Updated from 4:04 p.m. ET
Aluminum makers were tarnished on Thursday after the Chinese government didn't announce as big a stimulus package as expected.
Alcoa (
AA), a component of the
Dow Jones Industrial Average, was down 98 cents, or 15.7% to $5.26.
Since June 2008, aluminum has fallen to 62 cents a pound from about $1.50.
Charles Bradford of Bradford Research said analysts could be reducing their first-quarter forecasts for Alcoa as the quarter ends. Analysts surveyed by Thomson Reuters expect Alcoa to lose 38 cents a share in the quarter.
Century Aluminum (
CENX) was down 20% or 30 cents to $1.20, and
Kaiser Aluminum (
KALU) fell 15.3% or $3.02 to $16.74.
Aluminum Corp. of China (
ACH) saw its American depositary shares fall 8.9% or $1.19 to $12.12.
Shares of
Tredegar (
TG) fell 98 cents or 6.2% to $14.94. The company on Thursday announced a 4-cent-a-share dividend.