Ronald Pepin

Filings by Ronald Pepin span 2 companies, the busiest being Medarex Inc and Celldex Therapeutics, Inc. The record holds 8 filings, for trades running from 2 March 2007 to 15 December 2025.

The open-market record consists of 3 sales worth €127k, with no purchase. Besides market trades, the filings include 4 option exercises.

On 17 December 2025 came the latest disclosure, an option exercise for €26k in Celldex Therapeutics, Inc. Between a trade and the moment it shows up on SEC (Form 4), the median delay is 3 days. Section 16 rules allow two business days to file each Form 4. Sales are harder to read than purchases, since they often meet personal needs such as tax or diversification. This summary is built from SEC (Form 4) disclosures alone and does not predict where the share price will go.