---
schema_version: "secwatch.filing_event.v1"
accession: "0001876042-26-000078"
form_type: "8-K"
ticker: "CRCL"
cik: "0001876042"
company_name: "Circle Internet Group, Inc."
filed_at: "2026-03-17T23:59:59+00:00"
generated_at: "2026-05-15T10:57:22.502326+00:00"
event_type: "leadership"
sentiment: "positive"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Circle appoints Microsoft executive Kirk Koenigsbauer to Board of Directors

## Summary
- Kirk Koenigsbauer appointed to Circle's Board, effective March 16, 2026, as a Class III director.
- He serves as President & COO of Microsoft's Experiences and Devices Group, overseeing Microsoft 365 and Copilot.
- Koenigsbauer will join the Compensation Committee and Risk Committee.
- He brings over 30 years of experience in enterprise software, cloud platforms, and security businesses.
- Board size increased to nine directors; Koenigsbauer is independent under NYSE rules.

## SEC filing metadata
- accession: 0001876042-26-000078
- form_type: 8-K
- ticker: CRCL
- cik: 0001876042
- company_name: Circle Internet Group, Inc.
- filed_at: 2026-03-17T23:59:59+00:00
- event_type: leadership
- sentiment: positive
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1876042/000187604226000078/0001876042-26-000078-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1876042/000187604226000078/crcl-20260316.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001876042-26-000078
- JSON: https://secwatch.observer/filing/0001876042-26-000078.json
- Plain text: https://secwatch.observer/filing/0001876042-26-000078.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.