Insider · CIK 0001378543

Robert A Blair

Period1M 3M 6M 1Y 2Y All datashares as filed — not split-adjusted

Open-market buys & salesbuys $0 · 0sales $1.7M · 2net −$1.7M

Reported trades — common stock

Trade	Reported (ET)	Company	Shares	Avg price	Total	Owned after	Δ stake	Flags
May 11, 2015 SForm 4 →	May 13, 5:13 pm EDT	IPG PHOTONICS CORPIPGP	13,167	$93.79	$1,234,926	23,738	−35.7%	plan?
May 11, 2015 MForm 4 →	May 13, 5:13 pm EDT	IPG PHOTONICS CORPIPGP	13,167	$67.67	$891,025	24,738	—	plan?
Feb 25, 2015 SForm 4 →	Feb 26, 5:38 pm EST	IPG PHOTONICS CORPIPGP	5,000	$97.03	$485,150	23,738	−17.4%	plan?

Trade	Reported (ET)	Company	Shares	Avg price	Total	Owned after	Δ stake	Flags
May 11, 2015 MForm 4 →	May 13, 5:13 pm EDT	IPG PHOTONICS CORPIPGP	13,167	$67.67	$891,025	0	—