GeneDx Holdings Corp.

By person

26 insiders · 447 transactions

12.6×

Katherine Stueland holds 12.6 times base salary in stock. $9.03M of shares against $715.87K in salary for 2025.

Salary from the company's own proxy. The shares are what Katherine Stueland last reported holding, valued at $84.22, the price Class A Common Stock was last bought or sold at on the open market here, on 9 Sep 2026.

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Meister Keith A.

Director

$128.39M (35)

$3.85M (2)

+$124.54M

4,808,275

16.12%

$404.94M

—

Casdin Eli

Director

$75.75M (3)

—

+$75.75M

30,303,586

—

$2.55B

—

ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI

10% owner

$35.00M (2)

$75.33M (3)

−$40.33M

2,719,692

9.12%

$229.05M

—

Stueland Katherine

CHIEF EXECUTIVE OFFICER

$100.00K (1)

$38.34M (118) scheduled

−$38.24M

107,227

0.3596%

$9.03M

−52.9%

OPKO HEALTH, INC. entity

10% owner

$5.00M (1)

$29.70M (19)

−$24.70M

2,646,972

8.88%

$222.92M

—

Casdin Capital, LLC entity

Director

$41.12M (14)

$60.45M (1)

−$19.33M

7,214,328

24.19%

$607.57M

+16.9%

Feeley Kevin

CHIEF FINANCIAL OFFICER

—

$14.12M (117) scheduled

−$14.12M

41,476

0.1391%

$3.49M

—

Blackstone Tactical Opportunities Associates III - NQ L.P. entity

10% owner

$10.00M (3)

—

+$10.00M

162,309

0.5442%

$13.67M

—

BTO Sema4 Holdings L.P. entity

10% owner

$10.00M (3)

—

+$10.00M

162,309

0.5442%

$13.67M

—

Ryan Jason

Director

$161.37K (2)

$8.33M (16)

−$8.17M

118,764

0.3982%

$10.00M

+282.0%

RUCH JOSHUA

Director

—

$6.09M (15)

−$6.09M

153,382

0.5143%

$12.92M

—

Dechairo Bryan

Chief Operating Officer

—

$850.56K (12) scheduled

−$850.56K

0.0000%

$0.00

—

Ro Isaac

Former CFO

—

$727.24K (8) scheduled

−$727.24K

244,041

0.8183%

$20.55M

—

Saad Kareem

CHIEF TRANSFORMATION OFFICER

—

$259.50K (27)

−$259.50K

29,517

0.0990%

$2.49M

—

Schadt Eric

President & Chief R&D Officer

$192.48K (1)

$412.26K (3) scheduled

−$219.78K

243,380

0.8161%

$20.50M

—

PFENNIGER RICHARD C JR

Director

$69.91K (3)

—

+$69.91K

45,082

0.1512%

$3.80M

—

White Karen Ann

Chief People Officer

—

$57.27K (17)

−$57.27K

4,761

0.0160%

$400.96K

—

Assad Shawn

Former CAO

—

$52.10K (5)

−$52.10K

43,040

0.1443%

$3.62M

+4,303,900%

Coffin James

President and COO

—

$43.37K (1) scheduled

−$43.37K

22,903

0.0768%

$1.93M

—

Prentice Anthony

Former Chief Product Officer

—

$27.44K (5)

−$27.44K

12,102

0.0406%

$1.02M

—

Clark Daniel Emmett

Former Secretary and GC

—

$19.88K (5)

−$19.88K

312,207

1.05%

$26.29M

+1,445%

Miao Richard

Former Interim CFO

—

$7.06K (2)

−$7.06K

24,867

0.0834%

$2.09M

+43.0%

Sherman Rachel E.

Director

—

58,290

0.1955%

$4.91M

—

Turner Nat

Director

—

37,836

0.1269%

$3.19M

—

Leproust Emily M.

