BOARDWALK PIPELINE PARTNERS

CUSIP: 096627104 Class: UT LTD PARTNER

IRIDIAN ASSET MANAGEMENT LLC/CT's Holding History (CIK: 0001033427)

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

Q4 2016
Shares 9,830 Value ($000) $171 Avg Close — Range —
Q3 2016
Shares 12,140 Value ($000) $208 Avg Close — Range —
Q2 2016
Shares 11,650 Value ($000) $203 Avg Close — Range —
Q1 2016
Shares 10,195 Value ($000) $150 Avg Close — Range —
Q4 2015
Shares 10,100 Value ($000) $131 Avg Close — Range —
Q3 2015
Shares 10,875 Value ($000) $128 Avg Close — Range —
Q2 2015
Shares 10,875 Value ($000) $158 Avg Close — Range —
Q1 2015
Shares 11,460 Value ($000) $185 Avg Close — Range —
Q4 2014
Shares 11,460 Value ($000) $204 Avg Close — Range —