BOARDWALK PIPELINE PARTNERS

CUSIP: 096627104 Class: UT LTD PARTNER

FIRST MANHATTAN CO. LLC.'s Holding History (CIK: 0000728083)

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

Q2 2018
Shares 12,300 Value ($000) $142 Avg Close — Range —
Q1 2018
Shares 12,300 Value ($000) $124 Avg Close — Range —
Q4 2017
Shares 17,200 Value ($000) $222 Avg Close — Range —
Q3 2017
Shares 20,850 Value ($000) $306 Avg Close — Range —
Q2 2017
Shares 23,525 Value ($000) $423 Avg Close — Range —
Q1 2017
Shares 23,525 Value ($000) $430 Avg Close — Range —
Q4 2016
Shares 30,450 Value ($000) $528 Avg Close — Range —
Q3 2016
Shares 30,450 Value ($000) $522 Avg Close — Range —
Q2 2016
Shares 30,450 Value ($000) $531 Avg Close — Range —
Q1 2016
Shares 30,450 Value ($000) $448 Avg Close — Range —
Q4 2015
Shares 32,350 Value ($000) $419 Avg Close — Range —
Q3 2015
Shares 32,750 Value ($000) $385 Avg Close — Range —
Q2 2015
Shares 32,750 Value ($000) $475 Avg Close — Range —
Q1 2015
Shares 33,250 Value ($000) $535 Avg Close — Range —
Q4 2014
Shares 33,850 Value ($000) $601 Avg Close — Range —
Q3 2014
Shares 35,600 Value ($000) $665 Avg Close — Range —
Q2 2014
Shares 41,600 Value ($000) $769 Avg Close — Range —
Q1 2014
Shares 41,600 Value ($000) $557 Avg Close — Range —
Q4 2013
Shares 274,699 Value ($000) $7,010 Avg Close — Range —
Q3 2013
Shares 222,279 Value ($000) $6,750 Avg Close — Range —
Q2 2013
Shares 224,559 Value ($000) $7,172 Avg Close — Range —