VRT

SEC source: 0000950170-24-029380 · ownership.xml · derivative · entry 1

Louie Matthew · CIK 0001802286 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,000

Underlying: Class A Common Stock · 15,000 shares

Expires 2034-03-07

F1 · derivative.exercise_date: Consists of options to purchase shares of Class A common stock of Vertiv Holdings Co, subject to vesting in equal or nearly equal installments on March 15 of each of 2025, 2026, 2027, and 2028, assuming continued board service through the applicable vesting date.

SEC source: 0001628280-24-010251 · wk-form4_1710189118.xml · derivative · entry 1

Washington Robin L · CIK 0001327145 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,000

Underlying: Class A Common Stock · 15,000 shares

Expires 2034-03-07

F1 · derivative.exercise_date: The stock options will vest as to 25% on each of the first four anniversaries of March 15, 2024.

SEC source: 0001628280-24-010249 · wk-form4_1710189104.xml · derivative · entry 1

REINEMUND STEVEN · CIK 0001183822 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,000

Underlying: Class A Common Stock · 15,000 shares

Expires 2034-03-07

F1 · derivative.exercise_date: The stock options will vest as to 25% on each of the first four anniversaries of March 15, 2024.

SEC source: 0001628280-24-010248 · wk-form4_1710189088.xml · derivative · entry 1

DOKKUM JAN VAN · CIK 0001270743 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,000

Underlying: Class A Common Stock · 15,000 shares

Expires 2034-03-07

F1 · derivative.exercise_date: The stock options will vest as to 25% on each of the first four anniversaries of March 15, 2024.

SEC source: 0001628280-24-010247 · wk-form4_1710189069.xml · derivative · entry 1

DEANGELO JOSEPH J · CIK 0001228762 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,000

Underlying: Class A Common Stock · 15,000 shares

Expires 2034-03-07

F1 · derivative.exercise_date: The stock options will vest as to 25% on each of the first four anniversaries of March 15, 2024.

SEC source: 0001628280-24-010246 · wk-form4_1710189052.xml · nonDerivative · entry 2

REINEMUND STEVEN · CIK 0001183822 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By The Reinemund Community Property Trust

Disclosed balance after: 333,333

F1 · shares: The Reporting Person previously indirectly beneficially owned these shares of Class A common stock through 2017 Steven S Reinemund GRAT. On March 7, 2024, 2024, the Reporting Person gifted the common stock to The Reinemund Community Property Trust, of which the Reporting Person and Gail T. Reinemund are the trustees and beneficiaries and maintain indirect beneficial ownership of such securities. As of the date of this Form 4, these securities have not been sold and remain held by The Reinemund Community Property Trust.

SEC source: 0001628280-24-010246 · wk-form4_1710189052.xml · nonDerivative · entry 1

REINEMUND STEVEN · CIK 0001183822 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 2017 Steven S. Reinemund GRAT

Disclosed balance after: 0

F1 · shares: The Reporting Person previously indirectly beneficially owned these shares of Class A common stock through 2017 Steven S Reinemund GRAT. On March 7, 2024, 2024, the Reporting Person gifted the common stock to The Reinemund Community Property Trust, of which the Reporting Person and Gail T. Reinemund are the trustees and beneficiaries and maintain indirect beneficial ownership of such securities. As of the date of this Form 4, these securities have not been sold and remain held by The Reinemund Community Property Trust.

SEC source: 0001628280-24-010244 · wk-form4_1710189033.xml · derivative · entry 1

FRADIN ROGER · CIK 0001246989 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,000

Underlying: Class A Common Stock · 15,000 shares

Expires 2034-03-07

F1 · derivative.exercise_date: The stock options will vest as to 25% on each of the first four anniversaries of March 15, 2024.

SEC source: 0001628280-24-010242 · wk-form4_1710188947.xml · derivative · entry 1

Haussler Jakki L. · CIK 0001432379 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,000

Underlying: Class A Common Stock · 15,000 shares

Expires 2034-03-07

F1 · derivative.exercise_date: The stock options will vest as to 25% on each of the first four anniversaries of March 15, 2024.

