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PFSA
Profusa, Inc. Common Stock
stock NASDAQ

At Close

Aug 17, 2026 3:59:48 PM EDT

4.45USD+396.652%(+3.55)1,588,795

3.73Bid 5.19Ask 1.46Spread

Pre-market

Aug 17, 2026 9:29:30 AM EDT

4.09USD+356.473%(+3.19)2,540

After-hours

Aug 17, 2026 4:59:30 PM EDT

4.77USD+7.191%(+0.32)8,924

OverviewHistoricalDark Pool PrintsShortsTrends

PFSA Volume Aug 17, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	54.94	930,149	48.09
Nasdaq GSM	15.67	265,257	12.63
Cboe EDGX	8.70	147,305	13.74
NYSE Arca	8.20	138,862	15.58
MEMX	6.99	118,372	5.73
Cboe BZX	1.45	24,502	1.32
MIAX Pearl	1.32	22,356	1.08
Cboe BYX	1.24	21,045	0.31
NYSE National	0.46	7,761	0.07
IEX	0.29	4,837	0.26
Cboe EDGA	0.26	4,426	0.73
NYSE	0.23	3,862	0.17
Nasdaq BX	0.20	3,358	0.16
CHX	0.03	579	0.01
NYSE American	0.02	260	0.02
24X National	0.01	197	0.02
Nasdaq PHLX	0.00	16	0.02
LTSE	0.00	0	0.06

chartexchange.com

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

PFSA Nutrition Facts

3.34 servings per container

Serving size

507.51K

Calories

1.69M

% Day

% Avg

Off Exchange¹ 930K

54.94%

48.09%

Nasdaq GSM 265K

15.67%

12.63%

Cboe EDGX 147K

8.70%

13.74%

NYSE Arca 139K

8.20%

15.58%

MEMX 118K

6.99%

5.73%

Cboe BZX 25K

1.45%

1.32%

MIAX Pearl 22K

1.32%

1.08%

Cboe BYX 21K

1.24%

0.31%

NYSE National 8K

0.46%

0.07%

IEX 5K

0.29%

0.26%

Cboe EDGA 4K

0.26%

0.73%

NYSE 4K

0.23%

0.17%

Nasdaq BX 3K

0.20%

0.16%

CHX 579

0.03%

0.01%

NYSE American 260

0.02%

24X National 197

0.01%

0.02%

Nasdaq PHLX 16

0.00%

0.02%

LTSE 0

0.00%

0.06%

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

chartexchange.com

PFSA Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 930,149, which is 54.94% of today's total volume.
Today's Lit volume is 762,995, which is 45.06%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 48.09%.
The average Lit volume has been 51.91%.

PFSA Volume by Exchange

Off Exchange

Nasdaq GSM

Cboe EDGX

NYSE Arca

MEMX

Cboe BZX

MIAX Pearl

Cboe BYX

NYSE National

IEX

Cboe EDGA