MANTECH INTL CORP

CUSIP: 564563104 Class: CL A

SCHRODER INVESTMENT MANAGEMENT GROUP's Holding History (CIK: 0001086619)

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

Q4 2013
Shares 31,000 Value ($000) $927,830 Avg Close — Range —
Q3 2013
Shares 58,900 Value ($000) $1,693,964 Avg Close — Range —
Q2 2013
Shares 76,236 Value ($000) $1,991,284 Avg Close — Range —