Assenagon Asset Management S.A. Century Aluminum CO Transaction History

Assenagon Asset Management S.A.

$65.1 Billion
Q3 2025

A detailed history of Assenagon Asset Management S.A. transactions in Century Aluminum CO stock. As of the latest transaction made, Assenagon Asset Management S.A. holds 407,939 shares of CENX stock, worth $14 Million. This represents 0.02% of its overall portfolio holdings.

Number of Shares

407,939

Previous 200,899 103.06%

Holding current value

$14 Million

Previous $3.62 Million 230.86%

% of portfolio

0.02%

Previous 0.01%

20 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Oct 07, 2025	BUY	$18.1 - $29.4 $3.75 Million - $6.09 Million	207,040 Added 103.06%	407,939 $12 Million
Q2 2025 Jul 11, 2025	SELL	$13.7 - $20.12 $1.33 Million - $1.95 Million	-96,882 Reduced 32.53%	200,899 $3.62 Million
Q1 2025 Apr 15, 2025	SELL	$16.6 - $21.83 $1.53 Million - $2.02 Million	-92,446 Reduced 23.69%	297,781 $5.53 Million
Q4 2024 Jan 14, 2025	SELL	$15.24 - $23.94 $3.52 Million - $5.53 Million	-231,073 Reduced 37.19%	390,227 $7.11 Million
Q3 2024 Oct 23, 2024	BUY	$12.01 - $20.19 $1.08 Million - $1.81 Million	89,621 Added 16.86%	621,300 $10.1 Million
Q2 2024 Jul 18, 2024	BUY	$15.24 - $19.22 $4.51 Million - $5.69 Million	296,101 Added 125.69%	531,679 $8.91 Million
Q1 2024 Apr 24, 2024	BUY	$9.97 - $15.39 $1 Million - $1.55 Million	100,639 Added 74.58%	235,578 $3.63 Million
Q4 2023 Jan 17, 2024	SELL	$5.79 - $12.67 $1.25 Million - $2.73 Million	-215,800 Reduced 61.53%	134,939 $1.64 Million
Q3 2023 Nov 06, 2023	BUY	$6.5 - $9.3 $1.64 Million - $2.34 Million	252,095 Added 255.56%	350,739 $2.52 Million
Q1 2023 Apr 18, 2023	SELL	$8.1 - $12.9 $798,870 - $1.27 Million	-98,626 Reduced 50.0%	98,644 $986,000
Q4 2022 Jan 12, 2023	BUY	$5.72 - $9.48 $833,935 - $1.38 Million	145,793 Added 283.22%	197,270 $1.61 Million
Q3 2022 Oct 27, 2022	SELL	$5.28 - $9.88 $3.55 Million - $6.64 Million	-672,430 Reduced 92.89%	51,477 $272,000
Q2 2022 Jul 27, 2022	BUY	$7.11 - $27.55 $2.58 Million - $9.98 Million	362,207 Added 100.14%	723,907 $5.34 Million
Q1 2022 Apr 25, 2022	SELL	$15.34 - $29.49 $5.13 Million - $9.87 Million	-334,660 Reduced 48.06%	361,700 $9.52 Million
Q4 2021 Feb 01, 2022	BUY	$12.87 - $17.41 $6.85 Million - $9.27 Million	532,499 Added 324.97%	696,360 $11.5 Million
Q3 2021 Oct 19, 2021	BUY	$10.58 - $14.9 $1.35 Million - $1.9 Million	127,391 Added 349.3%	163,861 $2.2 Million
Q2 2021 Jul 15, 2021	SELL	$11.44 - $17.35 $1.1 Million - $1.67 Million	-96,106 Reduced 72.49%	36,470 $470,000
Q1 2021 Apr 26, 2021	BUY	$9.75 - $19.05 $1.29 Million - $2.53 Million	132,576 New	132,576 $2.34 Million
Q2 2020 Jul 21, 2020	SELL	$3.04 - $7.87 $46,943 - $121,528	-15,442 Closed	0 $0
Q1 2020 Apr 17, 2020	BUY	$3.15 - $8.02 $48,642 - $123,844	15,442 New	15,442 $56,000

Others Institutions Holding CENX

# of Institutions

263

Shares Held

55.7M

Call Options Held

3.13M

Put Options Held

1.77M

View Full List

About CENTURY ALUMINUM CO

Ticker CENX
Exchange NASDAQ
Sector Basic Materials
Industry Aluminum
Shares Outstandng 91,358,096
Market Cap $3.13B
Description
Century Aluminum Company, together with its subsidiaries, produces standard-grade and value-added primary aluminum products in the United States and Iceland. It also owns and operates a carbon anode production facility in the Netherlands. The company was incorporated in 1981 and is headquartered in Chicago, Illinois.

More about CENX

Track This Portfolio

Portfolio Update

Get notified when there are updates to the investment portfolio of Assenagon Asset Management S.A., based on Form 13F filings with the SEC.

News

Stay updated on Assenagon Asset Management S.A. with notifications on news.

Account

Assenagon Asset Management S.A. Century Aluminum CO Transaction History