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SID
Companhia Siderurgica Nacional S.A. (CSN)
stock NYSE ADR

Market Open

Sep 23, 2026 11:12:57 AM EDT

1.16USD-1.271%(-0.02)1,895,040

1.16Bid 1.17Ask 0.01Spread

Pre-market

Sep 23, 2026 9:10:30 AM EDT

1.16USD-1.695%(-0.02)5,610

After-hours

Sep 22, 2026 4:10:30 PM EDT

1.18USD0.000%(0.00)0

OverviewOptionsHistoricalExchange VolumeShortsMore

SID Volume Sep 23, 2026 10:54:57 AM EDT

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Exchange	Day%	Volume	30D%
Off Exchange¹	20.66	165,047	29.07
NYSE	17.62	140,812	19.27
NYSE Arca	13.29	106,204	14.61
IEX	11.50	91,906	4.96
Nasdaq GSM	11.03	88,101	15.26
Cboe BYX	10.99	87,809	3.52
Cboe BZX	8.00	63,915	5.65
Cboe EDGX	3.53	28,240	4.10
Nasdaq BX	0.86	6,901	0.17
MEMX	0.81	6,510	0.99
NYSE National	0.75	6,000	0.52
Texas Stock Exchange LLC	0.29	2,300	0.32
Cboe EDGA	0.25	1,962	0.85
MIAX Pearl	0.20	1,600	0.34
CHX	0.20	1,600	0.10
NYSE American	0.01	55	0.11
Nasdaq PHLX	0.00	0	0.11
24X National	0.00	0	0.06

chartexchange.com

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

SID Nutrition Facts

0.14 servings per container

Serving size

5.74M

Calories

798.96K

% Day

% Avg

Off Exchange¹ 165K

20.66%

29.07%

NYSE 141K

17.62%

19.27%

NYSE Arca 106K

13.29%

14.61%

IEX 92K

11.50%

4.96%

Nasdaq GSM 88K

11.03%

15.26%

Cboe BYX 88K

10.99%

3.52%

Cboe BZX 64K

8.00%

5.65%

Cboe EDGX 28K

3.53%

4.10%

Nasdaq BX 7K

0.86%

0.17%

MEMX 7K

0.81%

0.99%

NYSE National 6K

0.75%

0.52%

Texas Stock Exchange LLC 2K

0.29%

0.32%

Cboe EDGA 2K

0.25%

0.85%

MIAX Pearl 2K

0.20%

0.34%

CHX 2K

0.20%

0.10%

NYSE American 55

0.01%

0.11%

Nasdaq PHLX 0

0.00%

0.11%

24X National 0

0.00%

0.06%

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

chartexchange.com

SID Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 165,047, which is 20.66% of today's total volume.
Today's Lit volume is 633,915, which is 79.34%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 29.07%.
The average Lit volume has been 70.93%.

SID Volume by Exchange

Off Exchange

NYSE

NYSE Arca

IEX

Nasdaq GSM

Cboe BYX

Cboe BZX

Cboe EDGX

Nasdaq BX

MEMX

NYSE National