UCTT
resolvedUltra Clean Holdings, Inc.
Price Chart
Gap Information
Score Analysis
Model 1: Rerate Score
Model 2: Trade Probability
AI Thesis
Ultra Clean Holdings (UCTT) is gapping up ~7% post-earnings, and the thesis likely centers on semiconductor capital equipment cycle inflection. As a critical subsystems and components supplier to major WFE OEMs like Applied Materials, Lam Research, and ASML, UCTT serves as a high-beta proxy for fab equipment spending. A gap of this magnitude suggests results or commentary that either exceeded reduced expectations on the bottom or — more importantly — signaled that the deep semiconductor equipment downturn is bottoming, with AI-driven capex beginning to offset memory and logic weakness. Wall Street may reprice the stock if management indicated improving order trends, particularly from leading-edge logic and HBM-related tool builds. The rerating probability depends heavily on forward guidance. UCTT historically trades at a discount to the equipment OEMs (12-18x forward EPS vs. 18-25x for AMAT/LRCX), so any evidence of margin recovery combined with a revenue inflection could compress that valuation gap. Investors will key in on whether management is seeing a broad-based recovery or a narrow AI-driven uptick, and whether services revenue (typically more stable) is holding up while Products revenue recovers. The stock is still well below its 50-day SMA (~$99), suggesting there is room for a sustained move if conviction builds.
Analyzed by rerate-v2+glm-5.2 · Aug 3, 2026
Catalysts
- Semiconductor equipment spending cycle bottoming — AI/HPC and leading-edge logic tool demand inflecting upward
- Potential upward revision to forward guidance suggesting H2 2024/2025 recovery
- HBM (high-bandwidth memory) capacity buildout driving incremental tool demand from Samsung, SK Hynix, Micron
- Margin expansion as factory utilization improves from trough levels
- CHIPS Act funding flowing to domestic fabs, increasing demand for UCTT's U.S.-based manufacturing and services
- Potential share gains in gas delivery systems and other critical subsystems at major OEM customers
Risks
- China export restrictions on semiconductor equipment could materially reduce demand from a significant end-market
- Cycle recovery could be slower than expected — memory customers may delay tool orders into 2025
- Customer concentration risk — top 3 OEM customers represent a majority of revenue
- Gross margins remain pressured at low utilization levels; operating deleverage if revenue doesn't ramp quickly
- Competitive pressure from lower-cost Asian subsystems suppliers
- The 7% gap on only 0.98x average volume may lack conviction — suggests limited institutional buying power behind the move
- Stock trading below 50-day SMA ($99) — technical overhead supply could cap the rally
Technical Setup
Forward Returns
Outcomes calculated Aug 11, 2026
Post-Gap Validation — 5-Day Follow-Through
Day-by-Day Price Action
| Day | Close | High | Low | Volume |
|---|---|---|---|---|
| Day 1 | $84.54 | $98.68 | $82.85 | 3.21M |
| Day 2 | $80.20 | $87.00 | $80.07 | 1.21M |
| Day 3 | $83.14 | $85.73 | $76.57 | 1.63M |
| 📍 Day 4 | $87.25 | $89.39 | $83.15 | 1.36M |
| Day 5 | $82.27 | $90.74 | $82.18 | 651.6K |
Signal Breakdown
Gap 100% filled — price gave back most of the post-earnings gap
Volume dropped 80% from day 1 — no institutional follow-through buying
Mixed price trajectory — no clear trend
Drew down 8.1% from gap close — significant give-back
No fundamental data to evaluate beat quality
Analysis updated Aug 11, 2026