Harbour Investments’s Century Aluminum CENX Stock Holding History

Harbour Investments’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 Q2	$37.6K	Hold	817	–	–	﹤0.01%	2553
2026 Q1	$48K	Buy	817 +594	+266%	+$29.8K	﹤0.01%	2364
2025 Q4	$8.74K	Buy	+223	New	+$6.97K	﹤0.01%	2804
2021 Q4	–	Sell	-10,500	Closed	-$141K	–	2787
2021 Q3	$141K	Hold	10,500	–	–	﹤0.01%	1186
2021 Q2	$135K	Hold	10,500	–	–	﹤0.01%	1238
2021 Q1	$185K	Buy	+10,500	New	+$150K	0.01%	1003

Other funds holding CENX

Glencore Baar, Switzerland $4.87B AUM 67.38% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Sourcerock Group Denver, Colorado $1.92B AUM 45.54% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Harbour Investments's CENX Position: Q2 2026 in Review

Harbour Investments held its Century Aluminum (CENX) position steady in Q2 2026 at 817 shares worth $37.6K. The position accounts for ﹤0.01% of the portfolio, ranked #2553.

Harbour Investments first reported a position in CENX in Q1 2021 and has held it in 6 quarters since. The position peaked at $185K in Q1 2021. 413 funds tracked by Wall St. Rank hold CENX as of Q2 2026.

Harbour Investments held 817 shares of Century Aluminum worth $37.6K as of Q2 2026.
Harbour Investments left its Century Aluminum share count unchanged in Q2 2026.
Century Aluminum made up ﹤0.01% of Harbour Investments's portfolio in Q2 2026, its #2553 holding.
Harbour Investments first reported a position in Century Aluminum in Q1 2021 and has held it in 6 quarters since.
Harbour Investments's Century Aluminum position peaked at $185K in Q1 2021.
413 funds tracked by Wall St. Rank held Century Aluminum as of Q2 2026.

Based on Harbour Investments's 13F filing for Q2 2026, filed 12 Aug 2026.