CENTURY ALUM CO

CUSIP: 15643110 Class: COM

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

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

Q3 2016
Shares 563,209 Value ($000) $3,914 Avg Close — Range —
Q2 2016
Shares 906,838 Value ($000) $5,740 Avg Close — Range —
Q4 2015
Shares 60,900 Value ($000) $269 Avg Close — Range —
Q3 2015
Shares 1,482,678 Value ($000) $15,464 Avg Close — Range —
Q2 2015
Shares 1,482,678 Value ($000) $15,464 Avg Close — Range —
Q1 2015
Shares 269,153 Value ($000) $3,714 Avg Close — Range —
Q4 2014
Shares 280,231 Value ($000) $6,838 Avg Close — Range —
Q3 2014
Shares 159,387 Value ($000) $4,139 Avg Close — Range —
Q1 2014
Shares 65,468 Value ($000) $865 Avg Close — Range —