Vertiv (VRT)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-09-08 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: Vertiv Holdings Co (VRT) CIK: 0001674101 --- Reporting Owner --- Name: Albertazzi Giordano CIK: 0001802544 Role: Director, Officer (Chief Executive Officer) --- Non-Derivative Transactions --- [Transaction #1] Security: Class A Common Stock Date: 2026-09-08 | Code: G (Gift) Shares: -118,523 | Price: $0.00 Shares Owned After: 47,587.61 | Ownership: D (Direct) Footnotes: [F1] Represents a bona fide gift solely of shares of Vertiv Class A common stock by the Reporting Person, for no consideration, to a trust established for the benefit of members of the Reporting Person's immediate family, of which Cone Marshall Trustees (Italia) S.r.l. serves as the trustee. This gift does not include any other type of Vertiv securities (e.g., the gift excludes Restricted Stock Units ("RSUs"), Deferred Stock Units ("DSUs") and options otherwise held by Mr. Albertazzi). [F2] Interests shown includes RSUs and DSUs held directly by Mr. Albertazzi. --- Holdings --- [Holding #1] Security: Stock Option Ownership: D (Direct) Footnotes: [F3] Consists of 144,927 stock options granted on February 7, 2020, which vested as to 25% on each of February 7, 2021, February 7, 2022, February 7, 2023 and February 7, 2024. [Holding #2] Security: Stock Option Ownership: D (Direct) Footnotes: [F4] Consists of 89,820 stock options granted on February 26, 2021, which vested as to 25% on each of February 26, 2022, February 26, 2023, February 26, 2024 and February 26, 2025. [Holding #3] Security: Stock Option Ownership: D (Direct) Footnotes: [F5] Consists of 110,000 stock options granted on March 3, 2022, which vested as to 25% on each of March 3, 2023, March 3, 2024, March 3, 2025 and March 3, 2026. [Holding #4] Security: Stock Option Ownership: D (Direct) Footnotes: [F6] Consists of 140,000 stock options granted on March 16, 2022, which vested as to 25% on each of March 16, 2023, March 16, 2024, March 16, 2025 and March 16, 2026. [Holding #5] Security: Stock Option Ownership: D (Direct) Footnotes: [F7] Consists of 500,000 stock options granted on October 5, 2022, which vested as to 25% on each of October 5, 2023, October 5, 2024 and October 5, 2025, and which will vest as to 25% on October 5, 2026. [Holding #6] Security: Stock Option Ownership: D (Direct) Footnotes: [F8] Consists of 472,103 stock options granted on March 7, 2023, which vested as to 25% on each of March 15, 2024, March 15, 2025 and March 15, 2026, and which will vest as to 25% on March 15, 2027. [Holding #7] Security: Stock Option Ownership: D (Direct) Footnotes: [F9] Consists of 300,000 stock options granted on March 7, 2024, which vested as to 25% on each of March 15, 2025 and March 15, 2026, and which will vest as to 25% on each of March 15, 2027 and March 15, 2028. [Holding #8] Security: Stock Option Ownership: D (Direct) Footnotes: [F10] Consists of 400,000 stock options granted on March 7, 2025, which vested as to 25% on March 15, 2026, and which will vest as to 25% on each of March 15, 2027, March 15, 2028 and March 15, 2029. [Holding #9] Security: Stock Option Ownership: D (Direct) Footnotes: [F11] Consists of 159,707 stock options granted on March 6, 2026, which will vest as to 25% on each of March 15, 2027, March 15, 2028, March 15, 2029 and March 15, 2030. --- Footnotes (Complete Index) --- F1: Represents a bona fide gift solely of shares of Vertiv Class A common stock by the Reporting Person, for no consideration, to a trust established for the benefit of members of the Reporting Person's immediate family, of which Cone Marshall Trustees (Italia) S.r.l. serves as the trustee. This gift does not include any other type of Vertiv securities (e.g., the gift excludes Restricted Stock Units ("RSUs"), Deferred Stock Units ("DSUs") and options otherwise held by Mr. Albertazzi). F10: Consists of 400,000 stock options granted on March 7, 2025, which vested as to 25% on March 15, 2026, and which will vest as to 25% on each of March 15, 2027, March 15, 2028 and March 15, 2029. F11: Consists of 159,707 stock options granted on March 6, 2026, which will vest as to 25% on each of March 15, 2027, March 15, 2028, March 15, 2029 and March 15, 2030. F2: Interests shown includes RSUs and DSUs held directly by Mr. Albertazzi. F3: Consists of 144,927 stock options granted on February 7, 2020, which vested as to 25% on each of February 7, 2021, February 7, 2022, February 7, 2023 and February 7, 2024. F4: Consists of 89,820 stock options granted on February 26, 2021, which vested as to 25% on each of February 26, 2022, February 26, 2023, February 26, 2024 and February 26, 2025. F5: Consists of 110,000 stock options granted on March 3, 2022, which vested as to 25% on each of March 3, 2023, March 3, 2024, March 3, 2025 and March 3, 2026. F6: Consists of 140,000 stock options granted on March 16, 2022, which vested as to 25% on each of March 16, 2023, March 16, 2024, March 16, 2025 and March 16, 2026. F7: Consists of 500,000 stock options granted on October 5, 2022, which vested as to 25% on each of October 5, 2023, October 5, 2024 and October 5, 2025, and which will vest as to 25% on October 5, 2026. F8: Consists of 472,103 stock options granted on March 7, 2023, which vested as to 25% on each of March 15, 2024, March 15, 2025 and March 15, 2026, and which will vest as to 25% on March 15, 2027. F9: Consists of 300,000 stock options granted on March 7, 2024, which vested as to 25% on each of March 15, 2025 and March 15, 2026, and which will vest as to 25% on each of March 15, 2027 and March 15, 2028. --- Signature --- /s/ /s/ Eric Broxterman, as attorney-in-fact (2026-09-08)