Dark

TTEK
Tetra Tech Inc
stock NASDAQ

Market Open

Jul 22, 2026 9:59:22 AM EDT

30.76USD+0.836%(+0.25)117,196

30.74Bid 30.79Ask 0.05Spread

Pre-market

Jul 22, 2026 9:25:30 AM EDT

30.95USD+1.442%(+0.44)302

After-hours

Jul 21, 2026 4:09:30 PM EDT

30.94USD+1.414%(+0.43)0

OverviewOptionsHistoricalDark Pool PrintsShortsMore

TTEK Volume Jul 22, 2026 9:35:01 AM EDT

[NF]

Exchange	Day%	Volume	30D%
Nasdaq GSM	85.95	35,204	41.98
Off Exchange¹	9.62	3,940	39.78
IEX	1.85	756	5.50
Cboe BZX	0.84	346	2.73
NYSE Arca	0.79	325	4.53
NYSE American	0.49	200	0.12
Cboe EDGX	0.38	157	1.53
NYSE	0.08	32	1.54
MEMX	0.00	1	0.72
Nasdaq PHLX	0.00	0	0.12
24X National	0.00	0	0.01
NYSE National	0.00	0	0.10
Cboe BYX	0.00	0	0.42
CHX	0.00	0	0.14
Nasdaq BX	0.00	0	0.15
MIAX Pearl	0.00	0	0.20
Cboe EDGA	0.00	0	0.41
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.

TTEK Nutrition Facts

0.01 servings per container

Serving size

3.35M

Calories

40.96K

% Day

% Avg

Nasdaq GSM 35K

85.95%

41.98%

Off Exchange¹ 4K

9.62%

39.78%

IEX 756

1.85%

5.50%

Cboe BZX 346

0.84%

2.73%

NYSE Arca 325

0.79%

4.53%

NYSE American 200

0.49%

0.12%

Cboe EDGX 157

0.38%

1.53%

NYSE 32

0.08%

1.54%

MEMX 1

0.00%

0.72%

Nasdaq PHLX 0

0.00%

0.12%

24X National 0

0.00%

0.01%

NYSE National 0

0.00%

0.10%

Cboe BYX 0

0.00%

0.42%

CHX 0

0.00%

0.14%

Nasdaq BX 0

0.00%

0.15%

MIAX Pearl 0

0.00%

0.20%

Cboe EDGA 0

0.00%

0.41%

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

TTEK Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 3,940, which is 9.62% of today's total volume.
Today's Lit volume is 37,021, which is 90.38%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 39.78%.
The average Lit volume has been 60.22%.

TTEK Volume by Exchange

Nasdaq GSM

Off Exchange

IEX

Cboe BZX

NYSE Arca

NYSE American

Cboe EDGX

NYSE

MEMX

Cboe BYX

MIAX Pearl