GREENHILL & CO INC

CUSIP: 395259104 Class: COM

STATE OF MICHIGAN RETIREMENT SYSTEM's Holding History (CIK: 0000762152)

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

Q1 2014
Shares 12,500 Value ($000) $650 Avg Close — Range —
Q4 2013
Shares 12,200 Value ($000) $707 Avg Close — Range —
Q3 2013
Shares 12,200 Value ($000) $609 Avg Close — Range —
Q2 2013
Shares 11,900 Value ($000) $544 Avg Close — Range —