SEC source: 0001628280-24-010241 · wk-form4_1710188825.xml · derivative · entry 1

MONSER EDWARD L · CIK 0001183480 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,000

Underlying: Class A Common Stock · 15,000 shares

Expires 2034-03-07

F1 · derivative.exercise_date: The stock options will vest as to 25% on each of the first four anniversaries of March 15, 2024.

SEC source: 0000950142-24-000640 · es240454229_4-liang.xml · derivative · entry 12

Liang Stephen · CIK 0001802752 · Chief Technology Officer & EVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 144,927 shares

Expires 2030-02-07

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F9 · derivative.exercise_date: 144,927 stock options granted to the reporting person on February 7, 2020 vested as to 25% on each of February 7, 2021, February 7, 2022, February 7, 2023 and February 7, 2024.

SEC source: 0000950142-24-000640 · es240454229_4-liang.xml · derivative · entry 11

Liang Stephen · CIK 0001802752 · Chief Technology Officer & EVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 33,683

Underlying: Class A Common Stock · 101,047 shares

Expires 2031-02-26

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F8 · derivative.exercise_date: Following the completion of the transactions reported herein, the reporting person holds 33,683 of 134,730 stock options granted to the reporting person on February 26, 2021, which vested as to 33,682 on each of February 26, 2022 and February 26, 2023 and as to 33,683 on February 26, 2024, and which will vest as to 33,683 on February 26, 2025.

SEC source: 0000950142-24-000640 · es240454229_4-liang.xml · derivative · entry 10

Liang Stephen · CIK 0001802752 · Chief Technology Officer & EVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 123,750

Underlying: Class A Common Stock · 41,250 shares

Expires 2032-03-03

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F7 · derivative.exercise_date: Following the completion of the transactions reported herein, the reporting person holds 123,750 of 165,000 stock options granted to the reporting person on March 3, 2022, which vested as to 25% on each of March 3, 2023 and March 3, 2024, and which will vest as to 25% on each of March 3, 2025 and March 3, 2026.

SEC source: 0000950142-24-000640 · es240454229_4-liang.xml · nonDerivative · entry 8

Liang Stephen · CIK 0001802752 · Chief Technology Officer & EVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,840.86

F1 · balance_after: Following the completion of the transactions reported herein, all of which were undertaken for portfolio diversification purposes, the reporting person directly holds an aggregate of 51,840.86 shares of Class A common stock, restricted stock units and dividend-equivalent stock units.

SEC source: 0000950142-24-000640 · es240454229_4-liang.xml · nonDerivative · entry 7

Liang Stephen · CIK 0001802752 · Chief Technology Officer & EVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,850.86

F5 · price: Represents the weighted average sale price. The trades were executed in a series of transactions with price ranges of $70.53 to $70.63.

SEC source: 0000950142-24-000640 · es240454229_4-liang.xml · nonDerivative · entry 6

Liang Stephen · CIK 0001802752 · Chief Technology Officer & EVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 70,812.86

F4 · price: Represents the weighted average sale price. The trades were executed in a series of transactions with price ranges of $70.18 to $70.63.

SEC source: 0000950142-24-000640 · es240454229_4-liang.xml · nonDerivative · entry 5

Liang Stephen · CIK 0001802752 · Chief Technology Officer & EVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 215,739.86

F3 · price: Represents the weighted average sale price. The trades were executed in a series of transactions with price ranges of $70.06 to $70.23.

SEC source: 0000950142-24-000640 · es240454229_4-liang.xml · nonDerivative · entry 4

Liang Stephen · CIK 0001802752 · Chief Technology Officer & EVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 316,786.86

F1 · price: Following the completion of the transactions reported herein, all of which were undertaken for portfolio diversification purposes, the reporting person directly holds an aggregate of 51,840.86 shares of Class A common stock, restricted stock units and dividend-equivalent stock units.

F2 · price: Represents the weighted average sale price. The trades were executed in a series of transactions with price ranges of $69.99 to $70.16. 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 3 to 5 inclusive.

