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WLK
Westlake Corporation
stock NYSE

At Close

Aug 6, 2026 3:59:59 PM EDT

77.40USD-1.639%(-1.29)897,240

73.11Bid 83.15Ask 10.04Spread

Pre-market

Aug 5, 2026 9:23:30 AM EDT

80.26USD-0.459%(-0.37)0

After-hours

Aug 6, 2026 4:10:30 PM EDT

77.47USD+0.090%(+0.07)1

OverviewOptionsHistoricalDark Pool LevelsShortsMore

WLK Volume Aug 6, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	48.61	352,018	41.71
NYSE	19.55	141,544	27.40
Nasdaq GSM	12.61	91,324	10.94
IEX	6.81	49,317	7.57
Cboe BZX	4.74	34,324	3.83
NYSE Arca	2.92	21,181	3.50
Cboe EDGX	1.94	14,046	1.83
MIAX Pearl	0.84	6,073	0.36
MEMX	0.57	4,123	0.90
Nasdaq BX	0.38	2,736	0.31
Cboe EDGA	0.27	1,985	0.53
Nasdaq PHLX	0.23	1,672	0.15
Cboe BYX	0.23	1,632	0.48
NYSE National	0.14	1,037	0.20
CHX	0.08	576	0.11
NYSE American	0.08	555	0.15
LTSE	0.00	0	0.05
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.

WLK Nutrition Facts

0.56 servings per container

Serving size

1.29M

Calories

724.14K

% Day

% Avg

Off Exchange¹ 352K

48.61%

41.71%

NYSE 142K

19.55%

27.40%

Nasdaq GSM 91K

12.61%

10.94%

IEX 49K

6.81%

7.57%

Cboe BZX 34K

4.74%

3.83%

NYSE Arca 21K

2.92%

3.50%

Cboe EDGX 14K

1.94%

1.83%

MIAX Pearl 6K

0.84%

0.36%

MEMX 4K

0.57%

0.90%

Nasdaq BX 3K

0.38%

0.31%

Cboe EDGA 2K

0.27%

0.53%

Nasdaq PHLX 2K

0.23%

0.15%

Cboe BYX 2K

0.23%

0.48%

NYSE National 1K

0.14%

0.20%

CHX 576

0.08%

0.11%

NYSE American 555

0.08%

0.15%

LTSE 0

0.00%

0.05%

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

WLK Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 352,018, which is 48.61% of today's total volume.
Today's Lit volume is 372,125, which is 51.39%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 41.71%.
The average Lit volume has been 58.29%.

WLK Volume by Exchange

Off Exchange

NYSE

Nasdaq GSM

IEX

Cboe BZX

NYSE Arca

Cboe EDGX

MIAX Pearl

MEMX

Nasdaq BX

Cboe EDGA