BRISTOW GROUP INC

CUSIP: 110394103 Class: COM

Callahan Advisors, LLC's Holding History (CIK: 0001395055)

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

Q1 2015
Shares 10,135 Value ($000) $552 Avg Close — Range —
Q4 2014
Shares 30,540 Value ($000) $2,009 Avg Close — Range —
Q3 2014
Shares 33,794 Value ($000) $2,271 Avg Close — Range —
Q2 2014
Shares 30,913 Value ($000) $2,492 Avg Close — Range —
Q1 2014
Shares 28,012 Value ($000) $2,115 Avg Close — Range —
Q4 2013
Shares 25,926 Value ($000) $1,946 Avg Close — Range —
Q3 2013
Shares 25,201 Value ($000) $1,834 Avg Close — Range —
Q2 2013
Shares 24,495 Value ($000) $1,600 Avg Close — Range —