MANTECH INTL CORP

CUSIP: 564563104 Class: CL A

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

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

Q1 2018
Shares 15,617 Value ($000) $866 Avg Close — Range —
Q4 2017
Shares 7,935 Value ($000) $398 Avg Close — Range —
Q3 2017
Shares 4,435 Value ($000) $196 Avg Close — Range —
Q1 2016
Shares 3,900 Value ($000) $125 Avg Close — Range —