PLAINS ALL AMERN PIPELINE L

Ticker: PAA CUSIP: 726503105 Class: UNIT LTD PARTN

COMERICA BANK's Holding History (CIK: 0000901541)

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

Q4 2018
Shares 12,707 Value ($000) $296 Avg Close — Range —
Q3 2018
Shares 13,281 Value ($000) $309 Avg Close — Range —
Q2 2018
Shares 13,304 Value ($000) $305 Avg Close — Range —
Q1 2018
Shares 13,200 Value ($000) $321 Avg Close — Range —
Q4 2017
Shares 10,267 Value ($000) $234 Avg Close — Range —
Q3 2017
Shares 10,411 Value ($000) $206 Avg Close — Range —
Q2 2017
Shares 13,524 Value ($000) $359 Avg Close — Range —
Q1 2017
Shares 8,130 Value ($000) $239 Avg Close — Range —
Q4 2016
Shares 8,073 Value ($000) $254 Avg Close — Range —
Q3 2016
Shares 8,855 Value ($000) $278 Avg Close — Range —
Q2 2016
Shares 7,145 Value ($000) $208 Avg Close — Range —
Q3 2015
Shares 7,665 Value ($000) $233 Avg Close — Range —
Q2 2015
Shares 22,794 Value ($000) $992 Avg Close — Range —
Q1 2015
Shares 10,995 Value ($000) $536 Avg Close — Range —
Q4 2014
Shares 21,594 Value ($000) $1,108 Avg Close — Range —
Q3 2014
Shares 10,444 Value ($000) $614 Avg Close — Range —
Q2 2014
Shares 11,391 Value ($000) $684 Avg Close — Range —
Q1 2014
Shares 8,906 Value ($000) $491 Avg Close — Range —
Q4 2013
Shares 8,926 Value ($000) $462 Avg Close — Range —
Q3 2013
Shares 57,618 Value ($000) $3,033 Avg Close — Range —
Q2 2013
Shares 47,787 Value ($000) $2,667 Avg Close — Range —