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DesRosier Thomas's Form 4 filing

Seres Therapeutics, Inc. (MCRB) · filed May 19, 2025

Accession no.
0000950170-25-074325
Filed
May 19, 2025
Trade date
May 15, 2025
Filing delay
4 days
Rule 10b5-1 plan
Checked

This filing lists 3 non-derivative transactions and 2 derivative transactions. Open-market sales total $575.12. 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
DesRosier ThomasCIK 0001435744Officer (Chief Legal Officer and EVP)

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
May 15, 2025Common StockMOption exerciseAcquired+133–F1–7,255Direct
May 15, 2025Common StockMOption exerciseAcquired+111–F1–7,366Direct
May 15, 2025Common StockSSaleDisposed−79$7.28−$575.127,287Direct

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
May 15, 2025Common StockMOption exerciseDisposed−133$0.00$0929Direct
May 15, 2025Common StockMOption exerciseDisposed−111$0.00$01,224Direct

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.

F1

Each restricted stock unit represents a contingent right to receive one share of Issuer common stock.

Referenced by the price of 2 transactions in Table I.

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