Company: INTS
Filing Date: 2025-03-28
Form Type: DRS
Source: 0001628279-25-000170
Chunk: 0

Company: INTENSITY THERAPEUTICS, INC.
Filing Date: 2025-03-28
Form: DRS
Chunk 0
---
<div align='center'>Confidential Treatment Requested by Intensity Therapeutics, Inc.</div>

#### Pursuant to 17 C.F.R. Section 200.83
<div align='center'>As confidentially submitted to the Securities and Exchange Commission on March 28, 2025.

This draft registration statement has not been publicly filed with the Securities and Exchange Commission and all information herein remains strictly confidential.</div>

#### Registration No. 333-

### UNITED STATES

### SECURITIES AND EXCHANGE COMMISSION

#### Washington, D.C. 20549

#### FORM S-1
<div align='center'>REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933</div>

#### INTENSITY THERAPEUTICS, INC.
<div align='center'>(Exact Name of Registrant as Specified in its Charter)</div>

| Delaware                        |     |                         2836 |     | 46-1488089         |
| (State or other jurisdiction of 
 incorporation or organization)  |     | -Primary Standard Industrial 
   Classification Code Number |     | -I.R.S. Employer   
 Identification No. |

#### 1 Enterprise Drive, Suite 430

#### Shelton, CT 06484-4779
<div align='center'>(203) 221-7381

(Address, Including Zip Code, and Telephone Number, Including Area Code, of Registrant’s Principal Executive Offices)</div>

#### Lewis H. Bender

#### President, Chief Executive Officer and Chairman

#### 1 Enterprise Drive, Suite 430

#### Shelton, CT 06484-4779
<div align='center'>(203) 221-7381

(Name, Address, Including Zip Code, and Telephone Number, Including Area Code, of Agent for Service)

Copies to:</div>

| Jeffrey P. Schultz, Esq.                            
 Ivan K. Blumenthal, Esq.                            
 Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C. 
 919 Third Avenue                                    
 New York, New York 10022                            
 212-935-3000                                        |     | Ron Ben-Bassat, Esq.                    
 Eric Victorson, Esq.                    
 Sullivan & Worcester LLP                
 1251 Avenue of the Americas, 19th Floor 
 New York, NY 10020                      
 (212) 660-3060                          |

Approximate date of commencement of proposed sale to the public: From time to time after