Aquatic Capital Management’s Westlake Corp WLK Stock Holding History

Aquatic 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
2025 Q4	–	Sell	-29,130	Closed	-$2.24M	–	1819
2025 Q3	$2.24M	Buy	+29,130	New	+$2.43M	0.04%	460
2025 Q2	–	Sell	-14,126	Closed	-$1.41M	–	1587
2025 Q1	$1.41M	Buy	+14,126	New	+$1.56M	0.04%	510
2024 Q4	–	Sell	-23,300	Closed	-$3.5M	–	1648
2024 Q3	$3.5M	Buy	23,300 +22,600	+3,229%	+$3.25M	0.09%	248
2024 Q2	$101K	Buy	+700	New	+$108K	﹤0.01%	894
2023 Q4	–	Sell	-9,500	Closed	-$1.18M	–	1669
2023 Q3	$1.18M	Buy	+9,500	New	+$1.22M	0.05%	301
2022 Q4	–	Sell	-17,700	Closed	-$1.54M	–	1879
2022 Q3	$1.54M	Buy	17,700 +3,600	+26%	+$345K	0.15%	189
2022 Q2	$1.38M	Buy	+14,100	New	+$1.73M	0.45%	49

Other funds holding WLK

OAG

Orbis Allan Gray Hamilton, Bermuda $23.7B AUM 65.43% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

BIP

Brandes Investment Partners La Jolla, California $14.1B AUM 25.52% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Holocene Advisors New York $41.5B AUM 42.97% 1-Year Est. Return

Aquatic Capital Management's WLK Position: Q4 2025 in Review

Aquatic Capital Management sold out of Westlake Corp (WLK) in Q4 2025, closing a stake of 29,130 shares — an estimated $2.24M sold.

Aquatic Capital Management first reported a position in WLK in Q2 2022 and held it in 7 quarters. The position peaked at $3.5M in Q3 2024. 296 funds tracked by Wall St. Rank hold WLK as of Q4 2025.

Aquatic Capital Management reported no remaining Westlake Corp position as of Q4 2025 after selling out during the quarter.
Aquatic Capital Management sold 29,130 Westlake Corp shares in Q4 2025, an estimated $2.24M.
Aquatic Capital Management first reported a position in Westlake Corp in Q2 2022 and held it in 7 quarters.
Aquatic Capital Management's Westlake Corp position peaked at $3.5M in Q3 2024.
296 funds tracked by Wall St. Rank held Westlake Corp as of Q4 2025.

Based on Aquatic Capital Management's 13F filing for Q4 2025, filed 17 Feb 2026.