---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-228074"
form_type: "8-K"
ticker: "IVVD"
cik: "0001832038"
company_name: "Invivyd, Inc."
filed_at: "2023-09-05T23:59:59+00:00"
generated_at: "2026-06-11T00:09:52.027299+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.45
calibrated_materiality_score: 0.45
confidence: "high"
source: SEC EDGAR
---

# Invivyd appoints William Duke as CFO effective September 1, 2023

## Summary
- William Duke (51) appointed CFO; previously CFO at Apexigen and Kaleido Biosciences.
- Salary $475,000, initial target bonus 40% of salary, $20,000 signing bonus.
- Received option to purchase 750,000 shares vesting over 4 years.
- Duke led Apexigen through its sale to Pyxis Oncology and completed multiple financings.
- CEO Hering cited Duke's experience as valuable for upcoming VYD222 clinical study and potential EUA submission.

## SEC filing metadata
- accession: 0001193125-23-228074
- form_type: 8-K
- ticker: IVVD
- cik: 0001832038
- company_name: Invivyd, Inc.
- filed_at: 2023-09-05T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.45
- calibrated_materiality_score: 0.45
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1832038/000119312523228074/0001193125-23-228074-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1832038/000119312523228074/d539466d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-228074
- JSON: https://secwatch.observer/filing/0001193125-23-228074.json
- Plain text: https://secwatch.observer/filing/0001193125-23-228074.txt

## Key facts
- Executive change
  William Duke was appointed as Chief Financial Officer at Invivyd, Inc..
  - Action: appointed
  - Role: Chief Financial Officer
  source text: On September 5, 2023, Invivyd, Inc. (the “Company”) announced the appointment of William Duke, age 51, as the Company’s Chief Financial Officer, effective as of September 1, 2023
  evidence_url: https://www.sec.gov/Archives/edgar/data/1832038/000119312523228074/0001193125-23-228074-index.htm

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