MASTEC INC

CUSIP: 576323AM1 Class: CNV

FMR LLC's Holding History (CIK: 0000315066)

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

Q3 2014
Shares 13,553,000 Value ($000) $26,802 Avg Close — Range —
Q2 2014
Shares 21,953,000 Value ($000) $44,043 Avg Close — Range —
Q1 2014
Shares 18,383,000 Value ($000) $51,703 Avg Close — Range —
Q4 2013
Shares 10,590,000 Value ($000) $22,703 Avg Close — Range —
Q3 2013
Shares 8,530,000 Value ($000) $17,044 Avg Close — Range —
Q2 2013
Shares 11,950,000 Value ($000) $25,752 Avg Close — Range —