IONIS PHARMACEUTICALS INC (IONS) - Insider Trading & Ownership

Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Insider Trading Transactions for IONIS PHARMACEUTICALS INC
Goto 0, 1, 2, ...10, 11, Next
Common stock purchase or sale:
Transaction
Date
Reported
DateTime
CompanySymbolInsider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2026-04-01
Sale
2026-04-02
7:43 pm
IONIS PHARMACEUTICALS INCIONSKLEIN JOSEPH III
Director
22,321$75.55$1,686,30211,114
(Indirect
Direct)
View
2026-04-02
Sale
2026-04-02
7:43 pm
IONIS PHARMACEUTICALS INCIONSDevers Shannon L.
EVP, Chief Human Resources Ofc
6,193$74.05$458,61316,348
(Direct)
View
2026-03-19
Sale
2026-03-23
7:36 pm
IONIS PHARMACEUTICALS INCIONSSchneider Eugene
EVP, Chf Clinical Develop Ofcr
5,812$70.97$412,48663,890
(Direct)
View
2026-03-16
Sale
2026-03-18
5:19 pm
IONIS PHARMACEUTICALS INCIONSHOUGEN ELIZABETH L
EVP, Finance & CFO
225,220$72.43$16,313,67688,065
(Direct)
View
2026-03-09
Sale
2026-03-11
4:19 pm
IONIS PHARMACEUTICALS INCIONSO'NEIL PATRICK R.
EVP CLO & General Counsel
10,148$75.25$763,66262,211
(Direct)
View
2026-03-09
Sale
2026-03-11
4:19 pm
IONIS PHARMACEUTICALS INCIONSMonia Brett P
Chief Executive Officer
160,773$75.35$12,114,155384,397
(Direct)
View
2026-03-10
Sale
2026-03-11
4:18 pm
IONIS PHARMACEUTICALS INCIONSJenne Kyle
EVP, Chf GL Pdt Str Ofcr
37,277$75.85$2,827,32563,015
(Direct)
View
2026-03-03
Sale
2026-03-05
6:14 pm
IONIS PHARMACEUTICALS INCIONSLOSCALZO JOSEPH
Director
1,032$80.26$82,83358,466
(Direct)
View
2026-03-03
Sale
2026-03-05
6:14 pm
IONIS PHARMACEUTICALS INCIONSKLEIN JOSEPH III
Director
21,332$79.51$1,696,18111,114
(Indirect
Direct)
View
2026-03-03
Sale
2026-03-05
6:14 pm
IONIS PHARMACEUTICALS INCIONSDiaz Allene M.
Director
54,878$79.35$4,354,4283,811
(Direct)
View
2026-03-03
Sale
2026-03-05
6:14 pm
IONIS PHARMACEUTICALS INCIONSDevers Shannon L.
EVP, Chief Human Resources Ofc
20,106$79.4$1,596,43365,870
(Direct)
View
2026-03-03
Sale
2026-03-05
6:13 pm
IONIS PHARMACEUTICALS INCIONSBENNETT C FRANK
EVP, Chief Scientific Officer
85,089$79.23$6,741,66982,960
(Direct)
View
2026-03-03
Sale
2026-03-05
6:13 pm
IONIS PHARMACEUTICALS INCIONSBaroldi Joseph
EVP, Chief Business Officer
6,659$79.74$530,98757,373
(Indirect
Direct)
View
2026-02-13
Sale
2026-02-13
7:40 pm
IONIS PHARMACEUTICALS INCIONSSwayze Eric
EVP Research
15,642$81.76$1,278,91432,423
(Indirect
Direct)
View
2026-02-11
Sale
2026-02-13
7:40 pm
IONIS PHARMACEUTICALS INCIONSPARSHALL B LYNNE
Director
5,000$82.72$413,58856,344
(Direct)
View
2026-02-06
Sale
2026-02-10
5:04 pm
IONIS PHARMACEUTICALS INCIONSMonia Brett P
Chief Executive Officer
29,430$85.79$2,524,820254,497
(Direct)
View
2026-02-02
Sale
2026-02-04
4:06 pm
IONIS PHARMACEUTICALS INCIONSBENNETT C FRANK
EVP, Chief Scientific Officer
85,089$82.93$7,056,21682,699
(Direct)
View
2026-01-30
Sale
2026-02-02
8:52 pm
IONIS PHARMACEUTICALS INCIONSSwayze Eric
EVP Research
6,179$82.93$512,44648,065
(Indirect
Direct)
View
2026-01-30
Sale
2026-02-02
8:52 pm
IONIS PHARMACEUTICALS INCIONSSchneider Eugene
EVP, Chf Clinical Develop Ofcr
6,179$83.45$515,63069,702
(Direct)
View
2026-01-30
Sale
2026-02-02
8:51 pm
IONIS PHARMACEUTICALS INCIONSO'NEIL PATRICK R.
