MASTEC INC

CUSIP: 576323AL3 Class: CNV

FMR LLC's Holding History (CIK: 0000315066)

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

Q1 2014
Shares 13,965,000 Value ($000) $38,316 Avg Close — Range —
Q4 2013
Shares 18,200,000 Value ($000) $37,856 Avg Close — Range —
Q3 2013
Shares 18,200,000 Value ($000) $35,365 Avg Close — Range —
Q2 2013
Shares 18,200,000 Value ($000) $38,277 Avg Close — Range —