# EDGAR Filing Document

**Accession Number:** 0001933414
**File Stem:** 9999999997-23-000624
**Filing Date:** 2023-2
**Character Count:** 1722
**Document Hash:** 9cf2a7b698c05a54558ab838379961d9
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**9999999997-23-000624.hdr.sgml**: 20230310

**ACCESSION NUMBER**: 9999999997-23-000624

**CONFORMED SUBMISSION TYPE**: SEC STAFF LETTER

**CATEGORY**: REDACTED EXHIBIT

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20230215

**ACTION DATE**: 20230215

**RECEIVED DATE**: 20230217

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Mineralys Therapeutics, Inc.
- **CENTRAL INDEX KEY:** 0001933414
- **STANDARD INDUSTRIAL CLASSIFICATION:** PHARMACEUTICAL PREPARATIONS [2834]
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SEC STAFF LETTER

**BUSINESS ADDRESS:**
- **STREET 1:** 150 N. RADNOR CHESTER ROAD
- **STREET 2:** SUITE F200
- **CITY:** RADNOR
- **STATE:** PA
- **ZIP:** 19087
- **BUSINESS PHONE:** (888) 378-6240

**MAIL ADDRESS:**
- **STREET 1:** 150 N. RADNOR CHESTER ROAD
- **STREET 2:** SUITE F200
- **CITY:** RADNOR
- **STATE:** PA
- **ZIP:** 19087

### Attached PDF Documents

**Attachment 1:** `filename1`

[LOGO]

DIVISION OF
CORPORATION FINANCE

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549

February 15, 2023

Jon Congleton

Chief Executive Officer

Mineralys Therapeutics, Inc.

150 N. Radnor Chester Road, Suite F200

Radnor, PA 19087

Re: Mineralys Therapeutics, Inc.

Amendment No. 1 to Registration Statement on Form S-1

Exhibit No. 10.9

Filed February 2, 2023

File No. 333-269282

Dear Jon Congleton:

We have concluded our assessment of your redacted exhibit for compliance with applicable form requirements and will process your supplemental response and related materials in accordance with your request.

Sincerely,

Division of Corporation Finance