CASTLE BIOSCIENCES INC (CSTL) — large price moves

Health Care · NASDAQ

Single sessions where CSTL 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 4 moves listed, 3 have at least one filed event in the 5 days ending at the session, and 1 has 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

• 2026-08-19 +11.3% $29.03 to $32.32 filed events in the 5 days to 2026-08-19
  • 2026-08-14 Insider trade Open-market sale reported by an insider8 transactions · 2 insiders · $958,616Source: SEC Form 4
  • 2026-08-17 Insider trade Open-market sale reported by an insider1 transaction · 1 insider · $51,191Source: SEC Form 4
  • 2026-08-19 Analyst consensus Consensus price target moved upconsensus target $42.78 to $44.00 · between snapshots 2026-07-27 and 2026-08-19 · 9 analystsSource: Analyst consensus snapshots
• 2026-05-07 -22.3% $24.75 to $19.24 filed events in the 5 days to 2026-05-07
  • 2026-05-06 Earnings Quarterly results reportedquarter ended 2026-03-31 · reported EPS USD -0.49 against an estimate of USD -0.49 · surprise -0.3%Source: SEC filing calendar + Yahoo earnings history
  • 2026-05-06 Periodic filing 10-Q filedaccession 0001628280-26-031263Source: SEC EDGAR
  • 2026-05-06 Material event 8-K filed (material event)accession 0001628280-26-031255Source: SEC EDGAR
  • 2026-05-06 Filing language mdna changed in the 10-Qsection mdna · accession 0001628280-26-031263Source: SEC EDGAR (section comparison against the prior filing)
  • 2026-05-07 Insider trade Open-market sale reported by an insider14 transactions · 1 insider · $217,904Source: SEC Form 4
• 2026-02-04 -10.2% $38.94 to $34.96 filed events in the 5 days to 2026-02-04

  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.

• 2025-11-04 +21.7% $25.99 to $31.63 filed events in the 5 days to 2025-11-04
  • 2025-11-03 Earnings Quarterly results reportedquarter ended 2025-09-30 · reported EPS USD -0.02 against an estimate of USD -0.51 · surprise +96.1%Source: SEC filing calendar + Yahoo earnings history
  • 2025-11-03 Periodic filing 10-Q filedaccession 0001628280-25-048254Source: 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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Informational only — NOT financial advice. Price moves are computed from stored daily closes; filed events come from their own sources with their own dates.