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GeneDx Holdings Corp.

WGS Net buying
CIK 0001818331 #1896 in the set updated 22 Sep 2026
Bought (120 mo)
$305.78M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$240.05M
$19.30M on a plan · $31.36M straight out of an exercise
Sold at will
$189.40M
183 of 386 sales
Net
+$65.73M
+$116.38M against sales at will

By person

27 insiders · 457 transactions
15.9×

Katherine Stueland holds 15.9 times base salary in stock. $11.43M 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 $99.00, the price Class A Common Stock was last bought or sold at on the open market here, on 16 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%
$476.00M
—
Casdin Eli
Director
$75.75M (3)
—
+$75.75M
30,303,586
—
$3.00B
—
ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI
10% owner
$35.00M (2)
$75.33M (3)
−$40.33M
2,719,692
9.12%
$269.24M
—
Stueland Katherine
CHIEF EXECUTIVE OFFICER
$100.00K (1)
$39.36M (123) scheduled
−$39.26M
115,476
0.3872%
$11.43M
−49.3%
OPKO HEALTH, INC. entity
10% owner
$5.00M (1)
$29.70M (19)
−$24.70M
2,646,972
8.88%
$262.04M
—
Casdin Capital, LLC entity
Director
$41.12M (14)
$60.45M (1)
−$19.33M
7,214,328
24.19%
$714.18M
+16.9%
Feeley Kevin
CHIEF FINANCIAL OFFICER
—
$14.48M (122) scheduled
−$14.48M
44,945
0.1507%
$4.45M
—
Blackstone Tactical Opportunities Associates III - NQ L.P. entity
10% owner
$10.00M (3)
—
+$10.00M
162,309
0.5442%
$16.07M
—
BTO Sema4 Holdings L.P. entity
10% owner
$10.00M (3)
—
+$10.00M
162,309
0.5442%
$16.07M
—
Ryan Jason
Director
$161.37K (2)
$8.33M (16)
−$8.17M
118,764
0.3982%
$11.76M
+282.0%
RUCH JOSHUA
Director
—
$6.09M (15)
−$6.09M
153,382
0.5143%
$15.18M
—
Dechairo Bryan
Chief Operating Officer
—
$850.56K (12) scheduled
−$850.56K
0
0.0000%
$0.00
—
Ro Isaac
Former CFO
—
$727.24K (8) scheduled
−$727.24K
244,041
0.8183%
$24.16M
—
Saad Kareem
CHIEF TRANSFORMATION OFFICER
—
$259.50K (27)
−$259.50K
29,517
0.0990%
$2.92M
—
Schadt Eric
President & Chief R&D Officer
$192.48K (1)
$412.26K (3) scheduled
−$219.78K
243,380
0.8161%
$24.09M
—
PFENNIGER RICHARD C JR
Director
$69.91K (3)
—
+$69.91K
45,082
0.1512%
$4.46M
—
White Karen Ann
Chief People Officer
—
$57.27K (17)
−$57.27K
4,761
0.0160%
$471.32K
—
Assad Shawn
Former CAO
—
$52.10K (5)
−$52.10K
43,040
0.1443%
$4.26M
+4,303,900%
Coffin James
President and COO
—
$43.37K (1) scheduled
−$43.37K
22,903
0.0768%
$2.27M
—
Prentice Anthony
Former Chief Product Officer
—
$27.44K (5)
−$27.44K
12,102
0.0406%
$1.20M
—
Clark Daniel Emmett
Former Secretary and GC
—
$19.88K (5)
−$19.88K
312,207
1.05%
$30.91M
+1,445%
Miao Richard
Former Interim CFO
—
$7.06K (2)
−$7.06K
24,867
0.0834%
$2.46M
+43.0%
Sherman Rachel E.
Director
—
—
—
58,290
0.1955%
$5.77M
—
Turner Nat
Director
—
—
—
37,836
0.1269%
$3.75M
—
Leproust Emily M.
Director
—
—
—
24,852
0.0833%
$2.46M
—
Pellini Michael J
Director
—
—
—
17,114
0.0574%
$1.69M
—
Fuchs Thomas
Director
—
—
—
1,146
0.0038%
$113.45K
—

Individual transactions

46
Insider
Date
Role
Action
Shares
Price
Amount
Stueland Katherine
4 Mar 2026
CHIEF EXECUTIVE OFFICER
Sell
9,133
$79.25
$723.78K
Stueland Katherine
4 Mar 2026
CHIEF EXECUTIVE OFFICER
Sell
10,465
$78.61
$822.62K
Stueland Katherine
4 Mar 2026
CHIEF EXECUTIVE OFFICER
Sell
5,861
$77.63
$454.97K
Feeley Kevin
4 Mar 2026
CHIEF FINANCIAL OFFICER
Sell
2,220
$79.25
$175.93K
Feeley Kevin
4 Mar 2026
CHIEF FINANCIAL OFFICER
Sell
2,543
$78.61
$199.90K
Feeley Kevin
4 Mar 2026
CHIEF FINANCIAL OFFICER
Sell
1,424
$77.63
$110.54K
Feeley Kevin
2 Mar 2026
CHIEF FINANCIAL OFFICER
Sell
287
$77.52
$22.25K
Dechairo Bryan
2 Feb 2026
Chief Operating Officer
Sell
1,166
$100.31
$116.97K
Dechairo Bryan
2 Feb 2026
Chief Operating Officer
Sell
1,662
$99.40
$165.20K
Dechairo Bryan
2 Feb 2026
Chief Operating Officer
Sell
492
$98.61
$48.52K
Dechairo Bryan
2 Feb 2026
Chief Operating Officer
Sell
93
$96.77
$9.00K
RUCH JOSHUA
24 Nov 2025
Director
Sell indirect
728
$162.04
$117.96K
RUCH JOSHUA
24 Nov 2025
Director
Sell indirect
11,234
$161.16
$1.81M
RUCH JOSHUA
24 Nov 2025
Director
Sell indirect
8,944
$160.45
$1.44M
RUCH JOSHUA
24 Nov 2025
Director
Sell indirect
6,279
$159.28
$1.00M
RUCH JOSHUA
24 Nov 2025
Director
Sell indirect
2,016
$158.40
$319.34K
RUCH JOSHUA
24 Nov 2025
Director
Sell indirect
147
$162.04
$23.82K
RUCH JOSHUA
24 Nov 2025
Director
Sell indirect
2,268
$161.16
$365.50K
RUCH JOSHUA
24 Nov 2025
Director
Sell indirect
1,805
$160.45
$289.61K
RUCH JOSHUA
24 Nov 2025
Director
Sell indirect
1,268
$159.28
$201.96K
RUCH JOSHUA
24 Nov 2025
Director
Sell indirect
407
$158.40
$64.47K
RUCH JOSHUA
24 Nov 2025
Director
Sell indirect
72
$162.04
$11.67K
RUCH JOSHUA
24 Nov 2025
Director
Sell indirect
1,117
$161.16
$180.01K
RUCH JOSHUA
24 Nov 2025
Director
Sell indirect
889
$160.45
$142.64K
RUCH JOSHUA
24 Nov 2025
Director
Sell indirect
625
$159.28
$99.55K
RUCH JOSHUA
24 Nov 2025
Director
Sell indirect
201
$158.40
$31.84K
Feeley Kevin
2 Sep 2025
CHIEF FINANCIAL OFFICER
Sell
378
$125.81
$47.56K
Ryan Jason
27 Aug 2025
Director
Sell
1,150
$129.65
$149.09K
Ryan Jason
27 Aug 2025
Director
Sell indirect
1,500
$130.01
$195.02K
Ryan Jason
27 Aug 2025
Director
Sell indirect
9,890
$129.59
$1.28M
Ryan Jason
27 Aug 2025
Director
Sell indirect
3,452
$128.04
$442.00K
Ryan Jason
27 Aug 2025
Director
Sell indirect
5,443
$127.44
$693.64K
Ryan Jason
27 Aug 2025
Director
Sell indirect
8,969
$126.15
$1.13M
Ryan Jason
27 Aug 2025
Director
Sell indirect
8,818
$125.07
$1.10M
Casdin Capital, LLC
22 Aug 2025
Director
Sell indirect
500,000
$120.90
$60.45M
Feeley Kevin
2 Jun 2025
CHIEF FINANCIAL OFFICER
Sell
370
$71.26
$26.37K
Feeley Kevin
17 Mar 2025
CHIEF FINANCIAL OFFICER
Sell
3,749
$96.71
$362.57K
Stueland Katherine
17 Mar 2025
Chief Executive Officer
Sell
10,559
$96.71
$1.02M
Feeley Kevin
13 Mar 2025
CHIEF FINANCIAL OFFICER
Sell
402
$90.05
$36.20K
Stueland Katherine
13 Mar 2025
Chief Executive Officer
Sell
1,078
$89.44
$96.42K
Stueland Katherine
10 Mar 2025
Chief Executive Officer
Sell
2,731
$94.73
$258.70K
Feeley Kevin
10 Mar 2025
CHIEF FINANCIAL OFFICER
Sell
922
$94.72
$87.33K
Feeley Kevin
3 Mar 2025
CHIEF FINANCIAL OFFICER
Sell
261
$103.94
$27.13K
Feeley Kevin
2 Jan 2025
CHIEF FINANCIAL OFFICER
Sell
337
$77.04
$25.96K
Feeley Kevin
2 Jan 2025
CHIEF FINANCIAL OFFICER
Sell
774
$76.00
$58.82K
Feeley Kevin
2 Jan 2025
CHIEF FINANCIAL OFFICER
Sell
319
$75.08
$23.95K
Showing 250 of 457 transactions. The figures above use every one of them.

What was left out

Form 4 filings counted 389
Amendments (4/A) skipped 14
Filings about a different issuer 0
Unreadable filings 0
Joint filings 24
Sales on a Rule 10b5-1 plan 64
Sales straight out of an exercise 139
Sales at will 183
Transactions with no price 0
Shares from compensation/vesting 150,817,325
Sales filed before the plan box existed 38
History held since 26 Jul 2021