TORTOISE ENERGY INFRA CORP

CUSIP: 89147L100 Class: EXCHANGE TRADED

GREAT LAKES ADVISORS, LLC's Holding History (CIK: 0001078013)

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

Q2 2015
Shares 5,668 Value ($000) $209 Avg Close — Range —
Q1 2015
Shares 21,979 Value ($000) $924 Avg Close — Range —
Q4 2014
Shares 22,069 Value ($000) $966 Avg Close — Range —
Q3 2014
Shares 5,721 Value ($000) $275 Avg Close — Range —
Q2 2014
Shares 5,721 Value ($000) $283 Avg Close — Range —