Dark

APT
Alpha Pro Tech, Ltd.
stock NYSEAMERICAN

Market Open

Sep 21, 2026 9:30:03 AM EDT

5.13USD+0.391%(+0.02)5,703

4.40Bid 5.14Ask 0.74Spread

Pre-market

0.00USD-100.000%(-5.11)0

After-hours

Sep 18, 2026 4:10:30 PM EDT

5.11USD0.000%(0.00)0

OverviewOptionsHistoricalExchange VolumeShortsMore

APT Volume Sep 21, 2026 11:47:05 AM EDT

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	69.33	3,754	52.46
NYSE American	12.65	685	14.90
MEMX	9.46	512	1.57
Nasdaq GSM	4.28	232	3.90
NYSE Arca	2.05	111	10.75
Cboe EDGX	1.44	78	5.86
MIAX Pearl	0.65	35	0.22
IEX	0.15	8	3.24
Cboe EDGA	0.00	0	0.27
CHX	0.00	0	0.00
Nasdaq PHLX	0.00	0	0.02
Cboe BZX	0.00	0	3.07
NYSE	0.00	0	0.30
NYSE National	0.00	0	0.49
Nasdaq BX	0.00	0	0.82
Cboe BYX	0.00	0	2.14
24X National	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.

APT Nutrition Facts

0.16 servings per container

Serving size

32.85K

Calories

5.42K

% Day

% Avg

Off Exchange¹ 4K

69.33%

52.46%

NYSE American 685

12.65%

14.90%

MEMX 512

9.46%

1.57%

Nasdaq GSM 232

4.28%

3.90%

NYSE Arca 111

2.05%

10.75%

Cboe EDGX 78

1.44%

5.86%

MIAX Pearl 35

0.65%

0.22%

IEX 8

0.15%

3.24%

Cboe EDGA 0

0.00%

0.27%

CHX 0

0.00%

Nasdaq PHLX 0

0.00%

0.02%

Cboe BZX 0

0.00%

3.07%

NYSE 0

0.00%

0.30%

NYSE National 0

0.00%

0.49%

Nasdaq BX 0

0.00%

0.82%

Cboe BYX 0

0.00%

2.14%

24X National 0

0.00%

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

chartexchange.com

APT Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 3,754, which is 69.33% of today's total volume.
Today's Lit volume is 1,661, which is 30.67%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 52.46%.
The average Lit volume has been 47.54%.

APT Volume by Exchange

Off Exchange

NYSE American

MEMX

Nasdaq GSM

NYSE Arca

Cboe EDGX

MIAX Pearl

IEX

Cboe BZX

Cboe BYX

Nasdaq BX