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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: 11/8/24 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
$13.03 $22.50 $4.32 $773 34 288 0.0% 24.5% 66.18% 35.27%
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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
    
 
WEBER STEVEN
AO
JB
---
6,700
---
11/7/24
---
---
32,243
26.2
D
R
11/12/24 - 7:19:50 pm
2
    
 
HARLER MARY BETH
CEO,DIR
JB
---
185,000
---
10/2/24
---
---
348,740
113.0
D
R
10/4/24 - 6:23:34 pm
3
    
 
REDMILE GROUP LLC
DIR,BO
JB
---
1,734
---
9/30/24
---
---
3,081,800
0.1
I
R
10/2/24 - 8:16:24 pm
4
    
 
LEE MICHAEL STEWART
DIR
JB
---
1,734
---
9/30/24
---
---
9,322
22.9
D
R
10/2/24 - 8:15:51 pm
5
    
 
TOPSOE JAKOB HALDOR
DIR,BO
JB
---
1,734
---
9/30/24
---
---
88,322
2.0
D
R
10/2/24 - 8:01:53 pm
6
    
 
TOPSOE CHRISTINA TENG
DIR,BO
JB
---
2,687
---
9/30/24
---
---
48,980
5.8
D
R
10/2/24 - 8:00:36 pm
7
    
 
THOMPSON ELIZABETH H Z
DIR
JB
---
1,452
---
9/30/24
---
---
4,356
50.0
D
R
10/2/24 - 7:59:03 pm
8
    
 
BEHRENS M KATHLEEN
DIR
JB
---
3,078
---
9/30/24
---
---
16,202
23.5
D
R
10/2/24 - 7:58:09 pm
9
    
 
BAKER BROS ADVISORS LP
DIR,BO
JB
---
3,988
---
9/30/24
---
---
3,759,462
0.1
I
R
10/2/24 - 4:14:26 pm
10
    
 
WEBER STEVEN
AO
S
$5,412
469
---
9/13/24
---
$11.54
25,543
-1.8
D
R
9/17/24 - 8:58:24 pm
11
1y
1
100%
-30%
2
TAKIMOTO CHRIS H
O
S
$17,158
1,487
---
9/13/24
---
$11.54
154,331
-1.0
D
R
9/17/24 - 8:55:55 pm
12
    
 
TAHIR MISBAH
CFO
S
$17,158
1,487
---
9/13/24
---
$11.54
122,694
-1.2
D
R
9/17/24 - 8:54:47 pm
13
    
 
SCHWARZER FRED
CEO,PR,DIR
S
$45,532
3,946
---
9/13/24
---
$11.54
250,124
-1.6
D
R
9/17/24 - 8:52:40 pm
14
    
 
KEYT BRUCE
O
S
$17,158
1,487
---
9/13/24
---
$11.54
242,948
-0.6
D
R
9/17/24 - 8:50:57 pm
15
    
 
HARLER MARY BETH
O
S
$17,158
1,487
---
9/13/24
---
$11.54
163,740
-0.9
D
R
9/17/24 - 8:44:07 pm
16
    
 
DECKER LISA LYNN
O
S
$10,673
925
---
9/13/24
---
$11.54
79,104
-1.2
D
R
9/17/24 - 8:42:37 pm
17
    
 
STROHL WILLIAM
DIR
JB
---
125,000
---
8/8/24
---
---
125,000
New
D
R
8/12/24 - 8:30:55 pm
18
1y
2
100%
-75%
4
HAMBLETON JULIE
DIR
OS
$211,848
15,132
---
7/25/24
---
$14.00
2,000
-88.3
D
10b
7/29/24 - 5:45:15 pm
19
    
 
HAMBLETON JULIE
DIR
OE
$21,033
15,132
---
7/25/24
---
$1.39
17,132
756.6
D
10b
7/29/24 - 5:45:15 pm
20
    
 
TAKIMOTO CHRIS H
O
JB
---
60,000
---
7/19/24
---
---
155,818
62.6
D
R
7/23/24 - 8:44:20 pm
21
    
 
TAHIR MISBAH
CFO
JB
---
35,333
---
7/19/24
---
---
124,181
39.8
D
R
7/23/24 - 8:42:45 pm
22
    
 
KEYT BRUCE
O
JB
---
46,666
---
7/19/24
---
---
244,435
23.6
D
R
7/23/24 - 8:40:57 pm
23
    
 
HARLER MARY BETH
O
JB
---
80,000
---
7/19/24
---
---
165,227
93.9
D
R
7/23/24 - 8:38:58 pm
24
    
 
DECKER LISA LYNN
O
JB
---
20,000
---
7/19/24
---
---
80,029
33.3
D
R
7/23/24 - 8:36:59 pm
25
    
 
REDMILE GROUP LLC
DIR,BO
JB
---
1,734
---
6/28/24
---
---
3,080,066
0.1
I
R
7/2/24 - 9:30:51 pm
26
    
 
LEE MICHAEL STEWART
DIR
JB
---
1,734
---
6/28/24
---
---
7,588
29.6
D
R
7/2/24 - 9:30:12 pm
27
    
 
TOPSOE JAKOB HALDOR
DIR,BO
JB
---
1,734
---
6/28/24
---
---
86,588
2.0
D
R
7/2/24 - 8:09:52 pm
28
    
 
TOPSOE CHRISTINA TENG
DIR,BO
JB
---
2,687
---
6/28/24
---
---
46,293
6.2
D
R
7/2/24 - 8:08:51 pm
29
    
 
THOMPSON ELIZABETH H Z
DIR
JB
---
1,452
---
6/28/24
---
---
2,904
100.0
D
R
7/2/24 - 8:07:23 pm
30
    
 
BEHRENS M KATHLEEN
DIR
JB
---
3,078
---
6/28/24
---
---
13,124
30.6
D
R
7/2/24 - 8:06:20 pm
31
    
 
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
32
    
 
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
33
1y
1
100%
-30%
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
34
    
 
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
35
    
 
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
36
    
 
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
37
    
 
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
38
    
 
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
39
    
 
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
40
    
 
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
41
    
 
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
42
    
 
HARLER MARY BETH
O
3
---
---
---
4/14/24
---
---
86,797
---
D
R
4/23/24 - 7:30:32 pm
43
    
 
LEE MICHAEL STEWART
DIR
JB
---
1,734
---
3/29/24
---
---
5,854
42.1
D
R
4/2/24 - 7:18:49 pm
44
    
 
TOPSOE JAKOB HALDOR
DIR,BO
JB
---
1,734
---
3/29/24
---
---
84,854
2.1
D
R
4/2/24 - 6:29:01 pm
45
    
 
TOPSOE CHRISTINA TENG
DIR,BO
JB
---
2,687
---
3/29/24
---
---
43,606
6.6
D
R
4/2/24 - 6:27:14 pm
46
    
 
THOMPSON ELIZABETH H Z
DIR
JB
---
1,452
---
3/29/24
---
---
1,452
New
D
R
4/2/24 - 6:25:18 pm
47
    
 
BEHRENS M KATHLEEN
DIR
JB
---
3,078
---
3/29/24
---
---
10,046
44.2
D
R
4/2/24 - 6:22:53 pm
48
    
 
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
49
    
 
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
50
    
 
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
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