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Monolithic Power Systems

1,037 hedge funds and large institutions have $43B invested in Monolithic Power Systems in 2025 Q4 according to their latest regulatory filings, with 174 funds opening new positions, 378 increasing their positions, 350 reducing their positions, and 91 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 repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

0% more capital invested

Capital invested by funds: $42.9B → $43B (+$15.3M)

10% less funds holding in top 10

Funds holding in top 10: 109 (-1)

49% less call options, than puts

Call options by funds: $274M | Put options by funds: $538M

Holders
1,037
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
9
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$274M
Puts
$538M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Boston Partners
1051
Boston Partners
Massachusetts
O
1052
Ossiam
France
PL
1053
Perpetual Ltd
Australia
IWC
1054
Integrated Wealth Concepts
Massachusetts
Kovitz Investment Group Partners
1055
Kovitz Investment Group Partners
Illinois
AAMU
1056
APG Asset Management US
New York
NG
1057
Novem Group
New York
Walleye Trading
1058
Walleye Trading
New York
GWMR
1059
GC Wealth Management RIA
Massachusetts
WA
1060
Win Advisors
Florida
BCM
1061
Bayesian Capital Management
New York
KJHP
1062
K.J. Harrison & Partners
Ontario, Canada
CAS
1063
CTC Alternative Strategies
Illinois
TC
1064
TownSquare Capital
Utah
CAM
1065
Cidel Asset Management
Ontario, Canada
BHCM
1066
Brevan Howard Capital Management
Jersey
NP
1067
NorthRock Partners
Minnesota
BMCM
1068
Burns Matteson Capital Management
New York
Simplex Trading
1069
Simplex Trading
Illinois
SSA
1070
Schonfeld Strategic Advisors
New York
SC
1071
SummitTX Capital
Texas
VCM
1072
Voleon Capital Management
California
P
1073
Pitcairn
Pennsylvania
CG
1074
Cynosure Group
Utah
BJL
1075
Brighton Jones LLC
Washington