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SPY
SPDR S&P 500 ETF Trust
stock NYSE ETF

Market Open

Jul 25, 2025 2:25:21 PM EDT

637.40USD+0.470%(+2.98)33,267,735

637.39Bid 637.41Ask 0.02Spread

Pre-market

Jul 25, 2025 9:28:30 AM EDT

635.14USD+0.113%(+0.72)652,313

After-hours

Jul 24, 2025 4:58:30 PM EDT

634.96USD+0.071%(+0.45)0

OverviewOptionsHistoricalExchange VolumeShortsMore

SPY Volume Jul 25, 2025 2:05:03 PM EDT

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	23.65	7,396,896	31.11
NYSE Arca	23.10	7,226,287	22.98
Nasdaq GSM	13.43	4,199,589	13.99
Cboe BZX	9.77	3,056,273	9.12
CHX	6.78	2,121,484	3.19
Cboe EDGX	5.14	1,608,085	5.28
NYSE	4.77	1,491,760	3.37
MEMX	4.59	1,436,502	3.73
MIAX Pearl	3.45	1,078,932	2.66
IEX	1.95	611,309	1.67
Cboe EDGA	1.43	447,249	1.26
Cboe BYX	0.91	285,212	0.54
NYSE National	0.52	162,269	0.27
Nasdaq PHLX	0.31	98,472	0.64
NYSE American	0.11	33,430	0.11
Nasdaq BX	0.09	27,344	0.09
LTSE	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.

SPY Nutrition Facts

0.43 servings per container

Serving size

71.95M

Calories

31.28M

% Day

% Avg

Off Exchange¹ 7M

23.65%

31.11%

NYSE Arca 7M

23.10%

22.98%

Nasdaq GSM 4M

13.43%

13.99%

Cboe BZX 3M

9.77%

9.12%

CHX 2M

6.78%

3.19%

Cboe EDGX 2M

5.14%

5.28%

NYSE 1M

4.77%

3.37%

MEMX 1M

4.59%

3.73%

MIAX Pearl 1M

3.45%

2.66%

IEX 611K

1.95%

1.67%

Cboe EDGA 447K

1.43%

1.26%

Cboe BYX 285K

0.91%

0.54%

NYSE National 162K

0.52%

0.27%

Nasdaq PHLX 98K

0.31%

0.64%

NYSE American 33K

0.11%

Nasdaq BX 27K

0.09%

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

SPY Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 7,396,896, which is 23.65% of today's total volume.
Today's Lit volume is 23,884,197, which is 76.35%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 31.11%.
The average Lit volume has been 68.89%.

SPY Volume by Exchange

Off Exchange

NYSE Arca

Nasdaq GSM

Cboe BZX

CHX

Cboe EDGX

NYSE

MEMX

MIAX Pearl

IEX

Cboe EDGA