Filing Details

Accession Number:
0001209191-23-028882
Form Type:
4
Zero Holdings:
No
Publication Time:
2023-05-11 21:11:46
Reporting Period:
2023-05-09
Accepted Time:
2023-05-11 21:11:46
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1962918 Acelyrin Inc. SLRN () 4
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1574579 Dawn Svoronos C/O Acelyrin, Inc.
4149 Liberty Canyon Rd.
Agoura Hills CA 91301
Yes No No No
Reported Non-Derivative Transactions
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Common Stock Acquisiton 2023-05-09 15,000 $18.00 15,000 No 4 P Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 P Direct
Reported Derivative Transactions
Sec. Name Sec. Type Acquisiton - Disposition Date Amount Price Amount - 2 Price - 2
Class A Common Stock Director Stock Option (right to buy) Disposition 2023-05-09 155,450 $0.00 155,450 $5.88
Common Stock Director Stock Option (right to buy) Acquisiton 2023-05-09 155,450 $0.00 155,450 $5.88
Class A Common Stock Director Stock Option (right to buy) Disposition 2023-05-09 23,243 $0.00 23,243 $18.00
Common Stock Director Stock Option (right to buy) Acquisiton 2023-05-09 23,243 $0.00 23,243 $18.00
Remaning Holdings Exercise Date Expiration Date Equity Swap Involved Transaction Form Type Transaction Code Nature of Ownership
0 2032-11-30 No 4 J Direct
155,450 2032-11-30 No 4 J Direct
0 2033-05-03 No 4 J Direct
23,243 2033-05-03 No 4 J Direct
Footnotes
  1. Reflects shares purchased through a directed share program in the Issuer's initial public offering of Common Stock (the "IPO").
  2. Each share of Class A Common Stock was reclassified into one share of Common Stock immediately prior to the completion of the IPO.
  3. 1/48 of the shares subject to the option vested on January 1, 2023 and 1/48 of the shares subject to the option vests in equal monthly installments thereafter, subject to the Reporting Person's continued service.
  4. 1/36 of the shares subject to the option vest on June 4, 2023, and 1/36 of the shares subject to the option vest in equal monthly installments thereafter, subject to the Reporting Person's continued service.