UCTT

Ultra Clean Holdings Inc$92.60 9.31%
Information TechnologyUSCUSIP 90385V107· EOD Jul 16, 2026◍ Confluence graph
Tracked 13F Holders
256
+70 QoQ
13F Value (tracked)
$2.4B
Insider Net · 180d
-$11.3M
0↑ 8↓
Recent Filings
15
Smart-money sentimentMixed
BearishBullish
13F funds (latest Q)47 adding · 10 trimming
Insider net (180d)-$11.3M

Price & smart-money activity

$92.60 9.31%5Y +85.7%
$9.29$41.89$74.49$107.09$139.69202120222023202420252026224224352055385
Hover for who · click for detailEnd-of-day closing prices52w $21.63 – $142.59
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Ask your agent what changed in UCTT

This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/UCTT/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for UCTT.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

Top institutional holders

256 tracked 13F filers
3 source-reported value rows are withheld because the reported units do not agree with same-security peers. Share counts remain visible and unchanged.
#FundPosition valueSharesLast moveAs ofHistory
1BlackRock, Inc.
$424.9M
6.8M
+1.7%
Added · +113K sh
Q1 2026
2VANGUARD PORTFOLIO MANAGEMENT LLC
$174.2M
2.8M
New
+2.8M sh
Q1 2026
3VANGUARD CAPITAL MANAGEMENT LLC
$119.2M
1.9M
New
+1.9M sh
Q1 2026
4STATE STREET CORP
$114.3M
1.8M
−0.8%
Reduced · −15K sh
Q1 2026
5FRONTIER CAPITAL MANAGEMENT CO LLC
$111.1M
1.8M
−49%
Reduced · −1.7M sh
Q1 2026
6Boston Partners
$91.4M
1.5M
New
+1.5M sh
Q1 2026
7D. E. Shaw & Co., Inc.
$73.6M
1.2M
+24%
Added · +231K sh
Q1 2026
8GEODE CAPITAL MANAGEMENT, LLC
$70.9M
1.1M
+4.7%
Added · +51K sh
Q1 2026
9DIMENSIONAL FUND ADVISORS LP
$62.9M
1.0M
−34%
Reduced · −513K sh
Q1 2026
10MORGAN STANLEY
$56.7M
912K
+1.9%
Added · +17K sh
Q1 2026
11CHARLES SCHWAB INVESTMENT MANAGEMENT INC
$52.3M
840K
+2.4%
Added · +19K sh
Q1 2026
12MILLENNIUM MANAGEMENT LLC
$42.6M
685K
+22%
Added · +125K sh
Q1 2026
13OBERWEIS ASSET MANAGEMENT INC/
$39.8M
640K
+1.9%
Added · +12K sh
Q1 2026
14PARADIGM CAPITAL MANAGEMENT INC/NY
$37.8M
608K
Held
Q1 2026
15TWO SIGMA INVESTMENTS, LP
$36.1M
581K
New
+581K sh
Q1 2026
16GOLDMAN SACHS GROUP INC
$31.3M
503K
−9.8%
Reduced · −55K sh
Q1 2026
17FULLER & THALER ASSET MANAGEMENT, INC.
$29.5M
475K
35×
Added · +462K sh
Q1 2026
18NORTHERN TRUST CORP
$28.5M
458K
−1.1%
Reduced · −5K sh
Q1 2026
19BANK OF AMERICA CORP /DE/
$28.2M
454K
+502%
Added · +379K sh
Q1 2026
20Bank of New York Mellon Corp
$27.6M
444K
−30%
Reduced · −191K sh
Q1 2026
21PINNACLE ASSOCIATES LTD
$27.5M
442K
−4.4%
Reduced · −20K sh
Q1 2026
22First Eagle Investment Management, LLC
$27.0M
434K
+5.7%
Added · +24K sh
Q1 2026
23Divisar Capital Management LLC
$26.1M
420K
−56%
Reduced · −529K sh
Q1 2026
24Russell Investments Group, Ltd.
$22.4M
360K
+456%
Added · +295K sh
Q1 2026
25UBS Group AG
$21.8M
351K
+51%
Added · +119K sh
Q1 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Fund activity: latest quarter

Opened (NEW)
24
funds
Added
23
funds
Reduced
10
funds
Exited
0
funds

Insider activity (Form 4)

Full insider page →
Buys · 180d
$0
0 insiders
Sells · 180d
$11.3M
8 insiders
Net
-$11.3M
85 P/S txns
Signal
Net Selling
open-market
DateInsiderRoleActionSharesValue
Jul 2, 2026HARDING BRIAN EChief Accounting OfficerSell (S)440$56K
Jul 2, 2026HARDING BRIAN EChief Accounting OfficerSell (S)2K$282K
Jul 2, 2026HARDING BRIAN EChief Accounting OfficerSell (S)1K$157K
Jun 26, 2026HARDING BRIAN EChief Accounting OfficerGrant (A)9K$0
Jun 4, 2026HARDING BRIAN EChief Accounting OfficerSell (S)196$17K
Jun 4, 2026HARDING BRIAN EChief Accounting OfficerSell (S)1K$103K
Jun 4, 2026HARDING BRIAN EChief Accounting OfficerSell (S)2K$172K
Jun 4, 2026HARDING BRIAN EChief Accounting OfficerSell (S)1K$126K
Jun 4, 2026HARDING BRIAN EChief Accounting OfficerSell (S)2K$170K
Jun 4, 2026HARDING BRIAN EChief Accounting OfficerSell (S)636$58K
Jun 4, 2026HARDING BRIAN EChief Accounting OfficerSell (S)488$43K
Jun 4, 2026HARDING BRIAN EChief Accounting OfficerSell (S)1K$106K

Institutional ownership over time

244 funds+81 since Q3 2024
0122244Q3 2024Q1 2025Q3 2025Q1 2026
funds holding aggregate valuelatest $2.4B · 3 values withheld

Funds that own UCTT also own

CompanyCo-held byCombined value
MICROSOFT CORPMSFT95 funds$42.7B
BROADCOM INCAVGO92 funds$22.3B
AMAZON.COM INCAMZN91 funds$31.9B
ALPHABET INC-CL AGOOGL91 funds$28.1B
META PLATFORMS INC-CLASS AMETA91 funds$20.2B
MICRON TECHNOLOGY INCMU91 funds$7.9B
NVIDIA CORPNVDA90 funds$58.2B
APPLE INCAAPL89 funds$47.4B
LAM RESEARCH CORPLRCX89 funds$4.7B
UNITEDHEALTH GROUP INCUNH89 funds$3.9B
TESLA INCTSLA88 funds$12.2B
COSTCO WHOLESALE CORPCOST88 funds$6.9B

Ranked by how many of UCTT's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).

Recent filings

15 shown

Browse more

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for UCTT. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.