CENTURY ALUM CO

Ticker: CENX CUSIP: 156431108 Class: EQTY

MAINSTAY CAPITAL MANAGEMENT LLC /ADV's Holding History (CIK: 0001127612)

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

Q3 2018

Shares 17,540 Value ($000) $210 Avg Close $12.86 Range $11.04 - $15.58

Q2 2018

Shares 17,315 Value ($000) $273 Avg Close $16.93 Range $14.14 - $20.19

Q1 2018

Shares 16,345 Value ($000) $270 Avg Close $20.90 Range $15.56 - $24.77

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	17,540	$210	$12.86	$11.04 - $15.58
Q2 2018	17,315	$273	$16.93	$14.14 - $20.19
Q1 2018	16,345	$270	$20.90	$15.56 - $24.77