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Vertiv Holdings Co. planned insider sales

In the last twelve months insiders at Vertiv Holdings Co. filed 17 Form 144 notices of planned sales, 2.1 million shares worth $543.2 million at the time of filing, from 10 sellers. The latest, filed 1 September 2026: Edward Monser (director), 15,287 shares worth $4.0 million, planned for around 1 September 2026 through Morgan Stanley Smith Barney LLC Executive Financial Services.

FiledSellerRelationshipSharesValuePlanned saleSold, per Form 4BrokerHow acquiredFiling
1 September 2026Edward MonserDirector15,287$4.0 million1 September 202615,287 shares from 1 September 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
10 March 2026O' Doherty PhilipForrmer Officer500,000$132.9 million10 March 2026No matching Form 4 saleStifel Nicolaus & Company IncAcquired as consideration of merger or acquisitionForm 144
9 March 2026O' Doherty PhilipForrmer Officer1,000,000$263.1 million9 March 2026No matching Form 4 saleStifel Nicolaus & Company IncAcquired as consideration of merger or acquisitionForm 144
6 March 2026Edward MonserDirector77,294$19.3 million6 March 202677,294 shares from 6 March 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
27 February 2026R VRT GRAT 2024 II Dtd 12/12/2024Director10,000$2.5 million27 February 2026No matching Form 4 saleUBS Financial Services IncGiftForm 144
27 February 2026R VRT GRAT 2025 Dtd 2/28/2025Director37,083$9.3 million27 February 2026No matching Form 4 saleUBS Financial Services IncGiftForm 144
27 February 2026S VRT GRAT 2025 Dtd 2/28/2025Director54,583$13.8 million27 February 2026No matching Form 4 saleUBS Financial Services IncGiftForm 144
26 February 2026R VRT GRAT 2024 II Dtd 12/12/2024Director10,000$2.5 million26 February 2026No matching Form 4 saleUBS Financial Services IncgiftForm 144
26 February 2026Anders Harald KarlborgOfficer30,487$7.5 million26 February 202630,487 shares from 26 February 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
26 February 2026Steven ReinemundDirector35,000$8.9 million26 February 2026No matching Form 4 saleJ.P. Morgan Securities LLCFounder SharesForm 144
26 February 2026R VRT GRAT 2025 Dtd 2/28/2025Director37,084$9.4 million26 February 2026No matching Form 4 saleUBS Financial Services IncgiftForm 144
26 February 2026Joseph Jacobus Van DokkumDirector38,647$9.8 million26 February 202638,647 shares from 26 February 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
26 February 2026Maureen CoteSpouse of Officer40,000$10.2 million26 February 2026No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesPrivate Acquisition from Issuer/AffiliateForm 144
26 February 2026S VRT GRAT 2025 Dtd 2/28/2025Director54,583$13.8 million26 February 2026No matching Form 4 saleUBS Financial Services IncgiftForm 144
26 February 2026Steven ReinemundDirector65,000$16.5 million26 February 2026100,000 shares from 26 February 2026J.P. Morgan Securities LLCOpen Market PurchaseForm 144
26 February 2026Stephen H LiangOfficer73,912$18.7 million26 February 2026No matching Form 4 saleMorgan Stanley Smith Barney LLC Executive Financial ServicesRestricted Stock; Stock Option ExerciseForm 144
24 November 2025Stephen H LiangOfficer5,501$937,81024 November 20255,501 shares from 24 November 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted StockForm 144
A Form 144 is the notice an insider files with the SEC before selling restricted or control shares over the Rule 144 thresholds; it says what may be sold, not what was.
Read moreValue is the filer's own aggregate market value. Sold, per Form 4: the same seller's open-market sales on Form 4 from the notice's date to 90 days after, added up, as they appear on the insiders page; a holder who files no Form 4, such as some large holders, never shows one. What is a Form 144?