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Wednesday Tech Session: Semiconductor Gains, Microcap Slides

By Stocks Desk · 2026-09-16 · 2 min read
A cluster of server racks in a dimly lit data center room
Illustration: Tradingbird

Wednesday's session saw a sharp divergence in the tech sector, with high-market-cap hardware names leading a rally while low-liquidity microcaps suffered heavy losses.

Semiconductor and digital asset infrastructure stocks drove Wednesday's intraday performance, with several large-cap names posting double-digit gains. The rally was concentrated in hardware and blockchain-related equities, contrasting sharply with the broad decline seen in smaller technology firms. This split highlights a continued preference for established infrastructure businesses over speculative microcap ventures during the trading session.

Leading the positive movement was Datavault AI, which saw its shares rise 15.0% to $0.18, valuing the company at $134.0 million. Cipher Digital also performed strongly, climbing 11.82% to $16.88 with a market capitalization of $6.2 billion. Semtech, a major player in analog and mixed-signal chips, gained 10.68% to $167.03, pushing its valuation to $14.0 billion. These moves suggest strong investor appetite for proven technology infrastructure over the current market cycle.

Hardware Leaders Lead the Rally

The strength in the hardware sector was broad, extending beyond the top movers. AXT, a supplier of compound semiconductor materials, rose 10.41% to $63.71, reaching a market value of $3.7 billion. Gloo Holdings and Upland Software also contributed to the gains, with shares rising 14.02% and 12.66% respectively. Upland’s smaller size, with a market cap of just $11.0 million, indicates that the rally was not limited to large-cap stocks but included smaller software firms as well.

Microcap Stocks Face Sharp Declines

In stark contrast, the lower end of the market experienced significant selling pressure. Myseum.AI dropped 34.1% to $2.13, reducing its market value to $16.7 million. My Size and Boxlight also saw steep declines, falling 17.25% and 15.77% respectively. These companies, with market caps ranging from $1.5 million to $3.7 million, illustrate the high volatility and liquidity risks associated with microcap technology stocks during periods of market stress.

XIAO-I and Creative Global Tech continued the downward trend, with shares falling 13.8% and 11.2% respectively. Ribbon Communications, despite having a larger market cap of $320.3 million, also saw its stock decline by 9.87% to $1.65. This pattern suggests that while investors were buying into established tech infrastructure, they were simultaneously exiting or avoiding smaller, less liquid technology companies, creating a distinct bifurcation in the sector's performance.

Market Sentiment Reflects Sector Divergence

The divergence between the gainers and losers underscores a selective market environment. Investors appear to be favoring companies with tangible assets, established revenue streams, or significant market presence, such as Semtech and Cipher Digital. Conversely, the sharp drops in names like Myseum.AI and My Size indicate a lack of confidence in microcap technology firms, which often lack the financial resilience to withstand market downturns. This trend, noted by sources covering tech stocks, highlights the importance of liquidity and fundamental strength in determining intraday stock performance.

Based on reporting by benzinga.com, compiled by the Tradingbird desk.

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