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OSI SYSTEMS INC (OSIS) — large price moves

Information Technology · NASDAQ

Single sessions where OSIS 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 2 moves listed, 2 have at least one filed event in the 5 days ending at the session, and 0 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

  • 2026-05-05 -17.0% $282.87 to $234.74 filed events in the 5 days to 2026-05-05
    • 2026-05-04 Earnings Quarterly results reportedquarter ended 2026-03-31 · reported EPS USD 2.60 against an estimate of USD 2.54 · surprise +2.3%Source: SEC filing calendar + Yahoo earnings history
    • 2026-05-04 Periodic filing 10-Q filedaccession 0001104659-26-055014Source: SEC EDGAR
    • 2026-05-04 Material event 8-K filed (material event)accession 0001104659-26-054857Source: SEC EDGAR
    • 2026-05-04 Filing language risk_factors changed in the 10-Qsection risk_factors · accession 0001104659-26-055014Source: SEC EDGAR (section comparison against the prior filing)
    • 2026-05-04 Filing language mdna changed in the 10-Qsection mdna · accession 0001104659-26-055014Source: SEC EDGAR (section comparison against the prior filing)
    • 2026-05-04 Insider trade Open-market sale reported by an insider1 transaction · 1 insider · $5,636,800Source: SEC Form 4
  • 2025-10-31 +14.2% $243.82 to $278.46 filed events in the 5 days to 2025-10-31
    • 2025-10-30 Earnings Quarterly results reportedquarter ended 2025-09-30 · reported EPS USD 1.42 against an estimate of USD 1.38 · surprise +3.1%Source: SEC filing calendar + Yahoo earnings history
    • 2025-10-30 Periodic filing 10-Q filedaccession 0001104659-25-104478Source: 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: OSI SYSTEMS INC (OSIS).

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