Company: INV
Filing Date: 2025-04-15
Form Type: POS AM
Source: 0001628280-25-017889
Chunk: 0

Company: Innventure, Inc.
Filing Date: 2025-04-15
Form: POS AM
Chunk 0
---
<div align='center'>As filed with the Securities and Exchange Commission on April 15, 2025.</div>

#### Registration No. 333-282971

### UNITED STATES

### SECURITIES AND EXCHANGE COMMISSION

#### Washington, D.C. 20549

#### POST-EFFECTIVE AMENDMENT NO. 1 TO

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

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

| Delaware                        |     |                         6770 |     | 93-4440048         |
| (State or other jurisdiction of 
 incorporation or organization)  |     | -Primary Standard Industrial 
   Classification Code Number |     | -I.R.S. Employer   
 Identification No. |

#### 6900 Tavistock Lakes Blvd, Suite 400

#### Orlando, Florida 32827
<div align='center'>(321) 209-6787

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

#### Gregory W. Haskell

#### Innventure, Inc.

#### 6900 Tavistock Lakes Blvd, Suite 400

#### Orlando, Florida 32827
<div align='center'>(321) 209-6787

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

Copies to:</div>

#### Joel T. May

#### Thomas L. Short

#### Jones Day

#### 1221 Peachtree Street, N.E., Suite 400

#### Atlanta, Georgia 30361

#### Tel: (404) 521-3939
<div align='center'>Approximate date of commencement of proposed sale to the public:

From time to time after the effective date hereof.</div>

If any of the securities being registered on this Form are to be offered on a delayed or continuous basis pursuant to Rule 415 under the Securities Act of 1933, check the following box. ☒

If this Form is filed to register additional securities for an offering pursuant to Rule 462(b) under the Securities Act, check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering. ☐

If this Form is a post-effective amendment filed pursuant to Rule 462