Ultra Clean Holdings, Inc.
UCTT- Exchange
- Nasdaq
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0001275014
In the last 90 days, Ultra Clean Holdings, Inc. insiders filed 0 open-market purchases and 1 sale; 438 institutions reported holding it in 13F filings for Q2 2026, worth $6.59B in total; Maverick Capital is the only superinvestor holding it.
Key figures
- Insider buysOpen market, last 90 days
- 0
- Insider sellsLast 90 days, $494.0K in total
- 1
- 13F holdersQ2 2026, +113 vs. previous quarter
- 438
- 13F valueReported value at the end of Q2 2026
- $6.59B
- Superinvestors holdingAt the end of Q2 2026
- 1
Price chart
Superinvestors holding UCTT, Q2 2026
1 superinvestor reports holding Ultra Clean Holdings, Inc. on Form 13F. Percentages are the stock's share of each portfolio.
Maverick Capital
Lee Ainslie
<0.1%
Ultra Clean Holdings, Inc.'s share of the portfolio
- Shares
- 5,035
- Value
- $717.9K
Latest insider trades
Open-market purchases and sales by Ultra Clean Holdings, Inc. insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jul 7, 2026 (view filing)7:06 PM ET | Jul 2 | 5 days | Harding Brian EChief Accounting Officer | SSale | −3.84K | $128.75 | −$494.0K | −10.3%33.6K after | 3 lots10b5-1 |
| Jun 9, 2026 (view filing) | Jun 4 | 5 daysLate | Savage SheriCFO | SSale | −14.4K | $89.45 | −$1.29M | −17.8%66.5K after | 29 lots10b5-1 |
| Jun 9, 2026 (view filing) | Jun 4 | 5 daysLate | Savage SheriCFO | SSale | −15.8K | $89.47 | −$1.41M | −23.7%50.7K after | 17 lots10b5-1 |
| Jun 8, 2026 (view filing) | Jun 4 | 4 days | Harding Brian EChief Accounting Officer | SSale | −17.0K | $89.47 | −$1.52M | −37.7%28.1K after | 22 lots10b5-1 |
| Jun 4, 2026 (view filing) | Jun 2 | 2 days | Cho Paul YoonkuGeneral Counsel and Secretary | SSale | −944 | $89.37 | −$84.4K | −4.0%22.9K after | |
| May 27, 2026 (view filing) | May 27 | Same day | Liggett Emily MDirector | SSale | −8.20K | $92.18 | −$755.7K | −17.7%38.2K after | |
| May 18, 2026 (view filing) | May 14 | 4 days | McKibben Jeffrey L.Chief Information Officer | SSale | −4.21K | $87.00 | −$365.8K | −27.0%11.3K after | |
| May 12, 2026 (view filing) | May 8 | 4 days | Cho Paul YoonkuGeneral Counsel and Secretary | SSale | −2.00K | $86.89 | −$173.8K | −11.2%15.8K after | |
| May 12, 2026 (view filing) | May 8 | 4 days | McKibben Jeffrey L.Chief Information Officer | SSale | −2.50K | $86.48 | −$216.2K | −13.8%15.6K after | |
| May 7, 2026 (view filing) | May 5 | 2 days | Palfrey Jamie J.SVP, Global Human Resources | SSale | −8.69K | $79.73 | −$692.9K | −34.6%16.4K after |
Top 10 13F holders, Q2 2026
The largest institutional positions in Ultra Clean Holdings, Inc. at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 6,919,992 | $986.7M | 0.01% | +87,373+1.3% | Added |
| Invesco Ltd. | 3,124,839 | $445.6M | 0.04% | +1,464,890+88.2% | Added |
| Vanguard Portfolio Management LLC | 2,757,438 | $393.2M | 0.02% | −44,812−1.6% | Reduced |
| Capital World Investors | 2,580,132 | $367.9M | 0.04% | +2,580,132 | New |
| Vanguard Capital Management LLC | 1,909,026 | $272.2M | 0.01% | −7,475−0.4% | Reduced |
| State Street Corp | 1,802,261 | $257.0M | 0.01% | −35,563−1.9% | Reduced |
| Boston Partners | 1,360,211 | $191.9M | 0.17% | −108,667−7.4% | Reduced |
| Geode Capital Management, LLC | 1,317,631 | $187.9M | 0.01% | +176,851+15.5% | Added |
| Driehaus Capital Management LLC | 1,309,202 | $186.7M | 1.08% | +246,826+23.2% | Added |
| Dimensional Fund Advisors LP | 949,354 | $135.3M | 0.02% | −62,424−6.2% | Reduced |