IPG PHOTONICS CORP

Ticker: IPGP CUSIP: 44980X109 Class: Common Stock

Certified Advisory Corp's Holding History (CIK: 0001731732)

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

Q2 2018

Shares 15 Value ($000) $3 Avg Close $236.00 Range $208.72 - $261.77

Q1 2018

Shares 15 Value ($000) $3 Avg Close $246.76 Range $213.58 - $264.11

Q4 2017

Shares 15 Value ($000) $3 Avg Close $212.25 Range $185.00 - $248.23

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	15	$3	$236.00	$208.72 - $261.77
Q1 2018	15	$3	$246.76	$213.58 - $264.11
Q4 2017	15	$3	$212.25	$185.00 - $248.23