Insider · CIK 0001645755
Alejandra Carvajal
officer
Files at MRSN (Mersana Therapeutics, Inc.). First filing Jan 15, 2025, latest Jan 17, 2025.
Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 3
$0 bought, $5,753 sold
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 0Weak | Mersana Therapeutics, Inc. | $2,956 5,096 shares | -6% | - | |
| 0Weak | Mersana Therapeutics, Inc. | $600 952 shares | -1% | - | |
| 0Weak | Mersana Therapeutics, Inc. | $2,198 3,330 shares | -5% | - |
Transactions
Every row this insider has filed, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | UTender of shares Common Stock | -3,131 | - | - | 0 | Jan 6, 2026 |
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | DDisposition to issuer Stock Option (right to buy)derivative | -3,047 | - | - | 0 | Jan 6, 2026 |
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | DDisposition to issuer Stock Option (right to buy)derivative | -6,702 | - | - | 0 | Jan 6, 2026 |
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | DDisposition to issuer Stock Option (right to buy)derivative | -4,500 | - | - | 0 | Jan 6, 2026 |
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | DDisposition to issuer Stock Option (right to buy)derivative | -1,800 | - | - | 0 | Jan 6, 2026 |
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | DDisposition to issuer Stock Option (right to buy)derivative | -1,527 | - | - | 0 | Jan 6, 2026 |
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | DDisposition to issuer Stock Option (right to buy)derivative | -4,922 | - | - | 0 | Jan 6, 2026 |
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | DDisposition to issuer Stock Option (right to buy)derivative | -1,078 | - | - | 0 | Jan 6, 2026 |
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | DDisposition to issuer Stock Option (right to buy)derivative | -7,921 | - | - | 0 | Jan 6, 2026 |
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | DDisposition to issuer Restricted Stock Unitsderivative | -100 | - | - | 0 | Jan 6, 2026 |
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | DDisposition to issuer Restricted Stock Unitsderivative | -717 | - | - | 0 | Jan 6, 2026 |
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | DDisposition to issuer Restricted Stock Unitsderivative | -1,500 | - | - | 0 | Jan 6, 2026 |
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | DDisposition to issuer Restricted Stock Unitsderivative | -2,166 | - | - | 0 | Jan 6, 2026 |
| Jan 15, 2025 | MRSN Mersana Therapeutics, Inc. | MOption exercise Common Stock10b5-1 | +12,500 | $0.00 | $0 | 83,392 | Jan 17, 2025 |
| Jan 16, 2025 | MRSN Mersana Therapeutics, Inc. | SOpen-market sale Common Stock10b5-1 | -5,096 | $0.58 | $2,956 | 78,296 | Jan 17, 2025 |
| Jan 15, 2025 | MRSN Mersana Therapeutics, Inc. | MOption exercise Restricted Stock Unitderivative10b5-1 | -12,500 | $0.00 | $0 | 37,500 | Jan 17, 2025 |
| Jan 15, 2025 | MRSN Mersana Therapeutics, Inc. | AGrant or award Stock Option (Right to Buy)derivative10b5-1 | +243,750 | $0.00 | $0 | 243,750 | Jan 17, 2025 |
| Jan 15, 2025 | MRSN Mersana Therapeutics, Inc. | AGrant or award Restricted Stock Unitderivative10b5-1 | +54,167 | $0.00 | $0 | 54,167 | Jan 17, 2025 |
| Jan 14, 2025 | MRSN Mersana Therapeutics, Inc. | MOption exercise Common Stock10b5-1 | +2,500 | $0.00 | $0 | 71,844 | Jan 16, 2025 |
| Jan 15, 2025 | MRSN Mersana Therapeutics, Inc. | SOpen-market sale Common Stock10b5-1 | -952 | $0.63 | $600 | 70,892 | Jan 16, 2025 |
| Jan 14, 2025 | MRSN Mersana Therapeutics, Inc. | MOption exercise Restricted Stock Unitderivative10b5-1 | -2,500 | $0.00 | $0 | 2,500 | Jan 16, 2025 |
| Jan 13, 2025 | MRSN Mersana Therapeutics, Inc. | MOption exercise Common Stock10b5-1 | +8,958 | $0.00 | $0 | 72,674 | Jan 15, 2025 |
| Jan 14, 2025 | MRSN Mersana Therapeutics, Inc. | SOpen-market sale Common Stock10b5-1 | -3,330 | $0.66 | $2,198 | 69,344 | Jan 15, 2025 |
| Jan 13, 2025 | MRSN Mersana Therapeutics, Inc. | MOption exercise Restricted Stock Unitderivative10b5-1 | -8,958 | $0.00 | $0 | 17,917 | Jan 15, 2025 |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.