Two Sigma Securities’s Century Aluminum CENX Stock Holding History

Two Sigma Securities’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	–	Sell	-8,789	Closed	-$344K	–	1711
2025 Q4	$344K	Buy	+8,789	New	+$275K	0.05%	565
2025 Q3	–	Sell	-25,943	Closed	-$467K	–	1457
2025 Q2	$467K	Buy	+25,943	New	+$440K	0.06%	465
2024 Q4	–	Sell	-26,700	Closed	-$433K	–	1866
2024 Q3	$433K	Buy	+26,700	New	+$404K	0.01%	1443
2024 Q1	–	Sell	-11,003	Closed	-$134K	–	3022
2023 Q4	$134K	Buy	+11,003	New	+$86.3K	﹤0.01%	2482
2022 Q4	–	Sell	-16,621	Closed	-$88K	–	2649
2022 Q3	$88K	Buy	+16,621	New	+$126K	﹤0.01%	2113
2020 Q1	–	Sell	-12,395	Closed	-$93K	–	1458
2019 Q4	$93K	Buy	+12,395	New	+$85.9K	﹤0.01%	2203
2019 Q1	–	Sell	-11,726	Closed	-$86K	–	1870
2018 Q4	$86K	Buy	+11,726	New	+$106K	﹤0.01%	1885
2017 Q2	–	Sell	-16,078	Closed	-$204K	–	887
2017 Q1	$204K	Buy	+16,078	New	+$214K	0.04%	648

Other funds holding CENX

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

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Sourcerock Group Denver, Colorado $2.48B AUM 72.25% 1-Year Est. Return

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 Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Two Sigma Securities's CENX Position: Q1 2026 in Review

Two Sigma Securities sold out of Century Aluminum (CENX) in Q1 2026, closing a stake of 8,789 shares — an estimated $344K sold.

Two Sigma Securities first reported a position in CENX in Q1 2017 and held it in 8 quarters. The position peaked at $467K in Q2 2025. 386 funds tracked by Wall St. Rank hold CENX as of Q1 2026.

Two Sigma Securities reported no remaining Century Aluminum position as of Q1 2026 after selling out during the quarter.
Two Sigma Securities sold 8,789 Century Aluminum shares in Q1 2026, an estimated $344K.
Two Sigma Securities first reported a position in Century Aluminum in Q1 2017 and held it in 8 quarters.
Two Sigma Securities's Century Aluminum position peaked at $467K in Q2 2025.
386 funds tracked by Wall St. Rank held Century Aluminum as of Q1 2026.

Based on Two Sigma Securities's 13F filing for Q1 2026, filed 15 May 2026.