CENTURY ALUM CO

Ticker: CENX CUSIP: 156431108 Class: EQTY

STEVENS CAPITAL MANAGEMENT LP's Holding History (CIK: 0001134813)

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

Q3 2017

Shares 22,046 Value ($000) $366 Avg Close $17.26 Range $12.94 - $20.68

Q3 2015

Shares 22,675 Value ($000) $104 Avg Close $6.98 Range $4.07 - $10.59

Q2 2015

Shares 67,429 Value ($000) $703 Avg Close $12.74 Range $10.13 - $14.98

Q1 2015

Shares 42,684 Value ($000) $589 Avg Close $20.13 Range $12.87 - $26.97

Q4 2014

Shares 12,117 Value ($000) $296 Avg Close $25.81 Range $20.79 - $31.75

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	22,046	$366	$17.26	$12.94 - $20.68
Q3 2015	22,675	$104	$6.98	$4.07 - $10.59
Q2 2015	67,429	$703	$12.74	$10.13 - $14.98
Q1 2015	42,684	$589	$20.13	$12.87 - $26.97
Q4 2014	12,117	$296	$25.81	$20.79 - $31.75