DRIL-QUIP INC

CUSIP: 262037104 Class: COM

Calamos Advisors LLC's Holding History (CIK: 0001316507)

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

Q4 2016
Shares 4,410 Value ($000) $265 Avg Close — Range —
Q2 2016
Shares 5,900 Value ($000) $345 Avg Close — Range —
Q1 2016
Shares 5,900 Value ($000) $357 Avg Close — Range —
Q4 2015
Shares 6,020 Value ($000) $357 Avg Close — Range —
Q3 2015
Shares 7,550 Value ($000) $440 Avg Close — Range —
Q2 2015
Shares 8,925 Value ($000) $672 Avg Close — Range —
Q1 2015
Shares 8,715 Value ($000) $596 Avg Close — Range —
Q4 2014
Shares 8,140 Value ($000) $625 Avg Close — Range —
Q3 2014
Shares 4,490 Value ($000) $401 Avg Close — Range —
Q2 2014
Shares 4,490 Value ($000) $490 Avg Close — Range —
Q4 2013
Shares 6,440 Value ($000) $708 Avg Close — Range —
Q3 2013
Shares 3,900 Value ($000) $448 Avg Close — Range —
Q2 2013
Shares 6,400 Value ($000) $578 Avg Close — Range —