KILROY RLTY CORP

Ticker: KRC CUSIP: 49427F108 Class: REIT

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

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

Q1 2010
Shares 3,700 Value ($000) $114 Avg Close — Range —
Q1 2009
Shares 18,000 Value ($000) $309 Avg Close — Range —