# GENEDX HOLDINGS CORP COM CL A

GENEDX HOLDINGS CORP COM CL A is a security (CUSIP 81663L200) tracked across SEC portfolio filings. 245 institutional managers reported $2.2B on Form 13F as of 2026-06-30; 41 registered fund positions totaling $98.3M via N-PORT as of 2026-05-31.

## Summary

- Issuer: GENEDX HOLDINGS CORP
- Class: COM CL A
- CUSIP: 81663L200
- Asset category: EC
- 13F holders: 245
- 13F value: $2.2B
- 13F period: 2026-06-30
- N-PORT fund positions: 41
- N-PORT value: $98.3M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 245 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| [Corvex Management LP](https://search.stillhousedata.com/firm/158197) | NEW YORK, NY | $207.3M | 3,228,149 |
| [Casdin Capital, LLC](https://search.stillhousedata.com/firm/169579) | New York, NY | $193.1M | 3,007,164 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $154.7M | 1,189,069 |
| [ORACLE INVESTMENT MANAGEMENT INC](https://search.stillhousedata.com/firm/138127) | GREENWICH, CT | $115.1M | 884,654 |
| BlackRock, Inc. | New York, NY | $99.6M | 1,550,708 |
| [WESTFIELD CAPITAL MANAGEMENT CO LP](https://search.stillhousedata.com/firm/146990) | BOSTON, MA | $87.9M | 1,369,108 |
| GOLDMAN SACHS GROUP INC | NEW YORK, NY | $85.7M | 1,334,980 |
| ARK Investment Management LLC | St. Petersburg, FL | $85.1M | 1,324,583 |
| [WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC](https://search.stillhousedata.com/firm/173961) | CHICAGO, IL | $49.8M | 775,269 |
| [CITADEL ADVISORS LLC](https://search.stillhousedata.com/firm/148826) | MIAMI, FL | $49.3M | 647,401 |
| Sumitomo Mitsui Trust Group, Inc. | CHIYODA-KU, TOKYO, M0 | $45.8M | 666,581 |
| [Zweig-DiMenna Associates LLC](https://search.stillhousedata.com/firm/161385) | New York, NY | $44.3M | 689,290 |
| Nikko Asset Management Americas, Inc. | New York, NY | $41.0M | 638,800 |
| FRANKLIN RESOURCES INC | San Mateo, CA | $39.0M | 607,221 |
| RAYMOND JAMES FINANCIAL INC | ST. PETERSBURG, FL | $38.8M | 610,073 |

## Top fund holders (N-PORT)

_Showing 15 of 41 fund positions by value._

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [SMALLCAP World Fund Inc](https://search.stillhousedata.com/fund/S000009599) | SMALLCAP World Fund Inc | $29.5M | 3.64% |
| [Oberweis Micro-Cap Fund](https://search.stillhousedata.com/fund/S000010231) | OBERWEIS FUNDS | $15.5M | 147.86% |
| abrdn Healthcare Opportunities Fund | abrdn Healthcare Opportunities Fund | $6.0M | 82.62% |
| [Thrivent Small-Mid Cap Equity ETF](https://search.stillhousedata.com/fund/S000075337) | Thrivent ETF Trust | $5.8M | 67.29% |
| abrdn Healthcare Investors | abrdn Healthcare Investors | $4.7M | 41.54% |
| [U.S. MICRO CAP PORTFOLIO](https://search.stillhousedata.com/fund/S000000948) | DFA INVESTMENT DIMENSIONS GROUP INC | $4.3M | 5.79% |
| ARK Venture Fund | ARK Venture Fund | $3.9M | 44.73% |
| ROYCE SMALL-CAP TRUST, INC. | ROYCE SMALL-CAP TRUST, INC. | $3.6M | 16.00% |
| [VANGUARD HEALTH CARE INDEX FUND](https://search.stillhousedata.com/fund/S000004450) | VANGUARD WORLD FUND | $3.2M | 1.66% |
| [HARTFORD SMALL COMPANY HLS FUND](https://search.stillhousedata.com/fund/S000003220) | HARTFORD SERIES FUND INC | $2.4M | 60.42% |
| abrdn World Healthcare Fund | abrdn World Healthcare Fund | $2.3M | 48.24% |
| [LVIP Franklin Templeton Multi-Factor SMID Cap Equity Fund](https://search.stillhousedata.com/fund/S000021660) | LINCOLN VARIABLE INSURANCE PRODUCTS TRUST | $2.2M | 24.10% |
| ROYCE MICRO-CAP TRUST, INC. | ROYCE MICRO-CAP TRUST, INC. | $2.0M | 29.46% |
| [Master Small Cap Index Series](https://search.stillhousedata.com/fund/S000002716) | Quantitative Master Series LLC | $2.0M | 4.19% |
| abrdn Life Sciences Investors | abrdn Life Sciences Investors | $1.8M | 31.64% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/81663L200.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.