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WLK
Westlake Corporation
stock NYSE

At Close

Jul 30, 2025 3:59:53 PM EDT

79.61USD-6.484%(-5.52)1,640,559

79.58Bid 79.64Ask 0.06Spread

Pre-market

Jul 30, 2025 8:01:30 AM EDT

83.43USD-1.997%(-1.70)135

After-hours

Jul 30, 2025 4:00:30 PM EDT

79.65USD+0.050%(+0.04)1,180

OverviewOptionsHistoricalDark Pool LevelsShortsMore

WLK Volume Jul 30, 2025 3:55:02 PM EDT

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	45.27	630,976	38.33
Nasdaq GSM	20.18	281,267	14.44
NYSE	10.12	141,086	27.67
IEX	6.67	92,922	5.64
Cboe BZX	6.00	83,630	3.84
NYSE Arca	3.58	49,867	3.41
Cboe EDGX	2.79	38,954	2.12
Nasdaq PHLX	1.92	26,819	0.54
Cboe BYX	0.91	12,696	0.84
Nasdaq BX	0.68	9,508	0.61
Cboe EDGA	0.66	9,172	0.61
MEMX	0.62	8,612	1.04
MIAX Pearl	0.32	4,497	0.36
NYSE American	0.17	2,328	0.17
NYSE National	0.06	794	0.31
CHX	0.04	588	0.08
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.

WLK Nutrition Facts

1.20 servings per container

Serving size

1.16M

Calories

1.39M

% Day

% Avg

Off Exchange¹ 631K

45.27%

38.33%

Nasdaq GSM 281K

20.18%

14.44%

NYSE 141K

10.12%

27.67%

IEX 93K

6.67%

5.64%

Cboe BZX 84K

6.00%

3.84%

NYSE Arca 50K

3.58%

3.41%

Cboe EDGX 39K

2.79%

2.12%

Nasdaq PHLX 27K

1.92%

0.54%

Cboe BYX 13K

0.91%

0.84%

Nasdaq BX 10K

0.68%

0.61%

Cboe EDGA 9K

0.66%

0.61%

MEMX 9K

0.62%

1.04%

MIAX Pearl 4K

0.32%

0.36%

NYSE American 2K

0.17%

NYSE National 794

0.06%

0.31%

CHX 588

0.04%

0.08%

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

WLK Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 630,976, which is 45.27% of today's total volume.
Today's Lit volume is 762,740, which is 54.73%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 38.33%.
The average Lit volume has been 61.67%.

WLK Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE

IEX

Cboe BZX

NYSE Arca

Cboe EDGX

Nasdaq PHLX

Cboe BYX

Nasdaq BX

Cboe EDGA