EVP CLO & General Counsel
6,179$83.53$516,15371,983
(Direct)
View
2026-01-30
Sale
2026-02-02
8:51 pm
IONIS PHARMACEUTICALS INCIONSMonia Brett P
Chief Executive Officer
62,970$82.72$5,208,979283,927
(Direct)
View
2026-01-30
Sale
2026-02-02
8:51 pm
IONIS PHARMACEUTICALS INCIONSHOUGEN ELIZABETH L
EVP, Finance & CFO
6,988$83.24$581,702132,881
(Direct)
View
2026-01-30
Sale
2026-02-02
8:51 pm
IONIS PHARMACEUTICALS INCIONSBirchler Brian
EVP, Corp and Development Ops
6,179$83.03$513,04866,247
(Direct)
View
2026-01-30
Sale
2026-02-02
8:51 pm
IONIS PHARMACEUTICALS INCIONSBENNETT C FRANK
EVP, Chief Scientific Officer
5,885$82.95$488,141100,293
(Direct)
View
2026-01-30
Sale
2026-02-02
8:51 pm
IONIS PHARMACEUTICALS INCIONSBaroldi Joseph
EVP, Chief Business Officer
5,296$82.96$439,36450,185
(Indirect
Direct)
View
2026-01-22
Sale
2026-01-23
5:51 pm
IONIS PHARMACEUTICALS INCIONSDevers Shannon L.
EVP, Chief Human Resources Ofc
3,977$81.34$323,49022,541
(Direct)
View
2026-01-16
Sale
2026-01-20
8:21 pm
IONIS PHARMACEUTICALS INCIONSSwayze Eric
EVP Research
9,933$75.34$748,383221,709
(Indirect
Direct)
View
2026-01-16
Sale
2026-01-20
8:21 pm
IONIS PHARMACEUTICALS INCIONSSchneider Eugene
EVP, Chf Clinical Develop Ofcr
9,302$75.59$703,138243,304
(Direct)
View
2026-01-16
Sale
2026-01-20
8:20 pm
IONIS PHARMACEUTICALS INCIONSO'NEIL PATRICK R.
EVP CLO & General Counsel
9,191$75.84$697,045244,949
(Direct)
View
2026-01-16
Sale
2026-01-20
8:20 pm
IONIS PHARMACEUTICALS INCIONSMonia Brett P
Chief Executive Officer
44,034$74.82$3,294,6241,337,497
(Direct)
View
2026-01-16
Sale
2026-01-20
8:18 pm
IONIS PHARMACEUTICALS INCIONSKordasiewicz Holly B.
