223 institutional investment managers reported WGS positions in their Form 13F filings for Q2 2026, holding 31,884,913 shares worth $2.2B in total. Corvex Management LP reported the largest position.

Are funds buying or selling WGS?

In Q2 2026, 52 managers opened new WGS positions, 85 added, 56 trimmed and 70 sold out. Managers that filed in both quarters added a net 630,307 shares.

How current is this WGS institutional ownership data?

It covers holdings as of the end of Q2 2026. Managers have 45 days after the quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.

Funds · WGS

Who owns WGS?

Institutional ownership of GeneDx Holdings Corp. from Form 13F, Q2 2026

223 institutional managers reported holding GeneDx Holdings Corp. (WGS) in Form 13F filings for Q2 2026, with 31,884,913 shares worth $2.2B. The largest reported holder was Corvex Management LP. Managers that filed both quarters added a net 630,307 shares (+2.0%). 52 opened new positions and 70 sold out.

Funds holding: 223
Value held: $2.2B
New / sold out: 52 / 70
Net shares, same filers: +2.0%

Holdings as of June 30, 2026, the end of Q2 2026. Managers have 45 days after a quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.

Largest holders of WGS

Fund	Value	Share of 13F holdings	Shares	Move
Corvex Management LP	$328M	15.0%	4,784,570	Added
Casdin Capital, LLC	$254M	11.6%	3,707,164	Added
BlackRock, Inc.	$117M	5.4%	1,706,239	Added
Goldman Sachs Group Inc	$115M	5.2%	1,669,441	Added
ARK Investment Management LLC	$111M	5.1%	1,610,189	Added
William Blair Investment Management, LLC	$96.2M	4.4%	1,400,653	Added
Morgan Stanley	$67.8M	3.1%	988,297	Added
Vanguard Capital Management LLC	$60.3M	2.8%	879,003	Added
Citadel Advisors LLC	$59.4M	2.7%	865,462	Added
First Light Asset Management, LLC	$53.8M	2.5%	783,923	Added
Deep Track Capital, LP	$48.1M	2.2%	700,000	New
Sumitomo Mitsui Trust Group, Inc.	$45.8M	2.1%	666,581	Added
Amova Asset Management Americas, Inc.	$45.7M	2.1%	666,581	Added
Assenagon Asset Management S.A.	$41.7M	1.9%	606,866	Added
Zweig-DiMenna Associates LLC	$39.3M	1.8%	571,950	Trimmed
Geode Capital Management, LLC	$37.9M	1.7%	552,125	Added
State Street Corp	$36.2M	1.7%	527,815	Added
Gagnon Securities LLC	$36.0M	1.6%	524,865	Added
Aberdeen Group plc	$31.4M	1.4%	457,201	Added
Wellington Management Group LLP	$23.9M	1.1%	347,927	Added
Bank of America Corp	$23.8M	1.1%	346,211	Added
Franklin Resources Inc	$19.3M	0.9%	280,938	Trimmed
Dimensional Fund Advisors LP	$19.3M	0.9%	280,619	Added
Norges Bank	$18.7M	0.9%	273,100	New
Eventide Asset Management, LLC	$18.5M	0.8%	269,542	Trimmed

Share of 13F holdings is each fund's shares as a share of the 31,884,913 WGS shares all 13F filers reported, not of shares outstanding.

Biggest buyers in Q2 2026

Corvex Management LP Added+$107M
Deep Track Capital, LP New+$48.1M
Casdin Capital, LLC Added+$48.1M
William Blair Investment Management, LLC Added+$42.9M
First Light Asset Management, LLC Added+$37.1M
Assenagon Asset Management S.A. Added+$35.1M
Morgan Stanley Added+$31.3M
Goldman Sachs Group Inc Added+$23.0M
ARK Investment Management LLC Added+$19.6M
Norges Bank New+$18.7M

Biggest sellers in Q2 2026

Westfield Capital Management Co LP Sold out-$87.9M
Invesco Ltd. Trimmed-$35.7M
Raymond James Financial Inc Trimmed-$33.4M
Summit Partners Public Asset Management, LLC Sold out-$30.8M
Prosight Management, LP Trimmed-$30.1M
Massachusetts Financial Services Co Trimmed-$24.0M
Franklin Resources Inc Trimmed-$22.4M
Capital International Investors Sold out-$20.8M
FMR LLC Trimmed-$19.8M
Bank of New York Mellon Corp Trimmed-$17.4M

The change in shares since the quarter before, adjusted for stock splits and priced at the Q2 2026 value per share. Funds bought $642M and sold $577M; 85 added and 56 trimmed.

Schedule 13D and 13G filings on WGS

Owners of more than 5% must file within days, so these can be newer than the 13F data.

2026-11-06WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC SCHEDULE 13G filed by GeneDx Holdings Corp.Schedule 13G
2026-08-11GOLDMAN SACHS GROUP INC SCHEDULE 13G filed by GeneDx Holdings Corp.Schedule 13G
2026-07-28BlackRock, Inc. SCHEDULE 13G filed by BlackRock Inc.Schedule 13G
2025-07-30WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC SCHEDULE 13G filed by GeneDx Holdings Corp.Schedule 13G
2025-05-12FMR LLC SCHEDULE 13G filed by GeneDx Holdings Corp.Schedule 13G
2025-02-12SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC SCHEDULE 13G filed by GeneDx Holdings Corp.Schedule 13G
2025-02-05GOLDMAN SACHS GROUP INC SCHEDULE 13G filed by GeneDx Holdings Corp.Schedule 13G

Questions about WGS ownership

Who owns WGS stock?: 223 institutional investment managers reported WGS positions in their Form 13F filings for Q2 2026, holding 31,884,913 shares worth $2.2B in total. Corvex Management LP reported the largest position.
Are funds buying or selling WGS?: In Q2 2026, 52 managers opened new WGS positions, 85 added, 56 trimmed and 70 sold out. Managers that filed in both quarters added a net 630,307 shares.
How current is this WGS institutional ownership data?: It covers holdings as of the end of Q2 2026. Managers have 45 days after the quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.

From the SEC's Form 13F data sets for Q2 2026: every 13F holdings report, matched to WGS by CUSIP. Options are left out. WGS news and filings · WGS insider trades · Top funds