CENTURY ALUM CO

Ticker: CENX CUSIP: 156431108 Class: EQTY

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q2 2025
Shares 4,290 Value ($000) $0 Avg Close $16.98 Range $13.05 - $20.43
Q4 2023
Shares 55,166 Value ($000) $1 Avg Close $7.85 Range $5.70 - $13.17
Q3 2023
Shares 8,601 Value ($000) $0 Avg Close $8.06 Range $6.42 - $9.38
Q2 2023
Shares 8,039 Value ($000) $0 Avg Close $8.69 Range $7.18 - $10.19
Q4 2022
Shares 2,047 Value ($000) $0 Avg Close $7.55 Range $5.32 - $10.23
Q3 2022
Shares 22,437 Value ($000) $118 Avg Close $7.60 Range $5.27 - $10.21
Q2 2022
Shares 22,730 Value ($000) $167 Avg Close $15.54 Range $6.93 - $29.24
Q1 2022
Shares 28,328 Value ($000) $745 Avg Close $21.04 Range $14.85 - $30.36
Q4 2021
Shares 13,759 Value ($000) $227 Avg Close $14.64 Range $12.34 - $17.65
Q3 2021
Shares 29,573 Value ($000) $372 Avg Close $12.57 Range $10.39 - $15.09
Q2 2021
Shares 32,650 Value ($000) $420 Avg Close $14.40 Range $11.41 - $17.94
Q1 2021
Shares 15,069 Value ($000) $0 Avg Close $14.25 Range $9.04 - $19.60
Q4 2020
Shares 10,161 Value ($000) $112 Avg Close $9.07 Range $6.27 - $12.85
Q3 2020
Shares 17,063 Value ($000) $121 Avg Close $8.71 Range $6.72 - $11.33
Q2 2020
Shares 20,250 Value ($000) $144 Avg Close $5.29 Range $2.91 - $7.90
Q1 2020
Shares 7,972 Value ($000) $28 Avg Close $5.60 Range $3.01 - $8.23
Q4 2019
Shares 32,718 Value ($000) $245 Avg Close $6.93 Range $5.80 - $8.42
Q3 2019
Shares 4,375 Value ($000) $29 Avg Close $6.62 Range $5.02 - $7.89
Q2 2019
Shares 17,069 Value ($000) $117 Avg Close $7.43 Range $5.37 - $9.91
Q1 2019
Shares 5,673 Value ($000) $50 Avg Close $8.65 Range $6.98 - $9.98
Q4 2018
Shares 32,417 Value ($000) $236 Avg Close $9.06 Range $6.54 - $12.25
Q3 2018
Shares 4,392 Value ($000) $52 Avg Close $12.86 Range $11.04 - $15.58
Q2 2018
Shares 21,376 Value ($000) $336 Avg Close $16.93 Range $14.14 - $20.19
Q1 2018
Shares 11,893 Value ($000) $196 Avg Close $20.90 Range $15.56 - $24.77
Q4 2017
Shares 57,401 Value ($000) $1,127 Avg Close $15.31 Range $13.00 - $20.30
Q2 2017
Shares 16,600 Value ($000) $258 Avg Close $13.95 Range $11.59 - $17.28
Q4 2016
Shares 18,318 Value ($000) $156 Avg Close $8.55 Range $6.51 - $10.69
Q2 2016
Shares 2,888 Value ($000) $18 Avg Close $7.02 Range $5.64 - $9.40
Q2 2015
Shares 2,212 Value ($000) $23 Avg Close $12.74 Range $10.13 - $14.98
Q1 2015
Shares 1,308 Value ($000) $18 Avg Close $20.13 Range $12.87 - $26.97