Keith A. Meister - 13 May 2026 Form 4 Insider Report for GeneDx Holdings Corp. (WGS)

Reporting relationship: Director, 10%+ Owner
Issuer ticker: WGS
Reported as of: 13 May 2026
Net transaction value: +$13,765,345
SEC form: 4
Accepted by SEC: 15 May 2026, 19:07:09 UTC
Prior SEC filing: 14 May 2026
Next SEC filing: 29 May 2026
Source filing: View source filing
Reporting owner signature: /s/ Keith A. Meister

Key filing fact

Keith A. Meister filed Form 4 for GeneDx Holdings Corp. (WGS) on 15 May 2026.

Key facts

This page summarizes Keith A. Meister's Form 4 filing for GeneDx Holdings Corp. (WGS).
6 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 15 May 2026, 19:07.

Change

Previous filing in this sequence was filed on 14 May 2026.
Current net transaction value: +$13,765,345.

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 (2)

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/ Keith A. Meister
Signature date: 15 May 2026

CIK 0001535472

Corvex Management LP

Relationship: Director, 10%+ Owner
Address: 667 MADISON AVENUE, NEW YORK
Signature: CORVEX MANAGEMENT LP Name: /s/ Keith Meister Title: Managing Partner
Signature date: 15 May 2026

Reported non-derivative transactions

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

WGS transaction

Class A Common Stock

Purchase

Transaction value: $3,651,953
Shares: +94,074
Change %: +2.1%
Price: $38.82
Shares after: 4,527,371
Date: 13 May 2026
Ownership: See footnotes
Footnotes: F1, F2, F3

WGS transaction

Class A Common Stock

Purchase

Transaction value: $3,651,953
Shares: +94,074
Change %: +2.1%
Price: $38.82
Shares after: 4,527,371
Date: 13 May 2026
Ownership: See footnotes
Footnotes: F1, F2, F3

WGS transaction

Class A Common Stock

Purchase

Transaction value: $2,798,031
Shares: +70,926
Change %: +1.6%
Price: $39.45
Shares after: 4,598,297
Date: 13 May 2026
Ownership: See footnotes
Footnotes: F2, F3, F4

WGS transaction

Class A Common Stock

Purchase

Transaction value: $2,798,031
Shares: +70,926
Change %: +1.6%
Price: $39.45
Shares after: 4,598,297
Date: 13 May 2026
Ownership: See footnotes
Footnotes: F2, F3, F4

WGS transaction

Class A Common Stock

Purchase

Transaction value: $3,443,222
Shares: +88,107
Change %: +1.9%
Price: $39.08
Shares after: 4,686,404
Date: 14 May 2026
Ownership: See footnotes
Footnotes: F2, F3, F5

WGS transaction

Class A Common Stock

Purchase

Transaction value: $3,443,222
Shares: +88,107
Change %: +1.9%
Price: $39.08
Shares after: 4,686,404
Date: 14 May 2026
Ownership: See footnotes
Footnotes: F2, F3, F5

WGS transaction

Class A Common Stock

Purchase

Transaction value: $2,071,569
Shares: +51,893
Change %: +1.1%
Price: $39.92
Shares after: 4,738,297
Date: 14 May 2026
Ownership: See footnotes
Footnotes: F2, F3, F6

WGS transaction

Class A Common Stock

Purchase

Transaction value: $2,071,569
Shares: +51,893
Change %: +1.1%
Price: $39.92
Shares after: 4,738,297
Date: 14 May 2026
Ownership: See footnotes
Footnotes: F2, F3, F6

WGS transaction

Class A Common Stock

Purchase

Transaction value: $1,049,178
Shares: +27,408
Change %: +0.58%
Price: $38.28
Shares after: 4,765,705
Date: 15 May 2026
Ownership: See footnotes
Footnotes: F2, F3, F7

WGS transaction

Class A Common Stock

Purchase

Transaction value: $1,049,178
Shares: +27,408
Change %: +0.58%
Price: $38.28
Shares after: 4,765,705
Date: 15 May 2026
Ownership: See footnotes
Footnotes: F2, F3, F7

WGS transaction

Class A Common Stock

Purchase

Transaction value: $751,393
Shares: +18,865
Change %: +0.4%
Price: $39.83
Shares after: 4,784,570
Date: 15 May 2026
Ownership: See footnotes
Footnotes: F2, F3, F8

WGS transaction

Class A Common Stock

Purchase

Transaction value: $751,393
Shares: +18,865
Change %: +0.4%
Price: $39.83
Shares after: 4,784,570
Date: 15 May 2026
Ownership: See footnotes
Footnotes: F2, F3, F8

WGS holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 333,144
Date: 13 May 2026
Ownership: See footnote
Footnotes: F9

WGS holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 333,144
Date: 13 May 2026
Ownership: See footnote
Footnotes: F9

WGS holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 20,129
Date: 13 May 2026
Ownership: Direct
Footnotes: F10

WGS holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 20,129
Date: 13 May 2026
Ownership: Direct
Footnotes: F10

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 10 footnotes

Footnote F1

The price reported in Column 4 is a weighted average price. These shares were bought in multiple transactions within the range of $38.21 to $39.20. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares bought at each separate price within the ranges set forth in footnotes (1), (4), (5), (6), (7) and (8) to this Form 4.

Footnote F2

Investment funds advised by Corvex Management LP ("Corvex") are the direct holders of 4,784,570 shares of the Class A Common Stock, par value $0.0001 per share ("Class A Common Stock") of GeneDX Holdings Corp. (the "Issuer") reported herein. Mr. Meister may be deemed to indirectly beneficially own these shares by virtue of Mr. Meister's control of the general partner of Corvex.

Footnote F3

For the purposes of this filing, each of Corvex and Mr. Meister disclaims beneficial ownership of the reported securities except to the extent of his or its pecuniary interest therein. This filing shall not be deemed an admission that Corvex or Mr. Meister is the beneficial owner of any of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise.

Footnote F4

The price reported in Column 4 is a weighted average price. These shares were bought in multiple transactions within the range of $39.21 to $39.80.

Footnote F5

The price reported in Column 4 is a weighted average price. These shares were bought in multiple transactions within the range of $38.79 to $39.77.

Footnote F6

The price reported in Column 4 is a weighted average price. These shares were bought in multiple transactions within the range of $39.79 to $40.00.

Footnote F7

The price reported in Column 4 is a weighted average price. These shares were bought in multiple transactions within the range of $37.78 to $38.77.

Footnote F8

The price reported in Column 4 is a weighted average price. These shares were bought in multiple transactions within the range of $39.78 to $40.60.

Footnote F9

CMLS Holdings LLC ("CMLS Holdings") is the record holder of 333,144 shares of the Class A Common Stock reported herein. Mr. Meister is one of two members of the Board of Managers of CMLS Holdings, and Mr. Meister shares voting and investment discretion with respect to the securities held of record by CMLS Holdings reported herein.

Footnote F10

The shares of Class A Common Stock reflected as beneficially owned by Mr. Meister include 20,129 shares of Class A Common Stock that were issued upon the vesting of restricted stock units, that were granted to Mr. Meister in connection with his service on the board of directors of the Issuer.