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Arm Holdings (ARM) — large price moves

Information Technology · NASDAQ

Single sessions where ARM closed 10% or more away from the previous close, between 2025-10-08 and 2026-10-08. Each one lists the events filed in the 5 days ending at that session, in date order.

Of the 17 moves listed, 11 have at least one filed event in the 5 days ending at the session, and 6 have none. Across the catalog most large moves have nothing filed near them, so an empty list is an ordinary result and not a gap.

Moves

  • 2026-09-21 +17.2% $275.61 to $322.90 filed events in the 5 days to 2026-09-21
    • 2026-09-18 Periodic filing 6-K filedaccession 0001973239-26-000135Source: SEC EDGAR
    • 2026-09-21 Analyst consensus Consensus price target moved upconsensus target $285.72 to $288.71 · between snapshots 2026-08-25 and 2026-09-21 · 40 analystsSource: Analyst consensus snapshots
    • 2026-09-21 Insider trade Open-market sale reported by an insider1 transaction · 1 insider · $3,120,000Source: SEC Form 4
  • 2026-08-04 +17.4% $239.06 to $280.56 filed events in the 5 days to 2026-08-04
    • 2026-08-02 Analyst consensus Consensus price target moved downconsensus target $300.73 to $286.79 · between snapshots 2026-07-26 and 2026-08-02 · 37 analystsSource: Analyst consensus snapshots
  • 2026-06-23 -10.1% $407.72 to $366.39 filed events in the 5 days to 2026-06-23

    No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.

  • 2026-06-12 +11.3% $342.23 to $380.81 filed events in the 5 days to 2026-06-12

    No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.

  • 2026-06-05 -16.7% $411.83 to $342.93 filed events in the 5 days to 2026-06-05
    • 2026-06-01 Insider trade Open-market sale reported by an insider2 transactions · 1 insider · $2,644,252Source: SEC Form 4
    • 2026-06-02 Insider trade Open-market sale reported by an insider1 transaction · 1 insider · $4,439,866Source: SEC Form 4
  • 2026-06-01 +15.7% $353.29 to $408.85 filed events in the 5 days to 2026-06-01
    • 2026-05-28 Insider trade Open-market sale reported by an insider1 transaction · 1 insider · $1,444,002Source: SEC Form 4
    • 2026-06-01 Insider trade Open-market sale reported by an insider2 transactions · 1 insider · $2,644,252Source: SEC Form 4
  • 2026-05-28 +10.8% $302.71 to $335.27 filed events in the 5 days to 2026-05-28
    • 2026-05-26 Periodic filing 20-F filedaccession 0001973239-26-000097Source: SEC EDGAR
    • 2026-05-28 Insider trade Open-market sale reported by an insider1 transaction · 1 insider · $1,444,002Source: SEC Form 4
  • 2026-05-21 +16.2% $256.73 to $298.23 filed events in the 5 days to 2026-05-21
    • 2026-05-18 Insider trade Open-market sale reported by an insider1 transaction · 1 insider · $5,090,502Source: SEC Form 4
    • 2026-05-19 Insider trade Open-market sale reported by an insider2 transactions · 2 insiders · $11,242,527Source: SEC Form 4
    • 2026-05-20 Insider trade Open-market sale reported by an insider3 transactions · 3 insiders · $9,316,777Source: SEC Form 4
    • 2026-05-21 Insider trade Open-market sale reported by an insider4 transactions · 2 insiders · $4,730,725Source: SEC Form 4
  • 2026-05-20 +15.1% $223.15 to $256.73 filed events in the 5 days to 2026-05-20
    • 2026-05-15 Insider trade Open-market sale reported by an insider1 transaction · 1 insider · $1,487,850Source: SEC Form 4
    • 2026-05-18 Insider trade Open-market sale reported by an insider1 transaction · 1 insider · $5,090,502Source: SEC Form 4
    • 2026-05-19 Insider trade Open-market sale reported by an insider2 transactions · 2 insiders · $11,242,527Source: SEC Form 4
    • 2026-05-20 Insider trade Open-market sale reported by an insider3 transactions · 3 insiders · $9,316,777Source: SEC Form 4
  • 2026-05-07 -10.1% $237.30 to $213.31 filed events in the 5 days to 2026-05-07
    • 2026-05-06 Periodic filing 6-K filedaccession 0001973239-26-000062Source: SEC EDGAR
  • 2026-05-06 +13.6% $208.84 to $237.30 filed events in the 5 days to 2026-05-06
    • 2026-05-06 Periodic filing 6-K filedaccession 0001973239-26-000062Source: SEC EDGAR
  • 2026-04-24 +14.8% $204.61 to $234.81 filed events in the 5 days to 2026-04-24
    • 2026-04-21 Periodic filing 6-K filedaccession 0001973239-26-000059Source: SEC EDGAR
    • 2026-04-22 Insider trade Open-market sale reported by an insider1 transaction · 1 insider · $3,830,400Source: SEC Form 4
    • 2026-04-23 Insider trade Open-market sale reported by an insider1 transaction · 1 insider · $313,823Source: SEC Form 4
    • 2026-04-24 Insider trade Open-market sale reported by an insider1 transaction · 1 insider · $350,078Source: SEC Form 4
  • 2026-04-22 +12.0% $175.49 to $196.57 filed events in the 5 days to 2026-04-22
    • 2026-04-21 Periodic filing 6-K filedaccession 0001973239-26-000059Source: SEC EDGAR
    • 2026-04-22 Insider trade Open-market sale reported by an insider1 transaction · 1 insider · $3,830,400Source: SEC Form 4
  • 2026-03-31 +10.5% $136.96 to $151.28 filed events in the 5 days to 2026-03-31

    No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.

  • 2026-03-25 +16.4% $134.96 to $157.07 filed events in the 5 days to 2026-03-25

    No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.

  • 2026-02-06 +11.6% $110.88 to $123.70 filed events in the 5 days to 2026-02-06

    No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.

  • 2025-10-13 +11.1% $154.81 to $171.94 filed events in the 5 days to 2025-10-13

    No filed event was recorded for this company in the 5 days ending on this session. That is what our sources hold, not a statement about what happened.

These are events filed near a session, listed by date. They are not ranked, and no connection between an event and a price move is stated or implied.

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See the full company profile: Arm Holdings (ARM).

Informational only — NOT financial advice. Price moves are computed from stored daily closes; filed events come from their own sources with their own dates.