FEDERALUnknownLow
FIRST INTERSTATE BANCSYSTEM INC
bd_a9ed03a4c94d1522 · schema v1 · pii pii-v1
Full breach record for FIRST INTERSTATE BANCSYSTEM INC →Item 1C disclosure for a banking entity stating no significant compromise, data loss, or material financial losses from cybersecurity attacks have occurred. The filing details risk management strategies, governance structures (CIRT, ERMC), and employee training, but confirms no actual breach incident.
Tracked as a single-filing incident — the only disclosure on record for this event so far.ConfirmedView incident
Source provenance
- Source URL
- https://www.sec.gov/Archives/edgar/data/860413/000086041326000011/fibk-20251231.htm
DisclosureLens renders the full SEC/HHS filing inline below from the originating regulator’s public record (§4.5 fair report privilege).
- Filed at
- Feb 26, 2026
- Raw hash
- 6a9c13d4d7c4d31c11dc544de7cfafaa86ed250f69e7edb95f3ab77bbd9cf002
Source filing
AI-assisted summary above. The structured extract on this page was generated from the document below. Inspect the source to verify or correct any field.
Reporting entity
- Name
- FIRST INTERSTATE BANCSYSTEM INCnorm: first interstate bancsystem
- SEC CIK
- 860413
- Domain
- fibk.com
Victim entity
- Name
- FIRST INTERSTATE BANCSYSTEM INCnorm: first interstate bancsystem
- SEC CIK
- 860413
- Domain
- fibk.com
Incident
- Discovered
- —
- Materiality determined
- —
- Notification sent
- —
- Affected individuals
- Not disclosed
- Data types
- —
- Attack vector
- Unknown
Compliance
- Compliance flags
- — (clock not assessable for this source)
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.