IPG PHOTONICS CORP

Ticker: IPGP CUSIP: 44980X109 Class: Common Stock

CenterStar Asset Management, LLC's Holding History (CIK: 0001722053)

Note: Option positions (PUT/CALL) are excluded.

Q1 2020

Shares 392 Value ($000) $43 Avg Close $130.79 Range $98.04 - $150.00

Q4 2018

Shares 163 Value ($000) $19 Avg Close $132.93 Range $104.64 - $158.19

Q4 2017

Shares 4,002 Value ($000) $862 Avg Close $212.25 Range $185.00 - $248.23

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2020	392	$43	$130.79	$98.04 - $150.00
Q4 2018	163	$19	$132.93	$104.64 - $158.19
Q4 2017	4,002	$862	$212.25	$185.00 - $248.23