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ATEC
Alphatec Holdings, Inc.
stock NASDAQ

At Close

Aug 22, 2025 3:59:58 PM EDT

16.14USD+1.287%(+0.21)2,490,729

16.11Bid 16.16Ask 0.05Spread

Pre-market

0.00USD-100.000%(-15.93)0

After-hours

Aug 22, 2025 4:00:30 PM EDT

16.14USD0.000%(0.00)13,719

OverviewOptionsHistoricalExchange VolumeShortsMore

ATEC Volume Aug 22, 2025

[NF]

Exchange	Day%	Volume	30D%
Nasdaq GSM	41.70	1,038,715	33.53
Off Exchange¹	36.69	913,771	45.11
IEX	5.92	147,456	4.73
NYSE Arca	4.82	120,003	5.47
Cboe EDGX	4.79	119,205	2.41
Cboe BZX	3.26	81,206	3.45
NYSE	1.19	29,748	1.64
NYSE National	0.40	9,847	0.44
MEMX	0.32	7,963	1.10
Cboe EDGA	0.25	6,343	0.49
Cboe BYX	0.22	5,418	0.63
Nasdaq BX	0.19	4,692	0.25
MIAX Pearl	0.15	3,839	0.42
NYSE American	0.05	1,250	0.10
Nasdaq PHLX	0.03	823	0.19
CHX	0.02	450	0.03
LTSE	0.00	0	0.01

chartexchange.com

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

ATEC Nutrition Facts

0.99 servings per container

Serving size

2.52M

Calories

2.49M

% Day

% Avg

Nasdaq GSM 1M

41.70%

33.53%

Off Exchange¹ 914K

36.69%

45.11%

IEX 147K

5.92%

4.73%

NYSE Arca 120K

4.82%

5.47%

Cboe EDGX 119K

4.79%

2.41%

Cboe BZX 81K

3.26%

3.45%

NYSE 30K

1.19%

1.64%

NYSE National 10K

0.40%

0.44%

MEMX 8K

0.32%

1.10%

Cboe EDGA 6K

0.25%

0.49%

Cboe BYX 5K

0.22%

0.63%

Nasdaq BX 5K

0.19%

0.25%

MIAX Pearl 4K

0.15%

0.42%

NYSE American 1K

0.05%

0.10%

Nasdaq PHLX 823

0.03%

0.19%

CHX 450

0.02%

0.03%

LTSE 0

0.00%

0.01%

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

chartexchange.com

ATEC Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 913,771, which is 36.69% of today's total volume.
Today's Lit volume is 1,576,958, which is 63.31%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 45.11%.
The average Lit volume has been 54.89%.

ATEC Volume by Exchange

Nasdaq GSM

Off Exchange

IEX

NYSE Arca

Cboe EDGX

Cboe BZX

NYSE

NYSE National

MEMX

Cboe EDGA

Cboe BYX