EVP, Chief Development Officer
4,141$75.66$313,308115,758
(Direct)
View
2026-01-16
Sale
2026-01-20
8:18 pm
IONIS PHARMACEUTICALS INCIONSJenne Kyle
EVP, Chf GL Pdt Str Ofcr
1,823$75.96$138,475128,278
(Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
CompanySymnbolInsider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2026-04-01
Exercise
2026-04-02
7:43 pm
2023-07-01
2032-06-30
IONIS PHARMACEUTICALS INCIONSKLEIN JOSEPH III
Director
22,321$011,114
(Direct)
View
2026-04-01
Exercise
2026-04-02
7:43 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSKLEIN JOSEPH III
Director
12,000$38.0611,114
(Direct)
View
2026-04-01
Exercise
2026-04-02
7:43 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSKLEIN JOSEPH III
Director
10,321$41.0811,114
(Direct)
View
2026-03-16
Exercise
2026-03-18
5:19 pm
2023-01-03
2032-01-02
IONIS PHARMACEUTICALS INCIONSHOUGEN ELIZABETH L
EVP, Finance & CFO
174,999$088,065
(Direct)
View
2026-03-16
Exercise
2026-03-18
5:19 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSHOUGEN ELIZABETH L
EVP, Finance & CFO
61,041$56.7888,065
(Direct)
View
2026-03-16
Exercise
2026-03-18
5:19 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSHOUGEN ELIZABETH L
EVP, Finance & CFO
20,541$37.5888,065
(Direct)
View
2026-03-16
Exercise
2026-03-18
5:19 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSHOUGEN ELIZABETH L
EVP, Finance & CFO
33,118$32.688,065
(Direct)
View
2026-03-16
Exercise
2026-03-18
5:19 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSHOUGEN ELIZABETH L
EVP, Finance & CFO
60,299$60.8988,065
(Direct)
View
2026-03-09
Exercise
2026-03-11
4:19 pm
2021-01-02
2027-01-01
IONIS PHARMACEUTICALS INCIONSMonia Brett P
Chief Executive Officer
148,454$0384,397
(Direct)
View
2026-03-09
Exercise
2026-03-11
4:19 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSMonia Brett P
Chief Executive Officer
148,454$60.89384,397
(Direct)
View
2026-03-10
Exercise
2026-03-11
4:18 pm
2026-01-02
2035-01-01
IONIS PHARMACEUTICALS INCIONSJenne Kyle
EVP, Chf GL Pdt Str Ofcr
37,277$063,015
(Direct)
View
2026-03-10
Exercise
2026-03-11
4:18 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSJenne Kyle
EVP, Chf GL Pdt Str Ofcr
4,675$34.6963,015
(Direct)
View
2026-03-10
Exercise
2026-03-11
4:18 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSJenne Kyle
EVP, Chf GL Pdt Str Ofcr
32,602$46.163,015
(Direct)
View
2026-03-03
Exercise
2026-03-05
6:14 pm
2023-07-01
2032-06-30
IONIS PHARMACEUTICALS INCIONSLOSCALZO JOSEPH
Director
1,032$058,466
(Direct)
View
2026-03-03
Exercise
2026-03-05
6:14 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSLOSCALZO JOSEPH
Director
1,032$38.0658,466
(Direct)
View
2026-03-03
Exercise
2026-03-05
6:14 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSKLEIN JOSEPH III
Director
12,000$40.0511,114
(Direct)
View
2026-03-03
Exercise
2026-03-05
6:14 pm
2022-07-01
2031-06-30
IONIS PHARMACEUTICALS INCIONSKLEIN JOSEPH III
Director
16,000$011,114
(Direct)
View
2026-03-03
Exercise
2026-03-05
6:14 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSKLEIN JOSEPH III
Director
4,000$42.8811,114
(Direct)
View
2026-03-03
Exercise
2026-03-05
6:14 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSDiaz Allene M.
Director
18,000$40.053,811
(Direct)
View
2026-03-03
Exercise
2026-03-05
6:14 pm
2023-07-01
2032-06-30
IONIS PHARMACEUTICALS INCIONSDiaz Allene M.
Director
40,321$03,811
(Direct)
View
2026-03-03
Exercise
2026-03-05
6:14 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSDiaz Allene M.
Director
10,321$41.083,811
(Direct)
View
2026-03-03
Exercise
2026-03-05
6:14 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSDiaz Allene M.
Director
12,000$38.063,811
(Direct)
View
2026-03-03
Exercise
2026-03-05
6:14 pm
2023-01-03
2032-01-02
IONIS PHARMACEUTICALS INCIONSDevers Shannon L.
EVP, Chief Human Resources Ofc
20,106$065,870
(Direct)
View
2026-03-03
Exercise
2026-03-05
6:14 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSDevers Shannon L.
EVP, Chief Human Resources Ofc
385$52.8765,870
(Direct)
View
2026-03-03
Exercise
2026-03-05
6:14 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSDevers Shannon L.
