0001453593 2024-09-03 2024-09-03 0001453593 dei:BusinessContactMember 2024-09-03 2024-09-03 iso4217:USD shares iso4217:USD shares true 0001453593 POS AM Xtant Medical holdings, Inc. DE 20-5313323 664 Cruiser Lane Belgrade MT 59714 (406) 388-0480 Sean E. Browne 664 Cruiser Lane Belgrade MT 59714 (406) 388-0480 Non-accelerated Filer true false Xtant Medical Holdings, Inc. (the “Company”) is filing this Post-Effective Amendment No. 1 (this “Amendment”) to its Registration Statement on Form S-3 (File No. 333-278413) (the “Registration Statement”) to update the prospectus contained therein, including incorporating by reference updated financial statements and pro forma information of Surgalign Holdings, Inc., as required pursuant to Rule 3-05 and Article 11 of Regulation S-X, which were included in a current report on Form 8-K filed by the Company on September 3, 2024. No additional securities are being registered under this Amendment, and all applicable registration fees were paid at the time of the original filing of the Registration Statement.