ALCOA INC

CUSIP: 013817309 Class: CNV PFD

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

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

Q3 2015
Shares 109,000 Value ($000) $3,641 Avg Close — Range —
Q2 2015
Shares 199,000 Value ($000) $7,866 Avg Close — Range —
Q1 2015
Shares 199,000 Value ($000) $8,724 Avg Close — Range —
Q4 2014
Shares 187,000 Value ($000) $9,434 Avg Close — Range —
Q3 2014
Shares 160,000 Value ($000) $7,984 Avg Close — Range —