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OSUR
OraSure Technologies Inc
stock NASDAQ

Market Open

Sep 30, 2026 11:29:24 AM EDT

3.92USD+2.749%(+0.10)134,795

3.92Bid 3.93Ask 0.01Spread

Pre-market

0.00USD-100.000%(-3.82)0

After-hours

0.00USD0.000%(0.00)0

OverviewOptionsHistoricalDark Pool LevelsShortsMore

OSUR Volume Sep 30, 2026 11:15:01 AM EDT

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	46.57	62,059	36.12
Nasdaq GSM	23.82	31,737	38.85
IEX	13.31	17,741	7.89
Cboe BZX	5.29	7,045	3.91
NYSE Arca	4.08	5,431	5.30
Cboe EDGX	3.73	4,968	2.75
NYSE	1.32	1,759	1.37
MIAX Pearl	0.66	879	0.44
MEMX	0.65	860	0.91
Cboe BYX	0.23	310	0.80
Nasdaq BX	0.15	200	0.22
Cboe EDGA	0.12	160	0.32
NYSE National	0.08	100	0.58
CHX	0.00	1	0.09
Texas Stock Exchange LLC	0.00	0	0.29
NYSE American	0.00	0	0.09
Nasdaq PHLX	0.00	0	0.05
24X National	0.00	0	0.03

chartexchange.com

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

OSUR Nutrition Facts

0.25 servings per container

Serving size

534.65K

Calories

133.25K

% Day

% Avg

Off Exchange¹ 62K

46.57%

36.12%

Nasdaq GSM 32K

23.82%

38.85%

IEX 18K

13.31%

7.89%

Cboe BZX 7K

5.29%

3.91%

NYSE Arca 5K

4.08%

5.30%

Cboe EDGX 5K

3.73%

2.75%

NYSE 2K

1.32%

1.37%

MIAX Pearl 879

0.66%

0.44%

MEMX 860

0.65%

0.91%

Cboe BYX 310

0.23%

0.80%

Nasdaq BX 200

0.15%

0.22%

Cboe EDGA 160

0.12%

0.32%

NYSE National 100

0.08%

0.58%

CHX 1

0.00%

0.09%

Texas Stock Exchange LLC 0

0.00%

0.29%

NYSE American 0

0.00%

0.09%

Nasdaq PHLX 0

0.00%

0.05%

24X National 0

0.00%

0.03%

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

chartexchange.com

OSUR Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 62,059, which is 46.57% of today's total volume.
Today's Lit volume is 71,191, which is 53.43%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 36.12%.
The average Lit volume has been 63.88%.

OSUR Volume by Exchange

Off Exchange

Nasdaq GSM

IEX

Cboe BZX

NYSE Arca

Cboe EDGX

NYSE

MIAX Pearl

MEMX

Cboe BYX

Nasdaq BX