Premarket movers: Constellation, Zscaler rise while Nike falls
U.S. stock futures rose on Tuesday, with Nasdaq Composite hitting a record high. Zscaler shares gained 2.2% after reaffirming fiscal 2027 revenue and earnings guidance. Nike shares fell 1% after a downgrade to Sell and a price target cut to $27.50. Vaxcyte stock dropped 3.7% following a $1 billion capital raise. Constellation Energy stock climbed 3% after a deal with Amazon and potential agreement with Google. Freshworks stock rose 3.9% after being added to the S&P SmallCap 600 index.
How this was made
The 30-second read
Why it matters
Each ticker shows a distinct catalyst driving short‑term price moves, offering immediate trade ideas.
Market read
The article provides actionable pre‑market catalysts across multiple sectors, useful for short‑term positioning.
What to watch
The Amazon and Google contracts could signal further utility‑scale deals for Constellation beyond the disclosed amounts.
Background
Premarket movers roundup covering several U.S. listed companies with fresh corporate news.
Ticker impact
Zscaler reaffirmed FY2027 revenue and earnings guidance, lifting pre‑market price 2.2%.
upward pressure from reaffirmed guidance
Guidance unchanged but market sees it as validation, supporting price.
Berenberg downgraded Nike to Sell and cut price target, sending shares down >1% pre‑market.
downward pressure from downgrade
Analyst downgrade with aggressive target cut signals weaker outlook.
Constellation Energy secured a 20‑year Amazon power purchase and is near a $1 billion Google deal, pushing shares up 3% pre‑market.
upward pressure from new nuclear supply contracts
Multi‑year revenue visibility from major tech customers supports valuation.
Freshworks will be added to the S&P SmallCap 600 on Oct 8, lifting shares 3.9% pre‑market.
upward pressure from upcoming index addition
Passive fund buying ahead of rebalancing typically boosts price.
Market effects
Tech and renewable energy sectors gain from contract wins; biotech faces dilution pressure.
U.S. pre‑market activity reflects broader market optimism on AI and clean energy.
Highlights continued demand for nuclear power and AI‑related software.
Counterpoint
Investors may view the dilution raise at Vaxcyte as a growth catalyst rather than a negative.
Key entities
- CompanyZscaler
Cybersecurity software provider
- CompanyNike
Sportswear manufacturer
- CompanyVaxcyte
Biotech developing pneumococcal vaccine
- CompanyConstellation Energy
U.S. nuclear power operator
- CompanyFreshworks
Customer‑engagement SaaS platform
