sold at on the open market here, on 31 Jul 2026.

Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Monia Brett P
Chief Executive Officer
—
$30.35M (14) scheduled
−$30.35M
242,760
0.1461%
$12.53M
+39.5%
HOUGEN ELIZABETH L
EVP, Finance & CFO
—
$21.12M (6) scheduled
−$21.12M
82,660
0.0497%
$4.27M
−11.0%
BENNETT C FRANK
EVP, Chief Scientific Officer
—
$16.71M (10) scheduled
−$16.71M
60,128
0.0362%
$3.10M
−28.9%
Geary Richard S
EVP, Chief Development Officer
—
$13.23M (10) scheduled
−$13.23M
59,657
0.0359%
$3.08M
−29.7%
O'NEIL PATRICK R.
EVP CLO & General Counsel
—
$9.17M (10) scheduled
−$9.17M
59,205
0.0356%
$3.05M
+21.1%
Devers Shannon L.
EVP, Chief Human Resources Ofc
—
$8.66M (14) scheduled
−$8.66M
16,348
0.0098%
$843.56K
+106.7%
Swayze Eric
EVP Research
—
$7.51M (12) scheduled
−$7.51M
22,077
0.0133%
$1.14M
−36.9%
LOSCALZO JOSEPH
Director
—
$7.09M (5) scheduled
−$7.09M
36,330
0.0219%
$1.87M
−20.6%
KLEIN JOSEPH III
Director
—
$6.00M (12) scheduled
−$6.00M
11,014
0.0066%
$568.32K
−32.6%
WENDER JOSEPH H
Director
—
$5.44M (7) scheduled
−$5.44M
52,035
0.0313%
$2.69M
−67.6%
Diaz Allene M.
Director
—
$5.22M (4) scheduled
−$5.22M
3,811
0.0023%
$196.65K
−75.8%
Kordasiewicz Holly B.
EVP, Chief Development Officer
—
$4.81M (4) scheduled
−$4.81M
22,096
0.0133%
$1.14M
+42.7%
Schneider Eugene
EVP, Chf Clinical Develop Ofcr
—
$3.74M (4) scheduled
−$3.74M
77,114
0.0464%
$3.98M
+26.7%
Baroldi Joseph
EVP, Chief Business Officer
—
$3.70M (13) scheduled
−$3.70M
49,578
0.0298%
$2.56M
+129.6%
Birchler Brian
EVP, Corp and Development Ops
—
$3.56M (6) scheduled
−$3.56M
102,883
0.0619%
$5.31M
+26.2%
Jenne Kyle
EVP, Chf GL Pdt Str Ofcr
—
$3.33M (4) scheduled
−$3.33M
23,713
0.0143%
$1.22M
+1,092%
HERMAN JOAN E
Director
—
$3.17M (2) scheduled
−$3.17M
51,306
0.0309%
$2.65M
+22.1%
BERTHELSEN SPENCER R
Director
—
$1.19M (2) scheduled
−$1.19M
161,233
0.0970%
$8.32M
+6.1%
PARSHALL B LYNNE
Director
—
$1.15M (4) scheduled
−$1.15M
51,344
0.0309%
$2.65M
−41.2%
Hayden Michael R
Director
$1.06M (2)
—
+$1.06M
78,298
0.0471%
$4.04M
+128.8%
YANG MICHAEL J.
Director
—
—
—
7,940
0.0048%
$409.70K
—

Individual transactions

30
Insider
Date
Role
Action
Shares
Price
Amount
Kordasiewicz Holly B.
7 Jul 2026
EVP, Chief Development Officer
Sold on a plan
362
$84.30
$30.52K
BENNETT C FRANK
7 Jul 2026
EVP, Chief Scientific Officer
Sold on a plan indirect
15,000
$85.46
$1.28M
BENNETT C FRANK
7 Jul 2026
EVP, Chief Scientific Officer
Sold on a plan
5,536
$83.58
$462.69K
O'NEIL PATRICK R.
26 Jun 2026
EVP CLO & General Counsel
Sold on a plan
3,069
$80.00
$245.52K
Swayze Eric
25 Jun 2026
EVP Research
Sold on a plan
10,602
$79.18
$839.49K
Baroldi Joseph
28 Apr 2026
EVP, Chief Business Officer
Sold on a plan
1,626
$71.79
$116.73K
PARSHALL B LYNNE
15 Apr 2026
Director
Sold on a plan
534
$76.97
$41.10K
PARSHALL B LYNNE
15 Apr 2026
Director
Sold on a plan
4,466
$76.19
$340.26K
Devers Shannon L.
2 Apr 2026
EVP, Chief Human Resources Ofc
Sold on a plan
6,193
$74.05
$458.61K
Schneider Eugene
19 Mar 2026
EVP, Chf Clinical Develop Ofcr
Sold on a plan
5,812
$70.97
$412.49K
HOUGEN ELIZABETH L
17 Mar 2026
EVP, Finance & CFO
Sold on a plan
10,172
$73.21
$744.66K
O'NEIL PATRICK R.
9 Mar 2026
EVP CLO & General Counsel
Sold on a plan
10,148
$75.25
$763.66K
Swayze Eric
13 Feb 2026
EVP Research
Sold on a plan
6,207
$82.07
$509.40K
Swayze Eric
13 Feb 2026
EVP Research
Sold on a plan
9,435
$81.56
$769.51K
PARSHALL B LYNNE
11 Feb 2026
Director
Sold on a plan
5,000
$82.72
$413.59K
Monia Brett P
6 Feb 2026
Chief Executive Officer
Sold on a plan
29,430
$85.79
$2.52M
Devers Shannon L.
22 Jan 2026
EVP, Chief Human Resources Ofc
Sold on a plan
3,977
$81.34
$323.49K
WENDER JOSEPH H
1 Dec 2025
Director
Sold on a plan indirect
7,429
$81.23
$603.49K
WENDER JOSEPH H
1 Dec 2025
Director
Sold on a plan indirect
20,571
$80.67
$1.66M
Birchler Brian
6 Nov 2025
EVP, Corp and Development Ops
Sold on a plan
8,000
$76.17
$609.38K
WENDER JOSEPH H
31 Oct 2025
Director
Sold on a plan indirect
11,200
$75.16
$841.78K
WENDER JOSEPH H
30 Oct 2025
Director
Sold on a plan indirect
5,975
$73.85
$441.25K
WENDER JOSEPH H
30 Oct 2025
Director
Sold on a plan indirect
8,341
$73.16
$610.23K
WENDER JOSEPH H
30 Oct 2025
Director
Sold on a plan indirect
2,484
$72.19
$179.32K
Devers Shannon L.
16 Oct 2025
EVP, Chief Human Resources Ofc
Sold on a plan
1,263
$73.62
$92.98K
PARSHALL B LYNNE
15 Oct 2025
Director
Sold on a plan
5,000
$71.74
$358.72K
Baroldi Joseph
6 Oct 2025
EVP, Chief Business Officer
Sold on a plan
1,625
$69.37
$112.73K
Monia Brett P
6 Oct 2025
Chief Executive Officer
Sold on a plan
437
$69.26
$30.27K
Swayze Eric
6 Oct 2025
EVP Research
Sold on a plan
6,849
$69.02
$472.72K
WENDER JOSEPH H
1 Oct 2025
Director
Sold on a plan indirect
16,800
$65.50
$1.10M
Show all 146 transactions →

What was left out

Form 4 filings counted 117
Amendments (4/A) skipped 3
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 30
Sales straight out of an exercise 88
Sales at will 25
Transactions with no price 0
Shares from compensation/vesting 2,000,192
History held since 6 Sep 2016