7 Small-Cap Stocks More Than Doubled In May: Micron Did Only 46%

Seven Russell 2000 small-cap stocks more than doubled in May 2026, significantly outperforming Micron Technology's 46% gain. The rallies were driven by specific catalysts including strong earnings reports, guidance raises, strategic partnerships, and defense contracts. Hyliion Holdings led with a 213.6% gain, followed by Agilon Health at 209.1%, with each company benefiting from positive business developments and analyst upgrades.

05/25/2026, 2:16 PM • Benzinga

Ambiq Micro's CFO Sold Company Shares Worth $1.8 Million. Here's What That Means for Investors.

Ambiq Micro's CFO Jeffrey Winzeler sold 26,000 shares worth $1.8 million on May 14, 2026, representing 20.58% of his direct holdings. The sale followed a stock option exercise and occurred as shares surged to 52-week highs, likely capitalizing on gains. The company reported 59% year-over-year revenue growth driven by AI demand, but the stock's price-to-sales ratio has jumped to 20, suggesting shares are now expensive despite strong fundamentals.

05/22/2026, 8:17 PM • The Motley Fool

Meet the Small-Cap Chip Stock That Is a Tiny Fraction of Nvidia's Valuation and That Just Posted 59% Revenue Growth Due to AI-Driven Demand

Ambiq Micro, a small-cap semiconductor company with a $1.5 billion market cap, has posted 59% revenue growth driven by edge AI demand. The company specializes in ultra-low-power semiconductors for on-device AI processing. However, the analyst cautions that while the company shows promise, it remains unprofitable, has customer concentration risk (71% of revenue from top 3 customers), and may be too risky to buy at current valuations until it diversifies its customer base.

05/19/2026, 9:30 AM • The Motley Fool

Why Ambiq Micro Stock Rocketed 45% Higher Today

Ambiq Micro's stock surged 45% after reporting strong sales growth driven by demand for its ultra-low power chips used in edge AI devices. The company's semiconductors power over 300 million devices including smartwatches and smart glasses. While not yet profitable, management projects sustained profitability by 2028 and expects continued margin expansion as edge AI adoption accelerates.

05/12/2026, 10:02 PM • The Motley Fool

Ambiq Announces Closing of its Upsized Initial Public Offering and Full Exercise of Underwriters' Option to Purchase Additional Shares

Ambiq Micro completed its initial public offering (IPO) on the New York Stock Exchange, raising $110.4 million by selling 4,600,000 shares at $24.00 per share, including the full exercise of underwriters' additional share option.

07/31/2025, 4:43 PM • Benzinga

Ambiq 宣布提高規模後的首次公開招股定價

Ambiq Micro, Inc. announced its initial public offering (IPO) of 4,000,000 shares at $24.00 per share, expecting to raise approximately $96 million. The stock will trade on the New York Stock Exchange under the ticker 'AMBQ' starting July 30, 2025.

07/30/2025, 6:38 PM • GlobeNewswire

Ambiq 宣布增发首次公开募股定价

Ambiq Micro, Inc. announced its initial public offering (IPO) of 4,000,000 shares priced at $24.00 per share, expecting to raise approximately $96 million. The company's stock will begin trading on the New York Stock Exchange under the ticker 'AMBQ' on July 30, 2025.

07/30/2025, 6:38 PM • GlobeNewswire