Cerity Partners
WLK icon

Cerity Partners’s Westlake Corp WLK Stock Holding History

Cerity Partners’s Portfolio WLK Stock Details WLK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$8.49M Sell
72,679
-54,416
-43% -$5.28M 0.01% 779
2025
Q4 		$9.4M Buy
127,095
+44,016
+53% +$3.13M 0.01% 667
2025
Q3 		$6.4M Sell
83,079
-3,714
-4% -$309K 0.01% 763
2025
Q2 		$6.59M Buy
86,793
+11,865
+16% +$971K 0.01% 696
2025
Q1 		$7.5M Sell
74,928
-7,685
-9% -$851K 0.02% 592
2024
Q4 		$12.4M Sell
82,613
-59,338
-42% -$7.72M 0.03% 428
2024
Q3 		$21.3M Buy
141,951
+79,815
+128% +$11.5M 0.05% 303
2024
Q2 		$9M Sell
62,136
-81,972
-57% -$12.6M 0.02% 448
2024
Q1 		$22M Buy
144,108
+83,432
+138% +$11.7M 0.06% 275
2023
Q4 		$8.49M Buy
+60,676
New +$7.7M 0.03% 404
2023
Q3 		– Sell
-61,440
Closed -$7.34M – 1728
2023
Q2 		$7.34M Sell
61,440
-452
-0.7% -$51.7K 0.03% 409
2023
Q1 		$7.18M Buy
+61,892
New +$7.14M 0.02% 424
2017
Q3 		– Sell
-25,314
Closed -$482K – 573
2017
Q2 		$482K Buy
25,314
+20,992
+486% +$1.33M 0.04% 232
2017
Q1 		$285K Buy
+4,322
New +$274K 0.02% 349

Other funds holding WLK

OAG
Orbis Allan Gray Hamilton, Bermuda $23.7B AUM 65.43% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
BIP
Brandes Investment Partners La Jolla, California $14.1B AUM 25.52% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Cerity Partners's WLK Position: Q1 2026 in Review

Cerity Partners reduced its Westlake Corp (WLK) stake by 43% in Q1 2026, selling an estimated $5.28M and leaving 72,679 shares worth $8.49M. The position accounts for 0.01% of the portfolio, ranked #779.

Cerity Partners first reported a position in WLK in Q1 2017 and has held it in 14 quarters since. The position peaked at $22M in Q1 2024. 336 funds tracked by Wall St. Rank hold WLK as of Q1 2026.

  • Cerity Partners held 72,679 shares of Westlake Corp worth $8.49M as of Q1 2026.
  • Cerity Partners sold 54,416 Westlake Corp shares in Q1 2026, an estimated $5.28M.
  • Westlake Corp made up 0.01% of Cerity Partners's portfolio in Q1 2026, its #779 holding.
  • Cerity Partners first reported a position in Westlake Corp in Q1 2017 and has held it in 14 quarters since.
  • Cerity Partners's Westlake Corp position peaked at $22M in Q1 2024.
  • 336 funds tracked by Wall St. Rank held Westlake Corp as of Q1 2026.

Based on Cerity Partners's 13F filing for Q1 2026, filed 15 May 2026.