PLAINS ALL AMERN PIPELINE L

Ticker: PAA CUSIP: 726503105 Class: UNIT LTD PARTN

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

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

Q1 2014
Shares 8,820 Value ($000) $486 Avg Close — Range —
Q4 2013
Shares 8,820 Value ($000) $457 Avg Close — Range —
Q3 2013
Shares 8,820 Value ($000) $464 Avg Close — Range —
Q2 2013
Shares 8,220 Value ($000) $459 Avg Close — Range —