Natalia Pavlova - May 25, 2021 Form 4 Insider Report for IPG PHOTONICS CORP (IPGP)

Role: Chief Technology Officer, Director
Signature: /s/ Angelo P. Lopresti, Attorney-in-Fact for Natalia Pavlova and Igor Samartsev
Stock symbol: IPGP
Transactions as of: May 25, 2021
Transactions value $: $0
Form type: 4
Date filed: 5/26/2021, 04:23 PM

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	IPGP	Common Stock	Award	$0	+600	+0.4%	$0.00	152K	May 25, 2021	Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Grant of restricted stock units vesting 100% on the earlier of May 25, 2022 or the date of the 2022 annual stockholder meeting of the Issuer.
F2	Mr. Samartsev, an officer, is an indirect beneficial owner of such shares as the spouse of Ms. Pavlova, a director.