Massachusetts Financial Services
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Massachusetts Financial Services’s Century Aluminum CENX Stock Holding History

Massachusetts Financial Services’s Portfolio CENX Stock Details CENX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$733K Buy
+12,497
New +$627K ﹤0.01% 865
2015
Q3 		– Sell
-29,391
Closed -$307K – 867
2015
Q2 		$307K Sell
29,391
-526
-2% -$6.7K ﹤0.01% 856
2015
Q1 		$413K Buy
29,917
+873
+3% +$17.6K ﹤0.01% 846
2014
Q4 		$709K Sell
29,044
-1,016,118
-97% -$26.2M ﹤0.01% 820
2014
Q3 		$27.1M Sell
1,045,162
-1,477,449
-59% -$32.5M 0.01% 469
2014
Q2 		$39.6M Sell
2,522,611
-113,439
-4% -$1.61M 0.02% 393
2014
Q1 		$34.8M Sell
2,636,050
-156,000
-6% -$1.81M 0.02% 408
2013
Q4 		$29.2M Sell
2,792,050
-17,850
-0.6% -$159K 0.02% 429
2013
Q3 		$22.6M Buy
2,809,900
+179,560
+7% +$1.59M 0.01% 451
2013
Q2 		$24.4M Buy
+2,630,340
New +$22.6M 0.02% 422

Other funds holding CENX

G
Glencore Baar, Switzerland $4.87B AUM 67.38% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
SG
Sourcerock Group Denver, Colorado $2.48B AUM 72.25% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return