---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-23-005580"
form_type: "8-K"
ticker: "PUMP"
cik: "0001680247"
company_name: "ProPetro Holding Corp."
filed_at: "2023-01-23T23:59:59+00:00"
generated_at: "2026-06-20T11:51:12.912040+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# ProPetro appoints Mary Ricciardello to Board of Directors

## Summary
- Mary P. Ricciardello appointed to ProPetro Board effective January 20, 2023.
- She will serve on the Nominating and Corporate Governance Committee and Audit Committee.
- Ricciardello is deemed independent and qualifies as an audit committee financial expert.
- She receives standard non-employee director compensation and an indemnification agreement.

## SEC filing metadata
- accession: 0001104659-23-005580
- form_type: 8-K
- ticker: PUMP
- cik: 0001680247
- company_name: ProPetro Holding Corp.
- filed_at: 2023-01-23T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1680247/000110465923005580/0001104659-23-005580-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1680247/000110465923005580/tm234032d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-23-005580
- JSON: https://secwatch.observer/filing/0001104659-23-005580.json
- Plain text: https://secwatch.observer/filing/0001104659-23-005580.txt

## Key facts
- Executive change
  Mary P. Ricciardello was appointed as director at ProPetro Holding Corp..
  - Action: appointed
  source text: On January 20, 2023, the board of directors (the “Board”) of ProPetro Holding Corp. (the “Company”) appointed Mary P. Ricciardello as a director and as a member of the Nominating and Coprorate Governance Committee and the Audit Committee of the Board in connection with an increase in Board size.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1680247/000110465923005580/0001104659-23-005580-index.htm

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