Mariner
WLK icon

Mariner’s Westlake Corp WLK Stock Holding History

Mariner’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 		$3.45M Buy
+47,319
New +$4.62M ﹤0.01% 1206
2024
Q4 		– Sell
-2,077
Closed -$312K – 3524
2024
Q3 		$312K Sell
2,077
-127
-6% -$18.3K ﹤0.01% 2534
2024
Q2 		$319K Buy
2,204
+39
+2% +$5.99K ﹤0.01% 2401
2024
Q1 		$331K Buy
2,165
+99
+5% +$13.9K ﹤0.01% 2355
2023
Q4 		$289K Buy
2,066
+377
+22% +$47.9K ﹤0.01% 2382
2023
Q3 		$211K Buy
+1,689
New +$217K ﹤0.01% 2461
2023
Q2 		– Sell
-1,840
Closed -$213K – 2939
2023
Q1 		$213K Buy
+1,840
New +$212K ﹤0.01% 2374

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

Mariner's WLK Position: Q2 2026 in Review

Mariner opened a new position in Westlake Corp (WLK) in Q2 2026: 47,319 shares worth $3.45M. The stake represents ﹤0.01% of the portfolio and ranks #1206 among its holdings. This is a return to the name: Mariner previously reported a position in WLK as recently as Q3 2024.

Mariner first reported a position in WLK in Q1 2023 and has held it in 7 quarters since. 359 funds tracked by Wall St. Rank hold WLK as of Q2 2026.

  • Mariner held 47,319 shares of Westlake Corp worth $3.45M as of Q2 2026.
  • Westlake Corp was a new Mariner position in Q2 2026.
  • Westlake Corp made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #1206 holding.
  • Mariner first reported a position in Westlake Corp in Q1 2023 and has held it in 7 quarters since.
  • 359 funds tracked by Wall St. Rank held Westlake Corp as of Q2 2026.

Based on Mariner's 13F filing for Q2 2026, filed 13 Aug 2026.