TCM
WLK icon

Twin Capital Management’s Westlake Corp WLK Stock Holding History

Twin Capital Management’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
Q2 		$959K Buy
+13,135
New +$1.28M 0.1% 192
2024
Q1 		– Sell
-13,504
Closed -$1.89M – 297
2023
Q4 		$1.89M Sell
13,504
-344
-2% -$43.7K 0.25% 122
2023
Q3 		$1.73M Sell
13,848
-1,966
-12% -$252K 0.25% 118
2023
Q2 		$1.89M Sell
15,814
-1,867
-11% -$214K 0.25% 114
2023
Q1 		$2.05M Sell
17,681
-1,427
-7% -$165K 0.28% 110
2022
Q4 		$1.96M Sell
19,108
-1,485
-7% -$150K 0.25% 123
2022
Q3 		$1.79M Sell
20,593
-384
-2% -$36.8K 0.24% 124
2022
Q2 		$2.06M Sell
20,977
-663
-3% -$81.2K 0.26% 115
2022
Q1 		$2.67M Buy
21,640
+2,920
+16% +$318K 0.29% 110
2021
Q4 		$1.82M Buy
18,720
+280
+2% +$27.3K 0.18% 150
2021
Q3 		$1.68M Sell
18,440
-2,760
-13% -$236K 0.17% 148
2021
Q2 		$1.91M Buy
+21,200
New +$2.06M 0.18% 150
2019
Q1 		– Sell
-29,400
Closed -$1.95M – 279
2018
Q4 		$1.95M Sell
29,400
-570
-2% -$41.2K 0.11% 208
2018
Q3 		$2.49M Buy
29,970
+2,050
+7% +$200K 0.11% 209
2018
Q2 		$3M Buy
27,920
+50
+0.2% +$5.61K 0.15% 180
2018
Q1 		$3.1M Buy
+27,870
New +$3.1M 0.16% 172
2016
Q3 		– Sell
-30,284
Closed -$1.3M – 390
2016
Q2 		$1.3M Buy
+30,284
New +$1.38M 0.1% 281
2014
Q4 		– Sell
-12,130
Closed -$1.05M – 294
2014
Q3 		$1.05M Buy
12,130
+1,050
+9% +$95K 0.11% 196
2014
Q2 		$928K Sell
11,080
-2,310
-17% -$173K 0.09% 209
2014
Q1 		$886K Sell
13,390
-910
-6% -$57.8K 0.09% 230
2013
Q4 		$873K Buy
+14,300
New +$803K 0.09% 235

Other funds holding WLK

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
OAG
Orbis Allan Gray Hamilton, Bermuda $29.1B AUM 60.8% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
BIP
Brandes Investment Partners La Jolla, California $14.3B AUM 23.11% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Twin Capital Management's WLK Position: Q2 2026 in Review

Twin Capital Management opened a new position in Westlake Corp (WLK) in Q2 2026: 13,135 shares worth $959K. The stake represents 0.1% of the portfolio and ranks #192 among its holdings. This is a return to the name: Twin Capital Management previously reported a position in WLK as recently as Q4 2023.

Twin Capital Management first reported a position in WLK in Q4 2013 and has held it in 21 quarters since. The position peaked at $3.1M in Q1 2018. 360 funds tracked by Wall St. Rank hold WLK as of Q2 2026.

  • Twin Capital Management held 13,135 shares of Westlake Corp worth $959K as of Q2 2026.
  • Westlake Corp was a new Twin Capital Management position in Q2 2026.
  • Westlake Corp made up 0.1% of Twin Capital Management's portfolio in Q2 2026, its #192 holding.
  • Twin Capital Management first reported a position in Westlake Corp in Q4 2013 and has held it in 21 quarters since.
  • Twin Capital Management's Westlake Corp position peaked at $3.1M in Q1 2018.
  • 360 funds tracked by Wall St. Rank held Westlake Corp as of Q2 2026.

Based on Twin Capital Management's 13F filing for Q2 2026, filed 6 Aug 2026.