GENEDX HOLDINGS CORP WGS
COM CL A · Common Stock · CUSIP 81663L200
- SectorHealth care
- IndustryServices-Health Services
- HeadquartersStamford, CT
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($5.5m this quarter). Holder counts are more reliable. Shares outstanding: 28.5m as of 2025-04-23, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $88.54. Options: 17 managers hold calls ($62.7m notional), 13 hold puts ($25.3m).
Trends to Q1 2025
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q1 2023 | 2 |
| Q2 2023 | 59 |
| Q3 2023 | 54 |
| Q4 2023 | 49 |
| Q1 2024 | 59 |
| Q2 2024 | 87 |
| Q3 2024 | 137 |
| Q4 2024 | 200 |
| Q1 2025 | 227 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q2 2023 | 56 | 2 |
| Q3 2023 | 23 | 26 |
| Q4 2023 | 17 | 26 |
| Q1 2024 | 35 | 17 |
| Q2 2024 | 62 | 23 |
| Q3 2024 | 95 | 29 |
| Q4 2024 | 140 | 50 |
| Q1 2025 | 141 | 89 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q2 2024 | $3.9m | $1.9m | 0.49 |
| Q3 2024 | $4.3m | $7.0m | 1.61 |
| Q4 2024 | $18.7m | $9.6m | 0.51 |
| Q1 2025 | $62.7m | $25.3m | 0.40 |
Biggest buyers
| FMR LLC | Added | +2.4m |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | Added | +519.0k |
| T. Rowe Price Investment Management, Inc. | New | +503.7k |
| SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC | Added | +447.0k |
| ALLIANCEBERNSTEIN L.P. | Added | +423.1k |
| WELLINGTON MANAGEMENT GROUP LLP | Added | +284.9k |
| AMERICAN CENTURY COMPANIES INC | New | +269.6k |
| Point72 Asset Management, L.P. | Added | +223.9k |
| WESTFIELD CAPITAL MANAGEMENT CO LP | New | +222.5k |
| FRANKLIN RESOURCES INC | Added | +215.8k |
Biggest sellers
| LORD, ABBETT & CO. LLC | Reduced | -221.1k |
| Divisadero Street Capital Management, LP | Reduced | -215.1k |
| Assenagon Asset Management S.A. | Reduced | -161.5k |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC | Reduced | -160.1k |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | -134.9k |
| Science & Technology Partners, L.P. | Reduced | -124.4k |
| TWO SIGMA INVESTMENTS, LP | Reduced | -123.7k |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | Reduced | -104.0k |
| JPMORGAN CHASE & CO | Reduced | -94.1k |
| TUDOR INVESTMENT CORP ET AL | Reduced | -93.9k |
Biggest calls
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $21.8m246.4k shares |
| SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC | New | $8.8m99.8k shares |
| NOMURA HOLDINGS INC | New | $6.2m70.0k shares |
| CITADEL ADVISORS LLC | Added | $5.1m57.9k shares |
| JANE STREET GROUP, LLC | Added | $4.1m45.8k shares |
| WOLVERINE TRADING, LLC | Added | $3.0m32.7k shares |
| Point72 Asset Management, L.P. | New | $2.7m30.0k shares |
| SIMPLEX TRADING, LLC | Added | $2.5m28.5k shares |
| Cubist Systematic Strategies, LLC | Reduced | $2.1m23.4k shares |
| IMC-Chicago, LLC | Added | $2.0m22.5k shares |
Biggest puts
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $8.9m100.5k shares |
| CITADEL ADVISORS LLC | Added | $5.2m58.5k shares |
| Pentwater Capital Management LP | New | $2.2m25.0k shares |
| IMC-Chicago, LLC | New | $2.2m24.9k shares |
| JANE STREET GROUP, LLC | New | $2.1m23.9k shares |
| WOLVERINE TRADING, LLC | Added | $1.5m16.2k shares |
| Cubist Systematic Strategies, LLC | Added | $708.5k8.0k shares |
| D. E. Shaw & Co., Inc. | Added | $673.1k7.6k shares |
| TORONTO DOMINION BANK | New | $664.2k7.5k shares |
| GROUP ONE TRADING LLC | Added | $504.8k5.7k shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| CMLS Holdings LLC 13D · may seek influence no change · filed 2026-05-22 | 17.9% |
