US regular session 9:30 AM–4:00 PM ET·Stories: Mon 26 Oct 2026·Stock prices: as of 4:00 PM ET (Finnhub)·Data updated 4:02 PM ET·New York --:-- · Your time --:--
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Movers

Monday's biggest movers: Bloom Energy sinks 11.2% and Genmab A/S jumps 9.5%

The largest moves among $20B+ companies, with the context the numbers give: how unusual each move was and any filing or earnings report behind it.

The short version

  • Top decliner: BE -11.2%.
  • Top gainer: GMAB +9.5%.
Get the daily filings briefMovers, SEC filings and earnings before the open. Free.

Among US-listed companies worth at least $20 billion, the biggest moves in Monday's session (26 October) came from Bloom Energy, which fell 11.2%, and Genmab A/S, which rose 9.5%.

BEBloom Energy-11.2%
CRDOCredo Technology-9.5%
FIXComfort Systems USA-9.3%
TAT&T-8.0%
TMUST-Mobile US-7.7%
Biggest decliners, $20B+ companies, 26 Oct 2026 Source: Nasdaq; Yahoo Finance

The decliners

Bloom Energy (BE) fell 11.2% to $193.30. It was its biggest one-day drop since 28 July, based on the past year of closes. The shares are up 135% this year and 41.0% below their 52-week closing high. It reported quarterly results on 22 October: EPS of $0.76 against a $0.56 consensus (Nasdaq). On 22 October the company filed an 8-K in which it reported results of operations and published a Regulation FD disclosure. Coverage since the move includes StockStory's headline “1 profitable stock worth your attention and 2 we turn down”.

Credo Technology (CRDO) fell 9.5% to $147.29. It was its biggest one-day drop since 23 October, based on the past year of closes. The shares are up 5.0% this year and 50.0% below their 52-week closing high.

Comfort Systems USA (FIX) fell 9.3% to $1,160.86. It was its biggest one-day drop since 23 October, based on the past year of closes. The shares are up 33.3% this year and 39.8% below their 52-week closing high. It reported quarterly results on 22 October: EPS of $13.91 against a $12.71 consensus (Nasdaq). On 22 October the company filed an 8-K in which it reported results of operations and disclosed another material event. Coverage since the move includes Investor's Business Daily's headline “Stock Market Today: Dow Up As Anthropic Filing Boosts Tech; Lingerie Play Flirts With Buy Point (Live Coverage)”.

AT&T (T) fell 8.0% to $20.93. It was its biggest one-day drop since 9 October, based on the past year of closes. The shares are down 16.1% this year and 28.4% below their 52-week closing high. On 21 October the company filed an 8-K in which it reported results of operations.

GMABGenmab A/S+9.5%
VGVenture Global+9.3%
CCICrown Castle+9.1%
CRWDCrowdStrike+8.3%
FCNCAFirst Citizens BancShares+8.2%
Biggest gainers, $20B+ companies, 26 Oct 2026 Source: Nasdaq; Yahoo Finance

The gainers

Genmab A/S (GMAB) rose 9.5% to $43.79. It was its biggest one-day gain since 5 October, based on the past year of closes. The shares are up 45.1% this year and at their 52-week closing high. Coverage since the move includes Reuters's headline “European stocks rebound as corporate optimism lifts mood ahead of rate decisions”.

Venture Global (VG) rose 9.3% to $14.00. It was its biggest one-day gain since 15 May, based on the past year of closes. The shares are up 102% this year and 21.5% below their 52-week closing high. Coverage since the move includes Trefis's headline “What Is The One Risk Every Venture Global Investor Should Know?”.

Crown Castle (CCI) rose 9.1% to $85.97. It was its biggest one-day gain since 23 October, based on the past year of closes. The shares are down 1.6% this year and 10.4% below their 52-week closing high. On 21 October the company filed an 8-K in which it reported results of operations and published a Regulation FD disclosure.

CrowdStrike (CRWD) rose 8.3% to $257.57. It was its biggest one-day gain since 14 September, based on the past year of closes. The shares are up 123% this year and 6.1% below their 52-week closing high.

The megacaps

Of the 12 most-watched names we track, 8 closed higher. Tesla (TSLA) did best at +5.21%, and Meta (META) worst at -1.88%.

Figures: Nasdaq (prices and market values for $20B+ companies), Yahoo Finance (past-year closes), SEC EDGAR, Nasdaq earnings calendar. Closing prices.

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