ResMed Inc.
ResMed Inc. (RMD) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · RMD · as of Mar 31, 2025
Ownership Breakdown
920
Institutional Holders
▲ 11 vs Q4
$21.09B
Total Inst. Value
▲ $410.01M vs Q4
145.06M
Shares Outstanding
freeFloat 99.38%
94.32M
13F Shares Held
▲ 3.83M vs Q4
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
RMD largest shareholders · institutional ownership
Q1 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
VANGUARD GROUP INC surgical & medical instruments & apparatus | 18.49M | 12.60% | 12.60% | $4.14T | May 9, 2025 | ▲ 320.2K |
BLACKROCK, INC. surgical & medical instruments & apparatus | 12.69M | 8.65% | 8.65% | $2.84T | May 2, 2025 | ▲ 80.5K |
STATE STREET CORP surgical & medical instruments & apparatus | 6.55M | 4.47% | 4.47% | $1.47T | May 15, 2025 | ▲ 84.4K |
BANK OF NEW YORK MELLON CORP surgical & medical instruments & apparatus | 5.20M | 3.55% | 3.55% | $1.16T | Apr 29, 2025 | ▼ 227.7K |
MORGAN STANLEY surgical & medical instruments & apparatus | 4.14M | 2.82% | 2.82% | $926.65B | May 15, 2025 | ▲ 264.2K |
GEODE CAPITAL MANAGEMENT, LLC surgical & medical instruments & apparatus | 4.12M | 2.81% | 2.81% | $918.82B | May 13, 2025 | ▲ 172.3K |
INVESCO LTD. surgical & medical instruments & apparatus | 2.29M | 1.56% | 1.56% | $513.52B | May 12, 2025 | ▼ 31.0K |
NORTHERN TRUST CORP surgical & medical instruments & apparatus | 1.74M | 1.19% | 1.19% | $390.52B | May 13, 2025 | ▲ 42.0K |
CHARLES SCHWAB INVESTMENT MANAGEMENT INC surgical & medical instruments & apparatus | 998.1K | 68.03% | 68.03% | $223.43B | Sep 15, 2025 | ▲ 41.1K |
UBS ASSET MANAGEMENT AMERICAS INC surgical & medical instruments & apparatus | 977.4K | 66.62% | 66.62% | $218.79B | May 19, 2025 | ▲ 22.8K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q1 2025 vs prior quarter
Q1 2025
39
Increased
+4.29M shares1
New Positions
first time holders10
Decreased
−741.8K shares0
Sold Out
fully exitedNet shares change (top 50)
+3.55M
+4.29M / −741.8K
Net new holders
+30
1 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
RMD insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
1
Buy transactions
4
Sell transactions
0.25
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Farrell Michael J. Chairman and CEO | May 7, 2026 | Sale | 4,991 | $207.82 | $1.04M | 466.2K | Form 4 ↗ |
Farrell Michael J. Chairman and CEO | Apr 7, 2026 | Sale | 4,991 | $225.50 | $1.13M | 466.2K | Form 4 ↗ |
Sandercock Brett Chief Financial Officer | Apr 1, 2026 | Sale | 1,000 | $224.31 | $224.3K | 83.5K | Form 4 ↗ |
FARRELL PETER C director | Apr 1, 2026 | Sale | 2,000 | $225.00 | $450.0K | 60.8K | Form 4 ↗ |
Farrell Michael J. Chairman and CEO | Mar 9, 2026 | Sale | 4,991 | $251.03 | $1.25M | 466.2K | Form 4 ↗ |
FARRELL PETER C director | Mar 4, 2026 | Sale | 2,000 | $260.22 | $520.4K | 62.8K | Form 4 ↗ |
Sandercock Brett Chief Financial Officer | Mar 2, 2026 | Sale | 1,000 | $254.30 | $254.3K | 84.5K | Form 4 ↗ |
Farrell Michael J. Chairman and CEO | Feb 9, 2026 | Sale | 4,991 | $273.78 | $1.37M | 466.2K | Form 4 ↗ |
FARRELL PETER C director | Feb 4, 2026 | Sale | 2,000 | $251.31 | $502.6K | 64.8K | Form 4 ↗ |
Rider Michael J Global General Counsel | Feb 4, 2026 | Sale | 50 | $260.00 | $13.0K | 9.7K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
ResMed Inc. (RMD) is primarily owned by institutional investors, who hold approximately 65.0% of total shares outstanding. Company insiders own approximately 0.62%, while retail and public investors account for the remaining 34.36%.
The largest institutional shareholder of ResMed Inc. is VANGUARD GROUP INC, holding approximately 18.49 million shares — equal to 12.60% of outstanding shares — as of March 31, 2025.
A total of 920 institutional investors currently hold RMD stock, with a combined institutional value of approximately $21.09 billion as of the most recent 13F filing period.
Frequently asked questions
RMD ownershipResMed Inc. (RMD) is primarily owned by institutional investors, who hold approximately 65.0% of shares. The largest shareholder is VANGUARD GROUP INC with a 12.60% stake. Company insiders hold 0.62%. Data sourced from SEC Form 13F as of March 31, 2025.