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OPK
Opko Health Inc.
stock NASDAQ

Market Open

Jul 27, 2026 12:39:45 PM EDT

1.23USD+0.410%(+0.01)1,167,094

1.22Bid 1.23Ask 0.01Spread

Pre-market

Jul 27, 2026 9:25:30 AM EDT

1.22USD0.000%(0.00)3,713

After-hours

Jul 24, 2026 4:14:30 PM EDT

1.22USD+0.826%(+0.01)0

OverviewOptionsHistoricalExchange VolumeShortsMore

OPK Volume Jul 27, 2026 12:25:00 PM EDT

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Exchange	Day%	Volume	30D%
Off Exchange¹	74.51	808,715	44.11
Nasdaq GSM	10.26	111,325	33.05
IEX	4.86	52,720	5.37
NYSE Arca	3.15	34,134	5.40
Cboe EDGX	2.24	24,278	2.23
NYSE	1.27	13,762	3.15
CHX	1.14	12,370	0.13
Cboe BZX	0.58	6,306	2.63
NYSE National	0.50	5,413	0.48
Cboe EDGA	0.40	4,381	0.69
Cboe BYX	0.40	4,377	1.17
MEMX	0.39	4,203	0.73
Nasdaq BX	0.16	1,743	0.30
Nasdaq PHLX	0.08	900	0.06
NYSE American	0.05	522	0.10
24X National	0.01	100	0.01
MIAX Pearl	0.01	74	0.40
LTSE	0.00	0	0.01

chartexchange.com

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

OPK Nutrition Facts

0.37 servings per container

Serving size

2.96M

Calories

1.09M

% Day

% Avg

Off Exchange¹ 809K

74.51%

44.11%

Nasdaq GSM 111K

10.26%

33.05%

IEX 53K

4.86%

5.37%

NYSE Arca 34K

3.15%

5.40%

Cboe EDGX 24K

2.24%

2.23%

NYSE 14K

1.27%

3.15%

CHX 12K

1.14%

0.13%

Cboe BZX 6K

0.58%

2.63%

NYSE National 5K

0.50%

0.48%

Cboe EDGA 4K

0.40%

0.69%

Cboe BYX 4K

0.40%

1.17%

MEMX 4K

0.39%

0.73%

Nasdaq BX 2K

0.16%

0.30%

Nasdaq PHLX 900

0.08%

0.06%

NYSE American 522

0.05%

0.10%

24X National 100

0.01%

MIAX Pearl 74

0.01%

0.40%

LTSE 0

0.00%

0.01%

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

chartexchange.com

OPK Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 808,715, which is 74.51% of today's total volume.
Today's Lit volume is 276,608, which is 25.49%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 44.11%.
The average Lit volume has been 55.89%.

OPK Volume by Exchange

Off Exchange

Nasdaq GSM

IEX

NYSE Arca

Cboe EDGX

NYSE

CHX

Cboe BZX

NYSE National

Cboe EDGA

Cboe BYX