---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-048537"
form_type: "8-K"
ticker: "MCGA"
cik: "0002064658"
company_name: "Yorkville Acquisition Corp."
filed_at: "2026-04-24T23:59:59+00:00"
generated_at: "2026-05-15T04:17:19.721830+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# CEO Kevin McGurn resigns; CFO Troy Rillo appointed as CEO of Yorkville Acquisition Corp.

## Summary
- Kevin McGurn resigned as CEO and director on April 22, 2026, effective immediately; no dispute with company.
- Troy Rillo, previously CFO since Aug 2025, appointed as CEO effective April 22, 2026; will continue as CFO.
- Rillo is a partner at Yorkville Advisors, affiliate of sponsor; no new compensatory arrangement in connection.
- Rillo also serves as Co-CEO of Yorkville Securities LLC and President/CEO of Yorkville America LLC.

## SEC filing metadata
- accession: 0001104659-26-048537
- form_type: 8-K
- ticker: MCGA
- cik: 0002064658
- company_name: Yorkville Acquisition Corp.
- filed_at: 2026-04-24T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2064658/000110465926048537/0001104659-26-048537-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2064658/000110465926048537/tm2612660d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-048537
- JSON: https://secwatch.observer/filing/0001104659-26-048537.json
- Plain text: https://secwatch.observer/filing/0001104659-26-048537.txt

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