Company: NGVT
Filing Date: 2025-02-25
Form Type: DEFA14A
Source: 0001140361-25-005894
Chunk: 0

Company: Ingevity Corp
Filing Date: 2025-02-25
Form: DEFA14A
Chunk 0
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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a party other than the Registrant ☐ Check the appropriate box:

| ☐ | Preliminary Proxy Statement |

| ☐ | Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) |

| ☐ | Definitive Proxy Statement |

| ☐ | Definitive Additional Materials |

| ☒ | Soliciting Material Pursuant to §240.14a-12 |

INGEVITY CORPORATION (Name of Registrant as Specified In Its Charter) (Name of Person(s) Filing Proxy Statement, if Other Than The Registrant) Payment of Filing Fee (Check the appropriate box):

| ☒ | No fee required.                                                                                    |
| ☐ | Fee paid previously with preliminary materials.                                                     |
| ☐ | Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11 |

On February 25, 2025, Ingevity Corporation (the “Company”) issued the following press release. A copy of the stockholder letter included in the press release was also sent directly to certain stockholders of the Company. Ingevity Highlights Significant Momentum on Actions Underway to Drive Improved Performance and Value Creation Delivered Record Year in Performance Materials and Strategic Repositioning in Performance Chemicals Is Already Demonstrating Results Business Portfolio Review Is Progressing with Recently Announced Strategic Alternatives Process for Industrial Specialties Product Line and Evaluation of Additional Portfolio and Cost Reduction Actions Ongoing Provides Information About Engagement with Vision One NORTH CHARLESTON, S.C., – February 25, 2025 –Ingevity Corporation (NYSE: NGVT) today issued the following letter to stockholders in response to the presentation issued by Vision One Management Partners (“Vision One”) earlier today: Dear Ingevity Stockholders, The Ingevity Board of Directors and leadership team are committed to taking aggressive actions to deliver significant, sustainable value creation for all Ingevity stockholders. Over the last year, we have undertaken a broad range of initiatives to enhance our business performance, improve our portfolio and strengthen our governance. These initiatives include:

| • | Delivering a record year for