Gregory R. Packer - 06 Apr 2026 Form 4 Insider Report for Waystar Holding Corp. (WAY)

Reporting relationship: Chief Legal officer
Issuer ticker: WAY
Reported as of: 06 Apr 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 03 Aug 2026, 15:44:26 UTC
Prior SEC filing: 11 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Gregory R Packer

Key filing fact

Gregory R. Packer filed Form 4 for Waystar Holding Corp. (WAY) on 03 Aug 2026.

Key facts

This page summarizes Gregory R. Packer's Form 4 filing for Waystar Holding Corp. (WAY).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 03 Aug 2026, 15:44.

Change

Previous filing in this sequence was filed on 11 Mar 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001735839 Primary reporting owner

PACKER GREGORY R

Relationship: Chief Legal officer
Address: 1550 DIGITAL DRIVE, #300, LEHI
Signature: /s/ Gregory R Packer
Signature date: 03 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

WAY transaction

Common Stock

Tax liability

Transaction value
Shares: -4,016
Change %: -2%
Price: $23.69^*
Shares after: 192,948
Date: 06 Apr 2026
Ownership: Direct
Footnotes: F1, F2

WAY transaction

Common Stock

Award

Transaction value
Shares: +232,061
Change %: +120%
Price: $0.000000^*
Shares after: 425,009
Date: 01 Aug 2026
Ownership: Direct
Footnotes: F1, F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

Includes unvested RSUs.

Footnote F2

The transaction represents shares of common stock withheld to pay taxes upon vesting of restricted stock units granted to the Reporting Person on April 1, 2025. The number of shares withheld was determined based on the actual sale price of shares sold on April 7, 2026 pursuant to a sell-to-cover transaction.

Footnote F3

Reflects a grant of restricted stock units ("RSUs") which vest over 2 years, with 12.5% vesting each quarter during year 1 and 50% vesting in year 2. Each RSU represents a contingent right to receive one share of common stock, $0.01 par value per share (the "Common Stock") upon settlement.