Transaction Details

Footnotes

The Reporting Person undertook sales of the securities on behalf of the Reporting Person's spouse. | The trade was executed in a series of transactions with a price range of $250.06 to $250.68, inclusive, with a weighted average price of $250.23. The reporting person undertakes to provide to Vertiv Holdings Co, any security holder of Vertiv Holdings Co, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote and in footnotes 4 through 10, inclusive. | Reflects securities held directly by the Reporting Person's spouse. | The trade was executed in a series of transactions with a price range of $251.80 to $252.76, inclusive, with a weighted average price of $252.19. | The trade was executed in a series of transactions with a price range of $252.80 to $253.79, inclusive, with a weighted average price of $253.38. | The trade was executed in a series of transactions with a price range of $253.82 to $254.81, inclusive, with a weighted average price of $254.39. | The trade was executed in a series of transactions with a price range of $254.85 to $255.81, inclusive, with a weighted average price of $255.33. | The trade was executed in a series of transactions with a price range of $255.91 to $256.89, inclusive, with a weighted average price of $256.42. | The trade was executed in a series of transactions with a price range of $256.96 to $257.95, inclusive, with a weighted average price of $257.45. | The trade was executed in a series of transactions with a price range of $257.96 to $258.93, inclusive, with a weighted average price of $258.26. | Consists of 115,942 stock options granted on February 7, 2020, which vested as to 28,985 on February 7, 2021, 28,986 on February 7, 2022, 28,985 on February 7, 2023, and 28,986 on February 7, 2024. | Consists of 115,942 stock options granted on February 4, 2021, which vested as to 28,986 on each of February 4, 2022 and February 4, 2023, 28,985 on February 4, 2024, and 28,985 on February 4, 2025. | Consists of 86,956 stock options granted on March 3, 2022, which vested as to 28,985 on each of March 3, 2023 and March 3, 2024, and 28,986 on March 3, 2025. | Consists of 28,986 stock options granted on March 3, 2022, which will vest as to 28,986 on March 3, 2026. | Consists of 25,000 stock options granted on March 7, 2023, which vested as to 25,000 on March 15, 2024. | Consists of 75,000 stock options granted on March 7, 2023, which vested as to 25,000 on March 15, 2025, and which will vest as to 25,000 on each of March 15, 2026 and March 15, 2027. | Consists of 50,000 stock options granted on March 7, 2024, which vested as to 12,500 on March 15, 2025, and which will vest as to 12,500 on each of March 15, 2026, March 15, 2027 and March 15, 2028. | Consists of 46,012 stock options granted on March 7, 2025, which will vest as to 11,503 on each of March 15, 2026, March 15, 2027, March 15, 2028 and March 15, 2029. | Reflects securities held directly by a grantor retained annuity trust (the "trust"), of which the Reporting Person is the trustee and annuitant and over which securities the Reporting Person maintains indirect beneficial ownership. As of the date of this Form 4, these options have not been exercised and remain held by the trust. | Reflects securities held directly by David M. Cote 2018 Revocable Trust, of which the Reporting Person is the trustee. As of the date of this Form 4, these options have not been exercised and remain held by David M. Cote 2018 Revocable Trust.