AFFILIATED MANAGERS GROUP

Ticker: AMG CUSIP: 008252108 Class: COM

CASTLEARK MANAGEMENT LLC's Holding History (CIK: 0001106832)

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

Q4 2013
Shares 2,375 Value ($000) $515 Avg Close $193.15 Range $175.92 - $210.55
Q2 2013
Shares 475 Value ($000) $78 Avg Close $153.14 Range $138.12 - $166.12