MRC GLOBAL INC

CUSIP: 55345K103 Class: Common Stock

COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS's Holding History (CIK: 0001083190)

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

Q2 2014
Shares 25,600 Value ($000) $724 Avg Close — Range —
Q1 2014
Shares 25,600 Value ($000) $690 Avg Close — Range —
Q4 2013
Shares 25,600 Value ($000) $826 Avg Close — Range —
Q3 2013
Shares 25,600 Value ($000) $686 Avg Close — Range —