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OSUR
OraSure Technologies Inc
stock NASDAQ

At Close

Feb 24, 2026 3:59:56 PM EST

2.82USD+2.545%(+0.07)360,062

0.00Bid 0.00Ask 0.00Spread

Pre-market

0.00USD-100.000%(-2.75)0

After-hours

Feb 23, 2026 4:00:30 PM EST

2.75USD0.000%(0.00)0

OverviewOptionsHistoricalExchange VolumeShortsMore

OSUR Volume Feb 24, 2026

[NF]

Exchange	Day%	Volume	30D%
Nasdaq GSM	44.84	161,443	34.72
Off Exchange¹	28.92	104,141	35.06
IEX	7.46	26,861	6.28
NYSE Arca	5.62	20,228	7.93
Cboe BZX	3.31	11,905	4.57
NYSE	2.33	8,388	2.29
Cboe EDGX	2.10	7,571	3.93
Cboe EDGA	1.18	4,260	0.81
Cboe BYX	1.10	3,943	1.07
NYSE National	1.00	3,613	0.61
MEMX	0.63	2,266	1.32
Nasdaq PHLX	0.54	1,948	0.11
Nasdaq BX	0.50	1,796	0.26
MIAX Pearl	0.30	1,096	0.72
CHX	0.11	397	0.08
NYSE American	0.06	201	0.16
24X National	0.00	0	0.06

chartexchange.com

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

OSUR Nutrition Facts

0.76 servings per container

Serving size

474.59K

Calories

360.06K

% Day

% Avg

Nasdaq GSM 161K

44.84%

34.72%

Off Exchange¹ 104K

28.92%

35.06%

IEX 27K

7.46%

6.28%

NYSE Arca 20K

5.62%

7.93%

Cboe BZX 12K

3.31%

4.57%

NYSE 8K

2.33%

2.29%

Cboe EDGX 8K

2.10%

3.93%

Cboe EDGA 4K

1.18%

0.81%

Cboe BYX 4K

1.10%

1.07%

NYSE National 4K

1.00%

0.61%

MEMX 2K

0.63%

1.32%

Nasdaq PHLX 2K

0.54%

0.11%

Nasdaq BX 2K

0.50%

0.26%

MIAX Pearl 1K

0.30%

0.72%

CHX 397

0.11%

0.08%

NYSE American 201

0.06%

0.16%

24X National 0

0.00%

0.06%

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 104,141, which is 28.92% of today's total volume.
Today's Lit volume is 255,916, which is 71.08%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 35.06%.
The average Lit volume has been 64.94%.

OSUR Volume by Exchange

Nasdaq GSM

Off Exchange

IEX

NYSE Arca

Cboe BZX

NYSE

Cboe EDGX

Cboe EDGA

Cboe BYX

NYSE National

MEMX