| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| CMLS Holdings LLC | 12% | -12% | $375,826,799 | -$48,159,994 | 3,630,826 | -11% | Keith A. Meister | 22 Aug 2025 |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 4.3% | -23% | $133,132,271 | -$42,634,981 | 1,235,681 | -24% | WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 30 Sep 2025 |
| GOLDMAN SACHS GROUP INC | 3.9% | -26% | $122,860,496 | -$34,984,913 | 1,106,752 | -22% | THE GOLDMAN SACHS GROUP, INC. | 31 Mar 2025 |
| SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC | 3% | -43% | $75,374,001 | -$48,643,788 | 867,265 | -39% | Summit Partners Public Asset Management, LLC | 30 Jun 2025 |
| FMR LLC | 0.6% | -94% | $14,194,477 | -$228,627,966 | 163,324 | -94% | FMR LLC | 30 Jun 2025 |
As of 31 Dec 2025, 282 institutional investors reported holding 30,989,855 shares of GeneDx Holdings Corp. - Common Stock (WGS). This represents 108% of the company’s total 28,736,767 outstanding shares.
The largest institutional shareholders of GeneDx Holdings Corp. - Common Stock (WGS) together control 79% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Corvex Management LP | 11% | 3,058,629 | 0% | 13% | $397,805,288 |
| Casdin Capital, LLC | 10% | 3,007,164 | 0% | 24% | $391,111,750 |
| BlackRock, Inc. | 5.4% | 1,560,094 | +2% | 0% | $202,905,825 |
| GOLDMAN SACHS GROUP INC | 4.2% | 1,220,502 | +4.5% | 0.02% | $158,738,491 |
| VANGUARD GROUP INC | 4.1% | 1,189,069 | +1.6% | 0% | $154,650,315 |
| FRANKLIN RESOURCES INC | 3.8% | 1,092,988 | +60% | 0.03% | $142,154,023 |
| WESTFIELD CAPITAL MANAGEMENT CO LP | 3.5% | 1,018,261 | +87% | 0.55% | $132,435,026 |
| SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC | 3.2% | 920,587 | +12% | 3.4% | $119,731,545 |
| ORACLE INVESTMENT MANAGEMENT INC | 3.1% | 884,654 | -0.6% | 75% | $115,058,099 |
| FMR LLC | 2.9% | 832,738 | +65% | 0.01% | $108,305,906 |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 2.8% | 809,210 | -34% | 0.29% | $105,245,853 |
| Invesco Ltd. | 2.7% | 786,466 | +59% | 0.02% | $102,287,768 |
| ARK Investment Management LLC | 2.1% | 604,561 | +35% | 0.52% | $78,629,240 |
| Zweig-DiMenna Associates LLC | 2.1% | 597,825 | -0.74% | 5.5% | $77,753,120 |
| T. Rowe Price Investment Management, Inc. | 2% | 584,150 | -19% | 0.05% | $75,975,000 |
| LORD, ABBETT & CO. LLC | 1.8% | 518,304 | -1.3% | 0.21% | $67,411,000 |
| MORGAN STANLEY | 1.8% | 506,091 | +8.2% | 0% | $65,822,282 |
| RAYMOND JAMES FINANCIAL INC | 1.8% | 505,341 | +6.3% | 0.02% | $65,531,959 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.8% | 504,567 | +3.1% | 0% | $65,635,200 |
| STATE STREET CORP | 1.6% | 456,258 | +3.7% | 0% | $59,340,915 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 1.4% | 413,991 | +25% | 0.01% | $53,844,000 |
| Driehaus Capital Management LLC | 1.4% | 395,323 | -3.6% | 0.35% | $51,415,709 |
| WELLINGTON MANAGEMENT GROUP LLP | 1.3% | 384,750 | -2.8% | 0.01% | $50,040,585 |
| Sumitomo Mitsui Trust Group, Inc. | 1.3% | 381,725 | +31% | 0.03% | $49,647,154 |
| Amova Asset Management Americas, Inc. | 1.3% | 381,725 | +31% | 0.57% | $49,647,154 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 30,989,855 | $4,027,301,518 | +$107,948,280 | $130.06 | 282 |
| 2025 Q3 | 30,101,297 | $3,243,312,025 | -$145,765,886 | $107.74 | 265 |
| 2025 Q2 | 31,497,581 | $2,907,518,951 | +$295,483,780 | $92.31 | 227 |
| 2025 Q1 | 28,348,693 | $2,510,002,958 | +$418,104,940 | $88.56 | 223 |
| 2024 Q4 | 23,530,792 | $1,808,818,954 | +$346,627,584 | $76.86 | 197 |
| 2024 Q3 | 18,827,893 | $799,061,927 | +$96,660,873 | $42.44 | 133 |
| 2024 Q2 | 16,284,875 | $425,689,987 | +$75,857,439 | $26.14 | 85 |
| 2024 Q1 | 13,907,881 | $126,979,303 | +$14,714,242 | $9.13 | 56 |
| 2023 Q4 | 12,439,878 | $34,209,188 | -$4,757,540 | $2.75 | 45 |
| 2023 Q3 | 13,944,728 | $50,758,465 | -$946,527 | $3.64 | 52 |
| 2023 Q2 | 13,953,489 | $83,162,048 | -$76,091,712 | $5.96 | 56 |
| 2023 Q1 | 26,718,966 | $9,627,559 | +$9,627,559 | $0.36 | 2 |