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Caption Management, LLC

SEC CIK
0001706766
Latest filing
Aug 14, 2026

MRSN holding history

Mersana Therapeutics, Inc. in every 13F filed by Caption Management, 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 (Q4 2024)
0
Sold out in Q4 2024
Value
$0
% of portfolio
0.0%
Quarters held
6
Since Q1 2021
Holdings of MRSN by Caption Management, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q4 20240$00.0%−10,200−100.0%Sold outHolders
Q3 202410,200$19.3K<0.1%00.0%UnchangedHolders
Q2 202410,200$20.5K<0.1%+10,200NewHolders
Q3 20230$00.0%−181,000−100.0%Sold outHolders
Q2 2023181,000$595.5K0.1%−114,900−38.8%ReducedHolders
Q1 2023295,900$1.22M0.3%+295,900NewHolders
Q3 20210$00.0%−54,700−100.0%Sold outHolders
Q2 202154,700$742.0K0.1%−191,447−77.8%ReducedHolders
Q1 2021246,147$3.98M0.5%––Holders

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