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ONTO
Onto Innovation Inc.
stock NYSE

At Close

Dec 26, 2025 3:59:56 PM EST

160.47USD-0.859%(-1.39)287,397

160.34Bid 160.80Ask 0.46Spread

Pre-market

Dec 26, 2025 8:21:30 AM EST

161.86USD0.000%(0.00)100

After-hours

Dec 26, 2025 4:00:30 PM EST

160.55USD+0.050%(+0.08)139

OverviewOptionsHistoricalDark Pool LevelsShortsMore

ONTO Volume Dec 26, 2025

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	37.84	109,845	42.77
NYSE	37.78	109,665	30.04
Nasdaq GSM	8.63	25,049	9.54
Cboe BZX	3.02	8,755	3.94
IEX	2.95	8,575	4.40
NYSE Arca	2.58	7,498	3.39
Cboe EDGX	2.12	6,164	2.17
Nasdaq BX	1.29	3,744	0.71
Cboe BYX	1.09	3,162	0.73
NYSE National	0.80	2,310	0.42
MEMX	0.74	2,151	0.87
Cboe EDGA	0.52	1,520	0.49
MIAX Pearl	0.31	898	0.18
Nasdaq PHLX	0.22	652	0.20
NYSE American	0.07	215	0.09
CHX	0.03	100	0.04
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.

ONTO Nutrition Facts

0.38 servings per container

Serving size

764.90K

Calories

290.30K

% Day

% Avg

Off Exchange¹ 110K

37.84%

42.77%

NYSE 110K

37.78%

30.04%

Nasdaq GSM 25K

8.63%

9.54%

Cboe BZX 9K

3.02%

3.94%

IEX 9K

2.95%

4.40%

NYSE Arca 7K

2.58%

3.39%

Cboe EDGX 6K

2.12%

2.17%

Nasdaq BX 4K

1.29%

0.71%

Cboe BYX 3K

1.09%

0.73%

NYSE National 2K

0.80%

0.42%

MEMX 2K

0.74%

0.87%

Cboe EDGA 2K

0.52%

0.49%

MIAX Pearl 898

0.31%

0.18%

Nasdaq PHLX 652

0.22%

0.20%

NYSE American 215

0.07%

0.09%

CHX 100

0.03%

0.04%

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

ONTO Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 109,845, which is 37.84% of today's total volume.
Today's Lit volume is 180,458, which is 62.16%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 42.77%.
The average Lit volume has been 57.23%.

ONTO Volume by Exchange

Off Exchange

NYSE

Nasdaq GSM

Cboe BZX

IEX

NYSE Arca

Cboe EDGX

Nasdaq BX

Cboe BYX

NYSE National

MEMX