Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001753224-25-000004
Filing Date
2025-09-18
Accepted
2025-09-18 21:12:33
Documents
1
Period of Report
2025-09-16

Document Format Files

Seq Description Document Type Size
1 form4-09192025_010929.html 4  
1 form4-09192025_010929.xml 4 42805
  Complete submission text file 0001753224-25-000004.txt   44267
Mailing Address 202 CARNEGIE CENTER SUITE 301 PRINCETON NJ 08540
Business Address 202 CARNEGIE CENTER SUITE 301 PRINCETON NJ 08540 646-885-8505
Y-mAbs Therapeutics, Inc. (Issuer) CIK: 0001722964 (see all company filings)

EIN.: 474619612 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations
(CF Office: 03 Life Sciences)

Mailing Address C/O Y-MABS THERAPEUTICS, INC. 202 CARNEGIE CENTER, SUITE 301 PRINCETON NJ 08540
Business Address
Gad Thomas (Reporting) CIK: 0001753224 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-38650 | Film No.: 251324784