4/A

Changes in Ownership

AMTECH SYSTEMS INC Filed 2010-01-06 Acc 0001044321-10-000003

10% owner sold 28,300 shares at $11.50 ($325,314)

From the SEC's structured data for this filing

Trades in this filing

Insider	Date	Transaction	Shares	Price	Value	Owned after	D/I
MARXE AUSTIN W & GREENHOUSE DAVID M 10% owner	2010-01-04	Sale	−28,300	$11.50	$325,314	1,046,735	I
Open-market sales · 28,300 sh · avg $11.50 · $325,314