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ONTO
Onto Innovation Inc.
stock NYSE

Market Open

Jul 30, 2026 10:44:26 AM EDT

250.93USD+14.853%(+32.45)460,032

236.33Bid 266.52Ask 30.19Spread

Pre-market

Jul 30, 2026 9:16:30 AM EDT

235.00USD+7.561%(+16.52)5,237

After-hours

Jul 29, 2026 4:30:30 PM EDT

215.01USD-1.588%(-3.47)0

OverviewOptionsHistoricalDark Pool LevelsShortsMore

ONTO Volume Jul 30, 2026 10:25:02 AM EDT

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	39.93	124,481	45.95
NYSE	23.86	74,395	24.13
Nasdaq GSM	8.01	24,972	8.72
IEX	7.35	22,900	7.01
NYSE Arca	6.95	21,671	4.53
Cboe BZX	4.46	13,900	3.56
Cboe EDGX	3.01	9,373	2.29
Cboe BYX	2.52	7,856	0.83
Nasdaq BX	1.39	4,337	0.44
NYSE National	1.18	3,691	0.38
MEMX	0.77	2,402	1.09
Cboe EDGA	0.33	1,043	0.45
Nasdaq PHLX	0.10	327	0.12
MIAX Pearl	0.07	213	0.20
CHX	0.06	200	0.13
NYSE American	0.00	0	0.15
24X National	0.00	0	0.03
LTSE	0.00	0	0.00
Texas Stock Exchange LLC	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.

ONTO Nutrition Facts

0.23 servings per container

Serving size

1.34M

Calories

311.76K

% Day

% Avg

Off Exchange¹ 124K

39.93%

45.95%

NYSE 74K

23.86%

24.13%

Nasdaq GSM 25K

8.01%

8.72%

IEX 23K

7.35%

7.01%

NYSE Arca 22K

6.95%

4.53%

Cboe BZX 14K

4.46%

3.56%

Cboe EDGX 9K

3.01%

2.29%

Cboe BYX 8K

2.52%

0.83%

Nasdaq BX 4K

1.39%

0.44%

NYSE National 4K

1.18%

0.38%

MEMX 2K

0.77%

1.09%

Cboe EDGA 1K

0.33%

0.45%

Nasdaq PHLX 327

0.10%

0.12%

MIAX Pearl 213

0.07%

0.20%

CHX 200

0.06%

0.13%

NYSE American 0

0.00%

0.15%

24X National 0

0.00%

0.03%

LTSE 0

0.00%

Texas Stock Exchange LLC 0

0.00%

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

chartexchange.com

ONTO Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 124,481, which is 39.93% of today's total volume.
Today's Lit volume is 187,280, which is 60.07%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 45.95%.
The average Lit volume has been 54.05%.

ONTO Volume by Exchange

Off Exchange

NYSE

Nasdaq GSM

IEX

NYSE Arca

Cboe BZX

Cboe EDGX

Cboe BYX

Nasdaq BX

NYSE National

MEMX