GeneDx Holdings Corp.
Total Trades
224
Buys
13
Sells
118
Largest Trade
N/A
Insiders
18
Institutional Funds
229
Inst. Value
$1M+
Activist Filings
22
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Meister Keith A. | Director | BUY | $1M+ | 170K | $79.40 | Mar 6, 2026 |
| Feeley Kevin | CHIEF FINANCIAL OF… | SELL | $100K–$500K | 6K | $78.61 | Mar 5, 2026 |
| Feeley Kevin | CHIEF FINANCIAL OF… | GRANT | N/A | 15K | — | Mar 5, 2026 |
| Stueland Katherine | CHIEF EXECUTIVE OF… | SELL | $1M+ | 25K | $78.61 | Mar 5, 2026 |
| Stueland Katherine | CHIEF EXECUTIVE OF… | GRANT | N/A | 48K | — | Mar 5, 2026 |
| Feeley Kevin | CHIEF FINANCIAL OF… | EXERCISE | N/A | 718 | — | Mar 3, 2026 |
| Feeley Kevin | CHIEF FINANCIAL OF… | SELL | $15K–$50K | 287 | $77.52 | Mar 3, 2026 |
| Dechairo Bryan | COO | SELL | $500K+ | 6K | $85.70 | Feb 6, 2026 |
| Dechairo Bryan | COO | EXERCISE | N/A | 9K | — | Feb 4, 2026 |
| Dechairo Bryan | COO | SELL | $100K–$500K | 3K | $99.53 | Feb 4, 2026 |
| Feeley Kevin | CHIEF FINANCIAL OF… | SELL | $15K–$50K | 317 | $93.99 | Feb 2, 2026 |
| Feeley Kevin | CHIEF FINANCIAL OF… | EXERCISE | N/A | 754 | — | Feb 2, 2026 |
| Stueland Katherine | CHIEF EXECUTIVE OF… | EXERCISE | N/A | 4K | — | Feb 2, 2026 |
| Stueland Katherine | CHIEF EXECUTIVE OF… | SELL | $100K–$500K | 2K | $94.00 | Feb 2, 2026 |
| Feeley Kevin | CHIEF FINANCIAL OF… | EXERCISE | N/A | 7K | — | Dec 18, 2025 |
| Feeley Kevin | CHIEF FINANCIAL OF… | SELL | $500K+ | 4K | $143.87 | Dec 18, 2025 |
| Stueland Katherine | CHIEF EXECUTIVE OF… | EXERCISE | N/A | 19K | — | Dec 18, 2025 |
| Stueland Katherine | CHIEF EXECUTIVE OF… | SELL | $1M+ | 11K | $143.89 | Dec 18, 2025 |
| Feeley Kevin | CHIEF FINANCIAL OF… | SELL | $100K–$500K | 1K | $159.28 | Dec 11, 2025 |
| Feeley Kevin | CHIEF FINANCIAL OF… | EXERCISE | N/A | 2K | — | Dec 11, 2025 |
| Stueland Katherine | CHIEF EXECUTIVE OF… | SELL | $500K+ | 4K | $159.28 | Dec 11, 2025 |
| Stueland Katherine | CHIEF EXECUTIVE OF… | EXERCISE | N/A | 7K | — | Dec 11, 2025 |
| Feeley Kevin | CHIEF FINANCIAL OF… | SELL | $50K–$100K | 377 | $162.54 | Dec 3, 2025 |
| Feeley Kevin | CHIEF FINANCIAL OF… | EXERCISE | N/A | 717 | — | Dec 3, 2025 |
| RUCH JOSHUA | Director | SELL | $1M+ | 38K | $160.37 | Nov 26, 2025 |
| Stueland Katherine | CHIEF EXECUTIVE OF… | EXERCISE | N/A | 4K | — | Oct 31, 2025 |
| Stueland Katherine | CHIEF EXECUTIVE OF… | SELL | $100K–$500K | 2K | $136.54 | Oct 31, 2025 |
| Feeley Kevin | CHIEF FINANCIAL OF… | SELL | $50K–$100K | 388 | $136.54 | Oct 31, 2025 |
| Feeley Kevin | CHIEF FINANCIAL OF… | EXERCISE | N/A | 753 | — | Oct 31, 2025 |
| Stueland Katherine | CHIEF EXECUTIVE OF… | SELL | $1M+ | 13K | $108.17 | Oct 1, 2025 |
| Feeley Kevin | CHIEF FINANCIAL OF… | SELL | $500K+ | 7K | $108.38 | Oct 1, 2025 |
| Feeley Kevin | CHIEF FINANCIAL OF… | EXERCISE | $15K–$50K | 1K | $32.67 | Oct 1, 2025 |
| Feeley Kevin | CHIEF FINANCIAL OF… | EXERCISE | N/A | 7K | — | Sep 18, 2025 |
| Feeley Kevin | CHIEF FINANCIAL OF… | SELL | $100K–$500K | 4K | $121.47 | Sep 18, 2025 |
| Stueland Katherine | CHIEF EXECUTIVE OF… | EXERCISE | N/A | 19K | — | Sep 18, 2025 |
| Stueland Katherine | CHIEF EXECUTIVE OF… | SELL | $1M+ | 11K | $121.47 | Sep 18, 2025 |
| Stueland Katherine | CEO | EXERCISE | N/A | 7K | — | Sep 11, 2025 |
