ATLANTIC PWR CORP

CUSIP: 04878Q863 Class: COMMON STOCK-FO

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q4 2016
Shares 61,754 Value ($000) $154 Avg Close — Range —
Q3 2016
Shares 88,376 Value ($000) $218 Avg Close — Range —
Q2 2016
Shares 88,376 Value ($000) $219 Avg Close — Range —
Q1 2016
Shares 89,303 Value ($000) $219 Avg Close — Range —
Q4 2015
Shares 89,303 Value ($000) $176 Avg Close — Range —
Q3 2015
Shares 89,303 Value ($000) $166 Avg Close — Range —
Q2 2015
Shares 68,909 Value ($000) $212 Avg Close — Range —
Q1 2015
Shares 164,800 Value ($000) $463 Avg Close — Range —
Q4 2014
Shares 186,762 Value ($000) $507 Avg Close — Range —
Q3 2014
Shares 186,762 Value ($000) $445 Avg Close — Range —
Q2 2014
Shares 186,324 Value ($000) $764 Avg Close — Range —
Q1 2014
Shares 186,324 Value ($000) $540 Avg Close — Range —
Q4 2013
Shares 186,324 Value ($000) $648 Avg Close — Range —