PLAINS ALL AMERN PIPELINE L

Ticker: PAA CUSIP: 726503105 Class: UNIT LTD PARTN

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

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

Q3 2017
Shares 98,875 Value ($000) $2,095 Avg Close — Range —
Q2 2017
Shares 97,046 Value ($000) $2,549 Avg Close — Range —
Q1 2017
Shares 91,621 Value ($000) $2,896 Avg Close — Range —
Q4 2016
Shares 65,211 Value ($000) $2,106 Avg Close — Range —
Q3 2016
Shares 72,536 Value ($000) $2,278 Avg Close — Range —
Q2 2016
Shares 71,136 Value ($000) $1,956 Avg Close — Range —
Q1 2016
Shares 69,694 Value ($000) $1,461 Avg Close — Range —
Q4 2015
Shares 66,904 Value ($000) $1,545 Avg Close — Range —
Q3 2015
Shares 64,983 Value ($000) $1,974 Avg Close — Range —
Q2 2015
Shares 62,934 Value ($000) $2,742 Avg Close — Range —
Q1 2015
Shares 45,074 Value ($000) $2,198 Avg Close — Range —
Q4 2014
Shares 46,234 Value ($000) $2,373 Avg Close — Range —
Q3 2014
Shares 30,473 Value ($000) $1,794 Avg Close — Range —
Q2 2014
Shares 30,417 Value ($000) $1,827 Avg Close — Range —
Q1 2014
Shares 30,417 Value ($000) $1,677 Avg Close — Range —
Q4 2013
Shares 29,670 Value ($000) $1,536 Avg Close — Range —
Q3 2013
Shares 33,490 Value ($000) $1,764 Avg Close — Range —