| 4 | Capital World Investors | 2.6M | $367.9M | — | 5.756% | 0.04% |
| 5 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 2.2M | $313.1M | -0.4% | 4.899% | 0.02% |
| 6 | TORONTO DOMINION BANK | 2.1M | $302.0M | -0.5% | 4.725% | 0.35% |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | 1.9M | $272.2M | -0.4% | 4.258% | 0.01% |
| 8 | STATE STREET CORP | 1.8M | $257.0M | -1.9% | 4.020% | 0.00% |
| 9 | Boston Partners | 1.4M | $191.9M | -7.4% | 3.034% | 0.17% |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | 1.3M | $187.9M | +15.5% | 2.939% | 0.01% |
| 11 | DRIEHAUS CAPITAL MANAGEMENT LLC | 1.3M | $186.7M | +23.2% | 2.920% | 1.08% |
| 12 | UBS Group AG | 1.0M | $142.8M | -5.4% | 2.235% | 0.02% |
| 13 | DIMENSIONAL FUND ADVISORS LP | 949K | $135.3M | -6.2% | 2.118% | 0.02% |
| 14 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 740K | $105.5M | -12.0% | 1.651% | 0.01% |
| 15 | FRONTIER CAPITAL MANAGEMENT CO LLC | 668K | $95.2M | -62.6% | 1.489% | 0.89% |
| 16 | ROYCE & ASSOCIATES LP | 666K | $95.0M | -12.3% | 1.487% | 0.77% |
| 17 | OBERWEIS ASSET MANAGEMENT INC/ | 647K | $92.3M | +1.1% | 1.444% | 1.91% |
| 18 | D. E. Shaw & Co., Inc. | 647K | $92.2M | -45.4% | 1.442% | 0.04% |
| 19 | NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 624K | $89.0M | +51.2% | 1.392% | 0.13% |
| 20 | TWO SIGMA INVESTMENTS, LP | 610K | $87.0M | +4.9% | 1.360% | 0.06% |
| 21 | PARADIGM CAPITAL MANAGEMENT INC/NY | 608K | $86.7M | 0.0% | 1.357% | 2.36% |
| 22 | MORGAN STANLEY | 549K | $78.3M | -39.8% | 1.225% | 0.00% |
| 23 | FULLER & THALER ASSET MANAGEMENT, INC. | 493K | $70.2M | +3.7% | 1.099% | 0.19% |
| 24 | NORTHERN TRUST CORP | 492K | $70.1M | +7.3% | 1.096% | 0.01% |
| 25 | BANK OF AMERICA CORP /DE/ | 425K | $60.6M | -6.3% | 0.949% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in UCTT — a direct measure of their conviction.
| 93.70% |
| +1.52 pp |
| $873M |
| 39% |
| Q4 2024 | 227 | 7.0% | 92.18% | +1.48 pp | $1.43B | 8.6% |
| Q3 2024 | 244 | — | 90.70% | — | $1.57B | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
137 institutions opened new positions in UCTT during Q2 2026, while 32 fully exited. 263 added to existing positions and 26 trimmed.
UCTT institutional ownership rose by 1.88 percentage points quarter-over-quarter, with a net change of +109 holders.
The top 10 institutions account for 51.8% of all reported 13F value in UCTT, and the top 25 account for 72.6%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Ultra Clean Holdings, Inc. (UCTT) Institutional Ownership