Form 15-12G Y-mAbs Therapeutics,
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 15
CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION
UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934
OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d)
OF THE SECURITIES EXCHANGE ACT OF 1934.
Commission File Number: 001-38650
Y-MABS THERAPEUTICS, INC.
(Exact name of registrant as specified in its charter)
202 Carnegie Center, Suite 301
Princeton, New Jersey 08540
(646) 885-8505
(Address, including zip code, and telephone number, including area code, of registrant's principal executive offices)
Common Stock, par value $0.0001 per share
(Title of each class of securities covered by this Form)
None
(Title of all other classes of securities for which a duty to file reports under section 13(a) or 15(d) remains)
Please place an X in the box(es) to designate the appropriate rule provision(s) relied upon to terminate or suspend the duty to file reports:
| Rule 12g-4(a)(1) | x |
| Rule 12g-4(a)(2) | ¨ |
| Rule 12h-3(b)(1)(i) | x |
| Rule 12h-3(b)(1)(ii) | ¨ |
| Rule 15d-6 | ¨ |
| Rule 15d-22(b) | ¨ |
Approximate number of holders of record as of the certification or notice date: One
Pursuant to the requirements of the Securities Exchange Act of 1934, Y-mAbs Therapeutics, Inc. has caused this certification/notice to be signed on its behalf by the undersigned duly authorized person.
| Y-MABS THERAPEUTICS, INC. | ||
| September 26, 2025 | By: | /s/ Vanessa Wolfeler |
| Name: Vanessa Wolfeler | ||
| Title: President | ||
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