CENTURY ALUM CO

Ticker: CENX CUSIP: 156431108 Class: EQTY

MILLENNIUM MANAGEMENT LLC's Holding History (CIK: 0001273087)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 1,418,032 Value ($000) $55,558 Avg Close $31.24 Range $25.40 - $40.83

Q3 2025

Shares 442,673 Value ($000) $12,997 Avg Close $22.67 Range $17.75 - $30.08

Q2 2025

Shares 512,517 Value ($000) $9,236 Avg Close $16.98 Range $13.05 - $20.43

Q1 2025

Shares 33,801 Value ($000) $627 Avg Close $19.21 Range $16.30 - $22.92

Q4 2024

Shares 457,728 Value ($000) $8,340 Avg Close $19.65 Range $14.89 - $25.39

Q3 2024

Shares 95,142 Value ($000) $1,544 Avg Close $15.15 Range $11.40 - $21.37

Q2 2024

Shares 244,360 Value ($000) $4,093 Avg Close $17.02 Range $14.73 - $19.88

Q1 2024

Shares 1,285,188 Value ($000) $19,779 Avg Close $11.23 Range $9.65 - $15.60

Q4 2023

Shares 708,291 Value ($000) $8,599 Avg Close $7.85 Range $5.70 - $13.17

Q3 2023

Shares 493,923 Value ($000) $3,551 Avg Close $8.06 Range $6.42 - $9.38

Q2 2023

Shares 26,279 Value ($000) $229 Avg Close $8.69 Range $7.18 - $10.19

Q1 2023

Shares 33,247 Value ($000) $0 Avg Close $10.36 Range $7.87 - $12.97

Q4 2022

Shares 65,420 Value ($000) $1 Avg Close $7.55 Range $5.32 - $10.23

Q3 2022

Shares 137,631 Value ($000) $727 Avg Close $7.60 Range $5.27 - $10.21

Q2 2022

Shares 1,341,811 Value ($000) $9,889 Avg Close $15.54 Range $6.93 - $29.24

Q1 2022

Shares 234,699 Value ($000) $6,175 Avg Close $21.04 Range $14.85 - $30.36

Q4 2021

Shares 84,948 Value ($000) $1,407 Avg Close $14.64 Range $12.34 - $17.65

Q3 2021

Shares 630,846 Value ($000) $8,485 Avg Close $12.57 Range $10.39 - $15.09

Q2 2021

Shares 248,090 Value ($000) $3,198 Avg Close $14.40 Range $11.41 - $17.94

Q1 2021

Shares 231,116 Value ($000) $4,082 Avg Close $14.25 Range $9.04 - $19.60

Q4 2020

Shares 1,172,635 Value ($000) $12,934 Avg Close $9.07 Range $6.27 - $12.85

Q2 2020

Shares 463,704 Value ($000) $3,306 Avg Close $5.29 Range $2.91 - $7.90

Q1 2020

Shares 596,444 Value ($000) $2,159 Avg Close $5.60 Range $3.01 - $8.23

Q4 2019

Shares 202,187 Value ($000) $1,519 Avg Close $6.93 Range $5.80 - $8.42

Q3 2019

Shares 176,040 Value ($000) $1,168 Avg Close $6.62 Range $5.02 - $7.89

Q2 2019

Shares 577,119 Value ($000) $3,988 Avg Close $7.43 Range $5.37 - $9.91

Q1 2019

Shares 157,908 Value ($000) $1,402 Avg Close $8.65 Range $6.98 - $9.98

Q4 2018

Shares 638,553 Value ($000) $4,668 Avg Close $9.06 Range $6.54 - $12.25

Q2 2018

Shares 368,301 Value ($000) $5,801 Avg Close $16.93 Range $14.14 - $20.19

Q1 2018

Shares 429,729 Value ($000) $7,108 Avg Close $20.90 Range $15.56 - $24.77

Q4 2017

Shares 22,486 Value ($000) $442 Avg Close $15.31 Range $13.00 - $20.30

