---
schema_version: "secwatch.filing_event.v1"
accession: "0001397702-23-000017"
form_type: "8-K"
ticker: null
cik: "0001397702"
company_name: "Silk Road Medical Inc"
filed_at: "2023-03-15T23:59:59+00:00"
generated_at: "2026-06-18T01:50:46.403061+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# Silk Road Medical appoints Mhairi Jones as Chief Accounting Officer and VP Finance

## Summary
- Mhairi Jones, age 52, appointed CAO and VP Finance effective March 9, 2023; previously VP of Finance and Accounting since Feb 2018.
- Lucas W. Buchanan remains CFO and COO but will no longer serve as principal accounting officer.
- Board approved amended bylaws effective March 15, 2023, incorporating universal proxy rules and DGCL updates.

## SEC filing metadata
- accession: 0001397702-23-000017
- form_type: 8-K
- cik: 0001397702
- company_name: Silk Road Medical Inc
- filed_at: 2023-03-15T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 5.02, 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1397702/000139770223000017/0001397702-23-000017-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1397702/000139770223000017/silk-20230309x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001397702-23-000017
- JSON: https://secwatch.observer/filing/0001397702-23-000017.json
- Plain text: https://secwatch.observer/filing/0001397702-23-000017.txt

## Key facts
- Executive change
  Mhairi Jones was appointed as Chief Accounting Officer and Vice President, Finance at Silk Road Medical Inc.
  - Action: appointed
  - Role: Chief Accounting Officer and Vice President, Finance
  source text: On March 9, 2023, the Board of Directors of Silk Road Medical, Inc. (the “Company”) appointed Mhairi Jones, age 52, as Chief Accounting Officer and Vice President, Finance, effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1397702/000139770223000017/0001397702-23-000017-index.htm
- Executive change
  Lucas W. Buchanan changed role as Chief Financial Officer and Chief Operating Officer at Silk Road Medical Inc.
  - Action: will no longer serve as principal accounting officer
  - Role: Chief Financial Officer and Chief Operating Officer
  source text: As a result of Ms. Jones’s appointment, Lucas W. Buchanan, the Company’s Chief Financial Officer and Chief Operating Officer, will no longer serve as the Company’s principal accounting officer but will remain as the Company’s principal financial officer.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1397702/000139770223000017/0001397702-23-000017-index.htm
- Governance Changes
  Silk Road Medical Inc: Amended and Restated Bylaws incorporating changes for universal proxy rules, DGCL amendments, and procedural updates (effective 2023-03-15).
  - Change: bylaw amendment
  - Effective: 2023-03-15
  source text: Also on March 9, 2023, the Company’s Board of Directors (the “Board”) approved and adopted Amended and Restated Bylaws (the “Amended and Restated Bylaws”) incorporating certain amendments, including amendments in response to the new universal proxy rules promulgated by the Securities and Exchange Commission (the “SEC”) and recent amendments to the Delaware General Corporation Law (the “DGCL”). The Amended and Restated Bylaws will become effective as of March 15, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1397702/000139770223000017/0001397702-23-000017-index.htm

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