SEC source: 0000950142-24-000640 · es240454229_4-liang.xml · nonDerivative · entry 3

Liang Stephen · CIK 0001802752 · Chief Technology Officer & EVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 358,036.86

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0000950142-24-000640 · es240454229_4-liang.xml · nonDerivative · entry 2

Liang Stephen · CIK 0001802752 · Chief Technology Officer & EVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 213,109.86

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0000950142-24-000640 · es240454229_4-liang.xml · nonDerivative · entry 1

Liang Stephen · CIK 0001802752 · Chief Technology Officer & EVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 112,062.86

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001104659-24-030006 · tm247631-1_4seq1.xml · nonDerivative · entry 1

VPE Holdings, LLC · CIK 0001801998 · Director

PLATINUM EQUITY, LLC · CIK 0001228754 · Director

Platinum Equity Investment Holdings, LLC · CIK 0001634372 · Director

Platinum Equity Investment Holdings IC (Cayman), LLC · CIK 0001756330 · Director

Platinum Equity InvestCo, L.P. · CIK 0001756331 · Director

Platinum Equity Investment Holdings III, LLC · CIK 0001676357 · Director

Platinum Equity Partners III, LLC · CIK 0001676358 · Director

PE Vertiv Holdings, LLC · CIK 0001801996 · Director

Vertiv JV Holdings, LLC · CIK 0001801997 · Director

Gores Tom · CIK 0001471783 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F1 · ownership.nature: Represents shares owned directly by VPE Holdings, LLC ("VPE").

F2 · ownership.nature: Tom Gores is the manager of Platinum Equity, LLC, which is the sole member of Platinum Equity Investment Holdings, LLC, which is the sole member of Platinum Equity Investment Holdings IC (Cayman), LLC which is the general partner of Platinum Equity InvestCo, L.P., which is the sole member of Platinum Equity Investment Holdings III, LLC, which is the managing member of an entity (the "Coinvest Entity") that is a member of PE Vertiv Holdings, LLC and the senior managing member of Platinum Equity Partners III, LLC, which is the general partner of four entities that, together with the Coinvest Entity, hold a majority of the membership interests of PE Vertiv Holdings, LLC, which owns a majority of the outstanding interests of Vertiv JV Holdings, LLC, which owns a majority of the outstanding interests of VPE.

F3 · ownership.nature: By virtue of these relationships, each of the entities named herein and Mr. Gores may be deemed to share beneficial ownership of the securities held of record by VPE. Each of these individuals and entities disclaims any such beneficial ownership except to the extent of their pecuniary interests therein.

SEC source: 0001628280-24-008555 · wk-form4_1709589999.xml · nonDerivative · entry 2

REINEMUND STEVEN · CIK 0001183822 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By The Reinemund Community Property Trust

Disclosed balance after: 200,000

F1 · shares: The Reporting Person previously indirectly beneficially owned these shares of Class A common stock through 2017 Steven S Reinemund GRAT. On February 29, 2024, the Reporting Person gifted the common stock to The Reinemund Community Property Trust, of which the Reporting Person and Gail T. Reinemund are the trustees and beneficiaries and maintain indirect beneficial ownership of such securities. As of the date of this Form 4, these securities have not been sold and remain held by The Reinemund Community Property Trust.

SEC source: 0001628280-24-008555 · wk-form4_1709589999.xml · nonDerivative · entry 1

REINEMUND STEVEN · CIK 0001183822 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By 2017 Steven S. Reinemund GRAT

Disclosed balance after: 133,333

F1 · shares: The Reporting Person previously indirectly beneficially owned these shares of Class A common stock through 2017 Steven S Reinemund GRAT. On February 29, 2024, the Reporting Person gifted the common stock to The Reinemund Community Property Trust, of which the Reporting Person and Gail T. Reinemund are the trustees and beneficiaries and maintain indirect beneficial ownership of such securities. As of the date of this Form 4, these securities have not been sold and remain held by The Reinemund Community Property Trust.

SEC source: 0001628280-24-000848 · wk-form4_1704749479.xml · nonDerivative · entry 1

Gill Stephanie L · CIK 0001812000 · Chief Legal Counsel & Sec.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,413.87

F1 · shares: Represents the automatic withholding by the issuer to satisfy the reporting person's tax obligation upon vesting and settlement of restricted stock units ("RSUs"), including dividend-equivalent stock units ("DSUs"). Pursuant to the terms of the 2020 Stock Incentive Plan, fractional shares are mandatorily settled in cash.

F2 · balance_after: Includes shares, RSUs and DSUs.

