UCTTUltra Clean Holdings, Inc.

$73.01

Who owns UCTT

322 institutions reported holding UCTT for 2026Q1, together 99% of the company, more than the 234 a quarter earlier.

322

Institutions reporting a position · as of 2026Q1 · up from 234 the quarter before

Shares held by institutions
45.0M

Shares held by institutions · 99% of the company · long US equity positions only, as reported on Form 13F

Reported value
$2.79B

Reported value · at 2026-03-31 prices, not today's

Top 5 holders
38%

Top 5 holders · of the whole company, between five filers

Details
Reporting quarter2026-03-31
2026Q1
Quarters on record
52
New positions
107
Positions exited
25
Added to
88
Reduced
79
Top 10 holdersof the company
51%
Institutional ownership by quarter, 2013Q2 to 2026Q1
QuarterFilersSharesReported value
2026Q132245.0M$2.79B
2025Q423442.5M$1.08B
2025Q323942.1M$1.15B
2025Q222842.0M$949M
2025Q122541.7M$893M
2024Q423241.6M$1.49B
2024Q324840.4M$1.61B
2024Q221741.1M$2.01B
2024Q120340.9M$1.88B
2023Q419440.3M$1.38B
2023Q320440.1M$1.19B
2023Q219940.1M$1.54B
2023Q120340.0M$1.33B
2022Q421940.0M$1.33B
2022Q321139.1M$1.01B
2022Q223238.4M$1.14B
Largest reported holders, 2026Q1
HolderShares% of companyValue
BlackRock Inc.6.8M15%$425M
VANGUARD GROUP INC5.1M11%$316M
STATE STREET CORP1.8M4.1%$114M
FRONTIER CAPITAL MANAGEMENT CO LLC1.8M3.9%$111M
Invesco Ltd.1.7M3.7%$103M
Robeco Investment Management, Inc.1.5M3.2%$91M
D. E. Shaw & Co., INC.1.2M2.6%$74M
GEODE CAPITAL MANAGEMENT LLC1.1M2.5%$71M
Driehaus Capital Management LLC1.1M2.3%$66M
DIMENSIONAL FUND ADVISORS LP1.0M2.2%$63M

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold.

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