DCM
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DAFNA Capital Management’s Mersana Therapeutics MRSN Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2023
Q4
Sell
-734,038
Closed -$932K 78
2023
Q3
$932K Sell
734,038
-76,807
-9% -$97.5K 0.29% 58
2023
Q2
$2.67M Buy
810,845
+299,982
+59% +$987K 0.73% 38
2023
Q1
$2.1M Buy
510,863
+97,400
+24% +$400K 0.63% 38
2022
Q4
$2.42M Buy
413,463
+35,700
+9% +$209K 0.68% 41
2022
Q3
$2.55M Sell
377,763
-29,000
-7% -$196K 0.69% 38
2022
Q2
$1.88M Buy
406,763
+54,000
+15% +$249K 0.51% 47
2022
Q1
$1.41M Buy
352,763
+212,500
+152% +$848K 0.37% 61
2021
Q4
$872K Hold
140,263
0.22% 66
2021
Q3
$1.32M Buy
140,263
+12,000
+9% +$113K 0.35% 62
2021
Q2
$1.74M Buy
128,263
+4,000
+3% +$54.3K 0.36% 55
2021
Q1
$2.01M Buy
124,263
+75,000
+152% +$1.21M 0.48% 50
2020
Q4
$1.31M Sell
49,263
-103,500
-68% -$2.75M 0.39% 53
2020
Q3
$2.84M Sell
152,763
-117,400
-43% -$2.19M 0.92% 27
2020
Q2
$6.32M Sell
270,163
-131,456
-33% -$3.08M 1.82% 18
2020
Q1
$2.34M Buy
401,619
+293,156
+270% +$1.71M 0.98% 29
2019
Q4
$621K Sell
108,463
-393,273
-78% -$2.25M 0.21% 67
2019
Q3
$793K Buy
501,736
+226,500
+82% +$358K 0.3% 63
2019
Q2
$1.12M Sell
275,236
-128,064
-32% -$519K 0.42% 56
2019
Q1
$2.12M Buy
+403,300
New +$2.12M 0.92% 32