---
schema_version: "secwatch.filing_event.v1"
accession: "0001933414-23-000076"
form_type: "8-K"
ticker: "MLYS"
cik: "0001933414"
company_name: "Mineralys Therapeutics, Inc."
filed_at: "2023-09-14T23:59:59+00:00"
generated_at: "2026-06-10T17:59:59.824930+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Mineralys appoints Karydas and Sblendorio to board after Takahashi resignation

## Summary
- Takeshi Takahashi resigned from board on Sept 12; no disagreement cited.
- Board expanded to 8 members; appointed Daphne Karydas (Class III) and Glenn Sblendorio (Class II) effective Sept 13.
- Karydas named audit committee chair; Sblendorio named compensation committee chair.
- Each new director received options to purchase 44,000 shares vesting monthly over 3 years.

## SEC filing metadata
- accession: 0001933414-23-000076
- form_type: 8-K
- ticker: MLYS
- cik: 0001933414
- company_name: Mineralys Therapeutics, Inc.
- filed_at: 2023-09-14T23:59:59+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/1933414/000193341423000076/0001933414-23-000076-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1933414/000193341423000076/mlys-20230912.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001933414-23-000076
- JSON: https://secwatch.observer/filing/0001933414-23-000076.json
- Plain text: https://secwatch.observer/filing/0001933414-23-000076.txt

## Key facts
- Executive change
  Takeshi Takahashi resigned as Director at Mineralys Therapeutics, Inc..
  - Action: resigned
  - Role: Director
  source text: On September 12, 2023, Takeshi Takahashi, M.B.A., resigned from the Board of Directors (the "Board") of Mineralys Therapeutics, Inc. (the "Company").
  evidence_url: https://www.sec.gov/Archives/edgar/data/1933414/000193341423000076/0001933414-23-000076-index.htm
- Executive change
  Glenn P. Sblendorio was appointed as Director at Mineralys Therapeutics, Inc..
  - Action: appointed
  - Role: Director
  source text: the Board appointed Daphne Karydas and Glenn P. Sblendorio as members of the Board.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1933414/000193341423000076/0001933414-23-000076-index.htm
- Executive change
  Daphne Karydas was appointed as Director at Mineralys Therapeutics, Inc..
  - Action: appointed
  - Role: Director
  source text: the Board appointed Daphne Karydas and Glenn P. Sblendorio as members of the Board.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1933414/000193341423000076/0001933414-23-000076-index.htm

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