AFFILIATED MANAGERS GROUP

Ticker: AMG CUSIP: 008252108 Class: COM

Yorktown Management & Research Co Inc's Holding History (CIK: 0001313559)

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

Q3 2015

Shares 1,300 Value ($000) $222 Avg Close $190.37 Range $159.30 - $214.73

Q2 2015

Shares 1,300 Value ($000) $284 Avg Close $215.27 Range $205.22 - $223.28

Q1 2015

Shares 1,300 Value ($000) $279 Avg Close $204.27 Range $185.26 - $214.40

Q4 2014

Shares 1,300 Value ($000) $276 Avg Close $192.32 Range $168.87 - $209.59

Q3 2014

Shares 1,300 Value ($000) $260 Avg Close $197.54 Range $186.21 - $207.58

Q2 2014

Shares 1,300 Value ($000) $267 Avg Close $187.17 Range $171.21 - $199.62

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2015	1,300	$222	$190.37	$159.30 - $214.73
Q2 2015	1,300	$284	$215.27	$205.22 - $223.28
Q1 2015	1,300	$279	$204.27	$185.26 - $214.40
Q4 2014	1,300	$276	$192.32	$168.87 - $209.59
Q3 2014	1,300	$260	$197.54	$186.21 - $207.58
Q2 2014	1,300	$267	$187.17	$171.21 - $199.62