ULTRA CLEAN HOLDINGS INC UCTT
$106.48
-17.8% 52w: $21.65 – $142.59
Latest 13F among current holders filed 5 days ago (Aug 28, 2026)
Price — last 12 months
research preview data21.6582.12142.59
Aug 18, 2025 Jul 2, 2026
Institutional holders
331
+93 QoQ
13F value
$2.80B
+159.5% QoQ
Smart-money holders
20
signal tier ≥ 2
New smart buyers
14
Q1 2026
Options barometer
19.8×
$310.7M calls / $15.7M puts
Institutional value by quarter
Number of holders
Who owns UCTT?
Q1 2026 filings| Fund | Type | Shares | Value | % of fund | Change |
|---|---|---|---|---|---|
| BlackRock, Inc. | Index provider | 6.8M | $424.9M | 0.0% | +1.7% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Diversified mechanical | 2.8M | $174.2M | — | — |
| VANGUARD CAPITAL MANAGEMENT LLC | Diversified mechanical | 1.9M | $119.2M | — | — |
| STATE STREET CORP | Index provider | 1.8M | $114.3M | 0.0% | -0.8% |
| FRONTIER CAPITAL MANAGEMENT CO LLC | Other | 1.8M | $111.1M | — | -49.1% |
| Invesco Ltd. | Index provider | 1.7M | $103.2M | 0.0% | -51.2% |
| Boston Partners | Other | 1.5M | $91.4M | 0.1% | New |
| D. E. Shaw & Co., Inc. | Quant stat arb | 1.2M | $73.6M | 0.1% | +24.3% |
| GEODE CAPITAL MANAGEMENT, LLC | Index provider | 1.1M | $70.9M | — | +4.7% |
| Driehaus Capital Management LLC | Other | 1.1M | $66.1M | — | +134.2% |
| DIMENSIONAL FUND ADVISORS LP | Quant stat arb | 1.0M | $62.9M | — | -33.6% |
| MORGAN STANLEY | Bank broker | 911.7K | $56.7M | 0.0% | +1.9% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Index provider | 840.5K | $52.3M | — | +2.4% |
| ROYCE & ASSOCIATES LP | Other | 759.5K | $47.2M | — | -30.9% |
| MILLENNIUM MANAGEMENT LLC | Multistrat pod | 685.4K | $42.6M | 0.0% | +22.4% |
| OBERWEIS ASSET MANAGEMENT INC/ | Other | 640.5K | $39.8M | 1.2% | +1.9% |
| PARADIGM CAPITAL MANAGEMENT INC/NY ★2 | Fundamental diversified | 608.2K | $37.8M | — | Held |
| COOPER CREEK PARTNERS MANAGEMENT LLC ★2 | Fundamental diversified | 586.8K | $36.5M | — | New |
| TWO SIGMA INVESTMENTS, LP | Quant stat arb | 581.1K | $36.1M | 0.0% | New |
| SG Americas Securities, LLC | Diversified mechanical | 565.6K | $35.2M | 0.0% | +348.7% |
| GOLDMAN SACHS GROUP INC | Bank broker | 503.3K | $31.3M | 0.0% | -9.8% |
| FULLER & THALER ASSET MANAGEMENT, INC. | Other | 475.1K | $29.5M | — | +1658.9% |
| NORTHERN TRUST CORP | Index provider | 458.1K | $28.5M | 0.0% | -1.1% |
| BANK OF AMERICA CORP /DE/ | Bank broker | 454.0K | $28.2M | 0.0% | +502.4% |
| Bank of New York Mellon Corp | Diversified mechanical | 443.7K | $27.6M | 0.0% | -30.1% |
| PINNACLE ASSOCIATES LTD | Other | 441.7K | $27.5M | 0.4% | -4.4% |
| First Eagle Investment Management, LLC | Other | 434.1K | $27.0M | 0.0% | +5.7% |
| Divisar Capital Management LLC ★3 | Fundamental concentrated | 420.0K | $26.1M | — | -55.8% |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | Diversified mechanical | 412.7K | $25.7M | — | New |
| Russell Investments Group, Ltd. | Diversified mechanical | 359.9K | $22.4M | 0.0% | +456.5% |
| UBS Group AG | Bank broker | 351.3K | $21.8M | 0.0% | +51.1% |
| ION Fund Management Ltd ★2 | Fundamental concentrated | 349.9K | $21.8M | — | New |
| BNP PARIBAS FINANCIAL MARKETS | Bank broker | 323.9K | $20.1M | 0.0% | -24.1% |
| Goodman Financial Corp | Other | 311.1K | $19.3M | 3.3% | -44.2% |
| JANE STREET GROUP, LLC | Market maker | 309.7K | $19.3M | 0.0% | +205.0% |
| JPMORGAN CHASE & CO | Bank broker | 336.4K | $18.8M | 0.0% | -34.4% |
| VANGUARD FIDUCIARY TRUST CO | Diversified mechanical | 292.8K | $18.2M | — | — |
| NEXT CENTURY GROWTH INVESTORS LLC | Other | 280.5K | $17.4M | — | New |
| Public Sector Pension Investment Board | Pension sovereign | 277.4K | $17.2M | 0.1% | +76.5% |
| MetLife Investment Management, LLC | Insurance | 267.9K | $16.7M | 0.1% | +922.4% |
| MARSHALL WACE, LLP | Quant stat arb | 259.9K | $16.2M | — | +129.0% |
| AMERIPRISE FINANCIAL INC | Bank broker | 252.4K | $15.7M | 0.0% | -5.0% |
| Dana Investment Advisors, Inc. | Other | 249.4K | $15.5M | 0.5% | -36.0% |
| LOOMIS SAYLES & CO L P | Other | 231.1K | $14.4M | — | New |
| CITIGROUP INC | Bank broker | 227.5K | $14.1M | 0.0% | +229.9% |
| PRUDENTIAL FINANCIAL INC | Insurance | 221.5K | $13.8M | 0.0% | +193.3% |
| PRINCIPAL FINANCIAL GROUP INC | Diversified mechanical | 220.7K | $13.7M | 0.0% | +2.0% |
| G2 Investment Partners Management LLC ★2 | Fundamental diversified | 180.9K | $11.3M | — | New |
| AQR CAPITAL MANAGEMENT LLC | Quant stat arb | 178.8K | $11.1M | 0.0% | -18.2% |
| FEDERATED HERMES, INC. | Diversified mechanical | 172.1K | $10.7M | — | New |
Exits are not a bearish signal: our backtest shows stocks specialists exit keep outperforming for 3+ quarters — selling usually means profit-taking, not a forecast.
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