# EDGAR Filing Document

**Accession Number:** 0001789972
**File Stem:** 0001193125-23-066254
**Filing Date:** 2023-3
**Character Count:** 2559
**Document Hash:** db4614f22031c91d3e84e0f96d1218eb
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-23-066254.hdr.sgml**: 20230616

**ACCESSION NUMBER**: 0001193125-23-066254

**CONFORMED SUBMISSION TYPE**: CORRESP

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20230309

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Cullinan Oncology, Inc.
- **CENTRAL INDEX KEY:** 0001789972
- **STANDARD INDUSTRIAL CLASSIFICATION:** BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
- **IRS NUMBER:** 813867811
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** CORRESP

**BUSINESS ADDRESS:**
- **STREET 1:** ONE MAIN STREET
- **STREET 2:** SUITE 1350
- **CITY:** CAMBRIDGE
- **STATE:** MA
- **ZIP:** 02142
- **BUSINESS PHONE:** 617-410-4650

**MAIL ADDRESS:**
- **STREET 1:** ONE MAIN STREET
- **STREET 2:** SUITE 1350
- **CITY:** CAMBRIDGE
- **STATE:** MA
- **ZIP:** 02142

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Cullinan Management, Inc.
- **DATE OF NAME CHANGE:** 20210107

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Cullinan Oncology, LLC
- **DATE OF NAME CHANGE:** 20191001

**CULLINAN ONCOLOGY, INC.** 

One Main Street, Suite 1350

Cambridge, MA 02142

March 9, 2023

**<u>VIA EDGAR</u>**

Securities and Exchange Commission

Division of Corporate Finance

100 F Street, N.E.

Washington, D.C. 20549

---

| | |
|:---|:---|
| Attention: | Jimmy McNamara |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;Re: | Cullinan Oncology, Inc. |
|  | Registration Statement on Form S-3 (File No. 333-270384) |
|  | <u>Request for Acceleration</u> |

---

Ladies and Gentlemen:

Pursuant to Rule 461 under the Securities Act of 1933, as amended, Cullinan Oncology, Inc., a Delaware corporation (the "<u>Company</u>"), hereby requests that the effective date for the registration statement referred to above be accelerated so that it will be declared effective at 4:00 p.m. Eastern Time on March 13, 2023, or as soon as possible thereafter. The Company hereby authorizes Thomas Danielski of Ropes & Gray LLP, counsel to the Company, to orally modify or withdraw this request for acceleration.

Please call Thomas Danielski of Ropes & Gray LLP, counsel to the Company, at (617) 235-4961 as soon as the registration statement has been declared effective.

[*Signature page follows*]

------

---

| | |
|:---|:---|
| Very truly yours, | Very truly yours, |
| CULLINAN ONCOLOGY, INC. | CULLINAN ONCOLOGY, INC. |
| By: | /s/ Jeffrey Trigilio |
| Name: | Jeffrey Trigilio |
| Title: | Chief Financial Officer |

---

*[Signature Page to Acceleration Request]*