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ALTS
ALT5 Sigma Corporation Common Stock
stock NASDAQ

At Close

Feb 27, 2026 3:59:35 PM EST

1.40USD-2.098%(-0.03)1,965,019

0.00Bid 0.00Ask 0.00Spread

Pre-market

Feb 27, 2026 9:14:30 AM EST

1.40USD-2.098%(-0.03)9,949

After-hours

Feb 27, 2026 4:41:30 PM EST

1.40USD0.000%(0.00)560

OverviewOptionsHistoricalDark Pool PrintsShortsMore

ALTS Volume Feb 27, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	43.53	858,241	52.66
Nasdaq GSM	33.42	658,990	19.26
NYSE Arca	6.04	119,029	8.42
IEX	4.41	86,989	3.95
NYSE	3.45	67,994	2.40
Cboe EDGX	3.11	61,338	6.26
Cboe BZX	2.21	43,500	2.35
Cboe BYX	1.09	21,481	0.68
Nasdaq BX	0.57	11,296	0.26
MEMX	0.49	9,736	1.79
MIAX Pearl	0.48	9,556	0.60
Cboe EDGA	0.42	8,199	0.50
NYSE National	0.30	5,905	0.42
CHX	0.21	4,208	0.08
NYSE American	0.12	2,457	0.15
Nasdaq PHLX	0.12	2,364	0.16
24X National	0.03	495	0.05
LTSE	0.00	0	0.00

chartexchange.com

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

ALTS Nutrition Facts

0.52 servings per container

Serving size

3.80M

Calories

1.97M

% Day

% Avg

Off Exchange¹ 858K

43.53%

52.66%

Nasdaq GSM 659K

33.42%

19.26%

NYSE Arca 119K

6.04%

8.42%

IEX 87K

4.41%

3.95%

NYSE 68K

3.45%

2.40%

Cboe EDGX 61K

3.11%

6.26%

Cboe BZX 44K

2.21%

2.35%

Cboe BYX 21K

1.09%

0.68%

Nasdaq BX 11K

0.57%

0.26%

MEMX 10K

0.49%

1.79%

MIAX Pearl 10K

0.48%

0.60%

Cboe EDGA 8K

0.42%

0.50%

NYSE National 6K

0.30%

0.42%

CHX 4K

0.21%

0.08%

NYSE American 2K

0.12%

0.15%

Nasdaq PHLX 2K

0.12%

0.16%

24X National 495

0.03%

0.05%

LTSE 0

0.00%

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

chartexchange.com

ALTS Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 858,241, which is 43.53% of today's total volume.
Today's Lit volume is 1,113,537, which is 56.47%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 52.66%.
The average Lit volume has been 47.34%.

ALTS Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

IEX

NYSE

Cboe EDGX

Cboe BZX

Cboe BYX

Nasdaq BX

MEMX

MIAX Pearl