Ownership history in CITIGROUP INC · 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 — sourced directly from SEC EDGAR 13F filings.
| Quarter | Action | Shares | Change | Chg % | % of Fund | Mkt Value | Price (EOQ) |
|---|---|---|---|---|---|---|---|
| 2025 Q3 | REDUCED | 106 | -72,891 | -99.9% | 0.00% | $823 | — |
| 2025 Q2 | REDUCED | 72,997 | -8,628 | -10.6% | 0.00% | $22K | — |
| 2025 Q1 | REDUCED | 81,625 | -16,206 | -16.6% | 0.00% | $28K | — |
| 2024 Q4 | ADDED | 97,831 | +15,519 | +18.9% | 0.00% | $140K | — |
As of 2025 Q4 — sorted by position size