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Monolithic Power Systems
MPWR

Overview Fund Activity

288 hedge funds and large institutions have $3.53B invested in Monolithic Power Systems in 2017 Q1 according to their latest regulatory filings, with 49 funds opening new positions, 111 increasing their positions, 107 reducing their positions, and 18 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
288
Holders Change
+24
Holders Change %
+9.09%
% of All Funds
7.18%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.05%
New
49
Increased
111
Reduced
107
Closed
18
Calls
$2.6M
Puts
$7.32M
Net Calls
-$4.72M
Net Calls Change
-$4.45M

Top Buyers

1
BlackRock
BlackRock
New York
$386M
2
Bank of Montreal
Bank of Montreal
Ontario, Canada
$34.4M
3
Vanguard Group
Vanguard Group
Pennsylvania
$279M
4
GGHC
Gilder Gagnon Howe & Co
New York
$10M
5
ICM
IronBridge Capital Management
Illinois
$6.88M

Top Sellers

1
Adage Capital Partners
Adage Capital Partners
Massachusetts
$16.6M
2
WA
Wasatch Advisors
Utah
$89.4M
3
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$34.5M
4
CCP
Clough Capital Partners
Massachusetts
$0
5
Bank of New York Mellon
Bank of New York Mellon
New York
$45.6M
Name Holding Trade Value Shares
Change 		Shares
Change %
MAM
276
Meeder Asset Management
Ohio
$8K +$8K +84 New
CFG
277
Citizens Financial Group
Rhode Island
$6K +$6K +70 New
PA
278
Parallel Advisors
California
$5K -$2.08K -25 -29%
RBC
279
Roble Belko & Company
Pennsylvania
$4K – – –
QCG
280
Quadrant Capital Group
Ohio
$4K +$2.44K +39 +156%
WCBA
281
Weaver C. Barksdale & Associates
Tennessee
$3K – – –
PFGIA
282
Patriot Financial Group Insurance Agency
Massachusetts
$3K – – –
BFEC
283
Benjamin F. Edwards & Company
Missouri
$3K +$3K +34 New
OFW
284
Omnia Family Wealth
Florida
$2K – – –
ASN
285
Advisory Services Network
Georgia
$2K +$2K +23 New
WAM
286
Wealthspire Advisors (Maryland)
Maryland
$1K -$13.3K -80 -93%
Walleye Trading
287
Walleye Trading
New York
$869 +$808 +8,775 +1,320%
GVT
288
Genesee Valley Trust
New York
$406 -$2 -26 -0.6%
CCP
289
Clough Capital Partners
Massachusetts
– -$15.4M -187,600 Closed
CM
290
Castleark Management
Illinois
– -$10.5M -128,315 Closed
Susquehanna International Group
291
Susquehanna International Group
Pennsylvania
– -$4.74M -57,897 Closed
SCA
292
Secor Capital Advisors
New York
– -$3.22M -39,319 Closed
OCM
293
Osterweis Capital Management
California
– -$2.16M -26,331 Closed
GIPM
294
G2 Investment Partners Management
New York
– -$1.74M -21,211 Closed
PCMI
295
Princeton Capital Management Inc
New Jersey
– -$1.49M -18,141 Closed
SCM
296
Stevens Capital Management
Pennsylvania
– -$1.25M -15,277 Closed
HCM
297
Highbridge Capital Management
New York
– -$658K -8,031 Closed
RQS
298
Ramsey Quantitative Systems
Kentucky
– -$486K -5,933 Closed
DTL
299
Dynamic Technology Lab
Singapore
– -$362K -4,422 Closed
TA
300
Tiedemann Advisors
New York
– -$332K -4,052 Closed
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