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 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History for:
MERSANA THERAPEUTICS INC: MRSN
Price: 10/24/25 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
$9.78 $70.75 $5.21 $49 5 78 0.0% 6.6% 62.31% 1.46%
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
    
 
CARVAJAL ALEJANDRA
VP,LO
JB
---
50,000
---
10/1/24
---
---
77,403
182.5
D
R,10b
10/7/24 - 5:48:21 pm
2
    
 
BALA MOHAN
VP
JB
---
50,000
---
10/1/24
---
---
64,052
355.8
D
R,10b
10/7/24 - 5:47:51 pm
3
    
 
MANDELIA ASHISH
VP,CAO
JB
---
30,000
---
10/1/24
---
---
55,973
115.5
D
R,10b
10/7/24 - 5:47:18 pm
4
    
 
LOWINGER TIMOTHY B
VP,CTO
JB
---
50,000
---
10/1/24
---
---
249,329
25.1
D
R,10b
10/7/24 - 5:46:19 pm
5
1y
1
0%
238%
3
HUBER MARTIN H JR
PR,CEO,DIR
AS
$88,744
50,423
---
9/12/24
---
$1.76
116,327
-30.2
D
R,10b
9/13/24 - 5:08:39 pm
6
    
 
HUBER MARTIN H JR
PR,CEO,DIR
JB
---
166,750
---
9/11/24
---
---
166,750
New
D
R,10b
9/13/24 - 5:08:39 pm
7
1y
4
100%
-60%
3
PROTOPAPAS ANNA
DIR
AS
$79,671
29,399
---
1/16/24
---
$2.71
125,153
-19.0
D
R,10b
1/17/24 - 5:21:52 pm
8
    
 
MISRA TUSHAR
VP
AS
$9,097
3,357
---
1/16/24
---
$2.71
17,966
-15.7
D
R,10b
1/17/24 - 5:21:21 pm
9
    
 
MANDELIA ASHISH
VP,CAO
AS
$13,618
5,025
---
1/16/24
---
$2.71
23,328
-17.7
D
R,10b
1/17/24 - 5:20:51 pm
10
1y
18
89%
-44%
1
LOWINGER TIMOTHY B
VP,CTO
AS
$28,208
10,409
---
1/16/24
---
$2.71
199,329
-5.0
D
R,10b
1/17/24 - 5:19:56 pm
11
1y
5
60%
32%
2
CARVAJAL ALEJANDRA
VP,LO
AS
$11,873
4,381
---
1/16/24
---
$2.71
27,403
-13.8
D
R,10b
1/17/24 - 5:18:46 pm
12
    
 
DESCHUYTNER BRIAN
VP,COO,CFO
AS
$25,276
9,327
---
1/16/24
---
$2.71
54,511
-14.6
D
R,10b
1/17/24 - 5:18:01 pm
13
    
 
BALA MOHAN
VP
AS
$9,298
3,431
---
1/16/24
---
$2.71
14,052
-19.6
D
R,10b
1/17/24 - 5:16:56 pm
14
    
 
PROTOPAPAS ANNA
DIR
JB
---
86,958
1/13/24
1/15/24
---
---
154,552
128.6
D
R,10b
1/17/24 - 5:21:52 pm
15
    
 
MANDELIA ASHISH
VP,CAO
JB
---
12,780
1/13/24
1/15/24
---
---
28,353
82.1
D
R,10b
1/17/24 - 5:20:51 pm
16
    
 
LOWINGER TIMOTHY B
VP,CTO
JB
---
29,375
1/13/24
1/15/24
---
---
209,738
16.3
D
R,10b
1/17/24 - 5:19:56 pm
17
    
 
DESCHUYTNER BRIAN
VP,COO,CFO
JB
---
26,458
1/13/24
1/15/24
---
---
63,838
70.8
D
R,10b
1/17/24 - 5:18:01 pm
18
    
 
MISRA TUSHAR
VP
JB
---
8,541
1/13/24
1/14/24
---
---
21,323
66.8
D
R,10b
1/17/24 - 5:21:21 pm
19
    
 
CARVAJAL ALEJANDRA
VP,LO
JB
---
11,458
1/13/24
1/14/24
---
---
31,784
56.4
D
R,10b
1/17/24 - 5:18:46 pm
20
    
 
BALA MOHAN
VP
JB
---
8,750
---
1/13/24
---
---
17,483
100.2
D
R,10b
1/17/24 - 5:16:56 pm
21
    
 
DERE WILLARD H
DIR
JB
---
6,112
---
1/2/24
---
---
39,182
18.5
D
---
1/4/24 - 4:11:57 pm
22
    
 
MOTT DAVID M
DIR
JB
---
8,810
---
1/2/24
---
---
588,694
1.5
D
---
1/4/24 - 4:11:00 pm
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