MANDIANT INC

CUSIP: 562662106 Class: COM

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

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

Q2 2022
Shares 450 Value ($000) $9 Avg Close — Range —
Q1 2022
Shares 450 Value ($000) $10 Avg Close — Range —
Q4 2021
Shares 2,050 Value ($000) $35 Avg Close — Range —