IPG PHOTONICS CORP

Ticker: IPGP CUSIP: 44980X109 Class: Common Stock

GATEWAY INVESTMENT ADVISERS LLC's Holding History (CIK: 0001114618)

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

Q2 2019

Shares 1,356 Value ($000) $209 Avg Close $151.24 Range $124.85 - $182.17

Q1 2019

Shares 1,356 Value ($000) $206 Avg Close $141.54 Range $107.52 - $162.23

Q3 2018

Shares 1,627 Value ($000) $254 Avg Close $185.56 Range $153.37 - $243.43

Q2 2018

Shares 1,657 Value ($000) $366 Avg Close $236.00 Range $208.72 - $261.77

Q1 2018

Shares 1,827 Value ($000) $426 Avg Close $246.76 Range $213.58 - $264.11

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2019	1,356	$209	$151.24	$124.85 - $182.17
Q1 2019	1,356	$206	$141.54	$107.52 - $162.23
Q3 2018	1,627	$254	$185.56	$153.37 - $243.43
Q2 2018	1,657	$366	$236.00	$208.72 - $261.77
Q1 2018	1,827	$426	$246.76	$213.58 - $264.11