Massachusetts Financial Services’s Century Aluminum CENX Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$733K Buy
2015
Q3
Sell
2015
Q2
$307K Sell
2015
Q1
$413K Buy
2014
Q4
$709K Sell
2014
Q3
$27.1M Sell
2014
Q2
$39.6M Sell
2014
Q1
$34.8M Sell
2013
Q4
$29.2M Sell
2013
Q3
$22.6M Buy
2013
Q2
$24.4M Buy