DIAMOND OFFSHORE DRILLING IN

CUSIP: 25271C102 Class: COM

FIRST MANHATTAN CO. LLC.'s Holding History (CIK: 0000728083)

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

Q4 2015
Shares 2,985 Value ($000) $62 Avg Close — Range —
Q3 2015
Shares 2,985 Value ($000) $51 Avg Close — Range —
Q2 2015
Shares 2,985 Value ($000) $77 Avg Close — Range —
Q1 2015
Shares 2,985 Value ($000) $79 Avg Close — Range —
Q4 2014
Shares 10,252 Value ($000) $376 Avg Close — Range —
Q3 2014
Shares 100,700 Value ($000) $3,450 Avg Close — Range —
Q2 2014
Shares 103,700 Value ($000) $5,146 Avg Close — Range —
Q1 2014
Shares 103,900 Value ($000) $5,066 Avg Close — Range —
Q4 2013
Shares 99,700 Value ($000) $5,674 Avg Close — Range —
Q3 2013
Shares 95,400 Value ($000) $5,945 Avg Close — Range —
Q2 2013
Shares 95,480 Value ($000) $6,439 Avg Close — Range —