Entegris, Penguin Solutions, Teradyne, Applied Materials, and KLA Corporation Stocks Trade Down, What You Need To Know
Shares of Entegris, Penguin Solutions, Teradyne, Applied Materials, and KLA Corporation fell 3-5% amid rising oil prices and Treasury yields, raising inflation and borrowing cost concerns. Teradyne's stock is down 30.5% from its 52-week high but up 62.1% year-to-date. The semiconductor sector faced selling pressure ahead of Nvidia's earnings report.
How this was made

The 30-second read
Why it matters
Higher yields increase cost of capital for multi‑billion‑dollar fab builds, while rising energy costs squeeze margins across the chip supply chain.
Market read
Macro‑driven sell‑off hit several semiconductor equipment makers, creating short‑term buying opportunities for value‑oriented traders.
What to watch
Company‑specific pipeline news or contract wins could offset macro headwinds.
Background
Oil prices surged after U.S. military action against Iranian targets, pushing 10‑year Treasury yields to ~4.79%, the highest in ~20 months.
Ticker impact
Entegris fell 4.7% in the afternoon session as oil prices and Treasury yields rose.
Potential further downside if yields stay elevated.
Higher borrowing costs and logistics expenses compress margins for fab suppliers.
Penguin Solutions dropped 3.9% amid the same macro‑driven sell‑off.
Likely to stay pressured pending yield stabilization.
Rising energy costs increase fab operating expenses.
Teradyne fell 4.9% as oil and Treasury yields surged.
Further weakness possible if macro backdrop persists.
Volatile stock; macro shock outweighs company‑specific fundamentals.
Applied Materials slipped 3.7% in the same session.
Short‑term downside risk remains.
Higher yields raise cost of capital for equipment purchases.
KLA Corporation dropped 3.3% following the macro‑driven market move.
Potential further pullback if yields stay high.
Yield rise compresses margins for inspection and metrology firms.
Market effects
Broad semiconductor equipment sector faces margin pressure from higher energy and financing costs.
U.S. equities impacted by rising Treasury yields and oil price shock.
Elevated oil prices and yields could affect global chip supply chains.
Counterpoint
If yields stabilize, these stocks may rebound faster than the broader market.
Key entities
- governmentU.S. military
Struck Iranian targets, triggering oil price spike.
- mediaWall Street Journal
Reported on the oil‑price and yield reaction.

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