SEC source: 0001628280-23-042852 · wk-form4_1703809581.xml · nonDerivative · entry 1

Gill Stephanie L · CIK 0001812000 · Chief Legal Counsel & Sec.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,450.53

F1 · shares: Represents the automatic accrual of dividend-equivalent stock units ("DSUs") on the reporting person's restricted stock units ("RSUs"). The DSUs will become vested on the same schedule as the underlying RSUs. Pursuant to the terms of the 2020 Stock Incentive Plan, fractional shares will be settled in cash.

F2 · balance_after: Includes shares, RSUs and DSUs.

SEC source: 0001628280-23-042854 · wk-form4_1703809608.xml · nonDerivative · entry 1

Haislet Sheryl · CIK 0001805295 · Chief Information Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,738.2

F1 · shares: Represents the automatic accrual of dividend-equivalent stock units ("DSUs") on the reporting person's restricted stock units ("RSUs"). The DSUs will become vested on the same schedule as the underlying RSUs. Pursuant to the terms of the 2020 Stock Incentive Plan, fractional shares will be settled in cash.

F2 · balance_after: Includes shares, RSUs and DSUs.

SEC source: 0001628280-23-042856 · wk-form4_1703809636.xml · nonDerivative · entry 1

Liang Stephen · CIK 0001802752 · Chief Technology Officer & EVP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 70,812.86

F1 · shares: Represents the automatic accrual of dividend-equivalent stock units ("DSUs") on the reporting person's restricted stock units ("RSUs"). The DSUs will become vested on the same schedule as the underlying RSUs. Pursuant to the terms of the 2020 Stock Incentive Plan, fractional shares will be settled in cash.

F2 · balance_after: Includes shares, RSUs and DSUs.

SEC source: 0001628280-23-042859 · wk-form4_1703809679.xml · nonDerivative · entry 1

Winther Karsten · CIK 0001917820 · President, EMEA

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,317.07

F1 · shares: Represents the automatic accrual of dividend-equivalent stock units ("DSUs") on the reporting person's restricted stock units ("RSUs"). The DSUs will become vested on the same schedule as the underlying RSUs. Pursuant to the terms of the 2020 Stock Incentive Plan, fractional shares will be settled in cash.

F2 · balance_after: Includes shares, RSUs and DSUs.

SEC source: 0001628280-23-042858 · wk-form4_1703809662.xml · nonDerivative · entry 1

Sanghi Anand · CIK 0001843242 · Pres. Americas

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,230.01

F1 · shares: Represents the automatic accrual of dividend-equivalent stock units ("DSUs") on the reporting person's restricted stock units ("RSUs"). The DSUs will become vested on the same schedule as the underlying RSUs. Pursuant to the terms of the 2020 Stock Incentive Plan, fractional shares will be settled in cash.

F2 · balance_after: Includes shares, RSUs and DSUs.

SEC source: 0001628280-23-042857 · wk-form4_1703809649.xml · nonDerivative · entry 1

Albertazzi Giordano · CIK 0001802544 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 134,182.86

F1 · shares: Represents the automatic accrual of dividend-equivalent stock units ("DSUs") on the reporting persons restricted stock units ("RSUs"). The DSUs will become vested on the same schedule as the underlying RSUs. Pursuant to the terms of the 2020 Stock Incentive Plan, fractional shares will be settled in cash.

F2 · balance_after: Includes shares, RSUs and DSUs.

SEC source: 0001628280-23-042855 · wk-form4_1703809621.xml · nonDerivative · entry 1

Ryan Paul · CIK 0001976667 · Chief Procurement Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,604.16

F1 · shares: Represents the automatic accrual of dividend-equivalent stock units ("DSUs") on the reporting person's restricted stock units ("RSUs"). The DSUs will become vested on the same schedule as the underlying RSUs. Pursuant to the terms of the 2020 Stock Incentive Plan, fractional shares will be settled in cash.

F2 · balance_after: Includes shares, RSUs and DSUs.

SEC source: 0001628280-23-042853 · wk-form4_1703809594.xml · nonDerivative · entry 1

Karlborg Anders · CIK 0001984161 · EVP, Man., Logistics and Op Ex

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,351.29

F1 · shares: Represents the automatic accrual of dividend-equivalent stock units ("DSUs") on the reporting person's restricted stock units ("RSUs"). The DSUs will become vested on the same schedule as the underlying RSUs. Pursuant to the terms of the 2020 Stock Incentive Plan, fractional shares will be settled in cash.

