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ATOS
Atossa Therapeutics, Inc. Common Stock
stock NASDAQ

At Close

Oct 2, 2026 3:59:33 PM EDT

2.35USD+3.524%(+0.08)74,054

2.34Bid 2.37Ask 0.03Spread

Pre-market

Oct 2, 2026 9:16:30 AM EDT

2.18USD-3.965%(-0.09)1,646

After-hours

Oct 2, 2026 4:47:30 PM EDT

2.26USD-3.957%(-0.09)200

OverviewOptionsHistoricalDark Pool LevelsShortsMore

ATOS Volume Oct 2, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	44.19	32,816	57.18
Nasdaq GSM	35.04	26,020	21.35
NYSE Arca	8.52	6,326	9.67
Cboe EDGX	6.29	4,672	5.24
IEX	2.03	1,507	3.09
MEMX	1.59	1,181	0.60
Cboe BYX	0.83	620	0.82
Cboe BZX	0.58	428	0.78
Cboe EDGA	0.30	221	0.14
MIAX Pearl	0.13	100	0.40
Nasdaq BX	0.13	100	0.16
NYSE National	0.13	100	0.10
NYSE	0.13	100	0.27
Nasdaq PHLX	0.10	71	0.15
NYSE American	0.00	0	0.04
Texas Stock Exchange LLC	0.00	0	0.01
CHX	0.00	0	0.00
24X National	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.

ATOS Nutrition Facts

1.30 servings per container

Serving size

57.16K

Calories

74.26K

% Day

% Avg

Off Exchange¹ 33K

44.19%

57.18%

Nasdaq GSM 26K

35.04%

21.35%

NYSE Arca 6K

8.52%

9.67%

Cboe EDGX 5K

6.29%

5.24%

IEX 2K

2.03%

3.09%

MEMX 1K

1.59%

0.60%

Cboe BYX 620

0.83%

0.82%

Cboe BZX 428

0.58%

0.78%

Cboe EDGA 221

0.30%

0.14%

MIAX Pearl 100

0.13%

0.40%

Nasdaq BX 100

0.13%

0.16%

NYSE National 100

0.13%

0.10%

NYSE 100

0.13%

0.27%

Nasdaq PHLX 71

0.10%

0.15%

NYSE American 0

0.00%

0.04%

Texas Stock Exchange LLC 0

0.00%

0.01%

CHX 0

0.00%

24X National 0

0.00%

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

chartexchange.com

ATOS Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 32,816, which is 44.19% of today's total volume.
Today's Lit volume is 41,446, which is 55.81%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 57.18%.
The average Lit volume has been 42.82%.

ATOS Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

Cboe EDGX

IEX

MEMX

Cboe BYX

Cboe BZX

Cboe EDGA

MIAX Pearl

Nasdaq BX