TRIMAS CORP

Ticker: TRS CUSIP: 896215209 Class: Common Stock

OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AM's Holding History (CIK: 0001132716)

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

Q1 2015

Shares 10,630 Value ($000) $327,000 Avg Close $23.60 Range $21.19 - $25.38

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2015	10,630	$327,000	$23.60	$21.19 - $25.38