AMCOL INTL CORP

CUSIP: 02341W103 Class: COMMON STOCK

Swiss National Bank's Holding History (CIK: 0001582202)

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

Q1 2014
Shares 29,500 Value ($000) $1,351 Avg Close — Range —
Q4 2013
Shares 22,900 Value ($000) $778 Avg Close — Range —
Q3 2013
Shares 22,900 Value ($000) $748 Avg Close — Range —
Q2 2013
Shares 24,000 Value ($000) $761 Avg Close — Range —