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Squarepoint Ops LLC

SEC CIK
0001642575
Latest filing
Aug 14, 2026

MRSN holding history

Mersana Therapeutics, Inc. in every 13F filed by Squarepoint Ops LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

MRSN overviewAll 13F holders of MRSNFull Q2 2026 holdings

Shares (Q1 2025)
0
Sold out in Q1 2025
Value
$0
% of portfolio
0.0%
Quarters held
13
Since Q1 2021
Holdings of MRSN by Squarepoint Ops LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q1 20250$00.0%−12,104−100.0%Sold outHolders
Q4 202412,104$17.3K<0.1%−69,525−85.2%ReducedHolders
Q3 202481,629$154.3K<0.1%−171,175−67.7%ReducedHolders
Q2 2024252,804$508.1K<0.1%+252,804NewHolders
Q1 20240$00.0%−13,668−100.0%Sold outHolders
Q4 202313,668$31.7K<0.1%+13,668NewHolders
Q3 20230$00.0%−418,224−100.0%Sold outHolders
Q2 2023418,224$1.38M<0.1%+405,988+3,318.0%AddedHolders
Q1 202312,236$50.3K<0.1%−85,320−87.5%ReducedHolders
Q4 202297,556$571.7K<0.1%+82,170+534.1%AddedHolders
Q3 202215,386$104.0K<0.1%−210,986−93.2%ReducedHolders
Q2 2022226,372$1.05M<0.1%−262,625−53.7%ReducedHolders
Q1 2022488,997$1.95M<0.1%+422,325+633.4%AddedHolders
Q4 202166,672$415.0K<0.1%+66,672NewHolders
Q3 20210$00.0%−42,507−100.0%Sold outHolders
Q2 202142,507$577.0K<0.1%−12,908−23.3%ReducedHolders
Q1 202155,415$897.0K<0.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.