MRSN β€” MERSANA THERAPEUTICS INC

Ownership history in CITIGROUP INC  Β·  36 quarters on record

This page tracks every 13F SEC filing in which CITIGROUP INC reported a position in MERSANA THERAPEUTICS INC (MRSN). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price β€” sourced directly from SEC EDGAR 13F filings.

% of Fund (quarterly)
πŸ“‹ Quarterly Holdings History 10 quarters  β–Ύ
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 REDUCED 106 -72,891 -99.9% 0.00% $823 β€”
2025 Q2 REDUCED 72,997 -8,628 -10.6% 0.00% $22K β€”
2025 Q1 REDUCED 81,625 -16,206 -16.6% 0.00% $28K β€”
2024 Q4 ADDED 97,831 +15,519 +18.9% 0.00% $140K β€”
2024 Q3 ADDED 82,312 +56,746 +222.0% 0.00% $156K β€”
2024 Q2 REDUCED 25,566 -389,282 -93.8% 0.00% $51K β€”
2024 Q1 ADDED 414,848 +398,874 +2497.0% 0.00% $1.9M β€”
2023 Q4 ADDED 15,974 +14,239 +820.7% 0.00% $37K β€”
2023 Q3 REDUCED 1,735 -123,893 -98.6% 0.00% $2K β€”
2023 Q2 ADDED 125,628 +85,628 +214.1% 0.00% $413K β€”
26 older quarters hidden  β€”  Sign in free or upgrade to Premium to see full history

🏒 Other funds also holding MRSN

As of 2025 Q4 β€” sorted by position size

Rangeley Capital, LLC 1.37% Bain Capital Life Sciences Investors, LLC 3Y 7Y 0.77% Yakira Capital Management, Inc. 3Y 7Y 0.32% EQUITEC PROPRIETARY MARKETS, LLC 3Y 7Y 0.25% Rock Springs Capital Management LP 3Y 7Y 0.23% Knott David M Jr 3Y 0.2% Affinity Asset Advisors, LLC 3Y 0.16% EQUITEC PROPRIETARY MARKETS, LLC 3Y 7Y 0.09% DELTEC ASSET MANAGEMENT LLC 3Y 7Y 0.09% Lion Point Capital, LP 3Y 7Y 0.01%
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