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SPY
SPDR S&P 500 ETF Trust
stock NYSE ETF

At Close

Mar 27, 2026 3:59:59 PM EDT

634.04USD-1.713%(-11.05)103,649,369

0.00Bid 0.00Ask 0.00Spread

Pre-market

Mar 27, 2026 9:28:30 AM EDT

642.49USD-0.403%(-2.60)595,080

After-hours

Mar 27, 2026 4:58:30 PM EDT

633.25USD-0.125%(-0.79)6,895,232

OverviewOptionsHistoricalExchange VolumeShortsMore

SPY Volume Mar 27, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	37.21	38,601,858	35.09
NYSE Arca	20.28	21,032,758	21.25
Nasdaq GSM	20.26	21,021,413	21.15
Cboe BZX	5.73	5,946,930	5.36
Cboe EDGX	4.93	5,111,505	4.98
NYSE	3.09	3,210,190	3.12
CHX	1.82	1,887,179	1.77
MEMX	1.78	1,849,891	2.02
IEX	1.58	1,640,080	1.81
Cboe BYX	0.82	854,442	0.65
MIAX Pearl	0.71	741,401	0.69
Cboe EDGA	0.71	741,045	0.87
Nasdaq PHLX	0.65	677,368	0.84
Nasdaq BX	0.24	249,340	0.18
NYSE American	0.13	135,607	0.13
NYSE National	0.03	32,421	0.04
24X National	0.00	246	0.06
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

1.12 servings per container

Serving size

92.43M

Calories

103.73M

% Day

% Avg

Off Exchange¹ 39M

37.21%

35.09%

NYSE Arca 21M

20.28%

21.25%

Nasdaq GSM 21M

20.26%

21.15%

Cboe BZX 6M

5.73%

5.36%

Cboe EDGX 5M

4.93%

4.98%

NYSE 3M

3.09%

3.12%

CHX 2M

1.82%

1.77%

MEMX 2M

1.78%

2.02%

IEX 2M

1.58%

1.81%

Cboe BYX 854K

0.82%

0.65%

MIAX Pearl 741K

0.71%

0.69%

Cboe EDGA 741K

0.71%

0.87%

Nasdaq PHLX 677K

0.65%

0.84%

Nasdaq BX 249K

0.24%

0.18%

NYSE American 136K

0.13%

NYSE National 32K

0.03%

0.04%

24X National 246

0.00%

0.06%

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 38,601,858, which is 37.21% of today's total volume.
Today's Lit volume is 65,131,816, which is 62.79%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 35.09%.
The average Lit volume has been 64.91%.

SPY Volume by Exchange

Off Exchange

NYSE Arca

Nasdaq GSM

Cboe BZX

Cboe EDGX

NYSE

CHX

MEMX

IEX

Cboe BYX

MIAX Pearl