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OSUR
OraSure Technologies Inc
stock NASDAQ

At Close

Sep 29, 2026 3:59:56 PM EDT

3.81USD-3.544%(-0.14)538,114

0.00Bid 0.00Ask 0.00Spread

Pre-market

0.00USD-100.000%(-3.95)0

After-hours

0.00USD0.000%(0.00)0

OverviewOptionsHistoricalExchange VolumeShortsMore

OSUR Volume Sep 30, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	42.18	226,946	36.03
Nasdaq GSM	35.99	193,671	38.97
IEX	6.56	35,284	7.84
NYSE Arca	4.69	25,213	5.31
Cboe BYX	2.28	12,264	0.80
Cboe BZX	2.25	12,085	3.90
NYSE	1.47	7,935	1.37
Cboe EDGX	1.26	6,799	2.75
MEMX	1.18	6,353	0.91
Nasdaq BX	0.86	4,610	0.22
NYSE National	0.33	1,770	0.58
CHX	0.25	1,369	0.09
Nasdaq PHLX	0.25	1,321	0.05
Cboe EDGA	0.21	1,105	0.32
MIAX Pearl	0.14	739	0.44
Texas Stock Exchange LLC	0.07	400	0.29
NYSE American	0.03	137	0.09
24X National	0.02	100	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

1.01 servings per container

Serving size

534.65K

Calories

538.10K

% Day

% Avg

Off Exchange¹ 227K

42.18%

36.03%

Nasdaq GSM 194K

35.99%

38.97%

IEX 35K

6.56%

7.84%

NYSE Arca 25K

4.69%

5.31%

Cboe BYX 12K

2.28%

0.80%

Cboe BZX 12K

2.25%

3.90%

NYSE 8K

1.47%

1.37%

Cboe EDGX 7K

1.26%

2.75%

MEMX 6K

1.18%

0.91%

Nasdaq BX 5K

0.86%

0.22%

NYSE National 2K

0.33%

0.58%

CHX 1K

0.25%

0.09%

Nasdaq PHLX 1K

0.25%

0.05%

Cboe EDGA 1K

0.21%

0.32%

MIAX Pearl 739

0.14%

0.44%

Texas Stock Exchange LLC 400

0.07%

0.29%

NYSE American 137

0.03%

0.09%

24X National 100

0.02%

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 226,946, which is 42.18% of today's total volume.
Today's Lit volume is 311,155, which is 57.82%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 36.03%.
The average Lit volume has been 63.97%.

OSUR Volume by Exchange

Off Exchange

Nasdaq GSM

IEX

NYSE Arca

Cboe BYX

Cboe BZX

NYSE

Cboe EDGX

MEMX

Nasdaq BX

NYSE National