MANTECH INTL CORP

CUSIP: 564563104 Class: CL A

FIRST MANHATTAN CO. LLC.'s Holding History (CIK: 0000728083)

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

Q2 2018
Shares 100 Value ($000) $5 Avg Close — Range —
Q1 2018
Shares 280 Value ($000) $15 Avg Close — Range —
Q4 2017
Shares 280 Value ($000) $14 Avg Close — Range —
Q3 2017
Shares 280 Value ($000) $12 Avg Close — Range —
Q2 2017
Shares 280 Value ($000) $11 Avg Close — Range —
Q1 2017
Shares 280 Value ($000) $9 Avg Close — Range —