Bank of Montreal’s Century Aluminum CENX Stock Holding History

Bank of Montreal’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
2025 Q2	–	Sell	-10,000	Closed	-$186K	–	3537
2025 Q1	$186K	Sell	10,000 -10,000	-50%	-$192K	﹤0.01%	2755
2024 Q4	$364K	Hold	20,000	–	–	﹤0.01%	2433
2024 Q3	$323K	Buy	+20,000	New	+$303K	﹤0.01%	2722
2014 Q4	–	Sell	-10,000	Closed	-$260K	–	4030
2014 Q3	$260K	Buy	+10,000	New	+$220K	﹤0.01%	2406

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

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

Bank of Montreal's CENX Position: Q1 2026 in Review

Bank of Montreal increased its Century Aluminum (CENX) stake by 561% in Q1 2026, buying an estimated $9.69M and bringing the position to 227,736 shares worth $13.4M. The position accounts for 0.01% of the portfolio, ranked #990.

Bank of Montreal first reported a position in CENX in Q2 2013 and has held it in 52 quarters since. The position peaked at $15.4M in Q2 2015. 386 funds tracked by Wall St. Rank hold CENX as of Q1 2026.

Bank of Montreal held 227,736 shares of Century Aluminum worth $13.4M as of Q1 2026.
Bank of Montreal bought 193,267 Century Aluminum shares in Q1 2026, an estimated $9.69M.
Century Aluminum made up 0.01% of Bank of Montreal's portfolio in Q1 2026, its #990 holding.
Bank of Montreal first reported a position in Century Aluminum in Q2 2013 and has held it in 52 quarters since.
Bank of Montreal's Century Aluminum position peaked at $15.4M in Q2 2015.
386 funds tracked by Wall St. Rank held Century Aluminum as of Q1 2026.

Based on Bank of Montreal's 13F filing for Q1 2026, filed 13 May 2026.