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BKYI
BIO-key International, Inc. Common Stock
stock NASDAQ

At Close

Jul 28, 2026 3:50:26 PM EDT

4.11USD-13.579%(-0.64)2,770,328

0.00Bid 0.00Ask 0.00Spread

Pre-market

0.00USD-100.000%(-4.55)0

After-hours

Jul 28, 2026 4:51:30 PM EDT

4.44USD+8.161%(+0.33)8,387

OverviewHistoricalExchange VolumeShortsMore

BKYI Volume Jul 28, 2026

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Exchange	Day%	Volume	30D%
Off Exchange¹	37.81	1,045,043	36.56
NYSE Arca	32.99	911,863	30.03
Nasdaq GSM	12.86	355,465	12.91
Cboe EDGX	9.21	254,472	8.87
MEMX	2.90	80,070	2.65
MIAX Pearl	1.87	51,571	1.70
Cboe BZX	1.16	32,095	1.05
NYSE	0.45	12,312	0.40
Nasdaq BX	0.26	7,240	0.25
IEX	0.22	6,017	0.23
Cboe BYX	0.11	3,122	0.12
Cboe EDGA	0.11	3,086	0.11
Nasdaq PHLX	0.02	550	0.02
NYSE American	0.01	407	0.01
NYSE National	0.01	360	0.02
CHX	0.00	1	0.00
OTC Equity Security	0.00	0	5.08

chartexchange.com

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

BKYI Nutrition Facts

249.25 servings per container

Serving size

11.09K

Calories

2.76M

% Day

% Avg

Off Exchange¹ 1M

37.81%

36.56%

NYSE Arca 912K

32.99%

30.03%

Nasdaq GSM 355K

12.86%

12.91%

Cboe EDGX 254K

9.21%

8.87%

MEMX 80K

2.90%

2.65%

MIAX Pearl 52K

1.87%

1.70%

Cboe BZX 32K

1.16%

1.05%

NYSE 12K

0.45%

0.40%

Nasdaq BX 7K

0.26%

0.25%

IEX 6K

0.22%

0.23%

Cboe BYX 3K

0.11%

0.12%

Cboe EDGA 3K

0.11%

Nasdaq PHLX 550

0.02%

NYSE American 407

0.01%

NYSE National 360

0.01%

0.02%

CHX 1

0.00%

OTC Equity Security 0

0.00%

5.08%

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

chartexchange.com

BKYI Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 1,045,043, which is 37.81% of today's total volume.
Today's Lit volume is 1,718,631, which is 62.19%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 36.56%.
The average Lit volume has been 63.44%.

BKYI Volume by Exchange

Off Exchange

NYSE Arca

Nasdaq GSM

Cboe EDGX

MEMX

MIAX Pearl

Cboe BZX

NYSE

Nasdaq BX

IEX

Cboe BYX