BOARDWALK PIPELINE PARTNERS

CUSIP: 096627104 Class: UT LTD PARTNER

Edgemoor Investment Advisors, Inc.'s Holding History (CIK: 0001313792)

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

Q4 2013
Shares 9,750 Value ($000) $249 Avg Close — Range —
Q3 2013
Shares 9,750 Value ($000) $296 Avg Close — Range —
Q2 2013
Shares 9,750 Value ($000) $294 Avg Close — Range —