BOARDWALK PIPELINE PARTNERS

CUSIP: 96627104 Class: LP

Texas Yale Capital Corp.'s Holding History (CIK: 0001332342)

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

Q4 2013
Shares 221,840 Value ($000) $5,661 Avg Close — Range —
Q3 2013
Shares 213,880 Value ($000) $6,496 Avg Close — Range —
Q2 2013
Shares 210,730 Value ($000) $6,364 Avg Close — Range —