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Stock Markets February 12, 2026 10:32 AM

Cisco, Micron and a Broad Sweep of Stocks Drive Volatility in Thursday Trading

Mega-cap technology names slip while a mix of mid- and small-cap stocks post large intraday gains and losses

By Maya Rios CSCO NFLX IBM WMT GE

Thursday's session produced notable swings across market-cap segments, with technology names among the busiest movers. Cisco and Micron were prominent among large-cap moves, while a range of companies from ICON to Fastly posted outsized percentage changes. The day featured steep declines for some names tied to downgrades or earnings misses and double-digit rallies for others after stronger-than-expected reports.

Cisco, Micron and a Broad Sweep of Stocks Drive Volatility in Thursday Trading
CSCO NFLX IBM WMT GE

Key Points

  • Major technology and large-cap names such as Cisco (CSCO) and Micron (MU) were among the notable movers, reflecting intraday volatility across mega-caps.
  • Company-specific catalysts - including downgrades, accounting concerns and quarterly earnings beats or misses - drove many of the largest percentage moves across large-, mid- and small-cap groups.
  • Sectors seeing material activity included technology, consumer retail and industrials, with both big declines and strong single-day rallies evident.

Equity markets saw a wide array of individual stock moves on Thursday, stretching from mega-cap technology names down to smaller, speculative issues. Several firms reacted to earnings beats, downgrades and other company-specific developments, producing sharp intraday percentage changes across market-cap tiers.

Mega-cap movers ($200 billion and higher)

  • Cisco Sys Inc (CSCO) -10.03%
  • Netflix, Inc. (NFLX) -3.78%
  • IBM (IBM); Confluent beat Q4 expectations with 21% revenue growth -2.84% (Confluent shown as -2.84% in the listing)
  • Wal-Mart Stores (WMT) +2.80%
  • General Electric (GE) +2.34%
  • Goldman Sachs Group (GS) +1.13%
  • Metropcs Communications (TMUS) +3.35%
  • Micron Tech (MU) +3.92%

Large-cap movers ($10-$200 billion)

  • ICON Plc (ICLR) -35.93% - stock rating downgraded by BofA Securities amid accounting concerns
  • Applovin (APP) -16.76%
  • New Providence Acquisition Corp N (ASTS) -13.16%
  • Rollins Inc (ROL) -12.35% - shares plunged after missing fourth quarter expectations
  • Baxter Intl (BAX) -11.56%
  • Zebra Tech (ZBRA) +18.54% - shares rose after Q4 revenue growth topped expectations
  • HubSpot Inc (HUBS) +9.17% - stock downgraded by RBC Capital to Sector Perform on growth concerns
  • Seagate Technology (STX) +10.92%
  • Motorola Inc (MSI) +10.85% - shares up after strong Q4 results and an upbeat 2026 outlook
  • Equinix, Inc.-Exch (EQIX) +11.59%

Mid-cap movers ($2-$10 billion)

  • Cognex Corp (CGNX) +36.72%
  • McGraw Hill Inc (MH) +27.15%
  • Madison Square Garden (SPHR) +20.39% - Sphere Entertainment soared nearly 10% as The Wizard of Oz drove strong Q4 results
  • IPG Photonics Corp. (IPGP) +18.54%
  • Crocs (CROX) +18.57%
  • Vontier (VNT) +14.76% - beat Q4 expectations and initiated 2026 guidance
  • Viking Therapeutics Inc (VKTX) +13.38%
  • Geo Group Inc (GEO) -14.85% - shares edged down as a Q4 earnings miss overshadowed a revenue beat
  • Neptune Insurance Holdings Inc (NP) -15.76%
  • NewMarket Corp (NEU) -12.41%

Small-cap movers ($300 million - $2 billion)

  • Fastly Inc (FSLY) +63.1% - shares climbed sharply after beating Q4 earnings estimates and issuing upbeat guidance
  • Novocure Ltd (NVCR) +34.86%
  • Redwood Trust Inc (RWT) +23.49%
  • Innovative Soluti (ISSC) +20.39%
  • SS Innovations International (SSII) +21.08%
  • PropTech Acquisition Corp (PRCH) +18.45%
  • Quidel Corp (QDEL) -16.98%
  • Collier Creek (UTZ) -16.89%
  • Energy Vault Holdings (NRGV) -21.8%
  • Tripadvisor (TRIP) -15.21% - shares fell after a Q4 earnings miss

Across market-cap segments, the day featured a mix of large declines tied to downgrades, accounting concerns and missed expectations, alongside outsized rallies driven by quarterly beats and upbeat guidance. Technology-related names again featured prominently among the heaviest movers, while consumer-facing and industrial companies also showed significant activity.

Summary of market drivers observed in the session:

  • Downgrades and accounting questions precipitated steep declines for some stocks (for example, ICON Plc -35.93%).
  • Quarterly results and guidance acted as clear catalysts for both rallies and drops, with several companies explicitly tied to Q4 earnings outcomes in the move descriptions.
  • Notable single-day percentage swings were present across market-cap tiers, from mega-cap technology names to small-cap specialists.

Risks

  • Earnings misses and disappointing guidance can produce sharp share price declines, as seen with Rollins (ROL), Geo Group (GEO) and Tripadvisor (TRIP) - risk affecting consumer and services sectors.
  • Analyst downgrades and accounting concerns, exemplified by ICON Plc (ICLR)'s downgrade, can trigger outsized negative moves, particularly in large-cap and mid-cap stocks.
  • Volatility is elevated for smaller-cap names that respond strongly to quarterly results and guidance, as demonstrated by Fastly (FSLY)'s 63.1% intraday gain and other double-digit moves.

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