386 hedge funds and large institutions have $7.24B invested in Masimo in 2025 Q4 according to their latest regulatory filings, with 84 funds opening new positions, 99 increasing their positions, 131 reducing their positions, and 50 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 ownership

Funds ownership:

more funds holding in top 10

Funds holding in top 10:

13% less capital invested

Capital invested by funds: $8.29B → $7.24B (-$1.05B)

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
386
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
4
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$3.55M
Puts
$9.69M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
NDSIB
276
North Dakota State Investment Board
North Dakota
$208K
SCM
277
Shelton Capital Management
Colorado
$207K
IC
278
Inscription Capital
Texas
$204K
MFS
279
Mirabella Financial Services
United Kingdom
$202K
Vontobel Holding
280
Vontobel Holding
Switzerland
$201K
CA
281
Clearstead Advisors
Ohio
$181K
KBC Group
282
KBC Group
Belgium
$164K
TRCT
283
Tower Research Capital (TRC)
New York
$156K
WT
284
Whittier Trust
California
$155K
EWA
285
EverSource Wealth Advisors
Alabama
$127K
CIAM
286
Caitong International Asset Management
Hong Kong
$116K
ECSS
287
Eurizon Capital SGR SpA
$103K
HFS
288
Hantz Financial Services
Michigan
$85K
HIA
289
Harbor Investment Advisory
Maryland
$81.2K
Fifth Third Bancorp
290
Fifth Third Bancorp
Ohio
$75K
IA
291
IFP Advisors
Florida
$66.2K
Osaic Holdings
292
Osaic Holdings
Arizona
$62.1K
UB
293
UMB Bank
Missouri
$60.5K
BC
294
Bayforest Capital
United Kingdom
$60.3K
S
295
SignatureFD
Georgia
$53.1K
DB
296
Danske Bank
Denmark
$52K
DFA
297
DHJJ Financial Advisors
Illinois
$46.8K
KBFS
298
Kohmann Bosshard Financial Services
Ohio
$44.5K
SAM
299
Smartleaf Asset Management
Massachusetts
$41.2K
BTI
300
Blue Trust Inc
Georgia
$39.8K