EVP, Chief Human Resources Ofc
5,500$34.6965,870
(Direct)
View
2026-03-03
Exercise
2026-03-05
6:14 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSDevers Shannon L.
EVP, Chief Human Resources Ofc
3,510$37.5865,870
(Direct)
View
2026-03-03
Exercise
2026-03-05
6:14 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSDevers Shannon L.
EVP, Chief Human Resources Ofc
6,951$32.665,870
(Direct)
View
2026-03-03
Exercise
2026-03-05
6:14 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSDevers Shannon L.
EVP, Chief Human Resources Ofc
3,760$40.8565,870
(Direct)
View
2026-03-03
Exercise
2026-03-05
6:13 pm
2023-01-03
2032-01-02
IONIS PHARMACEUTICALS INCIONSBENNETT C FRANK
EVP, Chief Scientific Officer
65,089$082,960
(Direct)
View
2026-03-03
Exercise
2026-03-05
6:13 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSBENNETT C FRANK
EVP, Chief Scientific Officer
16,463$32.682,960
(Direct)
View
2026-03-03
Exercise
2026-03-05
6:13 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSBENNETT C FRANK
EVP, Chief Scientific Officer
48,626$60.8982,960
(Direct)
View
2026-03-03
Exercise
2026-03-05
6:13 pm
2023-01-03
2032-01-02
IONIS PHARMACEUTICALS INCIONSBaroldi Joseph
EVP, Chief Business Officer
2,138$057,373
(Indirect)
View
2026-03-03
Exercise
2026-03-05
6:13 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSBaroldi Joseph
EVP, Chief Business Officer
1,058$56.7857,373
(Indirect)
View
2026-03-03
Exercise
2026-03-05
6:13 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSBaroldi Joseph
EVP, Chief Business Officer
1,080$32.657,373
(Indirect)
View
2026-02-27
Other
2026-03-03
5:29 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSSwayze Eric
EVP Research
256$48.8732,935
(Direct)
View
2026-02-27
Other
2026-03-03
5:29 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSO'NEIL PATRICK R.
EVP CLO & General Counsel
376$48.8772,735
(Direct)
View
2026-02-27
Other
2026-03-03
5:28 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSMonia Brett P
Chief Executive Officer
484$48.87255,465
(Direct)
View
2026-02-27
Other
2026-03-03
5:28 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSBirchler Brian
EVP, Corp and Development Ops
351$48.8766,949
(Direct)
View
2026-02-27
Other
2026-03-03
5:28 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSBENNETT C FRANK
EVP, Chief Scientific Officer
261$48.87100,815
(Direct)
View
2026-02-02
Other(A)
2026-02-13
7:40 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSBENNETT C FRANK
EVP, Chief Scientific Officer
0$0100,293
(Direct)
View
2026-02-02
Exercise
2026-02-04
4:06 pm
2023-01-03
2032-01-02
IONIS PHARMACEUTICALS INCIONSBENNETT C FRANK
EVP, Chief Scientific Officer
65,089$082,699
(Direct)
View
2026-02-02
Exercise
2026-02-04
4:06 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSBENNETT C FRANK
EVP, Chief Scientific Officer
16,463$32.682,699
(Direct)
View
2026-02-02
Exercise
2026-02-04
4:06 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSBENNETT C FRANK
EVP, Chief Scientific Officer
48,626$60.8982,699
(Direct)
View
2026-01-29
Option Award
2026-02-02
8:52 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSSwayze Eric
EVP Research
11,991$048,065
(Direct)
View
2026-01-29
Option Award
2026-02-02
8:52 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSSchneider Eugene
EVP, Chf Clinical Develop Ofcr
11,991$069,702
(Direct)
View
2026-01-29
Option Award
2026-02-02
8:51 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSO'NEIL PATRICK R.
