Mersana Therapeutics Inc. (MRSN)

Market is closed

Hedge Fund Popularity

13F filing is ongoing

Hedge Fund Holdings
Filing Period:
Last update:
No. Hedge Fund Shares Value Activity % Port
1.
EcoR1 Capital

Oleg Nodelman

11,328,000 $16,199,040 -42% 0.61%
2.
Rock Springs Capital Management

Kris Jenner, Gordon Bussard, Graham Mcphail

3,431,684 $4,907,308 +13% 0.18%
3.
Boxer Capital

Aaron Davis And Christopher Fuglesang

2,635,000 $3,768,050 0.32%
4. 2,119,586 $3,031,007 -5% 0.01%
5.
Catalio Capital Management

George Petrocheilos And R. Jacob Vogelstein

1,705,036 $2,438,201 0.53%
Insider Trading: Purchases See All
Insider Price Amount Relationship Remaining Holdings Date Form 4
$3.20 14,760 Director 8,663,673 2022-06-02 Filing
$3.28 80,759 Director 8,648,913 2022-05-31 Filing
$3.19 75,000 Director 8,568,154 2022-05-26 Filing
$3.18 90,155 Director 8,493,154 2022-05-25 Filing
$3.29 100,000 Director 8,402,999 2022-05-24 Filing
Insider Trading: Sales See All
Insider Price Amount Relationship Remaining Holdings Date Form 4
$0.58 3,554 Officer 57,519 2025-01-16 Filing
$0.58 8,637 Director 168,041 2025-01-16 Filing
$0.58 8,048 Officer 257,673 2025-01-16 Filing
$0.58 4,514 Officer, Director 122,875 2025-01-16 Filing
$0.58 8,470 Officer 121,393 2025-01-16 Filing
Institutional Investors' Holdings
Filing Period:
No. Name Shares Value % Port
1. 12,067,246 $17,256,162 2.79%
2. 10,257,790 $14,668,640 1%
3. 9,205,182 $13,163,410 0%
4. 8,663,673 $12,389,052 1.45%
5. 7,057,516 $10,092,247 0%
News See All