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Detailed Insider History for:
IONIS PHARMACEUTICALS INC: IONS
Price: 3/28/25 52-Wk
High		 52-Wk
Low		 Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)		 Ind. Yield Short Int
% Float		 Inst. Owned Insider Owned
$31.15 $52.34 $30.23 $4,952 159 1,611 0.0% 9.4% 105.13% 0.83%
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#
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Insider Statistics
T N H M S
Filer Name
Insider Title
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
Input Date
1
1y
32
75%
-41%
1
MONIA BRETT P
CEO,DIR
AS
$4,525
140
---
3/11/25
---
$32.32
180,980
-0.1
D
10b
3/13/25 - 4:45:26 pm
2
    
 
SWAYZE ERIC
VP
JB
$11,708
415
---
2/28/25
---
$28.21
48,432
0.9
D
---
3/4/25 - 5:17:02 pm
3
    
 
O NEIL PATRICK R
VP,LO,GC
JB
$15,629
554
---
2/28/25
---
$28.21
56,799
1.0
D
---
3/4/25 - 5:16:55 pm
4
    
 
MONIA BRETT P
CEO,DIR
JB
$12,328
437
---
2/28/25
---
$28.21
181,120
0.2
D
---
3/4/25 - 5:16:51 pm
5
    
 
GEARY RICHARD S
VP
JB
$11,708
415
---
2/28/25
---
$28.21
99,492
0.4
D
---
3/4/25 - 5:16:44 pm
6
    
 
BIRCHLER BRIAN
VP,OO
JB
$11,680
414
---
2/28/25
---
$28.21
55,465
0.8
D
---
3/4/25 - 5:16:33 pm
7
    
 
BENNETT C FRANK
VP
JB
$9,028
320
---
2/28/25
---
$28.21
93,466
0.3
D
---
3/4/25 - 5:16:26 pm
8
1y
38
84%
-62%
1
O NEIL PATRICK R
VP,LO,GC
AS
$39,046
1,207
---
2/20/25
---
$32.35
56,245
-2.1
D
10b
2/24/25 - 4:55:28 pm
9
1y
38
84%
-62%
1
O NEIL PATRICK R
VP,LO,GC
AS
$194,939
6,165
---
2/4/25
---
$31.62
57,452
-9.7
D
10b
2/6/25 - 6:27:25 pm
10
1y
32
75%
-41%
1
MONIA BRETT P
CEO,DIR
AS
$1,229,463
38,843
---
2/4/25
---
$31.65
180,683
-17.7
D
10b
2/6/25 - 6:26:58 pm
11
    
 
SWAYZE ERIC
VP
S
$44,162
1,367
---
1/31/25
---
$32.31
48,017
-2.8
D
R
2/3/25 - 7:27:29 pm
12
    
 
SCHNEIDER EUGENE
VP
S
$47,780
1,484
---
1/31/25
---
$32.20
61,056
-2.4
D
R
2/3/25 - 7:27:17 pm
13
1y
38
84%
-62%
1
O NEIL PATRICK R
VP,LO,GC
S
$45,685
1,406
---
1/31/25
---
$32.49
63,617
-2.2
D
R
2/3/25 - 7:27:06 pm
14
1y
32
75%
-41%
1
MONIA BRETT P
CEO,DIR
S
$429,655
13,242
---
1/31/25
---
$32.45
219,526
-5.7
D
R
2/3/25 - 7:26:55 pm
15
1y
22
73%
-51%
1
HOUGEN ELIZABETH L
VP,CFO
S
$49,404
1,523
---
1/31/25
---
$32.44
110,500
-1.4
D
R
2/3/25 - 7:26:50 pm
16
1y
22
95%
-74%
1
GEARY RICHARD S
VP
S
$45,561
1,406
---
1/31/25
---
$32.40
99,077
-1.4
D
R
2/3/25 - 7:26:42 pm
17
1y
29
48%
-12%
1
BENNETT C FRANK
VP
S
$43,079
1,327
---
1/31/25
---
$32.46
93,146
-1.4
D
R
2/3/25 - 7:26:31 pm
18
    
