Mandelia Ashish
SEC insider (Form 3/4/5 filer). CIK 0001782805. VP, Chief Accounting Officer at Mersana Therapeutics, Inc. (MRSN). 30 reported Form 4/5 transactions since Sep 2024; latest on Jan 6, 2026. Located in CAMBRIDGE, MA.
Companies Mandelia Ashish has filed insider reports for
- Mersana Therapeutics, Inc. (MRSN): Officer, VP, Chief Accounting Officer
Mandelia Ashish
CIK: 0001782805
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
Mersana Therapeutics, Inc.
Discretionary Trading P&L
Holdings
Transaction History (30 total)
- Jan 6, 2026MRSN
Mersana Therapeutics, Inc.
DispositionDirectStock Option (right to buy)
310 shares- - Jan 6, 2026MRSN
Mersana Therapeutics, Inc.
DispositionDirectStock Option (right to buy)
359 shares- - Jan 6, 2026MRSN
Mersana Therapeutics, Inc.
DispositionDirectStock Option (right to buy)
2.9K shares- - Jan 6, 2026MRSN
Mersana Therapeutics, Inc.
DispositionDirectStock Option (right to buy)
44 shares- - Jan 6, 2026MRSN
Mersana Therapeutics, Inc.
DispositionDirectStock Option (right to buy)
773 shares- - Jan 6, 2026MRSN
Mersana Therapeutics, Inc.
DispositionDirectStock Option (right to buy)
1.3K shares- - Jan 6, 2026MRSN
Mersana Therapeutics, Inc.
DispositionDirectStock Option (right to buy)
1.7K shares- - Jan 6, 2026MRSN
Mersana Therapeutics, Inc.
Tender OfferDirect2.3K shares- - Jan 6, 2026MRSN
Mersana Therapeutics, Inc.
DispositionDirectStock Option (right to buy)
555 shares- - Jan 6, 2026MRSN
Mersana Therapeutics, Inc.
DispositionDirectStock Option (right to buy)
788 shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | Disposition Stock Option (right to buy) | 310 | - | - | Direct |
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | Disposition Stock Option (right to buy) | 359 | - | - | Direct |
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | Disposition Stock Option (right to buy) | 2,870 | - | - | Direct |
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | Disposition Stock Option (right to buy) | 44 | - | - | Direct |
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | Disposition Stock Option (right to buy) | 773 | - | - | Direct |
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | Disposition Stock Option (right to buy) | 1,312 | - | - | Direct |
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | Disposition Stock Option (right to buy) | 1,687 | - | - | Direct |
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | Tender Offer | 2,300 | - | $0 | Direct |
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | Disposition Stock Option (right to buy) | 555 | - | - | Direct |
| Jan 6, 2026 | MRSN Mersana Therapeutics, Inc. | Disposition Stock Option (right to buy) | 788 | - | - | Direct |
1-10 of 30 transactions