Keith A. Meister - 18 Jun 2026 Form 4 Insider Report for GeneDx Holdings Corp. (WGS)

Reporting relationship: Director, 10%+ Owner
Issuer ticker: WGS
Reported as of: 18 Jun 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 23 Jun 2026, 16:28:25 UTC
Prior SEC filing: 01 Jun 2026
Next SEC filing: 02 Jul 2026
Source filing: View source filing
Reporting owner signature: /s/ Bridget Brown, Attorney-in-Fact

Key filing fact

Keith A. Meister filed Form 4 for GeneDx Holdings Corp. (WGS) on 23 Jun 2026.

Key facts

This page summarizes Keith A. Meister's Form 4 filing for GeneDx Holdings Corp. (WGS).
3 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 23 Jun 2026, 16:28.

Change

Previous filing in this sequence was filed on 01 Jun 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 0001307631 Primary reporting owner

Meister Keith A.

Relationship: Director, 10%+ Owner
Address: C/O CORVEX MANAGEMENT LP, 667 MADISON AVENUE, NEW YORK
Signature: /s/ Bridget Brown, Attorney-in-Fact
Signature date: 23 Jun 2026

Reported non-derivative transactions

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

WGS transaction

Class A Common Stock

Options Exercise

Transaction value
Shares: +3,576
Change %: +18%
Price: $0.000000^*
Shares after: 23,705
Date: 18 Jun 2026
Ownership: Direct
Footnotes: F1

WGS holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 4,784,570
Date: 18 Jun 2026
Ownership: See footnote
Footnotes: F2

WGS holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 333,144
Date: 18 Jun 2026
Ownership: See footnote
Footnotes: F3

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

WGS transaction Derivative

Restricted Stock Unit

Award

Transaction value
Shares: +4,248
Change %
Price: $0.000000^*
Shares after: 4,248
Date: 18 Jun 2026
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 4,248
Exercise price
Footnotes: F1, F4

WGS transaction Derivative

Restricted Stock Unit

Options Exercise

Transaction value
Shares: -3,576
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 18 Jun 2026
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 3,576
Exercise price
Footnotes: F1, F5

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 5 footnotes

Footnote F1

Each restricted stock unit ("RSU") represents a contingent right to receive 1 share of the Issuer's Class A Common Stock upon settlement for no consideration.

Footnote F2

Investment funds advised by Corvex Management LP ("Corvex") are the direct holders of the securities reported in this row. The Reporting Person may be deemed to indirectly beneficially own these shares by virtue of his control of the general partner of Corvex.

Footnote F3

CMLS Holdings LLC ("CMLS Holdings") is the direct holder of the securities reported in this row. The Reporting Person is one of two members of the Board of Managers of CMLS Holdings, and he shares voting and investment discretion with respect to securities held of record by CMLS Holdings.

Footnote F4

The entire award shall vest on the earlier of the (i) date of the 2027 annual meeting of the Issuer's stockholders, or (ii) first anniversary of the grant date, subject to the Reporting Person's continued service to the Issuer through the vesting date. These RSUs do not have an expiration date; they either vest or are cancelled prior to the vesting date.

Footnote F5

The entire award vested or vests on the earlier of the: (i) date of the 2026 annual meeting of the Issuer's stockholders, or (ii) first anniversary of the grant date, subject to the Reporting Person's continued service to the Issuer through the vesting date. These RSUs do not have an expiration date; they either vest or are cancelled prior to the vesting date.

SEC remarks

The Reporting Person disclaims beneficial ownership of the securities reported on this Form 4 except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for purposes of Section 16 under the Securities Exchange Act of 1934, as amended, or for any other purpose.