Mersana Therapeutics, Inc. Common Stock (MRSN) is a publicly traded Healthcare sector company. As of September 1, 2026, MRSN trades at $29.08 with a market cap of $145.36M and a P/E ratio of -19.65. MRSN moved +0.62% today. Year to date, MRSN is +258.46%; over the trailing twelve months it is flat. Its 52-week range spans $5.21 to $35.23. Analyst consensus is buy with an average price target of $10.00. Rallies surfaces MRSN's financials, insider trades, hedge fund holdings, congressional trades, analyst ratings, and AI-generated research below.
Rallies tracks politician and congressional stock disclosures for MRSN, including purchases, sales, transaction dates, owners, and reported trade amounts when available.
| Metric | Value |
|---|---|
| Price | $29.08 |
| Market Cap | $145.36M |
| P/E Ratio | -19.65 |
| EPS | $-1.48 |
| Dividend Yield | 0.00% |
| 52-Week High | $35.23 |
| 52-Week Low | $5.21 |
| Volume | 712.46K |
| Avg Volume | 0 |
| Revenue (TTM) | $36.85M |
| Net Income | $-171.67M |
| Gross Margin | 0.00% |
19 analysts cover MRSN: 0 strong buy, 11 buy, 8 hold, 0 sell, 0 strong sell. Consensus rating is buy. Average price target: $10.00.