IPG PHOTONICS CORP

Ticker: IPGP CUSIP: 44980X109 Class: Common Stock

HENNESSY ADVISORS INC's Holding History (CIK: 0001145255)

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

Q3 2016

Shares 145,400 Value ($000) $11,974 Avg Close $83.55 Range $76.64 - $88.76

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2016	145,400	$11,974	$83.55	$76.64 - $88.76