Healthcare of Ontario Pension Plan (HOOPP) Trust Fund’s Rambus RMBS Stock Holding History

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund’s Portfolio RMBS Stock Details RMBS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-200,000	Closed	-$20.8M	–	1473
2025 Q3	$20.8M	Buy	+200,000	New	+$15.4M	0.04%	288
2025 Q1	–	Sell	-73,200	Closed	-$3.87M	–	1225
2024 Q4	$3.87M	Sell	73,200 -110,900	-60%	-$5.65M	0.01%	563
2024 Q3	$7.77M	Buy	184,100 +31,490	+21%	+$1.53M	0.02%	416
2024 Q2	$8.97M	Buy	152,610 +146,660	+2,465%	+$8.38M	0.03%	313
2024 Q1	$368K	Sell	5,950 -144,373	-96%	-$9.14M	﹤0.01%	720
2023 Q4	$10.3M	Buy	+150,323	New	+$9.36M	0.04%	291
2021 Q2	–	Sell	-302	Closed	-$6K	–	1927
2021 Q1	$6K	Buy	+302	New	+$6.07K	﹤0.01%	1513
2020 Q3	–	Sell	-367,500	Closed	-$5.59M	–	1142
2020 Q2	$5.59M	Hold	367,500	–	–	0.04%	235
2020 Q1	$4.08M	Buy	367,500 +249,500	+211%	+$3.46M	0.04%	220
2019 Q4	$1.63M	Buy	+118,000	New	+$1.58M	0.01%	593

Other funds holding RMBS

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

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

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

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return

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

Norges Bank Oslo, Norway $1T AUM

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund's RMBS Position: Q4 2025 in Review

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund sold out of Rambus (RMBS) in Q4 2025, closing a stake of 200,000 shares — an estimated $20.8M sold.

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund first reported a position in RMBS in Q4 2019 and held it in 10 quarters. The position peaked at $20.8M in Q3 2025. 553 funds tracked by Wall St. Rank hold RMBS as of Q4 2025.

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund reported no remaining Rambus position as of Q4 2025 after selling out during the quarter.
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund sold 200,000 Rambus shares in Q4 2025, an estimated $20.8M.
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund first reported a position in Rambus in Q4 2019 and held it in 10 quarters.
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund's Rambus position peaked at $20.8M in Q3 2025.
553 funds tracked by Wall St. Rank held Rambus as of Q4 2025.

Based on Healthcare of Ontario Pension Plan (HOOPP) Trust Fund's 13F filing for Q4 2025, filed 13 Feb 2026.