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CENX
Century Aluminum Co
stock NASDAQ

At Close

Sep 1, 2026 3:59:57 PM EDT

46.78USD+2.207%(+1.01)1,914,008

0.00Bid 0.00Ask 0.00Spread

Pre-market

Sep 1, 2026 9:29:59 AM EDT

45.19USD-1.256%(-0.58)2,004

After-hours

Aug 31, 2026 4:02:30 PM EDT

45.77USD-0.022%(-0.01)0

OverviewOptionsHistoricalDark Pool LevelsShortsMore

CENX Volume Sep 1, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	50.33	692,618	45.47
Nasdaq GSM	26.47	364,357	33.17
IEX	6.18	85,023	6.70
NYSE Arca	5.22	71,872	4.70
Cboe EDGX	3.90	53,710	2.31
Cboe BZX	3.00	41,231	2.97
NYSE	1.40	19,255	1.16
Nasdaq PHLX	0.78	10,714	0.17
MEMX	0.72	9,946	0.84
Texas Stock Exchange LLC	0.42	5,778	0.08
Cboe EDGA	0.41	5,632	0.69
Cboe BYX	0.36	4,969	0.56
MIAX Pearl	0.24	3,295	0.22
NYSE National	0.23	3,154	0.24
Nasdaq BX	0.19	2,617	0.41
NYSE American	0.11	1,527	0.12
CHX	0.04	556	0.05
24X National	0.00	1	0.02
LTSE	0.00	0	0.11

chartexchange.com

¹ A) Dark Pool or Off Exchange? B) Venues explained. C) All trades that update volume from the CTA.

CENX Nutrition Facts

0.67 servings per container

Serving size

2.05M

Calories

1.38M

% Day

% Avg

Off Exchange¹ 693K

50.33%

45.47%

Nasdaq GSM 364K

26.47%

33.17%

IEX 85K

6.18%

6.70%

NYSE Arca 72K

5.22%

4.70%

Cboe EDGX 54K

3.90%

2.31%

Cboe BZX 41K

3.00%

2.97%

NYSE 19K

1.40%

1.16%

Nasdaq PHLX 11K

0.78%

0.17%

MEMX 10K

0.72%

0.84%

Texas Stock Exchange LLC 6K

0.42%

0.08%

Cboe EDGA 6K

0.41%

0.69%

Cboe BYX 5K

0.36%

0.56%

MIAX Pearl 3K

0.24%

0.22%

NYSE National 3K

0.23%

0.24%

Nasdaq BX 3K

0.19%

0.41%

NYSE American 2K

0.11%

0.12%

CHX 556

0.04%

0.05%

24X National 1

0.00%

0.02%

LTSE 0

0.00%

0.11%

¹ A) Dark Pool or Off Exchange? B) Venues explained. C) All trades that update volume from the CTA.

chartexchange.com

CENX Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 692,618, which is 50.33% of today's total volume.
Today's Lit volume is 683,637, which is 49.67%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 45.47%.
The average Lit volume has been 54.53%.

CENX Volume by Exchange

Off Exchange

Nasdaq GSM

IEX

NYSE Arca

Cboe EDGX

Cboe BZX

NYSE

Nasdaq PHLX

MEMX

Texas Stock Exchange LLC

Cboe EDGA