Anthony A. Florence Jr., 10% Owner at Mersana Therapeutics, Inc. (MRSN), sold 4,020,914 shares at $8.50 ($178K) on 2020-04-13, disclosed to the SEC on 2020-04-13.
Open-market sale of $178k MRSN by 10% Owner. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $0.00 | 4,000,000 | $0 | 0.0% |
| 2 | $8.50 | 20,914 | $178K | 100.0% |
| Total | $0.04 avg | 4,020,914 | $178K | 100% |
| Filing → |
| NEUE | SELL | 2025-10-06 | $25K | — | Filing → |
| MBX | BUY | 2024-09-17 | $8.0M | — | Filing → |
| KRRO | BUY | 2024-04-24 | $1000K | — | Filing → |