The largest holder of Natera stock is JPMorgan Investment Management, Inc., with 12.9 million shares (8.93% of the company), worth about $4.14 billion as of September 25, 2026. The 10 largest holders together own 43.2%.
In Q2 2026, 894 institutional holdings reports listed shares worth $37.50 billion.
Insiders reported 100 transactions in the last two years: 62 sales worth $123.15 million and no purchases. The newest one on file is from May 13, 2026 (Sheena Jonathan, Director).
Major holders as of September 25, 2026; quarterly totals from institutional holdings reports (latest Q2 2026); insider transactions on file through May 13, 2026.

2026Q2
| Holder | Shares | % of company | Value |
|---|---|---|---|
| JPMorgan Investment Management, Inc. | 12.9 million | 8.93% | $4.1B |
| T. Rowe Price International Ltd. | 9.0 million | 6.26% | $2.9B |
| BlackRock Advisors LLC | 8.8 million | 6.11% | $2.8B |
| Vanguard Capital Management LLC | 6.2 million | 4.32% | $2.0B |
| Vanguard Portfolio Management LLC | 5.8 million | 4.01% | $1.9B |
| Fidelity Management & Research Co. LLC | 5.4 million | 3.78% | $1.8B |
| Wellington Trust Co., NA | 4.0 million | 2.80% | $1.3B |
| State Street Corporation | 3.7 million | 2.54% | $1.2B |
| Duquesne Family Office LLC | 3.2 million | 2.21% | $1.0B |
| Duquesne Family Office LLC | 3.2 million | 2.21% | $1.0B |
As of September 25, 2026.
| Quarter | Reports | Shares | Value |
|---|---|---|---|
| Q2 2026 | 894 | – | $37.5B |
| Q1 2026 | 799 | 134.0 million | $26.7B |
| Q4 2025 | 829 | 133.0 million | $30.5B |
| Q3 2025 | 731 | 142.0 million | $22.8B |
| Q2 2025 | 684 | 132.0 million | $22.3B |
| Q1 2025 | 632 | 130.0 million | $18.4B |
| Q4 2024 | 630 | 125.0 million | $19.8B |
| Q3 2024 | 521 | 126.0 million | $16.1B |
Shares and value held by institutions that file quarterly holdings reports (options not included).
| Insider | Date | Title | Transaction | Value |
|---|---|---|---|---|
| Sheena Jonathan | May 13, 2026 | Director | Sale at price 199.43 - 210.34 per share. | $959,451 |
| Rabinowitz Matthew | May 5, 2026 | Officer and Director | Sale at price 205.22 - 241.39 per share. | $1.6M |
| Rabinowitz Matthew | May 5, 2026 | Officer and Director | Stock Award(Grant) at price 0.00 per share. | – |
| Brophy Michael Burkes | May 4, 2026 | Chief Financial Officer | Sale at price 206.16 - 210.49 per share. | $165,984 |
| Rabinowitz Daniel A | May 1, 2026 | Officer | Sale at price 206.16 per share. | $68,033 |
| Fesko John | May 1, 2026 | President | Sale at price 206.16 per share. | $59,993 |
| Moshkevich Solomon | May 1, 2026 | Officer | Sale at price 200.95 - 206.93 per share. | $693,560 |
| Sheena Jonathan | May 1, 2026 | Director | Sale at price 206.16 per share. | $22,059 |
| Chapman Steven Leonard | May 1, 2026 | Chief Executive Officer | Sale at price 206.16 per share. | $185,956 |
| Sheena Jonathan | Apr 29, 2026 | Director | Sale at price 196.22 - 204.39 per share. | $699,693 |
| Brophy Michael Burkes | Apr 29, 2026 | Chief Financial Officer | Sale at price 190.12 - 204.39 per share. | $1.0M |
| Rabinowitz Daniel A | Apr 27, 2026 | Officer | Sale at price 203.75 - 204.39 per share. | $379,811 |
Newest 12 of 100 insider transactions in the last two years.
JPMorgan Investment Management, Inc., with 8.93% of the company (as of September 25, 2026). Next: T. Rowe Price International Ltd. (6.26%) and BlackRock Advisors LLC (6.11%).
894 institutional holdings reports listed Natera shares in Q2 2026 worth $37.50 billion.
In the last two years insiders reported 62 sales and no purchases (100 transactions in all); the newest on file is from May 13, 2026.