greeksoup/ stock research
Stock research / United States / WAY / Planned sales

Waystar Holding Corp. planned insider sales

In the twelve months since 11 October 2025 insiders at Waystar Holding Corp. filed 13 Form 144 notices of planned sales, 1.3 million shares worth $31.1 million at the time of filing, from 7 sellers. The latest, filed 6 October 2026: Matthew Hawkins (director, officer), 82,500 shares worth $2.2 million, planned for around 6 October 2026 through Morgan Stanley Smith Barney LLC Executive Financial Services.

FiledSellerRelationshipSharesValuePlanned saleBrokerHow acquiredFiling
6 October 2026Matthew HawkinsDirector, Officer82,500$2.2 million6 October 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
2 September 2026Matthew HawkinsDirector, Officer82,500$2.1 million2 September 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
14 August 2026Chris Lawrence SchremserFormer Affiliate518,237$13.0 million13 August 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Options Under a Registered PlanForm 144
13 August 2026Melissa MillerFormer Affiliate51,360$1.3 million13 August 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Options Under a Registered PlanForm 144
13 August 2026Matthew HawkinsDirector, Officer60,038$1.5 million13 August 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
11 August 2026Matthew HawkinsDirector, Officer22,462$554,81111 August 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
15 July 2026Matthew J HawkinsDirector, Officer70,000$1.6 million15 July 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
29 May 2026Eric L Sinclair IiiDirector160,000$3.2 million29 May 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of options under a registered planForm 144
28 May 2026Eric L Sinclair IiiDirector200,000$3.9 million28 May 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of options under a registered planForm 144
20 January 2026Eric L Sinclair IiiOfficer40,225$1.2 million20 January 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
22 December 2025Eric Lee Sinclair IiiOfficer9,701$318,58122 December 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
10 December 2025Christopher SchremserOfficer8,623$262,39810 December 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
25 November 2025Melissa MillerOfficer3,400$123,99825 November 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 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. Whether the sale happened shows up later on Form 4, on the insiders page.

Source

Form 144 filings on EDGAR for Waystar Holding Corp.: the company's filing index, each notice read from its own XML.

The same record on your computer

GreekSoup is also a free program for your own computer. It reads these same filings for the names you follow, refreshed as they land, with no account. One pasted line installs it.

Install