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Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001209191-23-027479
Filing Date
2023-05-04
Accepted
2023-05-04 19:10:19
Documents
2
Period of Report
2023-05-04

Document Format Files

Seq Description Document Type Size
1 FORM 3 SUBMISSION doc3.html 3  
1 FORM 3 SUBMISSION doc3.xml 3 8973
2 EX-24 DOCUMENT attachment1.htm EX-24 3156
  Complete submission text file 0001209191-23-027479.txt   14600
Mailing Address AMGEN INC. ONE AMGEN CENTER DRIVE THOUSAND OAKS CA 91320-1799
Business Address
Harper Sean E (Reporting) CIK: 0001541946 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-41696 | Film No.: 23890641

Mailing Address 3075 TOWNSGATE ROAD, SUITE 140 WESTLAKE VILLAGE CA 91361
Business Address 3075 TOWNSGATE ROAD, SUITE 140 WESTLAKE VILLAGE CA 91361 805-465-9588
Westlake BioPartners Fund II, L.P. (Reporting) CIK: 0001811947 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-41696 | Film No.: 23890643

Mailing Address 3075 TOWNSGATE ROAD, SUITE 140 WESTLAKE VILLAGE CA 91361
Business Address 3075 TOWNSGATE ROAD, SUITE 140 WESTLAKE VILLAGE CA 91361 805-465-9588
Westlake BioPartners GP II, LLC (Reporting) CIK: 0001811948 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-41696 | Film No.: 23890642

Mailing Address 4149 LIBERTY CANYON RD. AGOURA HILLS CA 91301
Business Address 4149 LIBERTY CANYON RD. AGOURA HILLS CA 91301 805-871-4300
ACELYRIN, Inc. (Issuer) CIK: 0001962918 (see all company filings)

IRS No.: 852406735 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations