CIK 0001818331 · Large accelerated filer
GeneDx Holdings Corp.
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- WGS
- Exchange
- Nasdaq
- Industry
- Services-Health Services
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- EIN
- 851966622
- Phone
- 888-729-1206
- Business address
- 333 LUDLOW STREET, NORTH TOWER, 6TH FLOOR, STAMFORD, CT, 06902
- Former names
- Sema4 Holdings Corp., CM Life Sciences, Inc.
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $1,839,245
- in 5 filings
Net −$1,839,245. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-05-08 | Meister Keith A. Director | Purchase | +79,144 | $40.67 | $3.2M | 3,860,193 |
| 2026-05-08 | Meister Keith A. Director | Purchase | +73,104 | $41.15 | $3.0M | 3,933,297 |
| 2026-05-08 | Casdin Capital, LLC Director | Purchase · Cash Settled Swap | +300,000 | 800,000 | ||
| 2026-05-07 | Meister Keith A. Director | Purchase | +128,181 | $35.46 | $4.5M | 3,356,331 |
| 2026-05-07 | Meister Keith A. Director | Purchase | +14,786 | $36.33 | $537K | 3,371,117 |
| 2026-05-07 | Meister Keith A. Director | Purchase | +123,393 | $37.60 | $4.6M | 3,494,510 |
| 2026-05-07 | Meister Keith A. Director | Purchase | +116,412 | $38.46 | $4.5M | 3,610,922 |
| 2026-05-07 | Meister Keith A. Director | Purchase | +94,356 | $39.39 | $3.7M | 3,705,278 |
| 2026-05-07 | Meister Keith A. Director | Purchase | +56,630 | $40.46 | $2.3M | 3,761,908 |
| 2026-05-07 | Casdin Capital, LLC Director | Purchase · Cash Settled Swap | +500,000 | 500,000 | ||
| 2026-04-29 | Feeley Kevin CHIEF FINANCIAL OFFICER | Option exercise | +754 | 35,334 | ||
| 2026-04-29 | Feeley Kevin CHIEF FINANCIAL OFFICER | Sale | −392 | $65.19 | $26K | 34,942 |
| 2026-04-29 | Feeley Kevin CHIEF FINANCIAL OFFICER | Option exercise · Restricted Stock Unit | −754 | 0 | ||
| 2026-04-29 | Stueland Katherine CHIEF EXECUTIVE OFFICER | Option exercise | +3,874 | 95,388 | ||
| 2026-04-29 | Stueland Katherine CHIEF EXECUTIVE OFFICER | Sale | −2,154 | $65.20 | $140K | 93,234 |
| 2026-04-29 | Stueland Katherine CHIEF EXECUTIVE OFFICER | Sale | −18 | $64.12 | $1K | 93,216 |
| 2026-04-29 | Stueland Katherine CHIEF EXECUTIVE OFFICER | Option exercise · Restricted Stock Unit | −3,874 | 0 | ||
| 2026-03-26 | Feeley Kevin CHIEF FINANCIAL OFFICER | Option exercise | +16,250 | 43,398 | ||
| 2026-03-26 | Feeley Kevin CHIEF FINANCIAL OFFICER | Sale | −2,485 | $61.29 | $152K | 40,913 |
| 2026-03-26 | Feeley Kevin CHIEF FINANCIAL OFFICER | Sale | −961 | $62.33 | $60K | 39,952 |
Page 5 of 23 · 450 trades