The largest holder of ResMed stock is BlackRock Advisors LLC, with 9.7 million shares (6.69% of the company), worth about $2.32 billion as of September 25, 2026. The 10 largest holders together own 35.3%.
In Q2 2026, 934 institutional holdings reports listed 144.0 million shares worth $19.70 billion, up 47.4% in shares from Q1 2026.
Insiders reported 92 transactions in the last two years: 52 sales worth $41.53 million and no purchases. The newest one on file is from May 7, 2026 (Farrell Michael J, Chief Executive Officer).
Major holders as of September 25, 2026; quarterly totals from institutional holdings reports (latest Q2 2026); insider transactions on file through May 7, 2026.

2026Q2
| Holder | Shares | % of company | Value |
|---|---|---|---|
| BlackRock Advisors LLC | 9.7 million | 6.69% | $2.3B |
| Vanguard Capital Management LLC | 9.5 million | 6.57% | $2.3B |
| Vanguard Portfolio Management LLC | 7.9 million | 5.49% | $1.9B |
| State Street Corporation | 6.7 million | 4.63% | $1.6B |
| Geode Capital Management LLC | 4.4 million | 3.02% | $1.0B |
| BNY Mellon Investment Adviser, Inc. | 4.2 million | 2.91% | $1.0B |
| BlackRock Life Ltd. | 2.4 million | 1.69% | $584.0M |
| First Trust Advisors LP | 2.3 million | 1.58% | $547.0M |
| Invesco Advisers, Inc. | 2.1 million | 1.43% | $495.0M |
| Eaton Vance Management | 1.9 million | 1.34% | $463.0M |
As of September 25, 2026.
| Quarter | Reports | Shares | Value |
|---|---|---|---|
| Q2 2026 | 934 | 144.0 million | $19.7B |
| Q1 2026 | 979 | 97.7 million | $21.8B |
| Q4 2025 | 994 | 97.4 million | $23.5B |
| Q3 2025 | 1,007 | 92.6 million | $25.3B |
| Q2 2025 | 973 | 93.4 million | $24.1B |
| Q1 2025 | 930 | 94.4 million | $21.1B |
| Q4 2024 | 925 | 90.9 million | $20.8B |
| Q3 2024 | 865 | 88.5 million | $21.5B |
Shares and value held by institutions that file quarterly holdings reports (options not included).
| Insider | Date | Title | Transaction | Value |
|---|---|---|---|---|
| Farrell Michael J | May 7, 2026 | Chief Executive Officer | Sale at price 207.82 per share. | $1.0M |
| Farrell Michael J | May 7, 2026 | Chief Executive Officer | Conversion of Exercise of derivative security at price 146.34 per share. | $730,383 |
| Farrell Michael J | Apr 7, 2026 | Chief Executive Officer | Sale at price 225.50 per share. | $1.1M |
| Farrell Michael J | Apr 7, 2026 | Chief Executive Officer | Conversion of Exercise of derivative security at price 146.34 per share. | $730,383 |
| Sandercock Brett | Apr 1, 2026 | Chief Financial Officer | Sale at price 224.31 per share. | $224,310 |
| Farrell Peter Craig | Apr 1, 2026 | Director | Sale at price 225.00 per share. | $450,000 |
| Farrell Michael J | Mar 9, 2026 | Chief Executive Officer | Sale at price 251.03 per share. | $1.3M |
| Farrell Michael J | Mar 9, 2026 | Chief Executive Officer | Conversion of Exercise of derivative security at price 146.34 per share. | $730,383 |
| Farrell Peter Craig | Mar 4, 2026 | Director | Sale at price 260.22 per share. | $520,440 |
| Sandercock Brett | Mar 2, 2026 | Chief Financial Officer | Sale at price 254.30 per share. | $254,300 |
| Farrell Michael J | Feb 9, 2026 | Chief Executive Officer | Sale at price 273.78 per share. | $1.4M |
| Farrell Michael J | Feb 9, 2026 | Chief Executive Officer | Conversion of Exercise of derivative security at price 146.34 per share. | $730,383 |
Newest 12 of 92 insider transactions in the last two years.
BlackRock Advisors LLC, with 6.69% of the company (as of September 25, 2026). Next: Vanguard Capital Management LLC (6.57%) and Vanguard Portfolio Management LLC (5.49%).
934 institutional holdings reports listed ResMed shares in Q2 2026, 144.0 million shares in all worth $19.70 billion.
In the last two years insiders reported 52 sales and no purchases (92 transactions in all); the newest on file is from May 7, 2026.