All Companies

RGEN

Repligen Corp

Biological Products, (No Diagnostic Substances)

$141.23updated Jul 30, 2026

Repligen, headquartered in Waltham, Massachusetts, is a global life sciences company that develops and sells bioprocessing equipment and supplies used in the manufacturing of biologic drugs, including monoclonal antibodies, recombinant proteins, vaccines, and cell and gene therapies. Its customers include biopharmaceutical companies, contract development and manufacturing organizations, or CDMOs, and other life science companies. It sells four main product categories: filtration (including fluid management) is the largest category (about 55% of total revenue), while chromatography, proteins, and process analytics are 21%, 11%, and 13%, respectively. Customers in North America, Europe, and Asia Pacific contribute about 44%, 37%, and 19% of revenue, respectively.

Total Trades

7

Politicians Trading

2

Last Traded

Oct 31, 2025

Price history

Congressional Trades

PoliticianNotifiedTradedTypeAmountChange
Lisa C. McClainRNov 21, 2025Oct 31, 2025Sell$1,001 - $15,000-5.25%
Lisa C. McClainRNov 21, 2025Oct 30, 2025Buy$1,001 - $15,000-2.31%
Lisa C. McClainRNov 21, 2025Oct 30, 2025Sell$1,001 - $15,000-2.31%
Lisa C. McClainRAug 13, 2025Jul 22, 2025Buy$1,001 - $15,000+23.76%
Lisa C. McClainRAug 13, 2025Jun 17, 2025Sell$1,001 - $15,000+16.71%
Lisa C. McClainRAug 13, 2025Jun 11, 2025Buy$1,001 - $15,000+6.99%
Jefferson ShreveRMay 8, 2025Apr 7, 2025Sell$15,001 - $50,000+21.63%