Repligen(RGEN) - 2021 Q1 - Quarterly Report

Table of Contents FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 000-14656 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (I.R.S. Employer Identification No.) (781) 250-0111 Registrant's Telephone Number, Including Area Code Securities r ...