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 B  AB  JB*  OB  OE*  OE
 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History for:
IGM BIOSCIENCES INC: IGMS
Price: 4/25/25 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
$1.32 $22.50 $0.92 $82 34 240 0.0% 6.3% 59.39% 8.47%
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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
    
 
TOPSOE JAKOB HALDOR
DIR,BO
JB
---
1,734
---
6/28/24
---
---
86,588
2.0
D
R
7/2/24 - 8:09:52 pm
2
    
 
TOPSOE CHRISTINA TENG
DIR,BO
JB
---
2,687
---
6/28/24
---
---
46,293
6.2
D
R
7/2/24 - 8:08:51 pm
3
    
 
THOMPSON ELIZABETH H Z
DIR
JB
---
1,452
---
6/28/24
---
---
2,904
100.0
D
R
7/2/24 - 8:07:23 pm
4
    
 
BEHRENS M KATHLEEN
DIR
JB
---
3,078
---
6/28/24
---
---
13,124
30.6
D
R
7/2/24 - 8:06:20 pm
5
    
 
BAKER BROS ADVISORS LP
DIR,BO
JB
---
3,988
---
6/28/24
---
---
3,757,468
0.1
I
R
7/2/24 - 5:04:00 pm
6
    
 
WEBER STEVEN
AO
S
$3,750
495
---
6/14/24
---
$7.58
26,012
-1.9
D
R
6/18/24 - 7:45:23 pm
7
1y
7
86%
-35%
2
TAKIMOTO CHRIS H
O
S
$11,893
1,570
---
6/14/24
---
$7.58
95,818
-1.6
D
R
6/18/24 - 7:44:21 pm
8
    
 
TAHIR MISBAH
CFO
S
$11,893
1,570
---
6/14/24
---
$7.58
88,848
-1.7
D
R
6/18/24 - 7:43:20 pm
9
    
 
SCHWARZER FRED
CEO,PR,DIR
S
$31,544
4,164
---
6/14/24
---
$7.58
254,070
-1.6
D
R
6/18/24 - 7:42:19 pm
10
    
 
KEYT BRUCE
O
S
$8,378
1,106
---
6/14/24
---
$7.58
197,769
-0.6
D
R
6/18/24 - 7:41:11 pm
11
    
 
HARLER MARY BETH
O
S
$11,893
1,570
---
6/14/24
---
$7.58
85,227
-1.8
D
R
6/18/24 - 7:40:05 pm
12
    
 
DECKER LISA LYNN
O
S
$7,401
977
---
6/14/24
---
$7.58
60,029
-1.6
D
R
6/18/24 - 7:38:08 pm
13
    
 
TAKIMOTO CHRIS H
O
JB
$15,060
3,000
---
5/15/24
---
$5.02
97,388
3.2
D
R
6/18/24 - 7:44:21 pm
14
    
 
SCHWARZER FRED
CEO,PR,DIR
JB
$15,060
3,000
---
5/15/24
---
$5.02
258,234
1.2
D
R
6/18/24 - 7:42:19 pm
15
    
 
KEYT BRUCE
O
JB
$15,060
3,000
---
5/15/24
---
$5.02
198,875
1.5
D
R
6/18/24 - 7:41:11 pm
16
    
 
HARLER MARY BETH
O
3
---
---
---
4/14/24
---
---
86,797
---
D
R
4/23/24 - 7:30:32 pm
17
    
 
LEE MICHAEL STEWART
DIR
JB
---
1,734
---
3/29/24
---
---
5,854
42.1
D
R
4/2/24 - 7:18:49 pm
18
    
 
TOPSOE JAKOB HALDOR
DIR,BO
JB
---
1,734
---
3/29/24
---
---
84,854
2.1
D
R
4/2/24 - 6:29:01 pm
19
    
 
TOPSOE CHRISTINA TENG
DIR,BO
JB
---
2,687
---
3/29/24
---
---
43,606
6.6
D
R
4/2/24 - 6:27:14 pm
20
    
 
THOMPSON ELIZABETH H Z
DIR
JB
---
1,452
---
3/29/24
---
---
1,452
New
D
R
4/2/24 - 6:25:18 pm
21
    
 
BEHRENS M KATHLEEN
DIR
JB
---
3,078
---
3/29/24
---
---
10,046
44.2
D
R
4/2/24 - 6:22:53 pm
22
    
 
REDMILE GROUP LLC
DIR,BO
JB
---
1,734
---
3/29/24
---
---
3,078,332
0.1
I
R
4/1/24 - 9:30:12 pm
23
    
 
BAKER BROS ADVISORS LP
DIR,BO
JB
---
3,988
---
3/29/24
---
---
3,755,474
0.1
I
R
4/1/24 - 4:22:35 pm
24
    
 
REDMILE GROUP LLC
DIR,BO
JS
---
12,464
---
3/28/24
---
---
3,076,598
-0.4
I
R
4/1/24 - 9:30:12 pm
25
    
 
SCHWARZER FRED
CEO,PR,DIR
JB
---
38,583
---
3/26/24
---
---
255,234
17.8
D
R
3/28/24 - 7:24:34 pm
26
    
 
KEYT BRUCE
O
JB
---
24,019
---
3/26/24
---
---
195,875
14.0
D
R
3/28/24 - 7:22:28 pm
27
    
 
WEBER STEVEN
AO
S
$9,943
993
3/13/24
3/14/24
$9.88
$10.17
26,507
-3.6
D
R
3/15/24 - 7:57:06 pm
28
1y
7
86%
-35%
2
TAKIMOTO CHRIS H
O
S
$54,312
5,424
3/13/24
3/14/24
$9.88
$10.17
94,388
-5.4
D
R
3/15/24 - 7:55:06 pm
29
    
