NORTHWESTERN CORP

Ticker: NWE CUSIP: 668074305 Class: EQTY

MUFG Americas Holdings Corp's Holding History (CIK: 0001011659)

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

Q2 2013
Shares 2,600 Value ($000) $104 Avg Close $24.78 Range $23.14 - $25.97
Q1 2013
Shares 2,600 Value ($000) $90 Avg Close $22.55 Range $20.88 - $24.27
Q4 2012
Shares 2,600 Value ($000) $90 Avg Close — Range —
Q3 2012
Shares 2,600 Value ($000) $94 Avg Close — Range —
Q2 2012
Shares 2,600 Value ($000) $95 Avg Close — Range —
Q1 2012
Shares 10,200 Value ($000) $362 Avg Close — Range —
Q4 2011
Shares 2,700 Value ($000) $97 Avg Close — Range —
Q3 2011
Shares 2,700 Value ($000) $86 Avg Close — Range —
Q2 2011
Shares 9,500 Value ($000) $315 Avg Close — Range —
Q1 2011
Shares 18,800 Value ($000) $570 Avg Close — Range —
Q4 2010
Shares 18,800 Value ($000) $542 Avg Close — Range —