CENTURY ALUM CO

Ticker: CENX CUSIP: 156431108 Class: EQTY

DUPONT CAPITAL MANAGEMENT CORP's Holding History (CIK: 0001128251)

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

Q3 2017

Shares 41,932 Value ($000) $695 Avg Close $17.26 Range $12.94 - $20.68

Q3 2016

Shares 144,032 Value ($000) $1,001 Avg Close $6.83 Range $5.53 - $8.45

Q2 2016

Shares 144,032 Value ($000) $912 Avg Close $7.02 Range $5.64 - $9.40

Q1 2016

Shares 60,412 Value ($000) $426 Avg Close $5.54 Range $2.63 - $8.94

Q4 2014

Shares 22,420 Value ($000) $547 Avg Close $25.81 Range $20.79 - $31.75

Q3 2014

Shares 22,420 Value ($000) $582 Avg Close $22.02 Range $15.77 - $29.54

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	41,932	$695	$17.26	$12.94 - $20.68
Q3 2016	144,032	$1,001	$6.83	$5.53 - $8.45
Q2 2016	144,032	$912	$7.02	$5.64 - $9.40
Q1 2016	60,412	$426	$5.54	$2.63 - $8.94
Q4 2014	22,420	$547	$25.81	$20.79 - $31.75
Q3 2014	22,420	$582	$22.02	$15.77 - $29.54