Dark

PFSA
Profusa, Inc. Common Stock
stock NASDAQ

At Close

Oct 31, 2025 4:56:30 PM EDT

0.2380USD-9.264%(-0.0243)10,202,675

0.00Bid 0.00Ask 0.0000Spread

Pre-market

Oct 31, 2025 10:29:24 AM EDT

0.2400USD-7.625%(-0.0200)390,581

After-hours

0.00USD0.000%(0.00)0

Overview HistoricalDark Pool LevelsShortsTrends

PFSA Volume Oct 31, 2025

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	58.11	6,023,703	48.16
NYSE Arca	20.90	2,166,824	26.52
Nasdaq GSM	6.92	716,831	6.34
Cboe EDGX	5.10	528,676	7.62
MEMX	3.99	413,119	5.13
MIAX Pearl	1.50	155,434	1.77
Cboe EDGA	1.26	130,694	2.44
IEX	1.01	104,496	0.41
Cboe BZX	0.68	69,984	0.97
Cboe BYX	0.21	22,055	0.28
NYSE	0.13	13,690	0.18
NYSE American	0.08	8,636	0.01
NYSE National	0.04	4,378	0.01
Nasdaq PHLX	0.03	3,347	0.02
Nasdaq BX	0.03	3,058	0.15
CHX	0.00	500	0.00
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.

PFSA Nutrition Facts

1.09 servings per container

Serving size

9.51M

Calories

10.37M

% Day

% Avg

Off Exchange¹ 6M

58.11%

48.16%

NYSE Arca 2M

20.90%

26.52%

Nasdaq GSM 717K

6.92%

6.34%

Cboe EDGX 529K

5.10%

7.62%

MEMX 413K

3.99%

5.13%

MIAX Pearl 155K

1.50%

1.77%

Cboe EDGA 131K

1.26%

2.44%

IEX 104K

1.01%

0.41%

Cboe BZX 70K

0.68%

0.97%

Cboe BYX 22K

0.21%

0.28%

NYSE 14K

0.13%

0.18%

NYSE American 9K

0.08%

0.01%

NYSE National 4K

0.04%

0.01%

Nasdaq PHLX 3K

0.03%

0.02%

Nasdaq BX 3K

0.03%

0.15%

CHX 500

0.00%

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

PFSA Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 6,023,703, which is 58.11% of today's total volume.
Today's Lit volume is 4,341,722, which is 41.89%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 48.16%.
The average Lit volume has been 51.84%.

PFSA Volume by Exchange

Off Exchange

NYSE Arca

Nasdaq GSM

Cboe EDGX

MEMX

MIAX Pearl

Cboe EDGA

IEX

Cboe BZX

Cboe BYX

NYSE