LanzaTech Global shares surged 44.7% this week following the company's Q4 2025 earnings report showing near-breakeven results with improved licensing revenue and reduced operating expenses. The carbon management company is pivoting to focus on sustainable aviation fuel (SAF) production from its ethanol, capitalizing on growing demand in that sector. However, analysts caution that the stock's outsize move appears speculative given the microcap status, low trading volume, and retail trader interest rather than fundamental catalysts.

An investor shares three stock purchases made during March's market downturn: Nvidia, Reddit, and Zillow. Nvidia is highlighted for strong AI-driven growth and attractive valuation despite its massive market cap. Reddit is praised for accelerating revenue and user growth despite a 52% decline from peaks. Zillow is positioned as a turnaround play in a depressed real estate market, though it carries the most risk due to macro headwinds.

Reddit's stock has declined 43% year-to-date and 48% from its September 2025 peak, primarily due to ChatGPT reducing reliance on Reddit content and broader tech sell-offs. However, the company demonstrates strong fundamentals with Q4 ad revenue growing 75% YoY to $690 million, record quarterly revenue of $725 million, and 121 million daily active users (up 19% YoY). Reddit issued Q1 2026 guidance of $595-605 million in revenue (53% YoY growth) and $210-220 million adjusted EBITDA. With 62% of analysts rating it a Buy and a consensus price target suggesting 78% upside, the stock presents a potential buying opportunity despite current weakness.

Neil Rozenbaum presents five growth stocks across different industries that he believes offer significant upside potential for long-term investors. The article highlights companies that appear undervalued in the current market.

Reddit is recommended as a smart growth stock investment, having gone public at $34 and now trading near $150. The company demonstrated strong 2025 performance with 69% revenue growth to $2.2 billion and nearly tripled adjusted EBITDA to $845 million. With 121.4 million daily active users and analyst expectations for 33% revenue CAGR through 2028, Reddit appears undervalued at 19x forward adjusted EBITDA and could potentially surge over 140% if it reaches 25x valuation multiples.

The week saw escalating US-Taiwan trade tensions following the Supreme Court's strike-down of Trump's emergency tariff authority, prompting new tariff rollouts. Major tech companies reported mixed earnings results, with Amazon announcing a $12B US investment and Apple shifting Mac Mini production to Texas. AI developments dominated headlines with OpenAI's Frontier Alliances program, Microsoft's Sovereign Cloud expansion, and concerns over Chinese AI capabilities. The EV market showed growth with new models from Tesla competitors, while several companies announced restructuring efforts.

Reddit delivered strong Q4 2025 results with 70% year-over-year revenue growth and a swing to profitability, driven by surging ad revenue and user engagement. However, the stock has fallen 35% in 2026. While the company benefits from being perceived as an authentic human platform amid AI proliferation, analyst Daniel Sparks argues the stock remains overvalued at a 57 P/E ratio, especially given management's guidance for a meaningful deceleration to 52-54% growth in Q1.

The Motley Fool presents 10 stocks across various industries that could offer significant upside potential for long-term investors. The article discusses a mix of companies with both short- and long-term growth opportunities, with particular emphasis on technology and AI-related investments.

Pinterest shares plummeted over 20% on February 13, 2026, after reporting a fourth-quarter earnings miss and weak guidance. CEO Bill Ready attributed the decline to tariff-related headwinds that hurt spending from major retail advertisers. The stock touched its lowest level since April 2020, marking the second consecutive quarter of significant losses. The company plans to diversify revenue by courting smaller advertisers and international markets.

January inflation cooled to 2.4% annually, below expectations of 2.5%, marking the lowest reading since May 2025. Core inflation also declined to 2.5%, reinforcing easing price pressures. Growth-sensitive stocks rallied on expectations that the Federal Reserve may cut interest rates later this year.

Meltwater has been designated as an Official Data Partner by Reddit, gaining continued access to Reddit's enterprise data APIs. This partnership allows Meltwater to provide customers with insights from Reddit's 121M daily active users, enabling brands to understand consumer sentiment and emerging trends across over 100K communities.

Reddit reported strong Q4 earnings with adjusted EPS of $1.24 (beating consensus of $0.94) and 70% revenue growth to $726 million. However, the stock declined despite the market rally due to concerns about slowing U.S. user growth (5%) and the company's decision to stop reporting logged-in vs. logged-out user metrics. Analysts lowered price targets, with Cantor Fitzgerald cutting its target from $240 to $170.