Also trades as: 0JZ2.L (LSE) · $vol 0M
MASI Institutional Ownership
Masimo Corporation
1W: +0.6%
1M: +0.9%
3M: +2.5%
YTD: +41.2%
1Y: +7.8%
3Y: +9.6%
5Y: -13.9%
$179.95
Last traded 2026-06-12 — delisted
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Institutional Ownership — MASI
453
Institutional Holders
-73 vs prior quarter
0.0%
Ownership
+0.00pp
$2M
Total Invested
0
New Positions
0
Increased
445
Reduced
443
Closed
0.36
Put/Call Ratio
Ownership Trends
Top Institutional Holders (519 total)
| # | Holder | Shares | Value | Change | Change % | Holding Period | Filing |
|---|---|---|---|---|---|---|---|
| 1 | CIBRA Capital Ltd NEW | 90,376 | $$16M | — | +0.0% | 1Q | SEC ↗ |
| 2 | CWM, LLC | 34,690 | $$6M | +16,155 | +87.2% | 18Q | SEC ↗ |
| 3 | JANUS HENDERSON GROUP PLC | 20,000 | $$4M | — | +0.0% | 46Q | SEC ↗ |
| 4 | Louisiana State Employees Retirement S | 13,200 | $$2M | — | +0.0% | 51Q | SEC ↗ |
| 5 | LOCKERMAN FINANCIAL GROUP, INC. | 10,500 | $$2M | -1,300 | -11.0% | 18Q | SEC ↗ |
| 6 | Brooklyn Investment Group NEW | 2,015 | $$363K | — | +0.0% | 1Q | SEC ↗ |
| 7 | IFP Advisors, Inc | 88 | $$16K | -629 | -87.7% | 11Q | SEC ↗ |
| 8 | HUNTINGTON NATIONAL BANK | 2 | $$0K | -2,249 | -99.9% | 15Q | SEC ↗ |
| 9 | MV CAPITAL MANAGEMENT, INC. | 2 | $$0K | — | +0.0% | 2Q | SEC ↗ |
| 10 | iSAM Funds (UK) Ltd | 0 | $$0K | -1,762 | -100.0% | 2Q | SEC ↗ |
| 11 | SCHRODER INVESTMENT MANAGEMENT GROUP | 0 | $$0K | -96,179 | -100.0% | 67Q | SEC ↗ |
| 12 | Ameritas Investment Partners, Inc. | 0 | $$0K | -8,411 | -100.0% | 39Q | SEC ↗ |
| 13 | CANADA LIFE ASSURANCE Co | 0 | $$0K | -26,443 | -100.0% | 50Q | SEC ↗ |
| 14 | CIBC Asset Management Inc | 0 | $$0K | -1,669 | -100.0% | 7Q | SEC ↗ |
| 15 | Farringdon Capital, Ltd. | 0 | $$0K | -3,141 | -100.0% | 1Q | SEC ↗ |
| 16 | DARK FOREST CAPITAL MANAGEMENT LP | 0 | $$0K | -16,385 | -100.0% | 2Q | SEC ↗ |
| 17 | Optiver Holding B.V. | 0 | $$0K | -18 | -100.0% | 6Q | SEC ↗ |
| 18 | RAYMOND JAMES FINANCIAL INC | 0 | $$0K | -170,527 | -100.0% | 6Q | SEC ↗ |
| 19 | LECAP ASSET MANAGEMENT LTD | 0 | $$0K | -13,196 | -100.0% | 1Q | SEC ↗ |
| 20 | nVerses Capital, LLC | 0 | $$0K | -2,067 | -100.0% | 1Q | SEC ↗ |
| 21 | UMB Bank, n.a. | 0 | $$0K | -444 | -100.0% | 9Q | SEC ↗ |
| 22 | Curi Capital, LLC | 0 | $$0K | -3,542 | -100.0% | 2Q | SEC ↗ |
| 23 | WELLINGTON MANAGEMENT GROUP LLP | 0 | $$0K | -7,832 | -100.0% | 4Q | SEC ↗ |
| 24 | Fiduciary Trust Co | 0 | $$0K | -2,339 | -100.0% | 3Q | SEC ↗ |
| 25 | CENTRAL TRUST Co | 0 | $$0K | -79 | -100.0% | 11Q | SEC ↗ |
| 26 | NEW YORK STATE TEACHERS RETIREMENT SYS | 0 | $$0K | -38,569 | -100.0% | 67Q | SEC ↗ |
| 27 | CAPTRUST FINANCIAL ADVISORS | 0 | $$0K | -6,106 | -100.0% | 2Q | SEC ↗ |
| 28 | WHITEBOX ADVISORS LLC | 0 | $$0K | -270,001 | -100.0% | 1Q | SEC ↗ |
| 29 | Ensign Peak Advisors, Inc | 0 | $$0K | -2,711 | -100.0% | 25Q | SEC ↗ |
| 30 | ENVESTNET ASSET MANAGEMENT INC | 0 | $$0K | -12,596 | -100.0% | 30Q | SEC ↗ |
| 31 | Bridgewater Associates, LP | 0 | $$0K | -1,899 | -100.0% | 23Q | SEC ↗ |
| 32 | Gotham Asset Management, LLC | 0 | $$0K | -341,468 | -100.0% | 33Q | SEC ↗ |
