BUFFALO WILD WINGS INC

CUSIP: 119848109 Class: COMMON STOCK

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

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

Q4 2017
Shares 5,600 Value ($000) $876 Avg Close — Range —
Q3 2017
Shares 5,800 Value ($000) $613 Avg Close — Range —
Q2 2017
Shares 6,700 Value ($000) $849 Avg Close — Range —
Q1 2017
Shares 7,100 Value ($000) $1,085 Avg Close — Range —
Q4 2016
Shares 7,300 Value ($000) $1,127 Avg Close — Range —
Q3 2016
Shares 7,400 Value ($000) $1,041 Avg Close — Range —
Q2 2016
Shares 7,600 Value ($000) $1,056 Avg Close — Range —
Q1 2016
Shares 7,500 Value ($000) $1,111 Avg Close — Range —
Q4 2015
Shares 7,500 Value ($000) $1,197 Avg Close — Range —
Q3 2015
Shares 14,200 Value ($000) $2,747 Avg Close — Range —
Q2 2015
Shares 8,700 Value ($000) $1,363 Avg Close — Range —
Q1 2015
Shares 8,600 Value ($000) $1,559 Avg Close — Range —