0000872589 2023-06-09 2023-06-09 iso4217:USD shares iso4217:USD shares 0000872589 true This amendment is being filed to amend the Current Report on Form 8-K filed by Regeneron Pharmaceuticals, Inc. ("Regeneron" or the "Company") on June 14, 2023 (the "Original Report"). The sole purpose of this amendment is to disclose, as required by the regulations of the Securities and Exchange Commission, Regeneron's decision regarding the frequency of future advisory shareholder votes on executive compensation. No changes have been made to the Original Report. 8-K/A 2023-06-09 REGENERON PHARMACEUTICALS, INC. NY 000-19034 13-3444607 777 Old Saw Mill River Road Tarrytown NY 10591-6707 914 847-7000 false false false false Common Stock – par value $0.001 per share REGN NASDAQ false