Company: INV
Filing Date: 2025-01-30
Form Type: 424B3
Source: 0001628280-25-003192
Chunk: 2

Company: Innventure, Inc.
Filing Date: 2025-01-30
Form: 424B3
Chunk 2
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(a) of the Exchange Act. ☐

#### Item 7.01 Regulation FD Disclosure.
As previously announced, Innventure, Inc. (“Innventure”) will host a conference call on January 30, 2025 at 5:00 p.m. ET to discuss its recently announced collaboration with The Dow Chemical Company and the launch of its fourth operating company, Refinity. Attached as Exhibit 99.1 to this Current Report on Form 8-K and incorporated into this Item 7.01 by reference is the presentation that Innventure will use during the conference call. The presentation will also be available on the “News & Events: Presentations” page of Innventure's website: https://ir.innventure.com/news-events/presentations.

#### Item 9.01 Financial Statements and Exhibits.
(d) Exhibits

| Exhibit Number 
 99.1           |     | Description of Exhibit                                      
 InvestorPresentationdated January30, 2025                   |
|:---------------|:----|:------------------------------------------------------------|
| 104            |     | Cover Page Interactive Data File (formatted in Inline XBRL) |

### SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

| Date: January 30, 2025 |     | INNVENTURE, INC. 
 By:              |     | /s/ David Yablunosky    |
|:-----------------------|:----|:-----------------|:----|:------------------------|
|                        |     | Name:            |     | David Yablunosky        |
|                        |     | Title:           |     | Chief Financial Officer |