Dark

CISS
C3is Inc. Common Stock
stock NASDAQ

Market Open

Aug 4, 2026 11:38:00 AM EDT

0.0900USD-15.833%(-0.0200)31,000,483

0.0900Bid 0.3400Ask 0.2600Spread

Pre-market

Aug 4, 2026 9:29:30 AM EDT

0.0920USD-14.815%(-0.0160)4,052,196

After-hours

Aug 3, 2026 4:59:30 PM EDT

0.1150USD+6.481%(+0.0070)0

OverviewHistoricalExchange VolumeShortsTrends

CISS Volume Aug 4, 2026 11:24:59 AM EDT

[ < ]

Exchange	Day%	Volume	30D%
Off Exchange¹	61.00	17,666,071	58.21
NYSE Arca	15.56	4,507,295	20.05
Cboe EDGX	7.43	2,151,607	5.95
Nasdaq GSM	6.24	1,807,414	3.95
MEMX	5.41	1,566,619	4.97
Cboe EDGA	1.52	441,485	1.84
MIAX Pearl	1.43	413,703	3.02
Cboe BZX	0.83	240,153	1.19
IEX	0.32	91,735	0.33
NYSE	0.09	27,092	0.16
Cboe BYX	0.09	25,063	0.10
NYSE National	0.05	15,865	0.02
Nasdaq BX	0.01	3,300	0.16
24X National	0.01	1,900	0.01
CHX	0.00	500	0.01
LTSE	0.00	500	0.00
Nasdaq PHLX	0.00	0	0.04
NYSE American	0.00	0	0.02

chartexchange.com

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

CISS Nutrition Facts

1.35 servings per container

Serving size

21.48M

Calories

28.96M

% Day

% Avg

Off Exchange¹ 18M

61.00%

58.21%

NYSE Arca 5M

15.56%

20.05%

Cboe EDGX 2M

7.43%

5.95%

Nasdaq GSM 2M

6.24%

3.95%

MEMX 2M

5.41%

4.97%

Cboe EDGA 441K

1.52%

1.84%

MIAX Pearl 414K

1.43%

3.02%

Cboe BZX 240K

0.83%

1.19%

IEX 92K

0.32%

0.33%

NYSE 27K

0.09%

0.16%

Cboe BYX 25K

0.09%

0.10%

NYSE National 16K

0.05%

0.02%

Nasdaq BX 3K

0.01%

0.16%

24X National 2K

0.01%

CHX 500

0.00%

0.01%

LTSE 500

0.00%

Nasdaq PHLX 0

0.00%

0.04%

NYSE American 0

0.00%

0.02%

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

chartexchange.com

CISS Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 17,666,071, which is 61.00% of today's total volume.
Today's Lit volume is 11,294,231, which is 39.00%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 58.21%.
The average Lit volume has been 41.79%.

CISS Volume by Exchange

Off Exchange

NYSE Arca

Cboe EDGX

Nasdaq GSM

MEMX

Cboe EDGA

MIAX Pearl

Cboe BZX

IEX

NYSE

Cboe BYX