| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| CMLS Holdings LLC | 12% | -12% | $438,313,315 | -$56,167,274 | 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% | $106,945,408 | -$30,453,041 | 1,106,752 | -22% | THE GOLDMAN SACHS GROUP, INC. | 31 Mar 2025 |
| SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC | 3% | -43% | $104,696,231 | -$67,567,346 | 867,265 | -39% | Summit Partners Public Asset Management, LLC | 30 Jun 2025 |
| FMR LLC | 0.6% | -94% | $10,178,343 | -$163,940,799 | 163,324 | -94% | FMR LLC | 30 Jun 2025 |
As of 30 Sep 2025, 264 institutional investors reported holding 30,100,794 shares of GeneDx Holdings Corp. - Common Stock (WGS). This represents 105% of the company’s total 28,736,767 outstanding shares.
The largest institutional shareholders of GeneDx Holdings Corp. - Common Stock (WGS) together control 75% 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% | 12% | $329,536,688 |
| Casdin Capital, LLC | 10% | 3,007,164 | -14% | 27% | $323,991,849 |
| BlackRock, Inc. | 5.3% | 1,529,075 | +6.6% | 0% | $164,742,539 |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 4.2% | 1,220,138 | -25% | 0.34% | $131,457,668 |
| VANGUARD GROUP INC | 4.1% | 1,170,422 | -0.89% | 0% | $126,101,267 |
| GOLDMAN SACHS GROUP INC | 4.1% | 1,168,180 | +11% | 0.02% | $125,859,714 |
| ORACLE INVESTMENT MANAGEMENT INC | 3.1% | 889,954 | -3.5% | 67% | $95,883,644 |
| SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC | 2.9% | 823,567 | +7.3% | 2.9% | $88,731,109 |
| T. Rowe Price Investment Management, Inc. | 2.5% | 718,003 | -31% | 0.05% | $77,358,000 |
| FRANKLIN RESOURCES INC | 2.4% | 681,381 | +102% | 0.02% | $73,411,935 |
| Zweig-DiMenna Associates LLC | 2.1% | 602,300 | +2.8% | 5% | $64,891,802 |
| JENNISON ASSOCIATES LLC | 2.1% | 598,426 | +50% | 0.04% | $64,474,418 |
| WESTFIELD CAPITAL MANAGEMENT CO LP | 1.9% | 544,094 | -7.7% | 0.25% | $58,620,688 |
| LORD, ABBETT & CO. LLC | 1.8% | 525,377 | +21% | 0.17% | $56,604,000 |
| FMR LLC | 1.8% | 503,309 | +208% | 0% | $54,226,598 |
| Invesco Ltd. | 1.7% | 494,072 | -11% | 0.01% | $53,231,317 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.7% | 489,397 | +0.97% | 0% | $52,735,613 |
| RAYMOND JAMES FINANCIAL INC | 1.7% | 475,543 | +15% | 0.02% | $51,235,002 |
| MORGAN STANLEY | 1.6% | 467,812 | -4% | 0% | $50,402,119 |
| ARK Investment Management LLC | 1.6% | 446,979 | 0.29% | $48,157,485 | |
| STATE STREET CORP | 1.5% | 439,806 | +5.7% | 0% | $47,384,698 |
| Pentwater Capital Management LP | 1.5% | 425,000 | -65% | 0.41% | $45,789,500 |
| Driehaus Capital Management LLC | 1.4% | 410,030 | +35% | 0.32% | $44,176,632 |
| WELLINGTON MANAGEMENT GROUP LLP | 1.4% | 395,731 | -2.7% | 0.01% | $42,636,058 |
| ALLIANCEBERNSTEIN L.P. | 1.3% | 360,063 | -6.9% | 0.01% | $38,793,188 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 295,471 | $38,464,843 | +$32,606,976 | $130.06 | 9 |
| 2025 Q3 | 30,100,794 | $3,243,258,025 | -$145,765,900 | $107.74 | 264 |
| 2025 Q2 | 31,497,581 | $2,907,518,951 | +$295,483,852 | $92.31 | 227 |
| 2025 Q1 | 28,348,693 | $2,510,003,276 | +$418,105,244 | $88.56 | 223 |
| 2024 Q4 | 23,530,387 | $1,808,787,815 | +$346,596,272 | $76.86 | 197 |
| 2024 Q3 | 18,827,893 | $799,061,608 | +$96,660,654 | $42.44 | 135 |
| 2024 Q2 | 16,284,875 | $425,689,901 | +$75,857,368 | $26.14 | 88 |
| 2024 Q1 | 13,907,881 | $126,979,303 | +$14,357,147 | $9.13 | 57 |
| 2023 Q4 | 11,655,169 | $32,051,510 | -$6,904,614 | $2.75 | 44 |
| 2023 Q3 | 13,944,602 | $50,758,006 | -$946,111 | $3.64 | 54 |
| 2023 Q2 | 13,953,292 | $83,160,877 | -$76,092,823 | $5.96 | 57 |
| 2023 Q1 | 26,718,966 | $9,627,559 | +$9,627,632 | $0.36 | 2 |