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Seidenberg Beth C's Form 4 filing

ACELYRIN, Inc.SLRN · filed May 11, 2023

Accession no.
0001209191-23-028884
Filed
May 11, 2023
Trade date
May 9, 2023
Filing delay
2 days
Rule 10b5-1 plan
Not checked

This filing lists 3 non-derivative transactions and 5 derivative transactions. Open-market purchases total $23.6M. 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
Seidenberg Beth CCIK 0001184592Director, 10% 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–F1–8,540,729Indirect
May 9, 2023Common StockPPurchaseAcquired+1,250,000$18.00+$22,500,0009,790,729Indirect
May 9, 2023Common StockPPurchaseAcquired+60,000$18.00+$1,080,00060,000Direct

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–F5–0Indirect
May 9, 2023Common StockCConversionDisposed−2,445,786–F5–0Indirect
May 9, 2023Common StockCConversionDisposed−2,038,148–F5–0Indirect
May 9, 2023Class A Common StockJOtherDisposed−23,243$0.00$00Direct
May 9, 2023Common StockJOtherAcquired+23,243$0.00$023,243Direct

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

Represents shares of Common Stock received upon conversion of shares of the reported series of preferred stock on a one-for-one basis without payment of further consideration.

Referenced by the price of 1 transaction in Table I.

F5

Each share of preferred stock is convertible into one share of Common Stock and has no expiration date. Immediately prior to the completion of the IPO, all shares of preferred stock automatically converted into shares of Common Stock.

Referenced by the price of 3 transactions in Table II.

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