MASTEC INC

CUSIP: 576323AM1 Class: CNV

HBK INVESTMENTS L P's Holding History (CIK: 0001011443)

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

Q3 2014
Shares 9,000,000 Value ($000) $17,832 Avg Close — Range —
Q2 2014
Shares 17,098,000 Value ($000) $34,224 Avg Close — Range —
Q1 2014
Shares 17,098,000 Value ($000) $48,165 Avg Close — Range —
Q4 2013
Shares 17,098,000 Value ($000) $36,667 Avg Close — Range —
Q3 2013
Shares 17,098,000 Value ($000) $33,980 Avg Close — Range —
Q2 2013
Shares 16,623,000 Value ($000) $35,921 Avg Close — Range —