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Loeillot Olivier's Form 4 filing

Repligen Corp (RGEN) · filed Sep 22, 2026

Accession no.
0001628280-26-063026
Filed
Sep 22, 2026, 4:07 PM ET
Trade date
Sep 21, 2026
Filing delay
1 day
Rule 10b5-1 plan
Checked

This filing lists 2 non-derivative transactions and 1 derivative transaction. Open-market sales total $976.7K. It was filed 1 day 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
Loeillot OlivierCIK 0001995525Director, Officer (Chief Executive Officer)

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
Sep 21, 2026Common StockMOption exerciseAcquired+5,426$141.79+$769,352.5453,795Direct
Sep 21, 2026Common StockSSaleDisposed−5,426$180.00−$976,68048,369Direct

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
Sep 21, 2026Common StockMOption exerciseDisposed−5,426$0.00$05,426Direct

Footnotes

Livermore does not store Form 4 footnotes. For price ranges, how indirect holdings are held and trading plan details, read the original on SEC EDGAR.

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