---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-183045"
form_type: "8-K"
ticker: null
cik: "0001949543"
company_name: "Sitio Royalties Corp."
filed_at: "2025-08-19T23:59:59+00:00"
generated_at: "2026-05-17T11:34:08.618772+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.9
calibrated_materiality_score: 0.9
confidence: "high"
source: SEC EDGAR
---

# Sitio Royalties completes merger with Viper Energy; common stock delisted from NYSE

## Summary
- Sitio stockholders received 0.4855 shares of New Viper Class A common stock per share owned.
- Former Sitio stockholders own ~20% of New Viper; Viper stockholders own ~80%.
- All $600M of 7.875% Senior Notes due 2028 redeemed at applicable premium plus accrued interest.
- Sitio's Class A common stock delisted from NYSE effective August 19, 2025; Form 25 filed.
- Entire Sitio board and seven named officers resigned; new directors and officers from Viper appointed.

## SEC filing metadata
- accession: 0001193125-25-183045
- form_type: 8-K
- cik: 0001949543
- company_name: Sitio Royalties Corp.
- filed_at: 2025-08-19T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.9
- calibrated_materiality_score: 0.9
- confidence: high
- sec_items: 1.02, 2.01, 3.01, 3.03, 5.01, 5.03, 5.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1949543/000119312525183045/0001193125-25-183045-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1949543/000119312525183045/d75964d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-183045
- JSON: https://secwatch.observer/filing/0001193125-25-183045.json
- Plain text: https://secwatch.observer/filing/0001193125-25-183045.txt

## Key facts
- Governance Changes
  Sitio Royalties Corp.: Amended and restated certificate of incorporation in its entirety (effective 2025-08-19).
  - Change: charter amendment
  - Effective: 2025-08-19
  source text: the Company’s amended and restated certificate of incorporation
  evidence_url: https://www.sec.gov/Archives/edgar/data/1949543/000119312525183045/0001193125-25-183045-index.htm
- M&A Transactions
  Sitio Royalties Corp. underwent a change of control involving Viper Energy, Inc. (formerly New Cobra Pubco, Inc.) (closed 2025-08-19).
  - Action: change of control
  - Counterparty: Viper Energy, Inc. (formerly New Cobra Pubco, Inc.)
  - Closing: 2025-08-19
  source text: As discussed in the Introductory Note, on August 19, 2025, the Mergers were consummated in accordance with the terms of the Merger Agreement.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1949543/000119312525183045/0001193125-25-183045-index.htm

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