Healthcare of Ontario Pension Plan (HOOPP) Trust Fund’s Ultra Clean Holdings UCTT Stock Holding History

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

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$27.6M	Buy	193,365 +133,365	+222%	+$11.7M	0.04%	356
2026 Q1	$3.73M	Hold	60,000	–	–	0.01%	817
2025 Q4	$1.52M	Hold	60,000	–	–	﹤0.01%	974
2025 Q3	$1.64M	Buy	+60,000	New	+$1.48M	﹤0.01%	785
2024 Q1	–	Sell	-4,500	Closed	-$154K	–	1176
2023 Q4	$154K	Sell	4,500 -4,500	-50%	-$125K	﹤0.01%	880
2023 Q3	$267K	Hold	9,000	–	–	﹤0.01%	810
2023 Q2	$346K	Buy	+9,000	New	+$290K	﹤0.01%	923
2021 Q1	–	Sell	-32,800	Closed	-$1.02M	–	1805
2020 Q4	$1.02M	Buy	+32,800	New	+$915K	﹤0.01%	975
2020 Q1	–	Sell	-96,800	Closed	-$2.27M	–	1119
2019 Q4	$2.27M	Buy	+96,800	New	+$1.96M	0.01%	532

Other funds holding UCTT

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

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Capital World Investors Los Angeles, California $846B AUM 46.74% 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

Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return

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

DCM

Driehaus Capital Management Chicago, Illinois $17.3B AUM 211.34% 1-Year Est. Return

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

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

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund increased its Ultra Clean Holdings (UCTT) stake by 222% in Q2 2026, buying an estimated $11.7M and bringing the position to 193,365 shares worth $27.6M. The position accounts for 0.04% of the portfolio, ranked #356.

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund first reported a position in UCTT in Q4 2019 and has held it in 9 quarters since. 438 funds tracked by Wall St. Rank hold UCTT as of Q2 2026.

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund held 193,365 shares of Ultra Clean Holdings worth $27.6M as of Q2 2026.
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund bought 133,365 Ultra Clean Holdings shares in Q2 2026, an estimated $11.7M.
Ultra Clean Holdings made up 0.04% of Healthcare of Ontario Pension Plan (HOOPP) Trust Fund's portfolio in Q2 2026, its #356 holding.
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund first reported a position in Ultra Clean Holdings in Q4 2019 and has held it in 9 quarters since.
438 funds tracked by Wall St. Rank held Ultra Clean Holdings as of Q2 2026.

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