CLIFFS NAT RES INC

CUSIP: 18683K101 Class: COMMON STOCK

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

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

Q4 2016
Shares 155,700 Value ($000) $1,309 Avg Close — Range —
Q3 2016
Shares 155,700 Value ($000) $911 Avg Close — Range —
Q2 2016
Shares 227,400 Value ($000) $1,289 Avg Close — Range —
Q1 2016
Shares 59,800 Value ($000) $179 Avg Close — Range —
Q4 2015
Shares 198,400 Value ($000) $313 Avg Close — Range —
Q3 2015
Shares 198,400 Value ($000) $484 Avg Close — Range —
Q2 2015
Shares 659,400 Value ($000) $2,855 Avg Close — Range —
Q1 2015
Shares 728,905 Value ($000) $3,506 Avg Close — Range —
Q4 2014
Shares 2,321,905 Value ($000) $16,578 Avg Close — Range —
Q3 2014
Shares 1,919,705 Value ($000) $19,927 Avg Close — Range —
Q2 2014
Shares 1,709,205 Value ($000) $25,724 Avg Close — Range —
Q1 2014
Shares 806,305 Value ($000) $16,497 Avg Close — Range —
Q4 2013
Shares 146,205 Value ($000) $3,832 Avg Close — Range —
Q3 2013
Shares 122,205 Value ($000) $2,505 Avg Close — Range —
Q2 2013
Shares 92,605 Value ($000) $1,505 Avg Close — Range —