F2 · balance_after: Includes shares, RSUs and DSUs.

SEC source: 0001628280-23-042851 · wk-form4_1703809560.xml · nonDerivative · entry 1

Lim Cheryl H.J. · CIK 0001942478 · Chief Human Resources Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,387.08

F1 · shares: Represents the automatic accrual of dividend-equivalent stock units ("DSUs") on the reporting person's restricted stock units ("RSUs"). The DSUs will become vested on the same schedule as the underlying RSUs. Pursuant to the terms of the 2020 Stock Incentive Plan, fractional shares will be settled in cash.

F2 · balance_after: Includes shares, RSUs and DSUs.

SEC source: 0001628280-23-042850 · wk-form4_1703809548.xml · nonDerivative · entry 1

Cui Yibin Edward · CIK 0001915468 · President - Greater China

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,117.68

F1 · shares: Represents the automatic accrual of dividend-equivalent stock units ("DSUs") on the reporting person's restricted stock units ("RSUs"). The DSUs will become vested on the same schedule as the underlying RSUs. Pursuant to the terms of the 2020 Stock Incentive Plan, fractional shares will be settled in cash.

F2 · balance_after: Includes shares, RSUs and DSUs.

SEC source: 0001628280-23-042849 · wk-form4_1703809534.xml · nonDerivative · entry 1

Fallon David Joseph · CIK 0001349628 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 181,062.32

F1 · shares: Represents the automatic accrual of dividend-equivalent stock units ("DSUs") on the reporting person's restricted stock units ("RSUs"). The DSUs will become vested on the same schedule as the underlying RSUs. Pursuant to the terms of the 2020 Stock Incentive Plan, fractional shares will be settled in cash.

F2 · balance_after: Includes shares, RSUs and DSUs.

SEC source: 0000950142-23-002941 · es230427786_4-cote.xml · derivative · entry 5

COTE DAVID M · CIK 0001136538 · Director · Executive Chairman

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Class A Common Stock · 5,266,667 shares

Expires 2025-02-07

F1 · kind: The Reporting Person previously indirectly beneficially owned these shares of Class A common stock and Private Placement Warrants through Cote SPAC 1 LLC. As of December 8, 2023, the Reporting Person has ceased to serve as manager of Cote SPAC 1 LLC and therefore has ceased to have beneficial ownership of such securities. As of the date of this Form 4, these securities have not been sold and remain held by Cote SPAC 1 LLC.

F5 · derivative.exercise_date: Each Private Placement Warrant is exercisable for one share of Class A common stock at an exercise price of $11.50 per share, subject to certain adjustments. The warrants expire on February 7, 2025 or earlier upon redemption or liquidation.

F1 · ownership.nature: The Reporting Person previously indirectly beneficially owned these shares of Class A common stock and Private Placement Warrants through Cote SPAC 1 LLC. As of December 8, 2023, the Reporting Person has ceased to serve as manager of Cote SPAC 1 LLC and therefore has ceased to have beneficial ownership of such securities. As of the date of this Form 4, these securities have not been sold and remain held by Cote SPAC 1 LLC.

SEC source: 0000950142-23-002941 · es230427786_4-cote.xml · nonDerivative · entry 1

COTE DAVID M · CIK 0001136538 · Director · Executive Chairman

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F1 · kind: The Reporting Person previously indirectly beneficially owned these shares of Class A common stock and Private Placement Warrants through Cote SPAC 1 LLC. As of December 8, 2023, the Reporting Person has ceased to serve as manager of Cote SPAC 1 LLC and therefore has ceased to have beneficial ownership of such securities. As of the date of this Form 4, these securities have not been sold and remain held by Cote SPAC 1 LLC.

F1 · ownership.nature: The Reporting Person previously indirectly beneficially owned these shares of Class A common stock and Private Placement Warrants through Cote SPAC 1 LLC. As of December 8, 2023, the Reporting Person has ceased to serve as manager of Cote SPAC 1 LLC and therefore has ceased to have beneficial ownership of such securities. As of the date of this Form 4, these securities have not been sold and remain held by Cote SPAC 1 LLC.

