Vanguard Group’s Mersana Therapeutics MRSN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q4
$6.08M Sell
210,301
-92,252
-30% -$1.75M ﹤0.01% 3177
2025
Q3
$2.35M Sell
302,553
-4,583
-1% -$34.4K ﹤0.01% 3528
2025
Q2
$2.27M Sell
307,136
-27,975
-8% -$246K ﹤0.01% 3498
2025
Q1
$2.88M Buy
335,111
+52,810
+19% +$815K ﹤0.01% 3362
2024
Q4
$10.1M Sell
282,301
-4,797
-2% -$248K ﹤0.01% 2952
2024
Q3
$13.6M Buy
287,098
+18,997
+7% +$838K ﹤0.01% 2802
2024
Q2
$13.5M Buy
268,101
+17,126
+7% +$1.24M ﹤0.01% 2753
2024
Q1
$28.1M Buy
250,975
+1,471
+0.6% +$146K ﹤0.01% 2424
2023
Q4
$14.5M Buy
249,504
+2,059
+0.8% +$82.8K ﹤0.01% 2750
2023
Q3
$7.86M Buy
247,445
+18,460
+8% +$877K ﹤0.01% 3024
2023
Q2
$18.8M Buy
228,985
+43,445
+23% +$6.36M ﹤0.01% 2619
2023
Q1
$19.1M Buy
185,540
+7,578
+4% +$1.06M ﹤0.01% 2602
2022
Q4
$26.1M Buy
177,962
+2,842
+2% +$480K ﹤0.01% 2501
2022
Q3
$29.6M Sell
175,120
-14,229
-8% -$2.31M ﹤0.01% 2447
2022
Q2
$21.9M Buy
189,349
+51,938
+38% +$4.88M ﹤0.01% 2597
2022
Q1
$13.7M Sell
137,411
-6,886
-5% -$804K ﹤0.01% 2978
2021
Q4
$22.4M Sell
144,297
-2,967
-2% -$577K ﹤0.01% 2776
2021
Q3
$34.7M Buy
147,264
+20,001
+16% +$5.84M ﹤0.01% 2559
2021
Q2
$43.2M Buy
127,263
+2,568
+2% +$972K ﹤0.01% 2453
2021
Q1
$50.4M Buy
124,695
+1,954
+2% +$948K ﹤0.01% 2312
2020
Q4
$81.7M Buy
122,741
+9,113
+8% +$5.07M ﹤0.01% 1939
2020
Q3
$52.9M Sell
113,628
-951
-0.8% -$481K ﹤0.01% 1993
2020
Q2
$67M Buy
114,579
+38,898
+51% +$13.3M ﹤0.01% 1859
2020
Q1
$11M Buy
75,681
+990
+1% +$173K ﹤0.01% 2574
2019
Q4
$10.7M Sell
74,691
-168
-0.2% -$12.3K ﹤0.01% 2825
2019
Q3
$2.96M Sell
74,859
-1,281
-2% -$93.1K ﹤0.01% 3315
2019
Q2
$7.71M Buy
76,140
+16,120
+27% +$1.9M ﹤0.01% 2994
2019
Q1
$7.89M Buy
60,020
+49,353
+463% +$6.21M ﹤0.01% 2952
2018
Q4
$1.09M Sell
10,667
-13,377
-56% -$2.12M ﹤0.01% 3547
2018
Q3
$6.01M Buy
24,044
+6,157
+34% +$2.06M ﹤0.01% 3158
2018
Q2
$7.99M Buy
17,887
+1,019
+6% +$447K ﹤0.01% 3013
2018
Q1
$6.65M Buy
16,868
+9,615
+133% +$3.8M ﹤0.01% 3025
2017
Q4
$2.98M Buy
7,253
+916
+14% +$399K ﹤0.01% 3307
2017
Q3
$2.74M Buy
6,337
+3,337
+111% +$1.32M ﹤0.01% 3310
2017
Q2
$1.05M Buy
+3,000
New +$1.04M ﹤0.01% 3556

Other funds holding MRSN