 
SWAYZE ERIC
VP
JB
---
3,714
---
1/30/25
---
---
49,384
8.1
D
R
2/3/25 - 7:27:29 pm
19
    
 
SCHNEIDER EUGENE
VP
JB
---
4,032
---
1/30/25
---
---
62,540
6.9
D
R
2/3/25 - 7:27:17 pm
20
    
 
O NEIL PATRICK R
VP,LO,GC
JB
---
3,820
---
1/30/25
---
---
65,023
6.2
D
R
2/3/25 - 7:27:06 pm
21
    
 
MONIA BRETT P
CEO,DIR
JB
---
25,372
---
1/30/25
---
---
232,768
12.2
D
R
2/3/25 - 7:26:55 pm
22
    
 
HOUGEN ELIZABETH L
VP,CFO
JB
---
4,138
---
1/30/25
---
---
112,023
3.8
D
R
2/3/25 - 7:26:50 pm
23
    
 
GEARY RICHARD S
VP
JB
---
3,820
---
1/30/25
---
---
100,483
4.0
D
R
2/3/25 - 7:26:42 pm
24
    
 
BENNETT C FRANK
VP
JB
---
3,607
---
1/30/25
---
---
94,473
4.0
D
R
2/3/25 - 7:26:31 pm
25
    
 
SWAYZE ERIC
VP
S
$234,959
7,154
---
1/16/25
---
$32.84
45,670
-13.5
D
R
1/17/25 - 7:41:39 pm
26
    
 
SWAYZE ERIC
VP
S
$719
22
---
1/16/25
---
$32.70
184
-10.7
I
R
1/17/25 - 7:41:39 pm
27
    
 
SCHNEIDER EUGENE
VP
S
$213,889
6,523
---
1/16/25
---
$32.79
58,508
-10.0
D
R
1/17/25 - 7:41:34 pm
28
1y
38
84%
-62%
1
O NEIL PATRICK R
VP,LO,GC
S
$241,629
7,360
---
1/16/25
---
$32.83
61,203
-10.7
D
R
1/17/25 - 7:41:16 pm
29
1y
32
75%
-41%
1
MONIA BRETT P
CEO,DIR
S
$1,091,444
33,445
---
1/16/25
---
$32.63
207,396
-13.9
D
R
1/17/25 - 7:41:07 pm
30
1y
22
73%
-51%
1
HOUGEN ELIZABETH L
VP,CFO
S
$290,989
8,870
---
1/16/25
---
$32.81
107,885
-7.6
D
R
1/17/25 - 7:40:35 pm
31
1y
22
95%
-74%
1
GEARY RICHARD S
VP
S
$232,407
7,072
---
1/16/25
---
$32.86
96,663
-6.8
D
R
1/17/25 - 7:40:28 pm
32
    
 
DEVERS SHANNON L
VP,HR
S
$139,855
4,267
---
1/16/25
---
$32.78
15,937
-21.1
D
R
1/17/25 - 7:40:20 pm
33
    
 
BIRCHLER BRIAN
VP,OO
S
$176,580
5,400
---
1/16/25
---
$32.70
55,051
-8.9
D
R
1/17/25 - 7:40:15 pm
34
1y
29
48%
-12%
1
BENNETT C FRANK
VP
S
$222,114
6,752
---
1/16/25
---
$32.90
90,866
-6.9
D
R
1/17/25 - 7:40:07 pm
35
    
 
BAROLDI JOSEPH
VP
S
$111,213
3,401
---
1/16/25
---
$32.70
25,017
-12.0
D
R
1/17/25 - 7:40:01 pm
36
    
 
BAROLDI JOSEPH
VP
S
$33,648
1,029
---
1/16/25
---
$32.70
3,071
-25.1
I
R
1/17/25 - 7:40:01 pm
37
    
 
YANG MICHAEL J
DIR
JB
---
1,931
---
1/15/25
---
---
1,931
New
D
R
1/17/25 - 7:41:44 pm
38
    
 
SWAYZE ERIC
VP
JB
---
19,111
---
1/15/25
---
---
52,824
56.7
D
R
1/17/25 - 7:41:39 pm
39
    
 
SWAYZE ERIC
VP
JB
---
49
---
1/15/25
---
---
206
31.2
I
R
1/17/25 - 7:41:39 pm
40
    
 
SCHNEIDER EUGENE
VP
JB
---
17,372
---
1/15/25
---
---
65,031
36.5
D
R
1/17/25 - 7:41:34 pm
41
    
 
O NEIL PATRICK R
VP,LO,GC
JB
---
19,690
---
1/15/25
---
---
68,563
40.3
D
R
1/17/25 - 7:41:16 pm
42
    
 
MONIA BRETT P
CEO,DIR
JB
---
73,448
---
1/15/25
---
---
240,841
43.9
D
R
1/17/25 - 7:41:07 pm
43
    
 
HOUGEN ELIZABETH L
VP,CFO
JB
---
23,887
---
1/15/25
---
---
116,755
25.7
D
R
1/17/25 - 7:40:35 pm
44
    
 
GEARY RICHARD S
VP
JB
---
18,901
---
1/15/25
---
---
103,735
22.3
D
R
1/17/25 - 7:40:28 pm
45
    
 
DEVERS SHANNON L
VP,HR
JB
---
12,295
---
1/15/25
---
---
20,204
155.5
D
R
1/17/25 - 7:40:20 pm
46
    
 
BIRCHLER BRIAN
VP,OO
JB
---
14,283
---
1/15/25
---
---
60,451
30.9
D
R
1/17/25 - 7:40:15 pm
47
    
 
BENNETT C FRANK
VP
JB
---
18,011
---
1/15/25
---
---
97,618
22.6
D
R
1/17/25 - 7:40:07 pm
48
    
 
BAROLDI JOSEPH
VP
JB
---
8,787
---
1/15/25
---
---
28,418
44.8
D
R
1/17/25 - 7:40:01 pm
49
    
 
BAROLDI JOSEPH
VP
JB
---
2,460
---
1/15/25
---
---
4,100
150.0
I
R
1/17/25 - 7:40:01 pm
50
3m
1
0%
-13%
5
HAYDEN MICHAEL R
DIR
B
$181,079
5,000
---
12/23/24
$36.20
$36.23
35,219
16.5
D
---
12/26/24 - 4:57:52 pm
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