| 33 | VIKING GLOBAL INVESTORS LP | 0 | $$0K | -514,340 | -100.0% | 3Q | SEC ↗ |
| 34 | Crossmark Global Holdings, Inc. | 0 | $$0K | -2,647 | -100.0% | 35Q | SEC ↗ |
| 35 | Capital Research Global Investors | 0 | $$0K | -359,058 | -100.0% | 14Q | SEC ↗ |
| 36 | OXFORD ASSET MANAGEMENT LLP | 0 | $$0K | -12,202 | -100.0% | 1Q | SEC ↗ |
| 37 | State of New Jersey Common Pension Fun | 0 | $$0K | -16,320 | -100.0% | 27Q | SEC ↗ |
| 38 | Diametric Capital, LP | 0 | $$0K | -3,100 | -100.0% | 1Q | SEC ↗ |
| 39 | HARBOR CAPITAL ADVISORS, INC. | 0 | $$0K | -9,599 | -100.0% | 3Q | SEC ↗ |
| 40 | BROWN BROTHERS HARRIMAN & CO | 0 | $$0K | -17 | -100.0% | 4Q | SEC ↗ |
| 41 | Focus Partners Wealth | 0 | $$0K | -7,247 | -100.0% | 2Q | SEC ↗ |
| 42 | Headlands Technologies LLC | 0 | $$0K | -6,600 | -100.0% | 2Q | SEC ↗ |
| 43 | Advisory Services Network, LLC | 0 | $$0K | -278 | -100.0% | 1Q | SEC ↗ |
| 44 | Retirement Systems of Alabama | 0 | $$0K | -55,974 | -100.0% | 37Q | SEC ↗ |
| 45 | Tidal Investments LLC | 0 | $$0K | -49,720 | -100.0% | 7Q | SEC ↗ |
| 46 | QUADRANT CAPITAL GROUP LLC | 0 | $$0K | -4,122 | -100.0% | 35Q | SEC ↗ |
| 47 | Schonfeld Strategic Advisors LLC | 0 | $$0K | -117,297 | -100.0% | 8Q | SEC ↗ |
| 48 | GLAZER CAPITAL, LLC | 0 | $$0K | -157,858 | -100.0% | 1Q | SEC ↗ |
| 49 | Larson Financial Group LLC | 0 | $$0K | -2 | -100.0% | 10Q | SEC ↗ |
| 50 | Skandinaviska Enskilda Banken AB (publ | 0 | $$0K | -12,978 | -100.0% | 1Q | SEC ↗ |
Recent Activity
New Positions (2)
| Holder | Shares | Value |
|---|---|---|
| CIBRA Capital Ltd | 90,376 | $$16M |
| Brooklyn Investment Group | 2,015 | $$363K |
Sold Out (20)
| Holder | Prev Shares | Prev Value |
|---|---|---|
| BlackRock, Inc. | 4,644,578 | $$836M |
| Politan Capital Management LP | 4,589,648 | $$826M |
| Pentwater Capital Management LP | 3,176,000 | $$572M |
| BARCLAYS PLC | 2,743,985 | $$494M |
| HBK INVESTMENTS L P | 2,576,109 | $$464M |
| MASSACHUSETTS FINANCIAL SERVICES CO | 2,342,790 | $$422M |
| T. Rowe Price Investment Management | 2,330,158 | $$419M |
| VANGUARD CAPITAL MANAGEMENT LLC | 2,050,045 | $$369M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 2,006,861 | $$361M |
| NAYA CAPITAL MANAGEMENT UK LTD | 1,560,697 | $$281M |
| FMR LLC | 1,450,823 | $$261M |
| STATE STREET CORP | 1,437,724 | $$259M |
| Alyeska Investment Group, L.P. | 1,259,307 | $$227M |
| MILLENNIUM MANAGEMENT LLC | 988,853 | $$178M |
| GOLDMAN SACHS GROUP INC | 984,192 | $$177M |
| GEODE CAPITAL MANAGEMENT, LLC | 956,736 | $$172M |
| AQR CAPITAL MANAGEMENT LLC | 831,966 | $$150M |
| Balyasny Asset Management L.P. | 770,986 | $$139M |
| MORGAN STANLEY | 752,417 | $$135M |
| RTW INVESTMENTS, LP | 683,294 | $$123M |
Biggest Increases (1)
| Holder | Added | Change % | Total Shares |
|---|---|---|---|
| CWM, LLC | +16,155 | +87.2% | 34,690 |
Biggest Decreases (3)
| Holder | Reduced | Change % | Total Shares |
|---|---|---|---|
| HUNTINGTON NATIONAL BANK | -2,249 | -99.9% | 2 |
| LOCKERMAN FINANCIAL GROUP, INC. | -1,300 | -11.0% | 10,500 |
| IFP Advisors, Inc | -629 | -87.7% | 88 |