EVP CLO & General Counsel
11,991$071,983
(Direct)
View
2026-01-29
Option Award
2026-02-02
8:51 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSMonia Brett P
Chief Executive Officer
122,214$0283,927
(Direct)
View
2026-01-29
Option Award
2026-02-02
8:51 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSHOUGEN ELIZABETH L
EVP, Finance & CFO
13,562$0132,881
(Direct)
View
2026-01-29
Option Award
2026-02-02
8:51 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSBirchler Brian
EVP, Corp and Development Ops
11,991$066,247
(Direct)
View
2026-01-29
Option Award
2026-02-02
8:51 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSBENNETT C FRANK
EVP, Chief Scientific Officer
11,421$0100,293
(Direct)
View
2026-01-29
Option Award
2026-02-02
8:51 pm
N/A
N/A
IONIS PHARMACEUTICALS INCIONSBaroldi Joseph
EVP, Chief Business Officer
10,278$050,185
(Direct)
View
2026-01-15
Exercise
2026-01-20
8:21 pm
2026-01-15
N/A
IONIS PHARMACEUTICALS INCIONSYANG MICHAEL J.
Director
1,930$015,090
(Direct)
View
2026-01-15
Exercise
2026-01-20
8:21 pm
2026-01-15
N/A
IONIS PHARMACEUTICALS INCIONSSwayze Eric
EVP Research
21,477$0221,709
(Direct)
View
2026-01-15
Option Award
2026-01-20
8:21 pm
2029-01-15
N/A
IONIS PHARMACEUTICALS INCIONSSwayze Eric
EVP Research
35,700$0221,709
(Direct)
View
2026-01-15
Exercise
2026-01-20
8:21 pm
2026-01-15
N/A
IONIS PHARMACEUTICALS INCIONSSchneider Eugene
EVP, Chf Clinical Develop Ofcr
21,685$0243,304
(Direct)
View
2026-01-15
Option Award
2026-01-20
8:21 pm
2029-01-15
N/A
IONIS PHARMACEUTICALS INCIONSSchneider Eugene
EVP, Chf Clinical Develop Ofcr
35,475$0243,304
(Direct)
View
2026-01-15
Exercise
2026-01-20
8:20 pm
2026-01-15
N/A
IONIS PHARMACEUTICALS INCIONSO'NEIL PATRICK R.
EVP CLO & General Counsel
21,473$0244,949
(Direct)
View
2026-01-15
Option Award
2026-01-20
8:20 pm
2029-01-15
N/A
IONIS PHARMACEUTICALS INCIONSO'NEIL PATRICK R.
EVP CLO & General Counsel
35,475$0244,949
(Direct)
View
2026-01-15
Exercise
2026-01-20
8:20 pm
2026-01-15
N/A
IONIS PHARMACEUTICALS INCIONSMonia Brett P
Chief Executive Officer
89,145$01,337,497
(Direct)
View
2026-01-15
Option Award
2026-01-20
8:20 pm
2027-01-15
N/A
IONIS PHARMACEUTICALS INCIONSMonia Brett P
Chief Executive Officer
156,585$01,337,497
(Direct)
View
2026-01-02
Option Award(A)
2026-01-20
8:20 pm
2027-01-02
2036-01-01
IONIS PHARMACEUTICALS INCIONSKordasiewicz Holly B.
EVP, Chief Development Officer
7,500$016,600
(Direct)
View
2026-01-15
Exercise
2026-01-20
8:18 pm
2026-01-15
N/A
IONIS PHARMACEUTICALS INCIONSKordasiewicz Holly B.
EVP, Chief Development Officer
11,119$0115,758
(Direct)
View
2026-01-15
Option Award
2026-01-20
8:18 pm
2027-01-15
N/A
IONIS PHARMACEUTICALS INCIONSKordasiewicz Holly B.
EVP, Chief Development Officer
24,900$0115,758
(Direct)
View
2026-01-15
Exercise
2026-01-20
8:18 pm
2026-01-15
N/A
IONIS PHARMACEUTICALS INCIONSJenne Kyle
EVP, Chf GL Pdt Str Ofcr
7,013$0128,278
(Direct)
View
2026-01-15
Option Award
2026-01-20
8:18 pm
2027-01-15
N/A
IONIS PHARMACEUTICALS INCIONSJenne Kyle
EVP, Chf GL Pdt Str Ofcr
35,475$0128,278
(Direct)
View
(A) Indicate amendment filing.
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