| GOLDMAN SACHS GROUP INC 13G · institution +1.9 pts · filed 2026-08-11 | 5.8% |
| BlackRock, Inc. 13G · institution new · filed 2026-07-28 | 5.5% |
| ARK Investment Management LLC 13G · institution filed 2026-08-07 | 5.3% |
Fell to 5% or below in the last year: WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC (4.3%, 2025-11-12)
Insider purchases and sales in Q1 2025
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q2 2023 | 1 | $29.5k | 4 | $191.8k | — |
| Q3 2023 | 1 | $25.5k | 4 | $86.8k | — |
| Q4 2023 | 2 | $176.3k | 5 | $1.2m | — |
| Q1 2024 | 1 | $357.5k | 3 | $190.8k | — |
| Q2 2024 | 1 | $8.2m | 2 | $468.2k | — |
| Q3 2024 | 0 | — | 2 | $734.6k | — |
| Q4 2024 | 0 | — | 3 | $9.8m | $3.2m |
| Q1 2025 | 0 | — | 2 | $17.0m | $6.3m |
| Date | Insider | Trade | Value |
|---|---|---|---|
| 2025-03-26 | Stueland Katherine Chief Executive Officer, director | Sold | $4.5m46.6k shares |
| 2025-03-26 | Feeley Kevin CHIEF FINANCIAL OFFICER | Sold | $836.2k8.7k shares |
| 2025-03-17 | Stueland Katherine Chief Executive Officer, director | Sold | $1.0m10.6k shares |
| 2025-03-17 | Feeley Kevin CHIEF FINANCIAL OFFICER | Sold | $362.6k3.7k shares |
| 2025-03-13 | Stueland Katherine Chief Executive Officer, director | Sold | $96.4k1.1k shares |
| 2025-03-13 | Feeley Kevin CHIEF FINANCIAL OFFICER | Sold | $36.2k402 shares |
| 2025-03-10 | Stueland Katherine Chief Executive Officer, director | Sold | $258.7k2.7k shares |
| 2025-03-10 | Feeley Kevin CHIEF FINANCIAL OFFICER | Sold | $87.3k922 shares |
| 2025-03-03 | Feeley Kevin CHIEF FINANCIAL OFFICER | Sold | $27.1k261 shares |
| 2025-01-29 | Stueland Katherine Chief Executive Officer, director | Sold | $130.0k1.7k shares |
| 2025-01-29 | Feeley Kevin CHIEF FINANCIAL OFFICER | Sold | $21.6k275 shares |
| 2025-01-07 | Stueland Katherine Chief Executive Officer, director | Sold plan | $4.9m51.4k shares |
| 2025-01-07 | Feeley Kevin CHIEF FINANCIAL OFFICER | Sold | $3.3m35.5k shares |
| 2025-01-02 | Stueland Katherine Chief Executive Officer, director | Sold plan | $1.4m18.0k shares |
| 2025-01-02 | Feeley Kevin CHIEF FINANCIAL OFFICER | Sold | $108.7k1.4k shares |
Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).
Holders, Q1 2025
| Manager | Shares | Change |
|---|---|---|
| Casdin Capital, LLC 25.38% of their portfolio | 3.5m $310.6m | Unchanged |
| FMR LLC 0.02% of their portfolio | 2.8m $247.4m | Added +2.4m |
| Corvex Management LP 8.51% of their portfolio | 2.5m $219.1m | Unchanged |
| SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC 5.11% of their portfolio | 1.2m $106.5m | Added +447.0k |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 0.30% of their portfolio | 1.2m $105.3m | Added +519.0k |
| BlackRock, Inc. 0.00% of their portfolio | 1.1m $101.6m | Reduced -32.5k |
| GOLDMAN SACHS GROUP INC 0.02% of their portfolio | 1.1m $96.5m | Reduced -54.1k |
| VANGUARD GROUP INC 0.00% of their portfolio | 1.0m $91.3m | Added +25.1k |
| ORACLE INVESTMENT MANAGEMENT INC 55.93% of their portfolio | 970.0k $85.9m | Reduced -53.5k |
| FRED ALGER MANAGEMENT, LLC 0.28% of their portfolio | 557.0k $49.3m | Added +11.0k |
| T. Rowe Price Investment Management, Inc. 0.03% of their portfolio | 503.7k $44.6m | New |
| Zweig-DiMenna Associates LLC 6.49% of their portfolio | 457.1k $40.5m | Added +147.6k |
| Driehaus Capital Management LLC 0.39% of their portfolio | 455.0k $40.3m | Added +130.0k |
| ALLIANCEBERNSTEIN L.P. 0.01% of their portfolio | 436.9k $38.7m | Added +423.1k |
| WELLINGTON MANAGEMENT GROUP LLP 0.01% of their portfolio | 425.6k $37.7m | Added +284.9k |
