# EDGAR Filing Document

**Accession Number:** 0001674101
**File Stem:** 0001193125-26-174906
**Filing Date:** 2026-4
**Character Count:** 5656
**Document Hash:** eb8a0f840847b44d5f175b7db33329b4
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-174906.hdr.sgml**: 20260424

**ACCESSION NUMBER**: 0001193125-26-174906

**CONFORMED SUBMISSION TYPE**: DEFA14A

**PUBLIC DOCUMENT COUNT**: 4

**FILED AS OF DATE**: 20260424

**DATE AS OF CHANGE**: 20260424

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Vertiv Holdings Co
- **CENTRAL INDEX KEY:** 0001674101
- **STANDARD INDUSTRIAL CLASSIFICATION:** ELECTRONIC COMPONENTS, NEC [3679]
- **ORGANIZATION NAME:** 04 Manufacturing
- **EIN:** 812376902
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-38518
- **FILM NUMBER:** 26890398

**BUSINESS ADDRESS:**
- **STREET 1:** 505 N. CLEVELAND AVE.
- **CITY:** WESTERVILLE
- **STATE:** OH
- **ZIP:** 43082
- **BUSINESS PHONE:** (614) 888-0246

**MAIL ADDRESS:**
- **STREET 1:** 505 N. CLEVELAND AVE.
- **CITY:** WESTERVILLE
- **STATE:** OH
- **ZIP:** 43082

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** GS Acquisition Holdings Corp
- **DATE OF NAME CHANGE:** 20160510

**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

## Vertiv Holdings Co
**(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

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![LOGO](g74104dsp1a.jpg)

You invested in VERTIV HOLDINGS CO and it's time to vote!

You have the right to vote on proposals being presented at the Annual Meeting. **This is an important notice regarding the availability of proxy materials for the stockholders' meeting to be held on June 17, 2026.**

Get informed before you vote

View the Notice and Proxy Statement and Annual Report online OR you can receive a free paper or email copy of the material(s) by requesting prior to June 3, 2026. If you would like to request a copy of the material(s) for this and/or future stockholders' meetings, you may (1) visit www.ProxyVote.com, (2) call 1-800-579-1639 or (3) send an email to sendmaterial@proxyvote.com. If sending an email, please include your control number (indicated below) in the subject line. Unless requested, you will not otherwise receive a paper or email copy.

![LOGO](g74104dsp1b.jpg)

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\*Please check the meeting materials for any special requirements for meeting attendance.

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**Vote at www.ProxyVote.com** 

&nbsp;&nbsp;&nbsp; **THIS IS NOT A VOTABLE BALLOT**<br>This is an overview of the proposals being presented at the upcoming stockholders' meeting. Please follow the instructions on the reverse side to vote these important matters.<br>

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| | |
|:---|:---|
| **Voting Items** | **Board<br>Recommends** |

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| | | |
|:---|:---|:---|
| 1. | Elect each of the following eleven director nominees to our Board of Directors, each for a term of one year expiring at the 2027 annual meeting of stockholders and until such director's successor has been duly elected and qualified. |  |
|  | **Nominees:**<br>|  |
| &nbsp;&nbsp; 1a. | David M. Cote | **<sub></sub> ![LOGO](g74104dsp004a.jpg) For** |
| &nbsp;&nbsp; 1b. | Giordano Albertazzi | **<sub></sub> ![LOGO](g74104dsp004a.jpg) For** |
| &nbsp;&nbsp; 1c. | Joseph J. DeAngelo | **<sub> ![LOGO](g74104dsp004a.jpg) </sub> For** |
| &nbsp;&nbsp; 1d. | Joseph van Dokkum | **<sub> ![LOGO](g74104dsp004a.jpg) </sub> For** |
| &nbsp;&nbsp; 1e. | Roger Fradin | **<sub> ![LOGO](g74104dsp004a.jpg) </sub> For** |
| &nbsp;&nbsp; 1f. | Jakki L. Haussler | **<sub> ![LOGO](g74104dsp004a.jpg) </sub> For** |
| &nbsp;&nbsp; 1g. | Jacob Kotzubei | **<sub> ![LOGO](g74104dsp004a.jpg) </sub> For** |
| &nbsp;&nbsp; 1h. | Matthew Louie | **<sub> ![LOGO](g74104dsp004a.jpg) </sub> For** |
| &nbsp;&nbsp; 1i. | Krishna Mikkilineni | **<sub> ![LOGO](g74104dsp004a.jpg) </sub> For** |
| &nbsp;&nbsp; 1j. | Edward L. Monser | **<sub> ![LOGO](g74104dsp004a.jpg) </sub> For** |
| &nbsp;&nbsp; 1k. | Steven S. Reinemund | **<sub> ![LOGO](g74104dsp004a.jpg) </sub> For** |
| 2. | To approve, on an advisory basis, the 2025 compensation of our named executive officers as disclosed in the Proxy Statement. | **<sub> ![LOGO](g74104dsp004a.jpg) </sub> For** |
| 3. | To ratify the appointment of Ernst & Young LLP as our independent registered public accounting firm for the fiscal year ending December 31, 2026. | **<sub> ![LOGO](g74104dsp004a.jpg) </sub> For** |
| &nbsp;&nbsp; **NOTE:** Such other business as may properly come before the Annual Meeting or any adjournment or postponement thereof. | &nbsp;&nbsp; **NOTE:** Such other business as may properly come before the Annual Meeting or any adjournment or postponement thereof. | &nbsp;&nbsp; **NOTE:** Such other business as may properly come before the Annual Meeting or any adjournment or postponement thereof. |

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