---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-036206"
form_type: "8-K"
ticker: "H"
cik: "0001468174"
company_name: "Hyatt Hotels Corp"
filed_at: "2026-03-27T23:59:59+00:00"
generated_at: "2026-05-15T08:35:47.616874+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# Hyatt appoints Gianni Marostica to Board, increasing size to 12

## Summary
- Board size increased from 11 to 12; Marostica appointed effective March 27, 2026.
- Marostica designated as a Class II director, term until 2026 annual meeting.
- No arrangement or material interest in any transaction requiring disclosure.
- Compensation consistent with standard non-employee director package.

## SEC filing metadata
- accession: 0001104659-26-036206
- form_type: 8-K
- ticker: H
- cik: 0001468174
- company_name: Hyatt Hotels Corp
- filed_at: 2026-03-27T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1468174/000110465926036206/0001104659-26-036206-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1468174/000110465926036206/tm269877d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-036206
- JSON: https://secwatch.observer/filing/0001104659-26-036206.json
- Plain text: https://secwatch.observer/filing/0001104659-26-036206.txt

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