AMKOR TECHNOLOGY INC

Ticker: AMKR CUSIP: 031652100 Class: Common Stock

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

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

Q3 2011
Shares 125,120 Value ($000) $546 Avg Close — Range —
Q2 2011
Shares 125,820 Value ($000) $776 Avg Close — Range —
Q1 2011
Shares 126,920 Value ($000) $855 Avg Close — Range —
Q4 2010
Shares 126,920 Value ($000) $940 Avg Close — Range —