Lin Shao-Lee 4

Accession 0001209191-23-028862

CIK 0001962918other

View on SEC.gov Company Profile

Filed

May 10, 8:00 PM ET

Accepted

May 11, 8:50 PM ET

Size

38.9 KB

Accession

0001209191-23-028862

Insider Transaction Report

Form 4

Period: 2023-05-09

ACELYRIN, Inc.SLRN

Lin Shao-Lee

DirectorChief Executive Officer

Transactions

Conversion
Common Stock
2023-05-09+1,161,747→ 1,161,747 total(indirect: See footnote)
Other
Class A Common Stock
2023-05-09−1,107,213→ 0 total
Other
Common Stock
2023-05-09+1,107,213→ 1,107,213 total
Tax Payment
Common Stock
2023-05-09$24.69/sh−337,179$8,324,950→ 770,034 total
Other
Class A Common Stock
2023-05-09−677,813→ 0 total(indirect: See footnote)
Other
Common Stock
2023-05-09+677,813→ 677,813 total(indirect: See footnote)
Other
Class A Common Stock
2023-05-09−354,969→ 0 total(indirect: See footnote)
Other
Common Stock
2023-05-09+354,969→ 354,969 total(indirect: See footnote)
Other
Class A Common Stock
2023-05-09−354,969→ 0 total(indirect: See footnote)
Other
Common Stock
2023-05-09+354,969→ 354,969 total(indirect: See footnote)
Other
Class A Common Stock
2023-05-09−349,898→ 0 total(indirect: See footnote)
Other
Common Stock
2023-05-09+349,898→ 349,898 total(indirect: See footnote)
Other
Class A Common Stock
2023-05-09−5,070→ 0 total(indirect: See footnote)
Other
Common Stock
2023-05-09+5,070→ 5,070 total(indirect: See footnote)
Conversion
Series B Redeemable Convertible Preferred Stock
2023-05-09−978,314→ 0 total(indirect: See footnote)
→ Common Stock (978,314 underlying)
Conversion
Series C Redeemable Convertible Preferred Stock
2023-05-09−183,433→ 0 total(indirect: See footnote)
→ Common Stock (183,433 underlying)
Other
Employee Stock Option (right to buy)
2023-05-09−774,788→ 0 total
Exercise: $18.00Exp: 2033-05-03→ Class A Common Stock (774,788 underlying)
Other
Employee Stock Option (right to buy)
2023-05-09+774,788→ 774,788 total
Exercise: $18.00Exp: 2033-05-03→ Common Stock (774,788 underlying)

Footnotes (12)

[F1]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 Issuer's initial public offering of Common Stock (the "IPO"), all shares of preferred stock automatically converted into shares of Common Stock.
[F10]Shares held directly by Susie Jun 2020 Gift Trust dtd 7/16/20, for which the Reporting Person serves as trustee.
[F11]Shares held directly by Susie Jun, Trustee of the Susie Jun Trust U/A/D September 23, 2005, for which the Reporting Person's spouse serves as trustee.
[F12]1/4 of the shares subject to the option vest on May 4, 2024, and 1/48 of the shares subject to the option vest in equal monthly installments thereafter, subject to the Reporting Person's continued service.
[F2]Shares held directly by Woodland Hills Partners LLC, for which the Reporting Person serves as a managing member.
[F3]Each share of Class A Common Stock was reclassified into one share of Common Stock immediately prior to the completion of the IPO.
[F4]Represents Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Common Stock upon settlement.
[F5]Represents shares that have been withheld by the Issuer to satisfy the income tax withholding obligations in connection with the net settlement of RSUs, and not a discretionary sale by the Reporting Person. The Common Stock settled and RSUs held by the Reporting Person remain subject to the terms of a lock-up agreement by and between the Reporting Person and certain underwriters of the IPO.
[F6]Represents 303,237 shares of Common Stock and 466,797 RSUs after the net settlement of vested RSUs into shares of Common Stock upon the completion of the IPO. The remaining RSUs will continue to settle into shares of Common Stock as they vest thereafter, subject to the Reporting Person's continued service.
[F7]Shares held directly by Shao-Lee Lin, Trustee of the Shao-Lee Lin Trust u/a/d September 23, 2005, for which the Reporting Person serves as trustee.
[F8]Shares held directly by Shao-Lee Lin 2020 Gift Trust Dtd 7/16/20, for which the Reporting Person's spouse serves as trustee.
[F9]Shares held directly by Lin Family 2020 Gift Trust Dtd 7/16/20, for which the Reporting Person's spouse shares voting and investment power.

Documents

1 file

4
doc4.xmlPrimary
FORM 4 SUBMISSION

Issuer

ACELYRIN, Inc.

CIK 0001962918

→

Entity typeother

Related Parties

filerCIK 0001725092

Filing Metadata

Form type: 4
Filed: May 10, 8:00 PM ET
Accepted: May 11, 8:50 PM ET
Size: 38.9 KB

View on SEC.gov