**Ulta Beauty stock rallies 11% after strong third-quarter results**

Ulta Beauty’s stock soared nearly 11% on Friday after the beauty company posted third-quarter results that surpassed analyst estimates. The stock’s rally came on the back of a 6% year-over-year jump in revenue and raised guidance for the full year.

**Elastic shares surge more than 30% on strong quarterly results**

Shares of the search engine company Elastic jumped more than 30% after it reported strong quarterly results and received an overweight rating from Wells Fargo. The Wall Street firm upgraded shares, citing a meaningful revenue expansion opportunity from AI.

**Samsara posts better-than-expected quarterly results, shares pop 16%**

Cloud company Samsara saw its shares rise 16% after posting better-than-expected quarterly results and providing stronger-than-expected guidance. The positive news led to a surge in investor confidence and a notable increase in the company’s stock price.

**Paramount Global stock soars nearly 8% following potential streaming service partnership**

Media conglomerate Paramount Global witnessed a nearly 8% surge in its stock after reports emerged that it had started talks with Apple about bundling their streaming services at a discount. The potential partnership has generated significant investor interest, leading to a notable increase in the company’s stock price.

**Marvell Technology shares slump over 4% after weak guidance**

Despite posting third-quarter earnings that topped estimates, chip company Marvell Technology saw its shares sink more than 4% due to weaker-than-expected guidance for the current quarter. The company’s revenue forecast fell short of FactSet estimates, leading to a dip in investor confidence.

**Coinbase shares jump nearly 5% following report of Ark Invest’s share sales**

Cryptocurrency exchange Coinbase experienced a nearly 5% jump in its shares after reports emerged that Cathie Wood’s Ark Invest had sold shares for the third time in a week, totaling roughly $15 million. Despite the share sales, Coinbase closed out its second-best month of gains since debuting on the Nasdaq in 2021.

**Dell shares pull back 5.2% after mixed third-quarter results**

Computer maker Dell’s shares retracted by 5.2% after it reported mixed third-quarter results. While the company’s adjusted earnings of $1.88 per share topped estimates, its revenue of $22.25 billion fell short, leading to a decrease in investor confidence.

**BioNTech stock falls 2.7% following JPMorgan downgrade**

Vaccine maker BioNTech’s stock fell 2.7% after JPMorgan downgraded it to underweight from neutral. The downgrade came as the company grapples with weakening demand for Covid vaccines and offers limited near-term catalysts for investors.

**Norfolk Southern shares rise nearly 3% after Bank of America upgrade**

Railroad company Norfolk Southern witnessed a nearly 3% increase in its shares after Bank of America upgraded the stock to buy from neutral. The upgrade came as the bank noted improvements in Norfolk Southern’s shipping car volumes after a tumultuous year for the company.

**Altimmune stock surges over 37% after positive trial results**

Clinical stage biopharmaceutical company Altimmune experienced a surge of over 37% in its stock after posting positive results from a trial of its experimental obesity drug. The positive trial results led to a significant increase in investor interest and a notable rise in the company’s stock price.

**Ambarella shares slip 1% despite strong quarterly results**

Despite reporting quarterly results that topped estimates, semiconductor design company Ambarella saw its shares slip by 1% due to a decrease in gross margins from the year-ago period. The margin decrease led to a decline in investor confidence despite the strong overall results.

**CSG Systems shares pop 5.6% after buy rating initiation by Jefferies**

Software-as-a-service stock CSG Systems experienced a 5.6% increase in its shares after Jefferies initiated coverage with a buy rating. The firm highlighted CSG’s business growth outside of the communication services sector, leading to an increase in investor confidence.

*CNBC’s Yun Li, Michelle Fox, Sarah Min, Alex Harring, Brian Evans, and Jesse Pound contributed reporting.*