Boothbay Fund Management’s Ultra Clean Holdings UCTT Stock Holding History

Boothbay Fund Management’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	$3.48M	Sell	24,398 -20,186	-45%	-$1.78M	0.05%	461
2026 Q1	$2.77M	Buy	+44,584	New	+$2.29M	0.04%	499
2025 Q4	–	Sell	-19,099	Closed	-$520K	–	2381
2025 Q3	$520K	Buy	+19,099	New	+$470K	0.01%	1140
2024 Q1	–	Sell	-21,279	Closed	-$726K	–	1938
2023 Q4	$726K	Buy	+21,279	New	+$591K	0.02%	831
2022 Q3	–	Sell	-18,492	Closed	-$551K	–	2609
2022 Q2	$551K	Buy	+18,492	New	+$600K	0.01%	1127
2021 Q3	–	Sell	-4,562	Closed	-$245K	–	2194
2021 Q2	$245K	Buy	+4,562	New	+$244K	0.01%	1403
2019 Q2	–	Sell	-15,814	Closed	-$164K	–	901
2019 Q1	$164K	Buy	+15,814	New	+$170K	0.02%	625
2018 Q4	–	Sell	-15,628	Closed	-$196K	–	904
2018 Q3	$196K	Buy	+15,628	New	+$227K	0.02%	660
2016 Q4	–	Sell	-12,950	Closed	-$96K	–	945
2016 Q3	$96K	Buy	+12,950	New	+$85K	0.02%	644
2016 Q1	–	Sell	-12,356	Closed	-$63K	–	757
2015 Q4	$63K	Sell	12,356 -7,545	-38%	-$39K	0.03%	524
2015 Q3	$114K	Buy	+19,901	New	+$131K	0.05%	392

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 $3.37T AUM 44.26% 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

Boothbay Fund Management's UCTT Position: Q2 2026 in Review

Boothbay Fund Management reduced its Ultra Clean Holdings (UCTT) stake by 45% in Q2 2026, selling an estimated $1.78M and leaving 24,398 shares worth $3.48M. The position accounts for 0.05% of the portfolio, ranked #461.

Boothbay Fund Management first reported a position in UCTT in Q3 2015 and has held it in 11 quarters since. 438 funds tracked by Wall St. Rank hold UCTT as of Q2 2026.

Boothbay Fund Management held 24,398 shares of Ultra Clean Holdings worth $3.48M as of Q2 2026.
Boothbay Fund Management sold 20,186 Ultra Clean Holdings shares in Q2 2026, an estimated $1.78M.
Ultra Clean Holdings made up 0.05% of Boothbay Fund Management's portfolio in Q2 2026, its #461 holding.
Boothbay Fund Management first reported a position in Ultra Clean Holdings in Q3 2015 and has held it in 11 quarters since.
438 funds tracked by Wall St. Rank held Ultra Clean Holdings as of Q2 2026.

Based on Boothbay Fund Management's 13F filing for Q2 2026, filed 14 Aug 2026.