---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-22-097100"
form_type: "8-K"
ticker: "SENS"
cik: "0001616543"
company_name: "Senseonics Holdings, Inc."
filed_at: "2022-09-01T23:59:59+00:00"
generated_at: "2026-06-23T17:33:26.266245+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Senseonics CFO Nicholas Tressler steps down; Rick Sullivan named CFO effective Sept 1, 2022

## Summary
- Tressler will serve as advisor through Dec 31, 2022, then receive 8 months' severance plus pro-rata 2022 bonus.
- Sullivan appointed CFO with annual base salary of $370,000 and bonus potential up to 50% of salary.
- Sullivan granted 62,147 RSUs vesting in eight equal installments starting Nov 15, 2022.
- Sullivan previously served as VP Finance at Senseonics since October 2020.

## SEC filing metadata
- accession: 0001104659-22-097100
- form_type: 8-K
- ticker: SENS
- cik: 0001616543
- company_name: Senseonics Holdings, Inc.
- filed_at: 2022-09-01T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1616543/000110465922097100/0001104659-22-097100-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1616543/000110465922097100/tm2224997d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-22-097100
- JSON: https://secwatch.observer/filing/0001104659-22-097100.json
- Plain text: https://secwatch.observer/filing/0001104659-22-097100.txt

## Key facts
- Executive change
  Frederick ("Rick") Sullivan was appointed as Chief Financial Officer at Senseonics Holdings, Inc..
  - Action: appointed
  - Role: Chief Financial Officer
  source text: Effective September 1, 2022 (the “ Effective Date ”), the Board of Directors of the Company (the “ Board ”) appointed Frederick (“ Rick”) Sullivan as the Company’s Chief Financial Officer (in which capacity he will serve as the Company’s principal financial officer and principal accounting officer).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1616543/000110465922097100/0001104659-22-097100-index.htm
- Executive change
  Nicholas B. Tressler changed role as Chief Financial Officer at Senseonics Holdings, Inc..
  - Action: transition from his role as Chief Financial Officer
  - Role: Chief Financial Officer
  source text: On August 30, 2022, Nicholas B. Tressler and Senseonics Holdings, Inc. (the “ Company ”) mutually agreed that Mr. Tressler would transition from his role as the Company’s Chief Financial Officer effective as of September 1, 2022.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1616543/000110465922097100/0001104659-22-097100-index.htm

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