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Transaction Types Key To InsiderInsights' Infobase
 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: 8/22/25 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
$1.27 $22.50 $0.92 $77 37 673 0.0% 2.1% 46.88% 35.39%
Exch Sector Industry Sub-Industry
NasdaqGS Manufacturing Chemicals And Allied Products Pharmaceutical Preparations
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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
    
 
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
2
    
 
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
3
    
 
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
4
    
 
SCHWARZER FRED
CEO,PR,DIR
JB
---
38,583
---
3/26/24
---
---
255,234
17.8
D
R
3/28/24 - 7:24:34 pm
5
    
 
KEYT BRUCE
O
JB
---
24,019
---
3/26/24
---
---
195,875
14.0
D
R
3/28/24 - 7:22:28 pm
6
    
 
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
7
1y
8
88%
-41%
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
8
    
 
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
9
    
 
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
10
    
 
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
11
    
 
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
12
    
 
WEBER STEVEN
AO
JB
---
18,750
---
3/12/24
---
---
27,500
214.3
D
R
3/14/24 - 6:27:54 pm
13
    
 
TAKIMOTO CHRIS H
O
JB
---
46,250
---
3/12/24
---
---
99,812
86.3
D
R
3/14/24 - 6:25:11 pm
14
    
 
TAHIR MISBAH
CFO
JB
---
46,250
---
3/12/24
---
---
95,858
93.2
D
R
3/14/24 - 6:22:42 pm
15
    
 
SCHWARZER FRED
CEO,PR,DIR
JB
---
122,750
---
3/12/24
---
---
225,598
119.4
D
R
3/14/24 - 6:18:45 pm
16
    
 
KEYT BRUCE
O
JB
---
46,250
---
3/12/24
---
---
175,801
35.7
D
R
3/14/24 - 6:15:43 pm
17
    
 
DECKER LISA LYNN
O
JB
---
28,750
---
3/12/24
---
---
64,382
80.7
D
R
3/14/24 - 6:12:13 pm
18
    
 
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
19
    
 
REDMILE GROUP LLC
DIR,BO
JB
---
113,400
---
2/28/24
---
---
3,089,062
3.8
I
---
3/1/24 - 9:30:17 pm
20
    
 
LEE MICHAEL STEWART
DIR
JB
---
492
---
12/29/23
---
---
4,120
13.6
D
R
1/3/24 - 8:49:12 pm
21
    
 
REDMILE GROUP LLC
DIR
JB
---
492
---
12/29/23
---
---
2,975,662
0.0
I
R
1/3/24 - 8:46:01 pm
22
    
 
TOPSOE JAKOB HALDOR
DIR,BO
JB
---
492
---
12/29/23
---
---
83,120
0.6
D
R
1/3/24 - 6:17:08 pm
23
    
 
TOPSOE CHRISTINA TENG
DIR,BO
JB
---
738
---
12/29/23
---
---
40,919
1.8
D
R
1/3/24 - 6:16:09 pm
24
    
 
BEHRENS M KATHLEEN
DIR
JB
---
800
---
12/29/23
---
---
6,968
13.0
D
R
1/3/24 - 6:14:52 pm
25
    
 
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
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