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PFF
iShares Trust iShares Preferred and Income Securities ETF
stock NASDAQ ETF

Market Open

Aug 11, 2026 12:36:01 PM EDT

30.57USD-0.033%(-0.01)770,717

30.56Bid 30.57Ask 0.01Spread

Pre-market

Aug 11, 2026 9:29:30 AM EDT

30.61USD+0.098%(+0.03)1,508

After-hours

Aug 10, 2026 4:09:30 PM EDT

30.57USD-0.032%(-0.01)0

OverviewOptionsHistoricalDark Pool PrintsShortsTrends

PFF Volume Aug 11, 2026 12:14:41 PM EDT

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	66.04	464,789	53.22
IEX	12.12	85,291	9.75
Nasdaq GSM	11.74	82,645	16.70
NYSE Arca	4.08	28,747	5.23
Cboe BZX	1.90	13,358	3.14
NYSE	1.13	7,948	3.62
Cboe EDGX	0.91	6,422	2.72
Cboe BYX	0.58	4,062	0.80
MIAX Pearl	0.54	3,814	1.42
Cboe EDGA	0.20	1,420	1.46
NYSE National	0.19	1,309	0.34
Nasdaq BX	0.18	1,289	0.20
MEMX	0.16	1,129	1.02
Nasdaq PHLX	0.13	947	0.23
NYSE American	0.09	649	0.12
CHX	0.00	0	0.02
24X National	0.00	0	0.01
Texas Stock Exchange LLC	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.

PFF Nutrition Facts

0.25 servings per container

Serving size

2.80M

Calories

703.82K

% Day

% Avg

Off Exchange¹ 465K

66.04%

53.22%

IEX 85K

12.12%

9.75%

Nasdaq GSM 83K

11.74%

16.70%

NYSE Arca 29K

4.08%

5.23%

Cboe BZX 13K

1.90%

3.14%

NYSE 8K

1.13%

3.62%

Cboe EDGX 6K

0.91%

2.72%

Cboe BYX 4K

0.58%

0.80%

MIAX Pearl 4K

0.54%

1.42%

Cboe EDGA 1K

0.20%

1.46%

NYSE National 1K

0.19%

0.34%

Nasdaq BX 1K

0.18%

0.20%

MEMX 1K

0.16%

1.02%

Nasdaq PHLX 947

0.13%

0.23%

NYSE American 649

0.09%

0.12%

CHX 0

0.00%

0.02%

24X National 0

0.00%

0.01%

Texas Stock Exchange LLC 0

0.00%

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

chartexchange.com

PFF Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 464,789, which is 66.04% of today's total volume.
Today's Lit volume is 239,030, which is 33.96%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 53.22%.
The average Lit volume has been 46.78%.

PFF Volume by Exchange

Off Exchange

IEX

Nasdaq GSM

NYSE Arca

Cboe BZX

NYSE

Cboe EDGX

Cboe BYX

MIAX Pearl

Cboe EDGA

NYSE National