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ATHA
Athira Pharma, Inc. Common Stock
stock NASDAQ

At Close

Sep 16, 2025 3:59:30 PM EDT

0.3839USD-0.052%(-0.0002)138,274

0.00Bid 0.00Ask 0.0000Spread

Pre-market

Sep 16, 2025 9:03:30 AM EDT

0.3897USD+1.458%(+0.0056)466

After-hours

Sep 15, 2025 4:20:30 PM EDT

0.3820USD-1.011%(-0.0039)0

OverviewOptionsHistoricalDark Pool PrintsShortsMore

ATHA Volume Sep 16, 2025

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	65.96	93,300	59.15
Nasdaq GSM	14.17	20,038	23.95
MEMX	7.59	10,733	1.83
Cboe EDGX	6.54	9,255	6.41
NYSE Arca	2.08	2,947	3.42
MIAX Pearl	1.36	1,926	1.81
Cboe BZX	0.61	866	0.55
IEX	0.59	835	0.88
Cboe EDGA	0.57	801	1.23
Nasdaq BX	0.27	384	0.08
Cboe BYX	0.18	253	0.40
NYSE	0.07	101	0.08
NYSE National	0.00	0	0.19
Nasdaq PHLX	0.00	0	0.01
NYSE American	0.00	0	0.00

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

ATHA Nutrition Facts

0.96 servings per container

Serving size

146.66K

Calories

141.44K

% Day

% Avg

Off Exchange¹ 93K

65.96%

59.15%

Nasdaq GSM 20K

14.17%

23.95%

MEMX 11K

7.59%

1.83%

Cboe EDGX 9K

6.54%

6.41%

NYSE Arca 3K

2.08%

3.42%

MIAX Pearl 2K

1.36%

1.81%

Cboe BZX 866

0.61%

0.55%

IEX 835

0.59%

0.88%

Cboe EDGA 801

0.57%

1.23%

Nasdaq BX 384

0.27%

0.08%

Cboe BYX 253

0.18%

0.40%

NYSE 101

0.07%

0.08%

NYSE National 0

0.00%

0.19%

Nasdaq PHLX 0

0.00%

0.01%

NYSE American 0

0.00%

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

chartexchange.com

ATHA Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 93,300, which is 65.96% of today's total volume.
Today's Lit volume is 48,139, which is 34.04%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 59.15%.
The average Lit volume has been 40.85%.

ATHA Volume by Exchange

Off Exchange

Nasdaq GSM

MEMX

Cboe EDGX

NYSE Arca

MIAX Pearl

Cboe BZX

IEX

Cboe EDGA

Nasdaq BX

Cboe BYX