Latest Period
Q2 2026
Security Snapshot
GeneDx Holdings Corp. - Class A common stock, par value $0.0001 per share (WGS) Institutional Ownership
CUSIP: 81663L200
13F Institutional Holders and Ownership History from Q1 2023 to Q2 2026
Institutions Reporting
222
Shares (Excl. Options)
31,555,770
Price
$68.65
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- Security type / class
- Equity / Class A common stock, par value $0.0001 per share
- Symbol
- WGS on Nasdaq
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 31,555,770
- Total 13F value
- $2,166,100,990
- Portfolio coverage rank
- 0.01%
- Share change
- +213,638
- Value change
- +$36,497,922
- Number of holders
- 222
- Shares outstanding
- 29,889,524
- SEC-reported price per share
- $62.60
- Insider filing price
- $62.60
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- WGS - GeneDx Holdings Corp. - Class A common stock, par value $0.0001 per share is tracked under CUSIP 81663L200.
- 222 institutions reported positions in Q2 2026.
- 7 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 238 to 222 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $2,005,171,593 to $2,166,100,990.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 222 institutions filings for Q2 2026.
Security key
81663L200
Latest holder period
Q2 2026
13F holders
222
13D/G owners
7
CIK / CUSIP context first
Open Q2 2026 holders
WGS full holder history
GeneDx Holdings Corp. SEC filings
GeneDx Holdings Corp. company facts
GeneDx Holdings Corp. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 81663L200:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
7
Security
WGS
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| CMLS Holdings LLC | 12% | -12% | $375,826,799 | -$48,159,994 | 3,630,826 | -11% | Keith A. Meister | 22 Aug 2025 |
| GOLDMAN SACHS GROUP INC | 5.8% | +48% | $113,793,004 | +$41,145,843 | 1,733,592 | +57% | THE GOLDMAN SACHS GROUP, INC. | 30 Jun 2026 |
| BlackRock, Inc. | 5.5% | $111,385,861 | 1,622,518 | BlackRock, Inc. | 30 Jun 2026 | |||
| ARK Investment Management LLC | 5.3% | $103,830,008 | 1,581,810 | ARK Investment Management LLC | 31 Jul 2026 | |||
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 4.3% | -23% | $133,132,271 | -$42,634,981 | 1,235,681 | -24% | WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 30 Sep 2025 |
| SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC | 3% | -43% | $75,374,001 | -$48,643,788 | 867,265 | -39% | Summit Partners Public Asset Management, LLC | 30 Jun 2025 |
| FMR LLC | 0.6% | -94% | $14,194,477 | -$228,627,966 | 163,324 | -94% | FMR LLC | 30 Jun 2025 |
As of 30 Jun 2026, 222 institutional investors reported holding 31,555,770 shares of GeneDx Holdings Corp. - Class A common stock, par value $0.0001 per share (WGS). This represents 106% of the company’s total 29,889,524 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
84%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Corvex Management LP | 16% | 4,784,570 | +48% | 10% | $328,460,731 |
| Casdin Capital, LLC | 12% | 3,707,164 | +23% | 13% | $254,496,809 |
| BlackRock, Inc. | 5.7% | 1,706,239 | +10% | 0% | $117,133,319 |
| GOLDMAN SACHS GROUP INC | 5.6% | 1,669,441 | +25% | 0.01% | $114,607,125 |
| ARK Investment Management LLC | 5.4% | 1,610,189 | +22% | 0.72% | $110,539,494 |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 4.7% | 1,400,653 | +81% | 0.29% | $96,154,828 |
| MORGAN STANLEY | 3.3% | 988,297 | +86% | 0% | $67,846,650 |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.9% | 879,003 | +2.4% | 0% | $60,343,556 |
| CITADEL ADVISORS LLC | 2.9% | 865,462 | +34% | 0.03% | $59,413,967 |
| First Light Asset Management, LLC | 2.6% | 783,923 | +223% | 3.3% | $53,816,314 |
| Deep Track Capital, LP | 2.3% | 700,000 | 0.71% | $48,055,000 | |
| Sumitomo Mitsui Trust Group, Inc. | 2.2% | 666,581 | +5.2% | 0.03% | $45,760,786 |
| Amova Asset Management Americas, Inc. | 2.2% | 666,581 | +4.3% | 0.59% | $45,700,793 |
| Zweig-DiMenna Associates LLC | 1.9% | 571,950 | -17% | 3.6% | $39,264,368 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.8% | 552,125 | +0.54% | 0% | $37,911,218 |
| STATE STREET CORP | 1.8% | 527,815 | +12% | 0% | $36,234,500 |
| GAGNON SECURITIES LLC | 1.8% | 524,865 | +73% | 6.9% | $36,031,982 |
| Aberdeen Group plc | 1.5% | 457,201 | +99% | 0.04% | $31,386,849 |
| WELLINGTON MANAGEMENT GROUP LLP | 1.2% | 347,927 | +2% | 0% | $23,885,188 |
| BANK OF AMERICA CORP /DE/ | 1.2% | 346,211 | +48% | 0% | $23,767,385 |
| Assenagon Asset Management S.A. | 1% | 303,433 | +219% | 0.03% | $20,830,675 |
| FRANKLIN RESOURCES INC | 0.94% | 280,938 | -54% | 0% | $19,286,396 |
| DIMENSIONAL FUND ADVISORS LP | 0.94% | 280,619 | +5.6% | 0% | $19,265,188 |
| NORGES BANK | 0.91% | 273,100 | 0% | $18,748,315 | |
| EVENTIDE ASSET MANAGEMENT, LLC | 0.9% | 269,542 | -41% | 0.25% | $18,505,703 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
14
Latest
Q2 2026
Rows shown
1-14 of 14
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 31,555,770 | $2,166,100,990 | +$36,497,922 | $68.65 | 222 |
| 2026 Q1 | 31,232,277 | $2,005,171,593 | -$27,660,984 | $64.22 | 238 |
| 2025 Q4 | 30,995,113 | $4,027,985,373 | +$108,145,320 | $130.06 | 286 |
| 2025 Q3 | 30,101,297 | $3,243,312,025 | -$145,765,886 | $107.74 | 265 |
| 2025 Q2 | 31,497,581 | $2,907,518,951 | +$295,483,780 | $92.31 | 227 |
| 2025 Q1 | 28,348,693 | $2,510,002,958 | +$418,104,940 | $88.56 | 223 |
| 2024 Q4 | 23,530,792 | $1,808,818,954 | +$346,627,584 | $76.86 | 197 |
| 2024 Q3 | 18,827,893 | $799,061,927 | +$96,660,873 | $42.44 | 133 |
| 2024 Q2 | 16,284,875 | $425,689,987 | +$75,857,439 | $26.14 | 85 |
| 2024 Q1 | 13,907,881 | $126,979,303 | +$14,714,242 | $9.13 | 56 |
| 2023 Q4 | 12,439,878 | $34,209,188 | -$4,757,540 | $2.75 | 45 |
| 2023 Q3 | 13,944,728 | $50,758,465 | -$946,527 | $3.64 | 52 |
| 2023 Q2 | 13,953,489 | $83,162,048 | -$76,091,712 | $5.96 | 56 |
| 2023 Q1 | 26,718,966 | $9,627,559 | +$9,627,559 | $0.36 | 2 |