SEC source: 0001104659-23-100112 · tm2325945-1_4seq1.xml · nonDerivative · entry 1

VPE Holdings, LLC · CIK 0001801998 · Director

PLATINUM EQUITY, LLC · CIK 0001228754 · Director

Platinum Equity Investment Holdings, LLC · CIK 0001634372 · Director

Platinum Equity Investment Holdings IC (Cayman), LLC · CIK 0001756330 · Director

Platinum Equity InvestCo, L.P. · CIK 0001756331 · Director

Platinum Equity Investment Holdings III, LLC · CIK 0001676357 · Director

Platinum Equity Partners III, LLC · CIK 0001676358 · Director

PE Vertiv Holdings, LLC · CIK 0001801996 · Director

Vertiv JV Holdings, LLC · CIK 0001801997 · Director

Gores Tom · CIK 0001471783 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 7,955,215

F1 · ownership.nature: Represents shares owned directly by VPE Holdings, LLC ("VPE").

F2 · ownership.nature: Tom Gores is the manager of Platinum Equity, LLC, which is the sole member of Platinum Equity Investment Holdings, LLC, which is the sole member of Platinum Equity Investment Holdings IC (Cayman), LLC which is the general partner of Platinum Equity InvestCo, L.P., which is the sole member of Platinum Equity Investment Holdings III, LLC, which is the managing member of an entity (the "Coinvest Entity") that is a member of PE Vertiv Holdings, LLC and the senior managing member of Platinum Equity Partners III, LLC, which is the general partner of four entities that, together with the Coinvest Entity, hold a majority of the membership interests of PE Vertiv Holdings, LLC, which owns a majority of the outstanding interests of Vertiv JV Holdings, LLC, which owns a majority of the outstanding interests of VPE.

F3 · ownership.nature: By virtue of these relationships, each of the entities named herein and Mr. Gores may be deemed to share beneficial ownership of the securities held of record by VPE, except to the extent of their pecuniary interests therein.

SEC source: 0001628280-23-031864 · wk-form4_1694204452.xml · derivative · entry 5

Cripps Scott · CIK 0001827825 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,008

Underlying: Class A Common Stock · 36,008 shares

Expires 2030-10-27

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: The portion of the option award exercised in this transaction was fully vested and exercisable on the transaction date. The remaining portion of the option award will become vested and exercisable in equal installments on October 27, 2023 and October 27, 2024.

SEC source: 0001628280-23-031864 · wk-form4_1694204452.xml · nonDerivative · entry 3

Cripps Scott · CIK 0001827825 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F1 · price: Represents the weighted average sale price. The trades were executed in a series of transactions with price ranges of $37.82 to $37.94, and $37.98 to $38.95, respectively. 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.

SEC source: 0001628280-23-031864 · wk-form4_1694204452.xml · nonDerivative · entry 2

Cripps Scott · CIK 0001827825 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,674

F1 · price: Represents the weighted average sale price. The trades were executed in a series of transactions with price ranges of $37.82 to $37.94, and $37.98 to $38.95, respectively. 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.

SEC source: 0001628280-23-031864 · wk-form4_1694204452.xml · nonDerivative · entry 1

Cripps Scott · CIK 0001827825 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,008

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001628280-23-030567 · wk-form4_1692926430.xml · nonDerivative · entry 1

Lim Cheryl H.J. · CIK 0001942478 · Chief Human Resources Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,380.95

F1 · shares: Represents the automatic withholding by the issuer to satisfy the reporting person's tax obligation upon vesting and settlement of restricted stock units ("RSUs"), including dividend-equivalent stock units ("DSUs"). Pursuant to the terms of the 2020 Stock Incentive Plan, fractional shares are mandatorily settled in cash.

F2 · balance_after: Includes shares, RSUs and DSUs.

