Dark

BIS
ProShares UltraShort NASDAQ Biotechnology
stock NASDAQ ETF

At Close

Jul 23, 2025 3:59:45 PM EDT

15.11USD+0.058%(+0.01)8,733

15.10Bid 15.36Ask 0.26Spread

Pre-market

0.00USD-100.000%(-15.11)0

After-hours

Jul 21, 2025 4:22:30 PM EDT

16.44USD+0.001%(+0.00)0

OverviewOptionsHistoricalExchange VolumeShortsMore

BIS Volume Jul 24, 2025

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	51.83	4,526	56.65
Nasdaq GSM	32.14	2,807	18.78
Cboe EDGX	9.15	799	3.48
MEMX	5.15	450	1.14
NYSE Arca	1.15	100	6.38
NYSE National	0.58	51	0.75
Cboe BYX	0.00	0	6.17
Nasdaq BX	0.00	0	3.26
IEX	0.00	0	1.28
Cboe BZX	0.00	0	1.13
Cboe EDGA	0.00	0	0.26
CHX	0.00	0	0.26
MIAX Pearl	0.00	0	0.24
Nasdaq PHLX	0.00	0	0.16
NYSE	0.00	0	0.07

chartexchange.com

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

BIS Nutrition Facts

0.59 servings per container

Serving size

14.76K

Calories

8.73K

% Day

% Avg

Off Exchange¹ 5K

51.83%

56.65%

Nasdaq GSM 3K

32.14%

18.78%

Cboe EDGX 799

9.15%

3.48%

MEMX 450

5.15%

1.14%

NYSE Arca 100

1.15%

6.38%

NYSE National 51

0.58%

0.75%

Cboe BYX 0

0.00%

6.17%

Nasdaq BX 0

0.00%

3.26%

IEX 0

0.00%

1.28%

Cboe BZX 0

0.00%

1.13%

Cboe EDGA 0

0.00%

0.26%

CHX 0

0.00%

0.26%

MIAX Pearl 0

0.00%

0.24%

Nasdaq PHLX 0

0.00%

0.16%

NYSE 0

0.00%

0.07%

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

chartexchange.com

BIS Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 4,526, which is 51.83% of today's total volume.
Today's Lit volume is 4,207, which is 48.17%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 56.65%.
The average Lit volume has been 43.35%.

BIS Volume by Exchange

Off Exchange

Nasdaq GSM

Cboe EDGX

MEMX

NYSE Arca

NYSE National

Cboe BYX

Nasdaq BX

IEX

Cboe EDGA

Cboe BZX