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ATYR
aTyr Pharma, Inc. Common Stock
stock NASDAQ

Market Open

Apr 29, 2026 3:21:41 PM EDT

0.7600USD-3.944%(-0.0313)809,331

0.7500Bid 0.8700Ask 0.1200Spread

Pre-market

Apr 29, 2026 9:16:30 AM EDT

0.8017USD+1.021%(+0.0081)6,810

After-hours

Apr 28, 2026 4:00:30 PM EDT

0.7936USD-0.352%(-0.0028)0

OverviewOptionsHistoricalExchange VolumeShortsTrends

ATYR Volume Apr 29, 2026 3:05:01 PM EDT

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	59.82	439,655	58.55
Nasdaq GSM	15.53	114,125	20.45
NYSE Arca	8.45	62,103	6.93
Cboe EDGX	8.03	59,039	2.79
IEX	1.76	12,908	1.65
Cboe BZX	1.57	11,565	1.45
MEMX	1.56	11,472	3.10
Cboe EDGA	1.08	7,949	2.01
MIAX Pearl	0.82	6,011	1.32
NYSE	0.51	3,748	0.66
Cboe BYX	0.31	2,310	0.54
Nasdaq PHLX	0.31	2,301	0.16
NYSE National	0.20	1,464	0.16
Nasdaq BX	0.04	300	0.13
NYSE American	0.00	11	0.08
CHX	0.00	0	0.01
24X National	0.00	0	0.01
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.

ATYR Nutrition Facts

0.80 servings per container

Serving size

921.60K

Calories

734.96K

% Day

% Avg

Off Exchange¹ 440K

59.82%

58.55%

Nasdaq GSM 114K

15.53%

20.45%

NYSE Arca 62K

8.45%

6.93%

Cboe EDGX 59K

8.03%

2.79%

IEX 13K

1.76%

1.65%

Cboe BZX 12K

1.57%

1.45%

MEMX 11K

1.56%

3.10%

Cboe EDGA 8K

1.08%

2.01%

MIAX Pearl 6K

0.82%

1.32%

NYSE 4K

0.51%

0.66%

Cboe BYX 2K

0.31%

0.54%

Nasdaq PHLX 2K

0.31%

0.16%

NYSE National 1K

0.20%

0.16%

Nasdaq BX 300

0.04%

0.13%

NYSE American 11

0.00%

0.08%

CHX 0

0.00%

0.01%

24X National 0

0.00%

0.01%

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

ATYR Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 439,655, which is 59.82% of today's total volume.
Today's Lit volume is 295,306, which is 40.18%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 58.55%.
The average Lit volume has been 41.45%.

ATYR Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

Cboe EDGX

IEX

Cboe BZX

MEMX

Cboe EDGA

MIAX Pearl

NYSE

Cboe BYX