UNIVERSAL SEC INSTRS INC

Ticker: UUU CUSIP: 913821302 Class: Common Stock

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

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

Q1 2017

Shares 42 Value ($000) $0 Avg Close $3.34 Range $2.80 - $4.08

Q4 2016

Shares 42 Value ($000) $0 Avg Close $3.64 Range $3.05 - $4.26

Q3 2016

Shares 42 Value ($000) $0 Avg Close $3.27 Range $2.91 - $3.97

Q2 2016

Shares 42 Value ($000) $0 Avg Close $3.82 Range $3.45 - $4.63

Q1 2016

Shares 727 Value ($000) $3 Avg Close $4.17 Range $3.11 - $5.05

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2017	42	$0	$3.34	$2.80 - $4.08
Q4 2016	42	$0	$3.64	$3.05 - $4.26
Q3 2016	42	$0	$3.27	$2.91 - $3.97
Q2 2016	42	$0	$3.82	$3.45 - $4.63
Q1 2016	727	$3	$4.17	$3.11 - $5.05