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Harper Sean E's Form 4 filing

ACELYRIN, Inc. (SLRN) · filed May 11, 2023

Accession no.
0001209191-23-028886
Filed
May 11, 2023, 9:16 PM ET
Trade date
May 9, 2023
Filing delay
2 days
Rule 10b5-1 plan
Not checked

This filing lists 2 non-derivative transactions and 3 derivative transactions. Open-market purchases total $22.5M. It was filed 2 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
Harper Sean ECIK 000154194610% Owner
Westlake BioPartners Fund II, L.P.CIK 000181194710% Owner
Westlake BioPartners GP II, LLCCIK 000181194810% Owner

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 9, 2023Common StockCConversionAcquired+8,540,729––8,540,729DirectDuplicate filing
May 9, 2023Common StockPPurchaseAcquired+1,250,000$18.00+$22,500,0009,790,729DirectDuplicate filing

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 9, 2023Common StockCConversionDisposed−4,056,795––0DirectDuplicate filing
May 9, 2023Common StockCConversionDisposed−2,445,786––0DirectDuplicate filing
May 9, 2023Common StockCConversionDisposed−2,038,148––0DirectDuplicate filing

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)