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PSX
PHILLIPS 66
stock NYSE

At Close

Sep 21, 2026 3:59:57 PM EDT

261.85USD-4.130%(-11.28)3,342,981

0.00Bid 0.00Ask 0.00Spread

Pre-market

Sep 21, 2026 9:29:30 AM EDT

269.99USD-1.150%(-3.14)4,026

After-hours

Sep 21, 2026 4:30:30 PM EDT

262.10USD+0.095%(+0.25)819

OverviewOptionsHistoricalExchange VolumeShortsMore

PSX Volume Sep 21, 2026

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Exchange	Day%	Volume	30D%
Off Exchange¹	40.30	1,363,198	42.26
NYSE	27.58	933,082	32.72
Nasdaq GSM	10.22	345,823	7.23
IEX	5.50	186,072	4.35
NYSE Arca	4.66	157,475	3.94
Cboe EDGX	3.39	114,653	2.35
Cboe BZX	3.09	104,526	3.27
NYSE National	1.15	38,945	0.53
Cboe EDGA	0.96	32,595	0.42
MEMX	0.87	29,564	1.06
Nasdaq BX	0.76	25,625	0.41
Nasdaq PHLX	0.56	19,083	0.20
Cboe BYX	0.44	14,848	0.36
MIAX Pearl	0.33	11,058	0.36
NYSE American	0.07	2,447	0.12
Texas Stock Exchange LLC	0.04	1,385	0.01
CHX	0.03	1,132	0.42
24X National	0.03	1,079	0.01
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.

PSX Nutrition Facts

1.11 servings per container

Serving size

3.05M

Calories

3.38M

% Day

% Avg

Off Exchange¹ 1M

40.30%

42.26%

NYSE 933K

27.58%

32.72%

Nasdaq GSM 346K

10.22%

7.23%

IEX 186K

5.50%

4.35%

NYSE Arca 157K

4.66%

3.94%

Cboe EDGX 115K

3.39%

2.35%

Cboe BZX 105K

3.09%

3.27%

NYSE National 39K

1.15%

0.53%

Cboe EDGA 33K

0.96%

0.42%

MEMX 30K

0.87%

1.06%

Nasdaq BX 26K

0.76%

0.41%

Nasdaq PHLX 19K

0.56%

0.20%

Cboe BYX 15K

0.44%

0.36%

MIAX Pearl 11K

0.33%

0.36%

NYSE American 2K

0.07%

0.12%

Texas Stock Exchange LLC 1K

0.04%

0.01%

CHX 1K

0.03%

0.42%

24X National 1K

0.03%

0.01%

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

PSX Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 1,363,198, which is 40.30% of today's total volume.
Today's Lit volume is 2,019,392, which is 59.70%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 42.26%.
The average Lit volume has been 57.74%.

PSX Volume by Exchange

Off Exchange

NYSE

Nasdaq GSM

IEX

NYSE Arca

Cboe EDGX

Cboe BZX

NYSE National

Cboe EDGA

MEMX

Nasdaq BX