DIAMOND OFFSHORE DRILLING IN

CUSIP: 25271C102 Class: COM

Texas Yale Capital Corp.'s Holding History (CIK: 0001332342)

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

Q3 2017
Shares 10,000 Value ($000) $145 Avg Close — Range —
Q2 2017
Shares 10,000 Value ($000) $108 Avg Close — Range —
Q1 2017
Shares 10,000 Value ($000) $167 Avg Close — Range —
Q4 2016
Shares 10,000 Value ($000) $177 Avg Close — Range —
Q2 2016
Shares 10,000 Value ($000) $243 Avg Close — Range —
Q1 2016
Shares 10,000 Value ($000) $217 Avg Close — Range —
Q4 2015
Shares 10,000 Value ($000) $211 Avg Close — Range —
Q3 2015
Shares 10,085 Value ($000) $174 Avg Close — Range —
Q2 2015
Shares 10,085 Value ($000) $260 Avg Close — Range —
Q1 2015
Shares 10,085 Value ($000) $270 Avg Close — Range —
Q4 2014
Shares 10,085 Value ($000) $370 Avg Close — Range —
Q3 2014
Shares 20,085 Value ($000) $688 Avg Close — Range —
Q2 2014
Shares 20,085 Value ($000) $997 Avg Close — Range —
Q1 2014
Shares 20,085 Value ($000) $979 Avg Close — Range —
Q4 2013
Shares 12,000 Value ($000) $683 Avg Close — Range —
Q3 2013
Shares 15,850 Value ($000) $988 Avg Close — Range —
Q2 2013
Shares 15,850 Value ($000) $1,090 Avg Close — Range —