Director

—

24,852

0.0833%

$2.09M

—

Pellini Michael J

Director

—

17,114

0.0574%

$1.44M

—

Individual transactions

Insider

Date

Role

Action

Price

Amount

Dechairo Bryan

4 Feb 2026

Chief Operating Officer

Sold on a plan

100

$91.92

$9.19K

Dechairo Bryan

4 Feb 2026

Chief Operating Officer

Sold on a plan

100

$90.45

$9.05K

Dechairo Bryan

4 Feb 2026

Chief Operating Officer

Sold on a plan

328

$88.66

$29.08K

Dechairo Bryan

4 Feb 2026

Chief Operating Officer

Sold on a plan

1,572

$87.66

$137.80K

Dechairo Bryan

4 Feb 2026

Chief Operating Officer

Sold on a plan

623

$86.35

$53.80K

Dechairo Bryan

4 Feb 2026

Chief Operating Officer

Sold on a plan

1,034

$84.93

$87.82K

Dechairo Bryan

4 Feb 2026

Chief Operating Officer

Sold on a plan

1,425

$83.83

$119.46K

Dechairo Bryan

4 Feb 2026

Chief Operating Officer

Sold on a plan

779

$83.04

$64.68K

Stueland Katherine

30 Sep 2025

CHIEF EXECUTIVE OFFICER

Sold on a plan

136

$113.68

$15.46K

Stueland Katherine

30 Sep 2025

CHIEF EXECUTIVE OFFICER

Sold on a plan

645

$111.84

$72.13K

Stueland Katherine

30 Sep 2025

CHIEF EXECUTIVE OFFICER

Sold on a plan

200

$110.23

$22.05K

Stueland Katherine

30 Sep 2025

CHIEF EXECUTIVE OFFICER

Sold on a plan

554

$109.13

$60.46K

Stueland Katherine

30 Sep 2025

CHIEF EXECUTIVE OFFICER

Sold on a plan

5,163

$108.55

$560.46K

Stueland Katherine

30 Sep 2025

CHIEF EXECUTIVE OFFICER

Sold on a plan

4,462

$107.61

$480.16K

Stueland Katherine

30 Sep 2025

CHIEF EXECUTIVE OFFICER

Sold on a plan

1,092

$106.69

$116.51K

Stueland Katherine

30 Sep 2025

CHIEF EXECUTIVE OFFICER

Sold on a plan

606

$105.10

$63.69K

Stueland Katherine

9 Jul 2025

Chief Executive Officer

Sold on a plan

3,220

$93.00

$299.46K

Feeley Kevin

1 Jul 2025

CHIEF FINANCIAL OFFICER

Sold on a plan

346

$91.88

$31.79K

Feeley Kevin

1 Jul 2025

CHIEF FINANCIAL OFFICER

Sold on a plan

998

$90.86

$90.68K

Stueland Katherine

1 Jul 2025

Chief Executive Officer

Sold on a plan

135

$92.46

$12.48K

Stueland Katherine

1 Jul 2025

Chief Executive Officer

Sold on a plan

2,594

$91.55

$237.48K

Stueland Katherine

1 Jul 2025

Chief Executive Officer

Sold on a plan

6,928

$90.68

$628.22K

Stueland Katherine

9 Apr 2025

Chief Executive Officer

Sold on a plan

705

$97.24

$68.56K

Stueland Katherine

9 Apr 2025

Chief Executive Officer

Sold on a plan

3,174

$96.29

$305.64K

Stueland Katherine

9 Apr 2025

Chief Executive Officer

Sold on a plan

3,173

$95.51

$303.05K

Stueland Katherine

9 Apr 2025

Chief Executive Officer

Sold on a plan

4,511

$94.55

$426.52K

Stueland Katherine

9 Apr 2025

Chief Executive Officer

Sold on a plan

9,628

$93.33

$898.56K

Stueland Katherine

9 Apr 2025

Chief Executive Officer

Sold on a plan

1,000

$92.28

$92.28K

Stueland Katherine

9 Apr 2025

Chief Executive Officer

Sold on a plan

1,900

$91.27

$173.42K

Stueland Katherine

9 Apr 2025

Chief Executive Officer

Sold on a plan

1,600

$90.13

$144.21K

Stueland Katherine

9 Apr 2025

Chief Executive Officer

Sold on a plan

300

$88.70

$26.61K

Stueland Katherine

9 Apr 2025

Chief Executive Officer

Sold on a plan

373

$87.30

$32.56K

Stueland Katherine

9 Apr 2025

Chief Executive Officer

Sold on a plan

5,855

$86.34

$505.55K

Stueland Katherine

9 Apr 2025

Chief Executive Officer

Sold on a plan

3,175

$85.44

$271.26K

Stueland Katherine

9 Apr 2025

Chief Executive Officer

Sold on a plan

2,745

$84.28

$231.35K

Stueland Katherine

9 Apr 2025

Chief Executive Officer

Sold on a plan

3,297

$83.25

$274.49K

Stueland Katherine

9 Apr 2025

Chief Executive Officer

Sold on a plan

3,134

$82.17

$257.51K

Stueland Katherine

9 Apr 2025

Chief Executive Officer

Sold on a plan

2,024

$81.16

$164.26K

Stueland Katherine

7 Jan 2025

Chief Executive Officer

Sold on a plan

10,005

$96.39

$964.36K

Stueland Katherine

7 Jan 2025

Chief Executive Officer

Sold on a plan

9,176

$95.50

$876.28K

Stueland Katherine

7 Jan 2025

Chief Executive Officer

Sold on a plan

8,439

$94.33

$796.04K

Stueland Katherine

7 Jan 2025

Chief Executive Officer

Sold on a plan

23,800

$93.34

$2.22M

Stueland Katherine

2 Jan 2025

Chief Executive Officer

Sold on a plan

1,564

$80.47

$125.86K

Stueland Katherine

2 Jan 2025

Chief Executive Officer

Sold on a plan

4,242

$79.68

$337.99K

Stueland Katherine

2 Jan 2025

Chief Executive Officer

Sold on a plan

4,078

$78.58

$320.43K

Stueland Katherine

2 Jan 2025

Chief Executive Officer

Sold on a plan

3,417

$77.88

$266.12K

Stueland Katherine

2 Jan 2025

Chief Executive Officer

Sold on a plan

2,051

$76.54

$156.98K

Stueland Katherine

2 Jan 2025

Chief Executive Officer

Sold on a plan

2,654

$75.47

$200.31K

Showing 250 of 447 transactions. The figures above use every one of them.

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