CENTURY ALUM CO

Ticker: CENX CUSIP: 156431108 Class: EQTY

BOKF, NA's Holding History (CIK: 0000009634)

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

Q4 2014
Shares 10,918 Value ($000) $266 Avg Close $25.81 Range $20.79 - $31.75
Q3 2014
Shares 24,717 Value ($000) $642 Avg Close $22.02 Range $15.77 - $29.54