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AMPLITUDE INC CLASS A (AMPL) — large price moves

Information Technology · NASDAQ

Single sessions where AMPL 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.

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Of the 6 moves listed, 4 have at least one filed event in the 5 days ending at the session, and 2 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

  • 2026-08-27 +10.2% $12.96 to $14.28 filed events in the 5 days to 2026-08-27
    • 2026-08-25 Analyst consensus Consensus price target moved upconsensus target $11.36 to $13.77 · between snapshots 2026-08-02 and 2026-08-25 · 11 analystsSource: Analyst consensus snapshots
  • 2026-07-01 +11.8% $7.65 to $8.55 filed events in the 5 days to 2026-07-01

    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.

  • 2026-06-01 +12.3% $7.82 to $8.78 filed events in the 5 days to 2026-06-01
    • 2026-06-01 Insider trade Open-market sale reported by an insider2 transactions · 1 insider · $361,061Source: SEC Form 4
  • 2026-05-29 +13.7% $6.88 to $7.82 filed events in the 5 days to 2026-05-29

    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.

  • 2026-05-07 -21.4% $7.52 to $5.91 filed events in the 5 days to 2026-05-07
    • 2026-05-04 Insider trade Open-market sale reported by an insider1 transaction · 1 insider · $142,877Source: SEC Form 4
    • 2026-05-06 Earnings Quarterly results reportedquarter ended 2026-03-31 · reported EPS USD -0.02 against an estimate of USD -0.01 · surprise -140.4%Source: SEC filing calendar + Yahoo earnings history
    • 2026-05-06 Material event 8-K filed (material event)accession 0001193125-26-209264Source: SEC EDGAR
    • 2026-05-07 Periodic filing 10-Q filedaccession 0001193125-26-209631Source: SEC EDGAR
    • 2026-05-07 Filing language mdna changed in the 10-Qsection mdna · accession 0001193125-26-209631Source: SEC EDGAR (section comparison against the prior filing)
  • 2026-02-18 +13.3% $6.34 to $7.18 filed events in the 5 days to 2026-02-18
    • 2026-02-18 Earnings Quarterly results reportedquarter ended 2025-12-31 · reported EPS USD 0.04 against an estimate of USD 0.05 · surprise -12.3%Source: SEC filing calendar + Yahoo earnings history
    • 2026-02-18 Material event 8-K filed (material event)accession 0001193125-26-057052Source: SEC EDGAR

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: AMPLITUDE INC CLASS A (AMPL).

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