GeneDx Holdings Corp. - Class A common stock, par value $0.0001 per share (WGS)

Q: What does CUSIP 81663L200 represent in this 13F holders report?

CUSIP 81663L200 is the security identifier for WGS - GeneDx Holdings Corp. - Class A common stock, par value $0.0001 per share used to aggregate holder disclosures.

Q: How many institutions held WGS - GeneDx Holdings Corp. - Class A common stock, par value $0.0001 per share in Q4 2024?

197 institutional investors reported WGS - GeneDx Holdings Corp. - Class A common stock, par value $0.0001 per share for Q4 2024. Use the holders table for investor-level position and value details.

CUSIP: 81663L200

Q4 2024 13F Holders as of 31 Dec 2024

Security type / class: Equity / Class A common stock, par value $0.0001 per share
Total 13F shares: 23,530,792
Total 13F value: $1,808,818,954
Share change: +4,072,895
Put/Call ratio: 59%
SEC-reported price per share: $76.86
Number of holders: 197
Value change: +$346,627,584
Number of buys: 140
Number of sells: 49
Shares outstanding: 29,889,524

Security key

81663L200

Report period

Q4 2024

Institutions

197

Top holders

WGS full security history Ownership snapshot Full 13F holder table Newer quarter: Q3 2026 GeneDx Holdings Corp. SEC filings GeneDx Holdings Corp. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 81663L200

Newer quarter: Q3 2026

Recent filing periods:

Q3 2026

Ownership snapshot

Top reported holders of WGS - GeneDx Holdings Corp. - Class A common stock, par value $0.0001 per share (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

ICAHN SCHOOL OF MEDICINE ...

Disclosed value leader

ICAHN SCHOOL OF MEDICINE ...

Comparable rows

0/15

Latest evidence

15 Nov 2024

3/4/5 13F Highest disclosed value: $192,487,561 15 rows are not safely comparable across share classes. Showing 1-6 of 15 holder rows.

Quick read

ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI has the largest disclosed position value at $192.49M.

0 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 ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI's linked filing trail.

Disclosed position value Top 5

ICAHN SCHOOL OF MEDICINE AT MOUNT... $192.49M

OPKO HEALTH, INC. $91.3M

Blackstone Tactical Opportunities... $16.75M

Blackstone Tactical Opportunities... $649.2K

BTO Sema4 Holdings L.P. $525.9K

Value bars compare disclosed positions; verify each figure against the linked filing evidence.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI	3/4/5 10%+ Owner 3/4/5	— denominator unverified	$192,487,561 2,719,692 shares	—	15 Nov 2024
OPKO HEALTH, INC.	3/4/5 10%+ Owner 3/4/5	— denominator unverified	$91,295,123 2,646,972 shares	—	15 Aug 2024
Blackstone Tactical Opportunities Fund - FD L.P.	3/4/5 10%+ Owner 3/4/5	— denominator unverified	$16,752,000 100,000 shares	—	22 Jul 2021
Blackstone Tactical Opportunities Associates III - NQ L.P.	3/4/5 10%+ Owner 3/4/5	— denominator unverified	$649,236 162,309 shares	—	29 Apr 2022
BTO Sema4 Holdings L.P.	3/4/5 10%+ Owner 3/4/5	— denominator unverified	$525,881 162,309 shares	—	29 Apr 2022
Casdin Capital, LLC	13F Company 13F	— denominator unverified	$148,844,040 3,507,164 shares	—	30 Sep 2024

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 Q4 2024

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

197

23,530,792

Rows available

197

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 Q4 2024 vs Q3 2024 Across Filers

Q3 2024 holders

133

Q4 2024 holders

197

Holder diff

Investor	Q3 2024 Shares	Q4 2024 Shares	Share Diff	Share Chg %	Q3 2024 value	Q4 2024 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend