CENTURY ALUM CO

Ticker: CENX CUSIP: 156431108 Class: EQTY

PRINCIPAL FINANCIAL GROUP INC's Holding History (CIK: 0001126328)

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

Q4 2025

Shares 400,637 Value ($000) $15,697 Avg Close $31.24 Range $25.40 - $40.83

Q3 2025

Shares 350,858 Value ($000) $10,301 Avg Close $22.67 Range $17.75 - $30.08

Q2 2025

Shares 259,211 Value ($000) $4,671 Avg Close $16.98 Range $13.05 - $20.43

Q1 2025

Shares 326,795 Value ($000) $6,065 Avg Close $19.21 Range $16.30 - $22.92

Q4 2024

Shares 319,702 Value ($000) $5,825 Avg Close $19.65 Range $14.89 - $25.39

Q3 2024

Shares 301,992 Value ($000) $4,901 Avg Close $15.15 Range $11.40 - $21.37

Q2 2024

Shares 258,111 Value ($000) $4,323 Avg Close $17.02 Range $14.73 - $19.88

Q1 2024

Shares 269,810 Value ($000) $4,152 Avg Close $11.23 Range $9.65 - $15.60

Q4 2023

Shares 269,283 Value ($000) $3,269 Avg Close $7.85 Range $5.70 - $13.17

Q3 2023

Shares 276,601 Value ($000) $1,989 Avg Close $8.06 Range $6.42 - $9.38

Q2 2023

Shares 294,341 Value ($000) $2,567 Avg Close $8.69 Range $7.18 - $10.19

Q1 2023

Shares 308,696 Value ($000) $3,087 Avg Close $10.36 Range $7.87 - $12.97

Q4 2022

Shares 316,255 Value ($000) $2,587 Avg Close $7.55 Range $5.32 - $10.23

Q3 2022

Shares 317,731 Value ($000) $1,678 Avg Close $7.60 Range $5.27 - $10.21

Q2 2022

Shares 320,698 Value ($000) $2,363 Avg Close $15.54 Range $6.93 - $29.24

Q1 2022

Shares 333,162 Value ($000) $8,765 Avg Close $21.04 Range $14.85 - $30.36

Q4 2021

Shares 335,831 Value ($000) $5,561 Avg Close $14.64 Range $12.34 - $17.65

Q3 2021

Shares 344,012 Value ($000) $4,627 Avg Close $12.57 Range $10.39 - $15.09

Q2 2021

Shares 349,116 Value ($000) $4,500 Avg Close $14.40 Range $11.41 - $17.94

Q1 2021

Shares 346,620 Value ($000) $6,121 Avg Close $14.25 Range $9.04 - $19.60

Q4 2020

Shares 344,727 Value ($000) $3,802 Avg Close $9.07 Range $6.27 - $12.85

Q3 2020

Shares 358,441 Value ($000) $2,552 Avg Close $8.71 Range $6.72 - $11.33

Q2 2020

Shares 374,180 Value ($000) $2,668 Avg Close $5.29 Range $2.91 - $7.90

Q1 2020

Shares 377,675 Value ($000) $1,367 Avg Close $5.60 Range $3.01 - $8.23

Q4 2019

Shares 393,295 Value ($000) $2,956 Avg Close $6.93 Range $5.80 - $8.42

Q3 2019

Shares 392,635 Value ($000) $2,605 Avg Close $6.62 Range $5.02 - $7.89

Q2 2019

Shares 398,902 Value ($000) $2,756 Avg Close $7.43 Range $5.37 - $9.91

Q1 2019

Shares 396,470 Value ($000) $3,521 Avg Close $8.65 Range $6.98 - $9.98

Q4 2018

Shares 398,412 Value ($000) $2,912 Avg Close $9.06 Range $6.54 - $12.25

Q3 2018

Shares 396,100 Value ($000) $4,741 Avg Close $12.86 Range $11.04 - $15.58

Q2 2018

Shares 388,895 Value ($000) $6,125 Avg Close $16.93 Range $14.14 - $20.19

Q1 2018

Shares 382,560 Value ($000) $6,328 Avg Close $20.90 Range $15.56 - $24.77

Q4 2017

Shares 372,469 Value ($000) $7,315 Avg Close $15.31 Range $13.00 - $20.30

Q3 2017

Shares 375,338 Value ($000) $6,223 Avg Close $17.26 Range $12.94 - $20.68

Q2 2017

Shares 378,324 Value ($000) $5,894 Avg Close $13.95 Range $11.59 - $17.28

Q1 2017

Shares 378,009 Value ($000) $4,797 Avg Close $13.28 Range $8.39 - $16.53

Q4 2016

Shares 363,990 Value ($000) $3,116 Avg Close $8.55 Range $6.51 - $10.69

Q3 2016

Shares 359,082 Value ($000) $2,496 Avg Close $6.83 Range $5.53 - $8.45

Q2 2016

Shares 349,198 Value ($000) $2,210 Avg Close $7.02 Range $5.64 - $9.40

Q1 2016

Shares 339,769 Value ($000) $2,395 Avg Close $5.54 Range $2.63 - $8.94

Q4 2015

Shares 326,146 Value ($000) $1,442 Avg Close $4.29 Range $3.19 - $7.21

Q3 2015

Shares 311,681 Value ($000) $1,434 Avg Close $6.98 Range $4.07 - $10.59

Q2 2015

Shares 319,651 Value ($000) $3,334 Avg Close $12.74 Range $10.13 - $14.98

Q1 2015

Shares 320,083 Value ($000) $4,417 Avg Close $20.13 Range $12.87 - $26.97

Q4 2014

Shares 321,229 Value ($000) $7,838 Avg Close $25.81 Range $20.79 - $31.75

Q3 2014

Shares 321,495 Value ($000) $8,350 Avg Close $22.02 Range $15.77 - $29.54

Q2 2014

Shares 323,718 Value ($000) $5,076 Avg Close $14.18 Range $12.63 - $15.94

Q1 2014

Shares 326,446 Value ($000) $4,312 Avg Close $11.63 Range $9.67 - $13.37

Q4 2013

Shares 300,177 Value ($000) $3,140 Avg Close $8.91 Range $7.80 - $10.49

Q3 2013

Shares 293,837 Value ($000) $2,365 Avg Close $8.84 Range $7.65 - $10.53

Q2 2013

Shares 287,242 Value ($000) $2,665 Avg Close $8.61 Range $6.26 - $10.60

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	400,637	$15,697	$31.24	$25.40 - $40.83
Q3 2025	350,858	$10,301	$22.67	$17.75 - $30.08
Q2 2025	259,211	$4,671	$16.98	$13.05 - $20.43
Q1 2025	326,795	$6,065	$19.21	$16.30 - $22.92
Q4 2024	319,702	$5,825	$19.65	$14.89 - $25.39
Q3 2024	301,992	$4,901	$15.15	$11.40 - $21.37
Q2 2024	258,111	$4,323	$17.02	$14.73 - $19.88
Q1 2024	269,810	$4,152	$11.23	$9.65 - $15.60
Q4 2023	269,283	$3,269	$7.85	$5.70 - $13.17
Q3 2023	276,601	$1,989	$8.06	$6.42 - $9.38
Q2 2023	294,341	$2,567	$8.69	$7.18 - $10.19
Q1 2023	308,696	$3,087	$10.36	$7.87 - $12.97
Q4 2022	316,255	$2,587	$7.55	$5.32 - $10.23
Q3 2022	317,731	$1,678	$7.60	$5.27 - $10.21
Q2 2022	320,698	$2,363	$15.54	$6.93 - $29.24
Q1 2022	333,162	$8,765	$21.04	$14.85 - $30.36
Q4 2021	335,831	$5,561	$14.64	$12.34 - $17.65
Q3 2021	344,012	$4,627	$12.57	$10.39 - $15.09
Q2 2021	349,116	$4,500	$14.40	$11.41 - $17.94
Q1 2021	346,620	$6,121	$14.25	$9.04 - $19.60
Q4 2020	344,727	$3,802	$9.07	$6.27 - $12.85
Q3 2020	358,441	$2,552	$8.71	$6.72 - $11.33
Q2 2020	374,180	$2,668	$5.29	$2.91 - $7.90
Q1 2020	377,675	$1,367	$5.60	$3.01 - $8.23
Q4 2019	393,295	$2,956	$6.93	$5.80 - $8.42
Q3 2019	392,635	$2,605	$6.62	$5.02 - $7.89
Q2 2019	398,902	$2,756	$7.43	$5.37 - $9.91
Q1 2019	396,470	$3,521	$8.65	$6.98 - $9.98
Q4 2018	398,412	$2,912	$9.06	$6.54 - $12.25
Q3 2018	396,100	$4,741	$12.86	$11.04 - $15.58
Q2 2018	388,895	$6,125	$16.93	$14.14 - $20.19
Q1 2018	382,560	$6,328	$20.90	$15.56 - $24.77
Q4 2017	372,469	$7,315	$15.31	$13.00 - $20.30
Q3 2017	375,338	$6,223	$17.26	$12.94 - $20.68
Q2 2017	378,324	$5,894	$13.95	$11.59 - $17.28
Q1 2017	378,009	$4,797	$13.28	$8.39 - $16.53
Q4 2016	363,990	$3,116	$8.55	$6.51 - $10.69
Q3 2016	359,082	$2,496	$6.83	$5.53 - $8.45
Q2 2016	349,198	$2,210	$7.02	$5.64 - $9.40
Q1 2016	339,769	$2,395	$5.54	$2.63 - $8.94
Q4 2015	326,146	$1,442	$4.29	$3.19 - $7.21
Q3 2015	311,681	$1,434	$6.98	$4.07 - $10.59
Q2 2015	319,651	$3,334	$12.74	$10.13 - $14.98
Q1 2015	320,083	$4,417	$20.13	$12.87 - $26.97
Q4 2014	321,229	$7,838	$25.81	$20.79 - $31.75
Q3 2014	321,495	$8,350	$22.02	$15.77 - $29.54
Q2 2014	323,718	$5,076	$14.18	$12.63 - $15.94
Q1 2014	326,446	$4,312	$11.63	$9.67 - $13.37
Q4 2013	300,177	$3,140	$8.91	$7.80 - $10.49
Q3 2013	293,837	$2,365	$8.84	$7.65 - $10.53
Q2 2013	287,242	$2,665	$8.61	$6.26 - $10.60