MINERALS TECHNOLOGIES INC

Ticker: MTX CUSIP: 603158106 Class: Common Stock

RATIONAL ADVISORS LLC's Holding History (CIK: 0001143565)

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

Q1 2011
Shares 3,400 Value ($000) $233 Avg Close — Range —
Q4 2010
Shares 3,400 Value ($000) $222 Avg Close — Range —
Q1 2010
Shares 3,400 Value ($000) $176 Avg Close — Range —
Q4 2009
Shares 3,400 Value ($000) $185 Avg Close — Range —
Q3 2009
Shares 3,400 Value ($000) $162 Avg Close — Range —
Q2 2009
Shares 3,400 Value ($000) $122 Avg Close — Range —
Q1 2009
Shares 3,400 Value ($000) $109 Avg Close — Range —