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ATRA
Atara Biotherapeutics, Inc
stock NASDAQ

At Close

May 9, 2025 3:59:30 PM EDT

7.33USD-1.213%(-0.09)26,416

0.00Bid 0.00Ask 0.00Spread

Pre-market

May 6, 2025 9:02:30 AM EDT

8.05USD+8.492%(+0.63)0

After-hours

Dec 31, 1969 7:00:00 PM EST

0.00USD0.000%(0.00)0

OverviewHistoricalExchange VolumeShortsMore

ATRA Volume May 9, 2025

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Exchange	Day%	Volume	30D%
Off Exchange¹	62.72	16,568	49.21
Nasdaq GSM	18.12	4,787	27.74
Cboe EDGX	11.42	3,016	10.16
NYSE Arca	4.10	1,082	4.89
Cboe BZX	2.58	682	1.97
MEMX	0.68	179	2.16
Cboe EDGA	0.18	47	0.17
NYSE	0.15	40	0.31
Nasdaq PHLX	0.04	10	0.10
Cboe BYX	0.02	6	0.42
IEX	0.00	0	1.63
MIAX Pearl	0.00	0	0.66
Nasdaq BX	0.00	0	0.25
CHX	0.00	0	0.20
NYSE National	0.00	0	0.08
NYSE American	0.00	0	0.04

chartexchange.com

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

ATRA Nutrition Facts

0.52 servings per container

Serving size

50.53K

Calories

26.42K

% Day

% Avg

Off Exchange¹ 17K

62.72%

49.21%

Nasdaq GSM 5K

18.12%

27.74%

Cboe EDGX 3K

11.42%

10.16%

NYSE Arca 1K

4.10%

4.89%

Cboe BZX 682

2.58%

1.97%

MEMX 179

0.68%

2.16%

Cboe EDGA 47

0.18%

0.17%

NYSE 40

0.15%

0.31%

Nasdaq PHLX 10

0.04%

0.10%

Cboe BYX 6

0.02%

0.42%

IEX 0

0.00%

1.63%

MIAX Pearl 0

0.00%

0.66%

Nasdaq BX 0

0.00%

0.25%

CHX 0

0.00%

0.20%

NYSE National 0

0.00%

0.08%

NYSE American 0

0.00%

0.04%

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 16,568, which is 62.72% of today's total volume.
Today's Lit volume is 9,849, which is 37.28%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 49.21%.
The average Lit volume has been 50.79%.

ATRA Volume by Exchange

Off Exchange

Nasdaq GSM

Cboe EDGX

NYSE Arca

Cboe BZX

MEMX

Cboe EDGA

NYSE

Nasdaq PHLX

Cboe BYX

IEX