BOARDWALK PIPELINE PARTNERS

CUSIP: 096627104 Class: UT LTD PARTNER

TOCQUEVILLE ASSET MANAGEMENT L.P.'s Holding History (CIK: 0000883961)

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

Q2 2018
Shares 590,000 Value ($000) $6,856 Avg Close — Range —
Q1 2018
Shares 590,000 Value ($000) $5,989 Avg Close — Range —
Q4 2017
Shares 577,474 Value ($000) $7,455 Avg Close — Range —
Q3 2017
Shares 830,674 Value ($000) $12,211 Avg Close — Range —
Q2 2017
Shares 750,174 Value ($000) $13,511 Avg Close — Range —
Q1 2017
Shares 755,174 Value ($000) $13,827 Avg Close — Range —
Q4 2016
Shares 879,674 Value ($000) $15,271 Avg Close — Range —
Q3 2016
Shares 828,924 Value ($000) $14,224 Avg Close — Range —
Q2 2016
Shares 828,924 Value ($000) $14,465 Avg Close — Range —
Q1 2016
Shares 979,419 Value ($000) $14,437 Avg Close — Range —
Q4 2015
Shares 1,290,778 Value ($000) $16,754 Avg Close — Range —
Q3 2015
Shares 1,590,215 Value ($000) $18,717 Avg Close — Range —
Q2 2015
Shares 1,415,174 Value ($000) $20,548 Avg Close — Range —
Q1 2015
Shares 1,335,450 Value ($000) $21,501 Avg Close — Range —
Q4 2014
Shares 1,460,450 Value ($000) $25,952 Avg Close — Range —
Q3 2014
Shares 1,447,350 Value ($000) $27,065 Avg Close — Range —
Q2 2014
Shares 1,531,450 Value ($000) $28,332 Avg Close — Range —
Q1 2014
Shares 1,471,350 Value ($000) $19,731 Avg Close — Range —
Q4 2013
Shares 2,000 Value ($000) $51 Avg Close — Range —