Ultra Clean Holdings, Inc.

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP UCTT

Report date

3/31/2026

Quarter

2026 Q1

Filed

5/14/2026

Shares

56,429

Value ($000)

3,509

Weight

0.0%

2019 Q4 - 2026 Q1 (9 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2026 Q1	5/14/2026	3,509	0.0%	56,429	3/31/2026
2024 Q1	5/15/2024	1,290	0.0%	28,087	3/31/2024
2021 Q2	8/13/2021	18,162	0.0%	338,088	6/30/2021
2021 Q1	5/14/2021	15,827	0.0%	272,693	3/31/2021
2020 Q4	2/12/2021	8,672	0.0%	278,387	12/31/2020
2020 Q3	11/12/2020	6,067	0.0%	282,735	9/30/2020
2020 Q2	8/12/2020	9,880	0.0%	436,595	6/30/2020
2020 Q1	5/15/2020	6,192	0.0%	448,693	3/31/2020
2019 Q4	2/13/2020	14,162	0.0%	603,395	12/31/2019