AMCOL INTL CORP

CUSIP: 02341W103 Class: COMMON STOCK

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

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

Q1 2014
Shares 92,200 Value ($000) $4,213 Avg Close — Range —
Q4 2013
Shares 91,700 Value ($000) $3,092 Avg Close — Range —
Q3 2013
Shares 92,318 Value ($000) $3,017 Avg Close — Range —
Q2 2013
Shares 82,518 Value ($000) $2,615 Avg Close — Range —