Duke Energy

CUSIP: 26441c105 Class: COM

Main Street Research LLC's Holding History (CIK: 0001513211)

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

Q4 2013
Shares 3,005 Value ($000) $207 Avg Close — Range —
Q3 2013
Shares 2,996 Value ($000) $200 Avg Close — Range —
Q2 2013
Shares 3,087 Value ($000) $208 Avg Close — Range —