AFFILIATED MANAGERS GROUP

Ticker: AMG CUSIP: 008252108 Class: COM

ArrowMark Colorado Holdings LLC's Holding History (CIK: 0001483859)

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

Q4 2013

Shares 107,864 Value ($000) $23,394 Avg Close $193.15 Range $175.92 - $210.55

Q3 2013

Shares 149,881 Value ($000) $27,374 Avg Close $171.93 Range $151.62 - $183.39

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2013	107,864	$23,394	$193.15	$175.92 - $210.55
Q3 2013	149,881	$27,374	$171.93	$151.62 - $183.39