COMPUTER TASK GROUP INC

CUSIP: 205477102 Class: COM

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

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

Q1 2018
Shares 31,800 Value ($000) $260 Avg Close — Range —
Q1 2017
Shares 5,900 Value ($000) $33 Avg Close — Range —
Q4 2016
Shares 5,000 Value ($000) $21 Avg Close — Range —
Q3 2016
Shares 1,500 Value ($000) $7 Avg Close — Range —
Q4 2015
Shares 4,000 Value ($000) $26 Avg Close — Range —