| NEXT CENTURY GROWTH INVESTORS LLC 3.29% of their portfolio | 417.0k $36.9m | Added +105.0k |
| LORD, ABBETT & CO. LLC 0.13% of their portfolio | 409.3k $36.3m | Reduced -221.1k |
| D. E. Shaw & Co., Inc. 0.04% of their portfolio | 399.7k $35.4m | Added +105.2k |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 392.7k $34.8m | Added +10.4k |
| Invesco Ltd. 0.01% of their portfolio | 389.6k $34.5m | Added +134.2k |
| MACQUARIE GROUP LTD 0.04% of their portfolio | 362.0k $32.1m | Reduced -22.5k |
| STATE STREET CORP 0.00% of their portfolio | 339.6k $30.1m | Added +19.7k |
| RAYMOND JAMES FINANCIAL INC 0.01% of their portfolio | 333.4k $29.5m | Added +68.3k |
| FARALLON CAPITAL MANAGEMENT, L.L.C. 0.14% of their portfolio | 303.0k $26.8m | Added +108.0k |
| Point72 Asset Management, L.P. 0.07% of their portfolio | 287.0k $25.4m | Added +223.9k |
| GAGNON SECURITIES LLC 5.55% of their portfolio | 284.9k $25.2m | Reduced -74.5k |
| Science & Technology Partners, L.P. 9.71% of their portfolio | 276.6k $24.5m | Reduced -124.4k |
| AMERICAN CENTURY COMPANIES INC 0.01% of their portfolio | 269.6k $23.9m | New |
| FRANKLIN RESOURCES INC 0.01% of their portfolio | 222.9k $19.7m | Added +215.8k |
| WESTFIELD CAPITAL MANAGEMENT CO LP 0.10% of their portfolio | 222.5k $19.7m | New |
| MORGAN STANLEY 0.00% of their portfolio | 212.5k $18.8m | Reduced -366 |
| Alamea Verwaltungs GmbH 16.16% of their portfolio | 211.1k $18.7m | First filing |
| Nuveen, LLC 0.01% of their portfolio | 197.9k $17.5m | First filing |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.04% of their portfolio | 196.6k $17.4m | Reduced -104.0k |
| Allspring Global Investments Holdings, LLC 0.03% of their portfolio | 190.3k $16.1m | Added +100.1k |
| NORTHERN TRUST CORP 0.00% of their portfolio | 185.2k $16.4m | Added +5.5k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio | 146.9k $13.0m | Reduced -4.5k |
| AMERIPRISE FINANCIAL INC 0.00% of their portfolio | 145.2k $12.9m | Added +110.8k |
| Nicholas Investment Partners, LP 1.20% of their portfolio | 131.6k $11.7m | Added +34.6k |
| Gagnon Advisors, LLC 7.94% of their portfolio | 127.1k $11.3m | Reduced -60.6k |
| OBERWEIS ASSET MANAGEMENT INC/ 0.55% of their portfolio | 123.5k $10.9m | Unchanged |
| Russell Investments Group, Ltd. 0.01% of their portfolio | 108.4k $9.6m | Added +3.0k |
| Assenagon Asset Management S.A. 0.02% of their portfolio | 106.1k $9.4m | Reduced -161.5k |
| Telemark Asset Management, LLC 1.16% of their portfolio | 100.0k $8.9m | New |
| ASHFORD CAPITAL MANAGEMENT INC 1.08% of their portfolio | 94.2k $8.3m | New |
| Qube Research & Technologies Ltd 0.01% of their portfolio | 89.8k $8.0m | Added +75.3k |
| NEW YORK STATE COMMON RETIREMENT FUND 0.01% of their portfolio | 85.9k $7.6m | Added +17.9k |
| BANTAMAC CAPITAL, LLC 3.64% of their portfolio | 85.8k $7.6m | Reduced -31.5k |
| Connor, Clark & Lunn Investment Management Ltd. 0.03% of their portfolio | 84.1k $7.5m | Reduced -82.0k |
| Palisades Investment Partners, LLC 3.73% of their portfolio | 83.9k $7.4m | Added +309 |
| BARCLAYS PLC 0.00% of their portfolio | 74.9k $6.6m | Reduced -5.5k |
| Divisadero Street Capital Management, LP 0.74% of their portfolio | 73.1k $6.5m | Reduced -215.1k |
| PRUDENTIAL FINANCIAL INC 0.01% of their portfolio | 72.9k $6.5m | Reduced -30.4k |
| PRINCIPAL FINANCIAL GROUP INC 0.00% of their portfolio | 71.6k $6.3m | Added +55.8k |
| SILVERCREST ASSET MANAGEMENT GROUP LLC 0.05% of their portfolio | 71.3k $6.3m | Reduced -411 |
| RENAISSANCE TECHNOLOGIES LLC 0.01% of their portfolio | 70.2k $6.2m | Reduced -134.9k |
