Masimo
MASI
MASI
385 hedge funds and large institutions have $7.19B invested in Masimo in 2025 Q4 according to their latest regulatory filings, with 83 funds opening new positions, 99 increasing their positions, 131 reducing their positions, and 49 closing their positions.
New
Increased
Maintained
Reduced
Closed
more first-time investments, than exits
New positions opened: | Existing positions closed:
more funds holding
Funds holding: →
more funds holding in top 10
Funds holding in top 10: →
less ownership
Funds ownership: →
13% less capital invested
Capital invested by funds: $8.29B → $7.19B (-$1.09B)
24% less repeat investments, than reductions
Existing positions increased: 99 | Existing positions reduced: 131
63% less call options, than puts
Call options by funds: $3.55M | Put options by funds: $9.69M
Holders
385
Holding in Top 10
4
Calls
$3.55M
Puts
$9.69M
Top Buyers
| 1 | +$223M | |
| 2 | +$152M | |
| 3 | +$61.5M | |
| 4 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
+$42M |
| 5 |
SSA
Schonfeld Strategic Advisors
New York
|
+$36.4M |
Top Sellers
| 1 | -$216M | |
| 2 | -$174M | |
| 3 | -$91.6M | |
| 4 |
Viking Global Investors
Stamford,
Connecticut
|
-$80.1M |
| 5 |
Vanguard Group
Malvern,
Pennsylvania
|
-$66M |