MRC GLOBAL INC

CUSIP: 55345K103 Class: Common Stock

Select Equity Group, L.P.'s Holding History (CIK: 0001592643)

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

Q4 2015
Shares 6,495,246 Value ($000) $83,788,673 Avg Close — Range —
Q3 2015
Shares 12,087,222 Value ($000) $134,772,525 Avg Close — Range —
Q2 2015
Shares 14,398,189 Value ($000) $222,308,038 Avg Close — Range —
Q1 2015
Shares 15,476,524 Value ($000) $183,396,809 Avg Close — Range —
Q4 2014
Shares 13,637,476 Value ($000) $206,607,761 Avg Close — Range —
Q3 2014
Shares 10,205,719 Value ($000) $237,997,367 Avg Close — Range —
Q2 2014
Shares 5,154,693 Value ($000) $145,826,265 Avg Close — Range —