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ATRA
Atara Biotherapeutics, Inc
stock NASDAQ

At Close

Jun 15, 2026 3:59:30 PM EDT

10.03USD-3.650%(-0.38)80,631

8.58Bid 11.47Ask 2.89Spread

Pre-market

0.00USD-100.000%(-10.41)0

After-hours

Jun 15, 2026 4:00:30 PM EDT

9.96USD-0.698%(-0.07)2,911

OverviewHistoricalDark Pool PrintsShortsMore

ATRA Volume Jun 15, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	54.57	43,994	54.56
Nasdaq GSM	20.37	16,420	12.04
NYSE Arca	9.71	7,825	17.29
NYSE	4.01	3,234	0.46
MEMX	3.68	2,964	2.99
Cboe EDGX	3.44	2,775	6.13
IEX	1.51	1,221	0.93
Cboe BZX	1.17	945	2.14
Cboe BYX	0.61	492	0.39
Nasdaq BX	0.35	284	0.31
MIAX Pearl	0.30	242	1.75
NYSE National	0.15	119	0.09
Cboe EDGA	0.13	103	0.63
LTSE	0.00	0	0.14
24X National	0.00	0	0.08
Nasdaq PHLX	0.00	0	0.04
NYSE American	0.00	0	0.02
CHX	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.

ATRA Nutrition Facts

0.03 servings per container

Serving size

2.87M

Calories

80.62K

% Day

% Avg

Off Exchange¹ 44K

54.57%

54.56%

Nasdaq GSM 16K

20.37%

12.04%

NYSE Arca 8K

9.71%

17.29%

NYSE 3K

4.01%

0.46%

MEMX 3K

3.68%

2.99%

Cboe EDGX 3K

3.44%

6.13%

IEX 1K

1.51%

0.93%

Cboe BZX 945

1.17%

2.14%

Cboe BYX 492

0.61%

0.39%

Nasdaq BX 284

0.35%

0.31%

MIAX Pearl 242

0.30%

1.75%

NYSE National 119

0.15%

0.09%

Cboe EDGA 103

0.13%

0.63%

LTSE 0

0.00%

0.14%

24X National 0

0.00%

0.08%

Nasdaq PHLX 0

0.00%

0.04%

NYSE American 0

0.00%

0.02%

CHX 0

0.00%

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

chartexchange.com

ATRA Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 43,994, which is 54.57% of today's total volume.
Today's Lit volume is 36,624, which is 45.43%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 54.56%.
The average Lit volume has been 45.44%.

ATRA Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

NYSE

MEMX

Cboe EDGX

IEX

Cboe BZX

Cboe BYX

Nasdaq BX

MIAX Pearl