IPG PHOTONICS CORP

Ticker: IPGP CUSIP: 44980X109 Class: Common Stock

BARROW HANLEY MEWHINNEY & STRAUSS LLC's Holding History (CIK: 0000313028)

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

Q4 2017

Shares 165 Value ($000) $35 Avg Close $212.25 Range $185.00 - $248.23

Q3 2017

Shares 199 Value ($000) $37 Avg Close $166.10 Range $144.71 - $187.98

Q2 2017

Shares 220 Value ($000) $32 Avg Close $134.25 Range $116.82 - $149.29

Q1 2017

Shares 220 Value ($000) $27 Avg Close $113.15 Range $95.04 - $124.27

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	165	$35	$212.25	$185.00 - $248.23
Q3 2017	199	$37	$166.10	$144.71 - $187.98
Q2 2017	220	$32	$134.25	$116.82 - $149.29
Q1 2017	220	$27	$113.15	$95.04 - $124.27