Dark

MASS
908 Devices Inc. Common Stock
stock NASDAQ

Market Open

Aug 11, 2026 1:40:08 PM EDT

9.87USD+12.415%(+1.09)848,021

9.86Bid 9.90Ask 0.04Spread

Pre-market

0.00USD-100.000%(-8.88)0

After-hours

Aug 7, 2026 4:00:30 PM EDT

8.88USD+0.169%(+0.02)0

OverviewOptionsHistoricalDark Pool LevelsShortsMore

MASS Volume Aug 11, 2026 1:15:02 PM EDT

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	33.79	255,542	35.37
Nasdaq GSM	29.88	226,006	40.32
NYSE Arca	11.66	88,202	7.04
Cboe EDGX	7.90	59,721	3.60
IEX	7.77	58,777	5.16
Cboe BZX	4.71	35,597	4.50
MEMX	1.61	12,180	1.01
Cboe EDGA	0.97	7,362	0.37
MIAX Pearl	0.45	3,392	0.17
NYSE	0.44	3,293	1.03
Cboe BYX	0.35	2,644	0.71
Nasdaq PHLX	0.21	1,626	0.08
Nasdaq BX	0.14	1,032	0.30
LTSE	0.05	400	0.03
NYSE National	0.04	328	0.16
24X National	0.02	152	0.00
NYSE American	0.01	51	0.09
CHX	0.00	24	0.08
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.

MASS Nutrition Facts

2.74 servings per container

Serving size

276.38K

Calories

756.33K

% Day

% Avg

Off Exchange¹ 256K

33.79%

35.37%

Nasdaq GSM 226K

29.88%

40.32%

NYSE Arca 88K

11.66%

7.04%

Cboe EDGX 60K

7.90%

3.60%

IEX 59K

7.77%

5.16%

Cboe BZX 36K

4.71%

4.50%

MEMX 12K

1.61%

1.01%

Cboe EDGA 7K

0.97%

0.37%

MIAX Pearl 3K

0.45%

0.17%

NYSE 3K

0.44%

1.03%

Cboe BYX 3K

0.35%

0.71%

Nasdaq PHLX 2K

0.21%

0.08%

Nasdaq BX 1K

0.14%

0.30%

LTSE 400

0.05%

0.03%

NYSE National 328

0.04%

0.16%

24X National 152

0.02%

0.00%

NYSE American 51

0.01%

0.09%

CHX 24

0.00%

0.08%

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

MASS Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 255,542, which is 33.79% of today's total volume.
Today's Lit volume is 500,787, which is 66.21%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 35.37%.
The average Lit volume has been 64.63%.

MASS Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

Cboe EDGX

IEX

Cboe BZX

MEMX

Cboe EDGA

MIAX Pearl

NYSE

Cboe BYX