DIAMOND OFFSHORE DRILLING IN

CUSIP: 25271C102 Class: COM

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

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

Q1 2018
Shares 1,200 Value ($000) $18 Avg Close — Range —
Q4 2017
Shares 1,000 Value ($000) $19 Avg Close — Range —
Q1 2013
Shares 1,220 Value ($000) $85 Avg Close — Range —
Q4 2012
Shares 1,220 Value ($000) $83 Avg Close — Range —
Q3 2012
Shares 9,120 Value ($000) $600 Avg Close — Range —
Q2 2012
Shares 9,920 Value ($000) $587 Avg Close — Range —
Q1 2012
Shares 9,650 Value ($000) $644 Avg Close — Range —