Valentin Gapontsev Trust I sold $1.6M of IPGP stock

Valentin Gapontsev Trust I, 10% owner of Ipg Photonics Corp (IPGP), sold 20,652 shares of IPGP stock worth $1.6M, per an SEC Form 4 filed Nov 4, 2026.

The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.

The trade happened on Nov 2, 2026, 2 days before it was made public.

IPGP has moved -3.1% since the trade date, from $72.91 to $70.67 (Nov 9, 2026 close).