PIEDMONT NAT GAS INC

CUSIP: 720186105 Class: COM

BOKF, NA's Holding History (CIK: 0000009634)

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

Q3 2014
Shares 1,130 Value ($000) $38 Avg Close — Range —
Q2 2014
Shares 11,354 Value ($000) $425 Avg Close — Range —