| Stueland Katherine | CEO | SELL | $100K–$500K | 4K | $128.06 | Sep 11, 2025 |
| Feeley Kevin | CHIEF FINANCIAL OF… | EXERCISE | N/A | 2K | — | Sep 11, 2025 |
| Feeley Kevin | CHIEF FINANCIAL OF… | SELL | $100K–$500K | 1K | $128.05 | Sep 11, 2025 |
| Feeley Kevin | CHIEF FINANCIAL OF… | SELL | $15K–$50K | 378 | $125.81 | Sep 3, 2025 |
| Feeley Kevin | CHIEF FINANCIAL OF… | EXERCISE | N/A | 717 | — | Sep 3, 2025 |
| Ryan Jason | Director | SELL | $1M+ | 39K | $127.37 | Aug 28, 2025 |
| Casdin Capital, LLC | Director | SELL | $1M+ | 500K | $120.90 | Aug 22, 2025 |
| Feeley Kevin | CHIEF FINANCIAL OF… | SELL | $15K–$50K | 388 | $105.31 | Jul 31, 2025 |
| Feeley Kevin | CHIEF FINANCIAL OF… | EXERCISE | N/A | 753 | — | Jul 31, 2025 |
| Stueland Katherine | CEO | EXERCISE | N/A | 4K | — | Jul 31, 2025 |
| Stueland Katherine | CEO | SELL | $100K–$500K | 2K | $105.31 | Jul 31, 2025 |
| Feeley Kevin | CHIEF FINANCIAL OF… | EXERCISE | $15K–$50K | 1K | $32.67 | Jul 11, 2025 |
| Feeley Kevin | CHIEF FINANCIAL OF… | SELL | $100K–$500K | 5K | $93.00 | Jul 11, 2025 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 229 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| WESTFIELD CAPITAL MANAGEMENT CO LP | 1.0M | $1M+ | SH |
| VANGUARD GROUP INC | 1.0M | $1M+ | SH |
| ORACLE INVESTMENT MANAGEMENT INC | 885K | $1M+ | SH |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 809K | $1M+ | SH |
| ARK Investment Management LLC | 605K | $1M+ | SH |
| Zweig-DiMenna Associates LLC | 598K | $1M+ | SH |
| LORD, ABBETT & CO. LLC | 505K | $1M+ | SH |
| STATE STREET CORP | 456K | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 438K | $1M+ | SH |
| Amova Asset Management Americas, Inc. | 382K | $1M+ | SH |
| Sumitomo Mitsui Trust Group, Inc. | 382K | $1M+ | SH |
| RAYMOND JAMES FINANCIAL INC | 352K | $1M+ | SH |
| Capital International Investors | 283K | $1M+ | SH |
| JENNISON ASSOCIATES LLC | 258K | $1M+ | SH |
| GAGNON SECURITIES LLC | 254K | $1M+ | SH |
| ALLIANCEBERNSTEIN L.P. | 253K | $1M+ | SH |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 227K | $1M+ | SH |
| Assenagon Asset Management S.A. | 206K | $1M+ | SH |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 193K | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 177K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
SC 13G/A · Nov 12, 2025
4.3%
1.2M shares
SC 13D/A · Aug 26, 2025
1.9%
537K shares
Summit Partners Public Asset Management, LLC
SC 13G/A · Aug 14, 2025
3.0%
867K shares
SC 13G/A · Aug 6, 2025
0.6%
163K shares
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
SC 13G · Jul 30, 2025
5.7%
1.6M shares
SC 13G · May 12, 2025
10.0%
2.8M shares
SC 13G/A · May 9, 2025
3.9%
1.1M shares
SC 13D/A · May 7, 2025
1.9%
537K shares
Summit Partners Public Asset Management, LLC
SC 13G · Feb 12, 2025
5.2%
1.4M shares
SC 13G · Feb 5, 2025
5.2%
1.4M shares
SC 13D/A · Nov 21, 2024
5.0%
1.4M shares
SC 13D/A · Nov 8, 2024
6.4%
1.7M shares
SC 13G/A · Nov 8, 2024
5.0%
1.3M shares
SC 13D/A · Sep 18, 2024
8.1%
2.2M shares
SC 13D/A · Aug 23, 2024
9.3%
2.5M shares
SC 13D/A · Aug 12, 2024
10.4%
2.8M shares
SC 13D/A · Jul 26, 2024
11.9%
3.1M shares
SC 13D/A · Jul 5, 2024
13.3%
3.5M shares
SC 13D/A · May 31, 2024
2.1%
537K shares
SC 13G · Feb 10, 2024
7.0%
1.8M shares
SC 13D/A · Nov 17, 2023
2.1%
537K shares
SC 13G/A · Jun 9, 2023
2.4%
611K shares