AMCOL INTL CORP

CUSIP: 02341W103 Class: COMMON STOCK

Tower Research Capital LLC (TRC)'s Holding History (CIK: 0001533421)

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

Q4 2013
Shares 880 Value ($000) $30 Avg Close — Range —
Q3 2013
Shares 505 Value ($000) $17 Avg Close — Range —
Q2 2013
Shares 600 Value ($000) $19 Avg Close — Range —