 
TAHIR MISBAH
CFO
S
$54,472
5,440
3/13/24
3/14/24
$9.88
$10.17
90,418
-5.7
D
R
3/15/24 - 7:53:20 pm
30
    
 
SCHWARZER FRED
CEO,PR,DIR
S
$89,588
8,947
3/13/24
3/14/24
$9.88
$10.17
216,651
-4.0
D
R
3/15/24 - 7:51:29 pm
31
    
 
KEYT BRUCE
O
S
$39,502
3,945
3/13/24
3/14/24
$9.88
$10.17
171,856
-2.2
D
R
3/15/24 - 7:49:52 pm
32
    
 
DECKER LISA LYNN
O
S
$33,805
3,376
3/13/24
3/14/24
$9.88
$10.17
61,006
-5.2
D
R
3/15/24 - 7:48:17 pm
33
    
 
WEBER STEVEN
AO
JB
---
18,750
---
3/12/24
---
---
27,500
214.3
D
R
3/14/24 - 6:27:54 pm
34
    
 
TAKIMOTO CHRIS H
O
JB
---
46,250
---
3/12/24
---
---
99,812
86.3
D
R
3/14/24 - 6:25:11 pm
35
    
 
TAHIR MISBAH
CFO
JB
---
46,250
---
3/12/24
---
---
95,858
93.2
D
R
3/14/24 - 6:22:42 pm
36
    
 
SCHWARZER FRED
CEO,PR,DIR
JB
---
122,750
---
3/12/24
---
---
225,598
119.4
D
R
3/14/24 - 6:18:45 pm
37
    
 
KEYT BRUCE
O
JB
---
46,250
---
3/12/24
---
---
175,801
35.7
D
R
3/14/24 - 6:15:43 pm
38
    
 
DECKER LISA LYNN
O
JB
---
28,750
---
3/12/24
---
---
64,382
80.7
D
R
3/14/24 - 6:12:13 pm
39
    
 
KEYT BRUCE
O
OB
$2,814
3,026
---
3/1/24
---
$0.93
4,039
298.7
I
---
3/5/24 - 7:34:06 pm
40
    
 
REDMILE GROUP LLC
DIR,BO
JB
---
113,400
---
2/28/24
---
---
3,089,062
3.8
I
---
3/1/24 - 9:30:17 pm
41
    
 
LEE MICHAEL STEWART
DIR
JB
---
492
---
12/29/23
---
---
4,120
13.6
D
R
1/3/24 - 8:49:12 pm
42
    
 
REDMILE GROUP LLC
DIR
JB
---
492
---
12/29/23
---
---
2,975,662
0.0
I
R
1/3/24 - 8:46:01 pm
43
    
 
TOPSOE JAKOB HALDOR
DIR,BO
JB
---
492
---
12/29/23
---
---
83,120
0.6
D
R
1/3/24 - 6:17:08 pm
44
    
 
TOPSOE CHRISTINA TENG
DIR,BO
JB
---
738
---
12/29/23
---
---
40,919
1.8
D
R
1/3/24 - 6:16:09 pm
45
    
 
BEHRENS M KATHLEEN
DIR
JB
---
800
---
12/29/23
---
---
6,968
13.0
D
R
1/3/24 - 6:14:52 pm
46
    
 
BAKER BROS ADVISORS LP
DIR,BO
JB
---
1,108
---
12/29/23
---
---
3,390,877
0.0
I
R
1/3/24 - 6:02:10 pm
47
1y
3
67%
73%
29
BAKER BROS ADVISORS LP
DIR,BO
B
$3,431,464
532,693
12/13/23
12/15/23
$5.76
$6.60
3,390,323
18.6
I
R
12/15/23 - 5:32:35 pm
48
    
 
SCHWARZER FRED
CEO,PR,DIR
S
$101,558
17,576
---
12/13/23
---
$5.78
102,848
-14.6
D
R
12/15/23 - 7:20:56 pm
49
    
 
KEYT BRUCE
O
S
$43,764
7,574
---
12/13/23
---
$5.78
129,551
-5.5
D
R
12/15/23 - 7:19:54 pm
50
    
 
DECKER LISA LYNN
O
S
$25,245
4,369
---
12/13/23
---
$5.78
35,632
-10.9
D
R
12/15/23 - 7:18:45 pm
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