Healthcare of Ontario Pension Plan (HOOPP) Trust Fund’s Westlake Corp WLK Stock Holding History

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund’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	$684K	Buy	+9,370	New	+$915K	﹤0.01%	1187
2025 Q3	–	Sell	-8,800	Closed	-$668K	–	1301
2025 Q2	$668K	Sell	8,800 -22,100	-72%	-$1.81M	﹤0.01%	886
2025 Q1	$3.09M	Buy	30,900 +10,600	+52%	+$1.17M	0.01%	574
2024 Q4	$2.33M	Buy	+20,300	New	+$2.64M	﹤0.01%	654
2022 Q4	–	Sell	-31,797	Closed	-$2.76M	–	1661
2022 Q3	$2.76M	Sell	31,797 -44,125	-58%	-$4.23M	0.01%	581
2022 Q2	$7.44M	Buy	75,922 +66,609	+715%	+$8.16M	0.03%	308
2022 Q1	$1.15M	Buy	9,313 +6,549	+237%	+$714K	﹤0.01%	1091
2021 Q4	$268K	Buy	+2,764	New	+$269K	﹤0.01%	1310

Other funds holding WLK

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

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 Austin, Texas $552B AUM 44.19% 1-Year Est. Return

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 Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund's WLK Position: Q2 2026 in Review

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund opened a new position in Westlake Corp (WLK) in Q2 2026: 9,370 shares worth $684K. The stake represents ﹤0.01% of the portfolio and ranks #1187 among its holdings. This is a return to the name: Healthcare of Ontario Pension Plan (HOOPP) Trust Fund previously reported a position in WLK as recently as Q2 2025.

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund first reported a position in WLK in Q4 2021 and has held it in 8 quarters since. The position peaked at $7.44M in Q2 2022. 360 funds tracked by Wall St. Rank hold WLK as of Q2 2026.

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund held 9,370 shares of Westlake Corp worth $684K as of Q2 2026.
Westlake Corp was a new Healthcare of Ontario Pension Plan (HOOPP) Trust Fund position in Q2 2026.
Westlake Corp made up ﹤0.01% of Healthcare of Ontario Pension Plan (HOOPP) Trust Fund's portfolio in Q2 2026, its #1187 holding.
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund first reported a position in Westlake Corp in Q4 2021 and has held it in 8 quarters since.
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund's Westlake Corp position peaked at $7.44M in Q2 2022.
360 funds tracked by Wall St. Rank held Westlake Corp as of Q2 2026.

Based on Healthcare of Ontario Pension Plan (HOOPP) Trust Fund's 13F filing for Q2 2026, filed 13 Aug 2026.