PLAINS ALL AMERN PIPELINE L

Ticker: PAA CUSIP: 726503105 Class: UNIT LTD PARTN

WELCH & FORBES LLC's Holding History (CIK: 0000105495)

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

Q2 2017
Shares 7,916 Value ($000) $209 Avg Close — Range —
Q1 2017
Shares 7,916 Value ($000) $250 Avg Close — Range —
Q4 2016
Shares 7,091 Value ($000) $229 Avg Close — Range —
Q3 2016
Shares 7,100 Value ($000) $223 Avg Close — Range —
Q2 2015
Shares 7,100 Value ($000) $309 Avg Close — Range —
Q1 2015
Shares 7,100 Value ($000) $346 Avg Close — Range —
Q4 2014
Shares 7,682 Value ($000) $395 Avg Close — Range —
Q3 2014
Shares 7,682 Value ($000) $453 Avg Close — Range —
Q2 2014
Shares 7,100 Value ($000) $426 Avg Close — Range —
Q1 2014
Shares 7,100 Value ($000) $391 Avg Close — Range —
Q4 2013
Shares 7,100 Value ($000) $367 Avg Close — Range —
Q3 2013
Shares 7,100 Value ($000) $374 Avg Close — Range —
Q2 2013
Shares 7,186 Value ($000) $401 Avg Close — Range —