Security key
81663L200
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 31,232,277
- Total 13F value
- $2,005,171,623
- Share change
- +1,355,506
- Put/Call ratio
- 47%
- SEC-reported price per share
- $64.22
- Number of holders
- 238
- Value change
- -$27,660,991
- Number of buys
- 135
- Number of sells
- 152
- Shares outstanding
- 28,736,767
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2026
Institutions
238
Top holders
10
WGS full security history
Ownership snapshot
Full 13F holder table
Previous quarter: Q4 2025
GeneDx Holdings Corp. SEC filings
GeneDx Holdings Corp. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 81663L200
Recent filing periods:
Ownership snapshot
Top reported holders of WGS - GeneDx Holdings Corp. - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
CMLS Holdings LLC
Disclosed value leader
Corvex Management LP
Comparable rows
15/15
Latest evidence
31 Dec 2025
13D/G
3/4/5
13F
Lead comparable stake: 12%
13D/G row: CMLS Holdings LLC
Showing 1-6 of 15 holder rows.
Quick read
CMLS Holdings LLC leads the comparable SEC ownership view at 12%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens CMLS Holdings LLC's linked filing trail.
Comparable ownership
Top 5
CMLS Holdings LLC
12%
ICAHN SCHOOL OF MEDICINE AT MOUNT...
4.9%
WILLIAM BLAIR INVESTMENT MANAGEME...
4.3%
GOLDMAN SACHS GROUP INC
3.9%
SUMMIT PARTNERS PUBLIC ASSET MANA...
3%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| CMLS Holdings LLC |
13D/G
Keith A. Meister
|
12%
|
$375,826,799
3,630,826 shares
|
-$48,159,994 | 22 Aug 2025 |
| ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI |
3/4/5
13D/G
10%+ Owner
|
4.9%
from 13D/G
|
$192,487,561
2,719,692 shares
|
— | 15 Nov 2024 |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC |
13D/G
13F
Company
|
4.3%
|
$133,132,271
1,235,681 shares
|
-$42,634,981 | 30 Sep 2025 |
| GOLDMAN SACHS GROUP INC |
13F
13D/G
Company · THE GOLDMAN SACHS GROUP, INC.
|
3.9%
from 13D/G
|
$158,738,491
1,220,502 shares
|
— | 31 Dec 2025 |
| SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC |
13F
13D/G
Company
|
3%
from 13D/G
|
$119,731,545
920,587 shares
|
— | 31 Dec 2025 |
| FMR LLC |
13F
13D/G
Company
|
0.6%
from 13D/G
|
$108,305,906
832,738 shares
|
— | 31 Dec 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
238
Shares
31,232,277
Rows available
238
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2026 vs Q4 2025 Across Filers
Q4 2025 holders
286
Q1 2026 holders
238
Holder diff
-48
| Investor | Q4 2025 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q4 2025 value | Q1 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend