EVOLVING SYS INC

Ticker: EVOL CUSIP: 30049R209 Class: COM

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q4 2017

Shares 165 Value ($000) $0 Avg Close $4.59 Range $4.00 - $4.90

Q1 2017

Shares 858 Value ($000) $4 Avg Close $4.49 Range $4.05 - $5.07

Q1 2016

Shares 1,553 Value ($000) $8 Avg Close $5.15 Range $4.75 - $5.87

Q4 2015

Shares 19 Value ($000) $0 Avg Close $5.42 Range $4.94 - $6.11

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	165	$0	$4.59	$4.00 - $4.90
Q1 2017	858	$4	$4.49	$4.05 - $5.07
Q1 2016	1,553	$8	$5.15	$4.75 - $5.87
Q4 2015	19	$0	$5.42	$4.94 - $6.11