GeneDx Holdings Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGS:WGS Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
04 Jun 24	BuyUS$2,757,117	Casdin Capital, LLC	Company	130,000	US$22.52
29 May 24	BuyUS$842,604	Casdin Capital, LLC	Company	40,000	US$21.07
28 May 24	BuyUS$3,424,989	Casdin Capital, LLC	Company	170,000	US$20.61
13 May 24	BuyUS$1,165,295	Casdin Capital, LLC	Company	50,000	US$23.31
12 Mar 24	SellUS$8,261	Kareem Saad	Individual	897	US$9.21
12 Mar 24	SellUS$24,111	Katherine Stueland	Individual	2,618	US$9.21
12 Mar 24	SellUS$8,574	Kevin Feeley	Individual	931	US$9.21
05 Mar 24	BuyUS$357,652	Casdin Capital, LLC	Company	40,900	US$8.83
03 Jan 24	SellUS$271	Kareem Saad	Individual	105	US$2.58
17 Nov 23	BuyUS$161,368	Jason Ryan	Individual	114,742	US$1.54
15 Nov 23	SellUS$1,140,027	Corvex Management LP	Company	883,742	US$1.29
08 Nov 23	BuyUS$14,889	Richard Pfenniger	Individual	10,000	US$1.49
17 Oct 23	SellUS$134	Jason Ryan	Individual	42	US$3.19
17 Aug 23	BuyUS$25,523	Richard Pfenniger	Individual	5,000	US$5.10

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 2.2%.

Top 25 shareholders own 84.33% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
14.3%	Mount Sinai School Of Medicine, Endowment Arm	3,732,633	US$101.7m	0%	88.33%
13.6%	OPKO Health, Inc.	3,558,601	US$97.0m	0%	no data
13.5%	Casdin Capital, LLC	3,526,411	US$96.1m	12.4%	7.03%
9.46%	Corvex Management LP	2,473,781	US$67.4m	0%	2.73%
4.31%	Oracle Investment Management, Inc.	1,126,607	US$30.7m	532%	28.22%
4.3%	Goldman Sachs Group, Investment Banking and Securities Investments	1,125,115	US$30.7m	-33.3%	0.02%
3.19%	Blackstone Inc.	835,062	US$22.8m	0%	0.09%
3.03%	Morgan Stanley, Investment Banking and Brokerage Investments	793,481	US$21.6m	1.19%	no data
3%	Soleus Capital Management, L.P.	783,376	US$21.3m	1,210%	2.03%
2.71%	The Vanguard Group, Inc.	707,612	US$19.3m	4.22%	no data
2.46%	Deerfield Management Company, L.P. Series C	643,110	US$17.5m	0%	0.34%
2.13%	Gagnon Securities, LLC	556,305	US$15.2m	59.3%	3.44%
1.27%	CMLS Holdings LLC	333,144	US$9.1m	0%	no data
0.94%	BlackRock, Inc.	246,925	US$6.7m	5.54%	no data
0.81%	Gagnon Advisors, LLC	211,393	US$5.8m	41.6%	4.84%
0.77%	Jacobs Levy Equity Management Inc	202,063	US$5.5m	-35.6%	0.02%
0.75%	Joshua Ruch	196,289	US$5.3m	1.04%	no data
0.74%	Geode Capital Management, LLC	194,401	US$5.3m	3.36%	no data
0.72%	Jason Ryan	188,356	US$5.1m	0%	no data
0.59%	Trellus Management Company, LLC	155,012	US$4.2m	0%	5.01%
0.41%	Millennium Management LLC	106,083	US$2.9m	-19.9%	no data
0.4%	Decheng Capital LLC	103,604	US$2.8m	0%	0.93%
0.35%	Katherine Stueland	90,830	US$2.5m	36.2%	no data
0.34%	Abaris Investment Management AG	88,000	US$2.4m	0%	4.38%
0.29%	Calamos Asset Management, Inc.	76,006	US$2.1m	0%	0.01%