Stocks making the biggest moves midday: Sandisk, Marvell, Datadog, Cleveland-Cliffs, Amazon & more
Ameriprise Financial dropped 4% after Bank of America downgraded it to underperform, citing advisor departures and profit growth concerns. Semiconductor ETF SMH rose 3%, with Nvidia, AMD, Sandisk, and Marvell gaining. CoreWeave climbed 1% after a Goldman Sachs upgrade to buy. Cleveland-Cliffs surged 16% on better-than-expected earnings. Intel gained 4% following a JPMorgan upgrade. Datadog rose 6% after a Bernstein upgrade. Amazon climbed 5% as Morgan Stanley named it a top pick.
How this was made

The 30-second read
Why it matters
The article provides fresh, actionable information on several stocks, especially Cleveland‑Cliffs' earnings beat and multiple upgrades, offering traders concrete entry points.
Market read
The piece highlights immediate price drivers for a range of U.S. listed stocks, making it highly relevant for short‑term traders.
What to watch
Potential supply‑chain constraints for memory chips and macro‑economic headwinds could temper the rally.
Background
Midday market roundup covering a mix of analyst upgrades, earnings beats, and sector momentum across technology, financial services, and industrials.
Ticker impact
Ameriprise Financial fell ~4% after Bank of America cut its rating to underperform.
likely further downside as investors digest rating cut
Downgrade and staff attrition are fresh negative catalysts.
Micron rose ~4% as part of a memory‑play rally.
short‑term upside as risk‑on sentiment persists
Memory stocks are gaining on broader semiconductor rally.
Marvell added nearly 7% in midday trading.
potential continuation if semiconductor demand stays strong
Marvell benefits from the same risk‑on flow driving peers.
CoreWeave shares up >1% after Goldman Sachs upgraded to buy and cut price target.
likely modest upside as market digests upgrade
Upgrade with a new target provides a clear actionable signal.
Cleveland‑Cliffs jumped 16% after reporting Q3 earnings that beat expectations.
upward pressure may continue as investors reassess earnings outlook
Earnings surprise and sizable move constitute fresh material news.
Intel rose 4% after JPMorgan upgraded it to neutral.
short‑term upside as market reacts to upgrade
Neutral upgrade signals improving perception but limited upside.
Datadog gained 6% after Bernstein upgraded it to outperform.
likely further upside if AI narrative holds
Clear upgrade rationale tied to AI growth prospects.
Amazon rose 5% after Morgan Stanley named it a top pick and raised its price target.
upward bias as investors price in growth expectations for AWS and AI
Top‑pick designation is a strong, actionable catalyst.
Market effects
Semiconductor and AI‑related stocks see broad risk‑on buying, while financial services face pressure from rating cuts.
U.S. equities dominate the move; no specific regional effect beyond U.S. market.
Highlights the ongoing AI‑driven rally influencing global tech equities.
Counterpoint
The rapid price spikes may be over‑optimistic; earnings beat could be a one‑off, and upgrades may be premature.
Key entities
- CompanyCleveland‑Cliffs
Steelmaker reporting earnings beat and 16% price surge.
- CompanyCoreWeave
AI cloud provider upgraded to buy by Goldman Sachs.
- CompanyAmeriprise Financial
Financial services firm downgraded by Bank of America.



