TRIMAS CORP

Ticker: TRS CUSIP: 896215209 Class: Common Stock

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q3 2018

Shares 408 Value ($000) $12 Avg Close $30.32 Range $28.38 - $31.80

Q1 2017

Shares 2,700 Value ($000) $56 Avg Close $21.92 Range $20.00 - $24.25

Q4 2016

Shares 1,200 Value ($000) $28 Avg Close $20.41 Range $17.26 - $24.10

Q2 2016

Shares 2,600 Value ($000) $47 Avg Close $17.35 Range $15.63 - $18.74

Q2 2015

Shares 500 Value ($000) $15 Avg Close $23.82 Range $22.10 - $25.93

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	408	$12	$30.32	$28.38 - $31.80
Q1 2017	2,700	$56	$21.92	$20.00 - $24.25
Q4 2016	1,200	$28	$20.41	$17.26 - $24.10
Q2 2016	2,600	$47	$17.35	$15.63 - $18.74
Q2 2015	500	$15	$23.82	$22.10 - $25.93