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Protopapas Anna's Form 4 filing

Mersana Therapeutics, Inc. (MRSN) · filed Jan 17, 2024

Accession no.
0001104659-24-004551
Filed
Jan 17, 2024
Trade date
Jan 13-16, 2024
Filing delay
4 days
Rule 10b5-1 plan
Checked

This filing lists 5 non-derivative transactions and 4 derivative transactions. Open-market sales total $79.7K. It was filed 4 days after the trade.

Reporting owners

A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.

Reporting owners on this filing
OwnerRelationship to the company
Protopapas AnnaCIK 0001347582Director

Non-derivative securities (Table I)

Acquisitions and disposals of common stock and similar shares, one row per line on the filing.

Non-derivative transactions
Trade dateSecurityTransactionSharesPriceValueShares afterOwnershipFlags
Jan 13, 2024Common StockMOption exerciseAcquired+31,250$0.00$098,844Direct
Jan 14, 2024Common StockMOption exerciseAcquired+16,750$0.00$0115,594Direct
Jan 15, 2024Common StockMOption exerciseAcquired+21,250$0.00$0136,844Direct
Jan 15, 2024Common StockMOption exerciseAcquired+17,708$0.00$0154,552Direct
Jan 16, 2024Common StockSSaleDisposed−29,399$2.71F6−$79,671.29125,153Direct

Derivative securities (Table II)

Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.

Derivative transactions
Trade dateSecurityTransactionUnderlying sharesUnit priceValueHeld afterOwnershipFlags
Jan 13, 2024Common StockMOption exerciseDisposed−31,250$0.00$093,750Direct
Jan 14, 2024Common StockMOption exerciseDisposed−16,750$0.00$033,500Direct
Jan 15, 2024Common StockMOption exerciseDisposed−21,250$0.00$021,250Direct
Jan 15, 2024Common StockMOption exerciseDisposed−17,708$0.00$00Direct

Footnotes and remarks

Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.

F6

The price reported is a weighted average sales price. The shares were sold in multiple transactions at prices ranging from $2.70 to $2.71, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

Referenced by the price of 1 transaction in Table I.

Read the full filing on SEC EDGAR (opens in a new tab)