---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-26-064586"
form_type: "8-K"
ticker: "PRCT"
cik: "0001588978"
company_name: "PROCEPT BioRobotics Corp"
filed_at: "2026-10-02T20:46:33+00:00"
generated_at: "2026-10-12T14:40:13.704738+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# PROCEPT BioRobotics appoints Dr. Michael Mack to board, increasing size from nine to ten directors

## Summary
- The board approved increasing its size from nine to ten members and appointed Dr. Michael Mack as a Class II director, effective October 2, 2026.
- Dr. Mack is an independent director, and his initial term will expire at the company's 2029 annual meeting of stockholders.
- Mack is a cardiac surgeon in Dallas since 1982 who is board-certified in internal medicine, general surgery and thoracic surgery and has more than 1,100 peer-reviewed publications.
- He will be compensated consistent with other non-employee directors and will enter the company's standard director and officer indemnification and advancement agreement.
- No arrangements or understandings with other persons and no related-party transactions involving Dr. Mack were disclosed.

## SEC filing metadata
- accession: 0001628280-26-064586
- form_type: 8-K
- ticker: PRCT
- cik: 0001588978
- company_name: PROCEPT BioRobotics Corp
- filed_at: 2026-10-02T20:46:33+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1588978/000162828026064586/0001628280-26-064586-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1588978/000162828026064586/prct-20261002.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-26-064586
- JSON: https://secwatch.observer/filing/0001628280-26-064586.json
- Plain text: https://secwatch.observer/filing/0001628280-26-064586.txt

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