PIEDMONT NAT GAS INC

CUSIP: 720186105 Class: COM

Choate Investment Advisors's Holding History (CIK: 0001399794)

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

Q4 2015
Shares 10,000 Value ($000) $394,100 Avg Close — Range —
Q4 2014
Shares 10,000 Value ($000) $394,100 Avg Close — Range —
Q3 2014
Shares 10,000 Value ($000) $335,300 Avg Close — Range —
Q2 2014
Shares 10,000 Value ($000) $374,100 Avg Close — Range —
Q1 2014
Shares 10,000 Value ($000) $353,900 Avg Close — Range —
Q4 2013
Shares 10,000 Value ($000) $331,600 Avg Close — Range —
Q3 2013
Shares 10,000 Value ($000) $328,800 Avg Close — Range —
Q2 2013
Shares 10,000 Value ($000) $337,400 Avg Close — Range —