WINTHER KARSTEN (President, EMEA) sold 76.0% of their position (59.70K shares) of VERTIV HOLDINGS CO on the open market

Open‑market sale worth $5.75M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 3 sales

WINTHER KARSTEN

Filed: 5/9/2025ACC: 0000950142-25-001315

InsiderWINTHER KARSTENCIK 1917820

→

IssuerVERTIV HOLDINGS COCIK 1674101

Officer· President, EMEA

Since Mar 2022

-59.70K

Net shares

Net seller

$5.75M

Total sold

Open market trades

0B · 3S

Total transactions

68K acquired · 127.70K disposed

Non-Derivative Transactions6

Class A Common Stock

Direct

M · Option Exercise

+9.50K

Price / share

$12.05

Trade value

$114.47K

% of position

90.1%

5/8/2025

10.55K→20.05K

Class A Common Stock

Direct

S · Sale

−1.20K

Price / share

$96.60

Trade value

$115.92K

% of position

6.0%

5/8/2025

20.05K→18.85K

Class A Common Stock

Direct

M · Option Exercise

+53K

Price / share

$12.32

Trade value

$652.96K

% of position

281.2%

5/8/2025

18.85K→71.85K

Class A Common Stock

Direct

S · Sale

−53K

Price / share

$96.50

Trade value

$5.11M

% of position

73.8%

5/8/2025

71.85K→18.85K

Class A Common Stock

Direct

M · Option Exercise

+5.50K

Price / share

$12.05

Trade value

$66.28K

% of position

29.2%

5/9/2025

18.85K→24.35K

Class A Common Stock

Direct

S · Sale

−5.50K

Price / share

$94.33

Trade value

$518.82K

% of position

22.6%

5/9/2025

24.35K→18.85K

Total

Net shares

+8.30K

Net value

-$4.92M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Class A Common Stock Direct	5/8/2025	M · Option Exercise	+9.50K	$12.05	$114.47K	90.1%	10.55K	20.05K
Class A Common Stock Direct	5/8/2025	S · Sale	−1.20K	$96.60	$115.92K	6.0%	20.05K	18.85K
Class A Common Stock Direct	5/8/2025	M · Option Exercise	+53K	$12.32	$652.96K	281.2%	18.85K	71.85K
Class A Common Stock Direct	5/8/2025	S · Sale	−53K	$96.50	$5.11M	73.8%	71.85K	18.85K
Class A Common Stock Direct	5/9/2025	M · Option Exercise	+5.50K	$12.05	$66.28K	29.2%	18.85K	24.35K
Class A Common Stock Direct	5/9/2025	S · Sale	−5.50K	$94.33	$518.82K	22.6%	24.35K	18.85K
Total			+8.30K		-$4.92M

Derivative Transactions3

Stock Options

Direct

M · Option Exercise

Converts to

Class A Common Stock

9.50K shares

−9.50K

Strike price

12.05

Held after

5.60K

Exercisable

—

5/8/2025

Stock Options

Direct

M · Option Exercise

Converts to

Class A Common Stock

53K shares

−53K

Strike price

12.32

Held after

Exercisable

—

5/8/2025

Stock Options

Direct

M · Option Exercise

Converts to

Class A Common Stock

5.50K shares

−5.50K

Strike price

12.05

Held after

103.00

Exercisable

—

5/9/2025

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Stock Options Direct	Class A Common Stock9.50K shares	5/8/2025	M · Option Exercise	−9.50K	12.05	—	5.60K
Stock Options Direct	Class A Common Stock53K shares	5/8/2025	M · Option Exercise	−53K	12.32	—	7K
Stock Options Direct	Class A Common Stock5.50K shares	5/9/2025	M · Option Exercise	−5.50K	12.05	—	103.00