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SPY
SPDR S&P 500 ETF Trust
stock NYSE ETF

At Close

Aug 15, 2025 4:00:10 PM EDT

643.31USD-0.254%(-1.64)68,226,570

643.11Bid 643.18Ask 0.07Spread

Pre-market

Aug 15, 2025 9:28:30 AM EDT

646.09USD+0.177%(+1.14)475,787

After-hours

Aug 15, 2025 4:58:30 PM EDT

642.97USD-0.053%(-0.34)7,618,375

OverviewOptionsHistoricalExchange VolumeShortsMore

SPY Volume Aug 15, 2025

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Exchange	Day%	Volume	30D%
Off Exchange¹	36.76	24,596,248	29.29
NYSE Arca	22.78	15,239,284	24.62
Nasdaq GSM	12.81	8,570,443	14.37
Cboe BZX	10.56	7,061,717	10.04
CHX	7.58	5,074,357	2.23
Cboe EDGX	3.55	2,375,741	5.34
IEX	1.34	894,662	1.69
NYSE	1.34	893,852	3.57
MEMX	1.32	882,768	3.68
Cboe EDGA	0.80	532,212	1.15
Nasdaq PHLX	0.49	328,777	0.62
MIAX Pearl	0.28	189,025	2.41
Cboe BYX	0.27	183,421	0.58
NYSE American	0.06	39,000	0.11
Nasdaq BX	0.04	29,489	0.07
NYSE National	0.02	12,156	0.23
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

0.97 servings per container

Serving size

69.01M

Calories

66.90M

% Day

% Avg

Off Exchange¹ 25M

36.76%

29.29%

NYSE Arca 15M

22.78%

24.62%

Nasdaq GSM 9M

12.81%

14.37%

Cboe BZX 7M

10.56%

10.04%

CHX 5M

7.58%

2.23%

Cboe EDGX 2M

3.55%

5.34%

IEX 895K

1.34%

1.69%

NYSE 894K

1.34%

3.57%

MEMX 883K

1.32%

3.68%

Cboe EDGA 532K

0.80%

1.15%

Nasdaq PHLX 329K

0.49%

0.62%

MIAX Pearl 189K

0.28%

2.41%

Cboe BYX 183K

0.27%

0.58%

NYSE American 39K

0.06%

0.11%

Nasdaq BX 29K

0.04%

0.07%

NYSE National 12K

0.02%

0.23%

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 24,596,248, which is 36.76% of today's total volume.
Today's Lit volume is 42,306,904, which is 63.24%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 29.29%.
The average Lit volume has been 70.71%.

SPY Volume by Exchange

Off Exchange

NYSE Arca

Nasdaq GSM

Cboe BZX

CHX

Cboe EDGX

IEX

NYSE

MEMX

Cboe EDGA

Nasdaq PHLX