Dark

OS
OneStream, Inc. Class A Common Stock
stock NASDAQ

At Close

Oct 10, 2025 3:59:53 PM EDT

17.73USD-4.832%(-0.90)1,312,743

0.00Bid 0.00Ask 0.00Spread

Pre-market

Oct 10, 2025 9:04:30 AM EDT

18.69USD+0.349%(+0.07)100

After-hours

Oct 10, 2025 4:06:30 PM EDT

17.71USD-0.085%(-0.02)37,030

OverviewOptionsHistoricalDark Pool LevelsShortsTrends

OS Volume Oct 10, 2025

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	48.94	643,482	44.46
Nasdaq GSM	31.19	410,197	37.14
IEX	6.19	81,449	4.69
NYSE Arca	4.10	53,963	4.95
Cboe BZX	3.60	47,310	3.28
Cboe EDGX	3.56	46,778	1.88
NYSE	0.79	10,359	1.16
MEMX	0.54	7,120	0.84
Nasdaq BX	0.42	5,533	0.28
Cboe EDGA	0.20	2,674	0.33
NYSE American	0.15	1,937	0.09
MIAX Pearl	0.11	1,507	0.30
Cboe BYX	0.11	1,384	0.30
Nasdaq PHLX	0.06	781	0.12
NYSE National	0.04	481	0.11
CHX	0.00	0	0.03
LTSE	0.00	0	0.03

chartexchange.com

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

OS Nutrition Facts

0.78 servings per container

Serving size

1.68M

Calories

1.31M

% Day

% Avg

Off Exchange¹ 643K

48.94%

44.46%

Nasdaq GSM 410K

31.19%

37.14%

IEX 81K

6.19%

4.69%

NYSE Arca 54K

4.10%

4.95%

Cboe BZX 47K

3.60%

3.28%

Cboe EDGX 47K

3.56%

1.88%

NYSE 10K

0.79%

1.16%

MEMX 7K

0.54%

0.84%

Nasdaq BX 6K

0.42%

0.28%

Cboe EDGA 3K

0.20%

0.33%

NYSE American 2K

0.15%

0.09%

MIAX Pearl 2K

0.11%

0.30%

Cboe BYX 1K

0.11%

0.30%

Nasdaq PHLX 781

0.06%

0.12%

NYSE National 481

0.04%

0.11%

CHX 0

0.00%

0.03%

LTSE 0

0.00%

0.03%

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

chartexchange.com

OS Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 643,482, which is 48.94% of today's total volume.
Today's Lit volume is 671,473, which is 51.06%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 44.46%.
The average Lit volume has been 55.54%.

OS Volume by Exchange

Off Exchange

Nasdaq GSM

IEX

NYSE Arca

Cboe BZX

Cboe EDGX

NYSE

MEMX

Nasdaq BX

Cboe EDGA

NYSE American