MFRI INC

CUSIP: 552721102 Class: COMMON STOCK

CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM's Holding History (CIK: 0000919079)

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

Q4 2016
Shares 19,400 Value ($000) $157 Avg Close — Range —
Q3 2016
Shares 19,400 Value ($000) $148 Avg Close — Range —
Q2 2016
Shares 19,400 Value ($000) $145 Avg Close — Range —
Q1 2016
Shares 19,400 Value ($000) $136 Avg Close — Range —
Q4 2015
Shares 19,400 Value ($000) $127 Avg Close — Range —
Q3 2015
Shares 19,400 Value ($000) $99 Avg Close — Range —
Q2 2015
Shares 19,400 Value ($000) $117 Avg Close — Range —
Q1 2015
Shares 19,400 Value ($000) $113 Avg Close — Range —
Q4 2014
Shares 19,400 Value ($000) $113 Avg Close — Range —
Q3 2014
Shares 19,400 Value ($000) $184 Avg Close — Range —
Q2 2014
Shares 19,400 Value ($000) $221 Avg Close — Range —
Q1 2014
Shares 19,400 Value ($000) $244 Avg Close — Range —
Q4 2013
Shares 19,400 Value ($000) $272 Avg Close — Range —
Q3 2013
Shares 19,400 Value ($000) $222 Avg Close — Range —
Q2 2013
Shares 19,400 Value ($000) $221 Avg Close — Range —