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OSIS
OSI Systems Inc
stock NASDAQ

At Close

Jul 18, 2025 3:59:30 PM EDT

211.21USD-1.221%(-2.61)129,566

0.00Bid 0.00Ask 0.00Spread

Pre-market

0.00USD-100.000%(-213.82)0

After-hours

Jul 18, 2025 4:00:30 PM EDT

211.38USD+0.078%(+0.17)519

OverviewOptionsHistoricalExchange VolumeShortsMore

OSIS Volume Jul 18, 2025

[NF]

Exchange	Day%	Volume	30D%
Nasdaq GSM	49.93	64,694	38.20
Off Exchange¹	23.73	30,745	39.88
NYSE Arca	7.31	9,477	4.59
IEX	6.06	7,853	5.58
Cboe BZX	4.26	5,514	4.20
NYSE	2.95	3,818	1.83
Cboe EDGX	1.85	2,400	1.75
Cboe BYX	1.28	1,658	1.01
MEMX	1.02	1,318	0.73
MIAX Pearl	0.47	604	0.21
Cboe EDGA	0.38	496	0.31
Nasdaq BX	0.38	489	0.83
Nasdaq PHLX	0.35	450	0.30
NYSE National	0.03	36	0.35
CHX	0.01	10	0.07
NYSE American	0.00	4	0.16
LTSE	0.00	0	0.00

chartexchange.com

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

OSIS Nutrition Facts

0.60 servings per container

Serving size

217.00K

Calories

129.57K

% Day

% Avg

Nasdaq GSM 65K

49.93%

38.20%

Off Exchange¹ 31K

23.73%

39.88%

NYSE Arca 9K

7.31%

4.59%

IEX 8K

6.06%

5.58%

Cboe BZX 6K

4.26%

4.20%

NYSE 4K

2.95%

1.83%

Cboe EDGX 2K

1.85%

1.75%

Cboe BYX 2K

1.28%

1.01%

MEMX 1K

1.02%

0.73%

MIAX Pearl 604

0.47%

0.21%

Cboe EDGA 496

0.38%

0.31%

Nasdaq BX 489

0.38%

0.83%

Nasdaq PHLX 450

0.35%

0.30%

NYSE National 36

0.03%

0.35%

CHX 10

0.01%

0.07%

NYSE American 4

0.00%

0.16%

LTSE 0

0.00%

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

chartexchange.com

OSIS Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 30,745, which is 23.73% of today's total volume.
Today's Lit volume is 98,821, which is 76.27%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 39.88%.
The average Lit volume has been 60.12%.

OSIS Volume by Exchange

Nasdaq GSM

Off Exchange

NYSE Arca

IEX

Cboe BZX

NYSE

Cboe EDGX

Cboe BYX

MEMX

MIAX Pearl

Cboe EDGA