SEC source: 0001104659-23-089419 · tm2323331-3_4seq1.xml · nonDerivative · entry 1

VPE Holdings, LLC · CIK 0001801998 · Director

PLATINUM EQUITY, LLC · CIK 0001228754 · Director

Platinum Equity Investment Holdings, LLC · CIK 0001634372 · Director

Platinum Equity Investment Holdings IC (Cayman), LLC · CIK 0001756330 · Director

Platinum Equity InvestCo, L.P. · CIK 0001756331 · Director

Platinum Equity Investment Holdings III, LLC · CIK 0001676357 · Director

Platinum Equity Partners III, LLC · CIK 0001676358 · Director

PE Vertiv Holdings, LLC · CIK 0001801996 · Director

Vertiv JV Holdings, LLC · CIK 0001801997 · Director

Gores Tom · CIK 0001471783 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 17,955,215

F1 · ownership.nature: Represents shares owned directly by VPE Holdings, LLC ("VPE").

F2 · ownership.nature: Tom Gores is the manager of Platinum Equity, LLC, which is the sole member of Platinum Equity Investment Holdings, LLC, which is the sole member of Platinum Equity Investment Holdings IC (Cayman), LLC which is the general partner of Platinum Equity InvestCo, L.P., which is the sole member of Platinum Equity Investment Holdings III, LLC, which is the managing member of an entity (the "Coinvest Entity") that is a member of PE Vertiv Holdings, LLC and the senior managing member of Platinum Equity Partners III, LLC, which is the general partner of four entities that, together with the Coinvest Entity, hold a majority of the membership interests of PE Vertiv Holdings, LLC, which owns a majority of the outstanding interests of Vertiv JV Holdings, LLC, which owns a majority of the outstanding interests of VPE.

F3 · ownership.nature: By virtue of these relationships, each of the entities named herein and Mr. Gores may be deemed to share beneficial ownership of the securities held of record by VPE, except to the extent of their pecuniary interests therein.

SEC source: 0001628280-23-027255 · wk-form4_1691094089.xml · nonDerivative · entry 2

O' Doherty Philip · CIK 0001890462 · Managing Director, E+I

10b5-1 filing: Plan reported

Ownership: Indirect · Held by affiliated entity

Disclosed balance after: 12,324,181

F1 · shares: Sold pursuant to a previously executed Rule 10b5-1 plan.

F4 · price: The trade was executed in a series of transactions with a price range of $33.36 to $34.01, inclusive, with a weighted average price of $33.62. 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.

F3 · ownership.nature: Shares held by Powerbar Limited, an entity controlled by the reporting person.

SEC source: 0001628280-23-027255 · wk-form4_1691094089.xml · nonDerivative · entry 1

O' Doherty Philip · CIK 0001890462 · Managing Director, E+I

10b5-1 filing: Plan reported

Ownership: Indirect · Held by affiliated entity

Disclosed balance after: 12,668,914

F1 · shares: Sold pursuant to a previously executed Rule 10b5-1 plan.

F2 · price: The trade was executed in a series of transactions with a price range of $32.37 to $33.36, inclusive, with a weighted average price of $33.07. 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.

F3 · ownership.nature: Shares held by Powerbar Limited, an entity controlled by the reporting person.

SEC source: 0001628280-23-024987 · wk-form4_1689625097.xml · nonDerivative · entry 1

O' Doherty Philip · CIK 0001890462 · Managing Director, E+I

10b5-1 filing: Plan reported

Ownership: Indirect · Held by affiliated entity

Disclosed balance after: 14,241,005

F1 · shares: Sold pursuant to a previously executed Rule 10b5-1 plan.

F2 · price: The trade was executed in a series of transactions with a price range of $27.00 to $27.02, inclusive, with a weighted average price of $27.00. 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.

F3 · ownership.nature: Shares held by Powerbar Limited, an entity controlled by the reporting person.

SEC source: 0001628280-23-024241 · wk-form4_1688588026.xml · derivative · entry 1

Sanghi Anand · CIK 0001843242 · Pres. Americas

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 66,666

Underlying: Class A Common Stock · 66,666 shares

Expires 2033-07-03

F1 · derivative.exercise_date: The stock options will vest as to 25% on each of the first four anniversaries of July 15, 2023.

SEC source: 0001628280-23-024239 · wk-form4_1688587917.xml · derivative · entry 1

Ryan Paul · CIK 0001976667 · Chief Procurement Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,809

Underlying: Class A Common Stock · 23,809 shares

Expires 2033-07-03

F1 · derivative.exercise_date: The stock options will vest as to 25% on each of the first four anniversaries of July 15, 2023.