Q3 2017

Shares 654,889 Value ($000) $10,858 Avg Close $17.26 Range $12.94 - $20.68

Q1 2017

Shares 2,322,596 Value ($000) $29,474 Avg Close $13.28 Range $8.39 - $16.53

Q4 2015

Shares 269,652 Value ($000) $1,192 Avg Close $4.29 Range $3.19 - $7.21

Q3 2015

Shares 1,581,139 Value ($000) $7,273 Avg Close $6.98 Range $4.07 - $10.59

Q2 2015

Shares 840,765 Value ($000) $8,769 Avg Close $12.74 Range $10.13 - $14.98

Q1 2015

Shares 435,411 Value ($000) $6,009 Avg Close $20.13 Range $12.87 - $26.97

Q4 2014

Shares 521,799 Value ($000) $12,732 Avg Close $25.81 Range $20.79 - $31.75

Q3 2014

Shares 717,932 Value ($000) $18,645 Avg Close $22.02 Range $15.77 - $29.54

Q1 2014

Shares 9,551 Value ($000) $126 Avg Close $11.63 Range $9.67 - $13.37

Q2 2013

Shares 361,120 Value ($000) $3,351 Avg Close $8.61 Range $6.26 - $10.60

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,418,032	$55,558	$31.24	$25.40 - $40.83
Q3 2025	442,673	$12,997	$22.67	$17.75 - $30.08
Q2 2025	512,517	$9,236	$16.98	$13.05 - $20.43
Q1 2025	33,801	$627	$19.21	$16.30 - $22.92
Q4 2024	457,728	$8,340	$19.65	$14.89 - $25.39
Q3 2024	95,142	$1,544	$15.15	$11.40 - $21.37
Q2 2024	244,360	$4,093	$17.02	$14.73 - $19.88
Q1 2024	1,285,188	$19,779	$11.23	$9.65 - $15.60
Q4 2023	708,291	$8,599	$7.85	$5.70 - $13.17
Q3 2023	493,923	$3,551	$8.06	$6.42 - $9.38
Q2 2023	26,279	$229	$8.69	$7.18 - $10.19
Q1 2023	33,247	$0	$10.36	$7.87 - $12.97
Q4 2022	65,420	$1	$7.55	$5.32 - $10.23
Q3 2022	137,631	$727	$7.60	$5.27 - $10.21
Q2 2022	1,341,811	$9,889	$15.54	$6.93 - $29.24
Q1 2022	234,699	$6,175	$21.04	$14.85 - $30.36
Q4 2021	84,948	$1,407	$14.64	$12.34 - $17.65
Q3 2021	630,846	$8,485	$12.57	$10.39 - $15.09
Q2 2021	248,090	$3,198	$14.40	$11.41 - $17.94
Q1 2021	231,116	$4,082	$14.25	$9.04 - $19.60
Q4 2020	1,172,635	$12,934	$9.07	$6.27 - $12.85
Q2 2020	463,704	$3,306	$5.29	$2.91 - $7.90
Q1 2020	596,444	$2,159	$5.60	$3.01 - $8.23
Q4 2019	202,187	$1,519	$6.93	$5.80 - $8.42
Q3 2019	176,040	$1,168	$6.62	$5.02 - $7.89
Q2 2019	577,119	$3,988	$7.43	$5.37 - $9.91
Q1 2019	157,908	$1,402	$8.65	$6.98 - $9.98
Q4 2018	638,553	$4,668	$9.06	$6.54 - $12.25
Q2 2018	368,301	$5,801	$16.93	$14.14 - $20.19
Q1 2018	429,729	$7,108	$20.90	$15.56 - $24.77
Q4 2017	22,486	$442	$15.31	$13.00 - $20.30
Q3 2017	654,889	$10,858	$17.26	$12.94 - $20.68
Q1 2017	2,322,596	$29,474	$13.28	$8.39 - $16.53
Q4 2015	269,652	$1,192	$4.29	$3.19 - $7.21
Q3 2015	1,581,139	$7,273	$6.98	$4.07 - $10.59
Q2 2015	840,765	$8,769	$12.74	$10.13 - $14.98
Q1 2015	435,411	$6,009	$20.13	$12.87 - $26.97
Q4 2014	521,799	$12,732	$25.81	$20.79 - $31.75
Q3 2014	717,932	$18,645	$22.02	$15.77 - $29.54
Q1 2014	9,551	$126	$11.63	$9.67 - $13.37
Q2 2013	361,120	$3,351	$8.61	$6.26 - $10.60