# EDGAR Filing Document

**Accession Number:** 0001806952
**File Stem:** 0000000000-25-008503
**Filing Date:** 2025-8
**Character Count:** 2154
**Document Hash:** 3e6e3d7a6d35abd36cd6eb5ca2d1711a
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000000000-25-008503.hdr.sgml**: 20250915

**ACCESSION NUMBER**: 0000000000-25-008503

**CONFORMED SUBMISSION TYPE**: UPLOAD

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20250813

**FILED FOR**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Lyell Immunopharma, Inc.
- **CENTRAL INDEX KEY:** 0001806952
- **STANDARD INDUSTRIAL CLASSIFICATION:** PHARMACEUTICAL PREPARATIONS [2834]
- **ORGANIZATION NAME:** 03 Life Sciences
- **EIN:** 833006753
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** UPLOAD
- **SEC FILE NUMBER:** 333-289539

**BUSINESS ADDRESS:**
- **STREET 1:** 201 HASKINS WAY
- **CITY:** SOUTH SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94080
- **BUSINESS PHONE:** 650 695-0677

**MAIL ADDRESS:**
- **STREET 1:** 201 HASKINS WAY
- **CITY:** SOUTH SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94080
**PUBLIC REFERENCE ACCESSION NUMBER**: 0001193125-25-179042

## Text-Extract

```

                                                           August 13, 2025

Lynn Seely
President and Chief Executive Officer
Lyell Immunopharma, Inc.
201 Haskins Way
South San Francisco, CA 94080

       Re: Lyell Immunopharma, Inc.
           Registration Statement on Form S-3
           Filed August 12, 2025
           File No. 333-289539
Dear Lynn Seely:

       This is to advise you that we have not reviewed and will not review your
registration
statement.

        Please refer to Rules 460 and 461 regarding requests for acceleration.
We remind you
that the company and its management are responsible for the accuracy and
adequacy of their
disclosures, notwithstanding any review, comments, action or absence of action
by the staff.

       Please contact Joshua Gorsky at 202-551-7836 with any questions.

                                                           Sincerely,

                                                           Division of
Corporation Finance
                                                           Office of Life
Sciences
cc:   Asa M. Henin

```

### Attached PDF Documents

**Attachment 1:** `filename1`

_No text found in this document._