Quadrature Capital’s Ultra Clean Holdings UCTT Stock Holding History

Quadrature Capital’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	$207K	Sell	1,455 -14,470	-91%	-$1.27M	﹤0.01%	1345
2026 Q1	$990K	Buy	+15,925	New	+$816K	0.01%	561
2020 Q3	–	Sell	-9,588	Closed	-$217K	–	919
2020 Q2	$217K	Buy	+9,588	New	+$182K	0.02%	543
2018 Q1	–	Sell	-12,363	Closed	-$285K	–	766
2017 Q4	$285K	Buy	+12,363	New	+$317K	0.03%	422
2017 Q3	–	Sell	-54,172	Closed	-$1.02M	–	656
2017 Q2	$1.02M	Buy	+54,172	New	+$1.09M	0.08%	242

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

Quadrature Capital's UCTT Position: Q2 2026 in Review

Quadrature Capital reduced its Ultra Clean Holdings (UCTT) stake by 91% in Q2 2026, selling an estimated $1.27M and leaving 1,455 shares worth $207K. The position accounts for ﹤0.01% of the portfolio, ranked #1345.

Quadrature Capital first reported a position in UCTT in Q2 2017 and has held it in 5 quarters since. The position peaked at $1.02M in Q2 2017. 438 funds tracked by Wall St. Rank hold UCTT as of Q2 2026.

Quadrature Capital held 1,455 shares of Ultra Clean Holdings worth $207K as of Q2 2026.
Quadrature Capital sold 14,470 Ultra Clean Holdings shares in Q2 2026, an estimated $1.27M.
Ultra Clean Holdings made up ﹤0.01% of Quadrature Capital's portfolio in Q2 2026, its #1345 holding.
Quadrature Capital first reported a position in Ultra Clean Holdings in Q2 2017 and has held it in 5 quarters since.
Quadrature Capital's Ultra Clean Holdings position peaked at $1.02M in Q2 2017.
438 funds tracked by Wall St. Rank held Ultra Clean Holdings as of Q2 2026.

Based on Quadrature Capital's 13F filing for Q2 2026, filed 7 Aug 2026.