BOARDWALK PIPELINE PARTNERS

CUSIP: 096627104 Class: UT LTD PARTNER

HighTower Advisors, LLC's Holding History (CIK: 0001462245)

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

Q2 2018
Shares 10,145 Value ($000) $119 Avg Close — Range —
Q1 2018
Shares 10,145 Value ($000) $102 Avg Close — Range —
Q4 2017
Shares 11,145 Value ($000) $145 Avg Close — Range —
Q3 2017
Shares 11,892 Value ($000) $176 Avg Close — Range —
Q2 2017
Shares 11,887 Value ($000) $215 Avg Close — Range —
Q1 2017
Shares 14,784 Value ($000) $269 Avg Close — Range —
Q4 2016
Shares 35,337 Value ($000) $610 Avg Close — Range —
Q3 2016
Shares 12,169 Value ($000) $209 Avg Close — Range —
Q2 2016
Shares 16,965 Value ($000) $294 Avg Close — Range —
Q1 2016
Shares 15,661 Value ($000) $231 Avg Close — Range —
Q4 2015
Shares 16,005 Value ($000) $207 Avg Close — Range —
Q3 2015
Shares 33,589 Value ($000) $396 Avg Close — Range —
Q1 2015
Shares 29,910 Value ($000) $482 Avg Close — Range —
Q4 2014
Shares 29,208 Value ($000) $519 Avg Close — Range —
Q3 2014
Shares 31,577 Value ($000) $590 Avg Close — Range —
Q4 2013
Shares 38,839 Value ($000) $991 Avg Close — Range —
Q3 2013
Shares 654,200 Value ($000) $19,881 Avg Close — Range —
Q2 2013
Shares 675,306 Value ($000) $20,394 Avg Close — Range —