| NORGES BANK 0.00% of their portfolio | 68.0k $6.0m | Unchanged |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC 0.02% of their portfolio | 61.0k $5.4m | Reduced -160.1k |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 60.8k $5.4m | Added +36.4k |
| Tri Locum Partners LP 2.64% of their portfolio | 58.1k $5.1m | Reduced -69.4k |
| Calamos Advisors LLC 0.02% of their portfolio | 57.3k $5.1m | Reduced -2.2k |
| UBS Group AG 0.00% of their portfolio | 52.1k $4.6m | Added +5.2k |
| Jain Global LLC 0.09% of their portfolio | 51.7k $4.6m | Added +27.4k |
| Legal Advantage Investments, Inc. 2.42% of their portfolio | 50.6k $4.5m | Added +16.5k |
| NISA INVESTMENT ADVISORS, LLC 0.02% of their portfolio | 50.2k $4.4m | Added +117 |
| Aquatic Capital Management LLC 0.11% of their portfolio | 48.0k $4.3m | Added +43.1k |
| CASTLEARK MANAGEMENT LLC 0.15% of their portfolio | 47.8k $4.2m | Reduced -13.9k |
| ALGERT GLOBAL LLC 0.10% of their portfolio | 47.7k $4.2m | Added +4.8k |
| Jump Financial, LLC 0.06% of their portfolio | 46.2k $4.1m | New |
| NATIONAL BANK OF CANADA /FI/ 0.00% of their portfolio | 45.0k $4.0m | Unchanged |
| Bank of New York Mellon Corp 0.00% of their portfolio | 43.5k $3.9m | Added +2.6k |
| LPL Financial LLC 0.00% of their portfolio | 43.1k $3.8m | Added +7.5k |
| Informed Momentum Co LLC 0.63% of their portfolio | 41.4k $3.7m | Reduced -9.7k |
| RBF Capital, LLC 0.21% of their portfolio | 37.3k $3.3m | Unchanged |
| ACADIAN ASSET MANAGEMENT LLC 0.01% of their portfolio | 36.2k $3.2m | Added +567 |
| SEI INVESTMENTS CO 0.00% of their portfolio | 35.8k $3.2m | Added +17.8k |
| Pentwater Capital Management LP 0.04% of their portfolio | 32.0k $2.8m | New |
| Swiss National Bank 0.00% of their portfolio | 31.9k $2.8m | Added +8.1k |
| ROYCE & ASSOCIATES LP 0.03% of their portfolio | 31.6k $2.8m | Unchanged |
| HUSSMAN STRATEGIC ADVISORS, INC. 0.68% of their portfolio | 31.5k $2.8m | New |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 29.5k $2.6m | Added +6.8k |
| Lisanti Capital Growth, LLC 0.78% of their portfolio | 29.4k $2.6m | Reduced -38.5k |
| CITADEL ADVISORS LLC 0.00% of their portfolio | 28.4k $2.5m | Reduced -50.7k |
| TWO SIGMA INVESTMENTS, LP 0.01% of their portfolio | 28.4k $2.5m | Reduced -123.7k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio | 28.2k $2.5m | Added +11.4k |
| GROUP ONE TRADING LLC 0.10% of their portfolio | 26.1k $2.3m | Added +23.2k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio | 25.4k $2.2m | Added +19.2k |
| AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio | 25.1k $2.2m | Reduced -32.5k |
| Legato Capital Management LLC 0.28% of their portfolio | 23.3k $2.1m | Reduced -4.4k |
| Alphabet Inc. 0.13% of their portfolio | 22.7k $2.0m | Unchanged |
| Verition Fund Management LLC 0.01% of their portfolio | 21.4k $1.9m | Reduced -5.4k |
| Morse Asset Management, Inc 0.46% of their portfolio | 20.4k $1.8m | New |
| Penserra Capital Management LLC 0.03% of their portfolio | 20.2k $1.8m | Added +10.5k |
| Polar Asset Management Partners Inc. 0.06% of their portfolio | 19.5k $1.7m | Added +6.4k |
| RHUMBLINE ADVISERS 0.00% of their portfolio | 19.4k $1.7m | Reduced -398 |
| Meridiem Capital Partners LP 0.19% of their portfolio | 19.3k $1.7m | New |
| NIA IMPACT ADVISORS, LLC 0.60% of their portfolio | 18.4k $1.6m | Reduced -860 |
| CITIGROUP INC 0.00% of their portfolio | 17.0k $1.5m | Added +6.3k |
| TD Asset Management Inc 0.00% of their portfolio | 16.9k $1.5m | Added +9.1k |
| Huntleigh Advisors, Inc. 0.25% of their portfolio | 16.6k $1.5m | Reduced -19.4k |