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Monolithic Power Systems
MPWR

Overview Fund Activity

181 hedge funds and large institutions have $1.9B invested in Monolithic Power Systems in 2015 Q2 according to their latest regulatory filings, with 23 funds opening new positions, 75 increasing their positions, 68 reducing their positions, and 21 closing their positions.

Holders
181
Holders Change
+2
Holders Change %
+1.12%
% of All Funds
4.88%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.05%
New
23
Increased
75
Reduced
68
Closed
21
Calls
$1.38M
Puts
$269K
Net Calls
+$1.11M
Net Calls Change
+$1.24M

Top Buyers

1
WA
1
Wasatch Advisors
Utah
$45.6M
2
RIM
2
RS Investment Management
California
$61.9M
3
Adage Capital Partners
3
Adage Capital Partners
Massachusetts
$109M
4
CC
4
Carlson Capital
Texas
$38.2M
5
Fidelity Investments
5
Fidelity Investments
Massachusetts
$237M

Top Sellers

1
Citadel Advisors
1
Citadel Advisors
Florida
$1.94M
2
Lord, Abbett & Co
2
Lord, Abbett & Co
New Jersey
$0
3
CCM
3
Century Capital Management
Massachusetts
$0
4
Deutsche Bank
4
Deutsche Bank
Germany
$4.02M
5
CCM
5
Coe Capital Management
Illinois
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Fidelity Investments
1
Fidelity Investments
Massachusetts
$237M 4,669,781 +155,504 +3%
Vanguard Group
2
Vanguard Group
Pennsylvania
$133M 2,617,374 +98,661 +4%
BFA
3
BlackRock Fund Advisors
California
$111M 2,193,735 +13,296 +0.6%
Adage Capital Partners
4
Adage Capital Partners
Massachusetts
$109M 2,156,782 +559,265 +35%
EARNEST Partners
5
EARNEST Partners
Georgia
$86.3M 1,700,973 +2,454 +0.1%
RIM
6
RS Investment Management
California
$61.9M 1,221,260 +729,700 +148%
Invesco
7
Invesco
Georgia
$59.4M 1,170,719 +33,743 +3%
O
8
OppenheimerFunds
New York
$54.8M 1,080,750 -73,610 -6%
FCM
9
Frontier Capital Management
Massachusetts
$46.8M 923,439 -19,734 -2%
AllianceBernstein
10
AllianceBernstein
Tennessee
$46.7M 920,833 -6,477 -0.7%
BIT
11
BlackRock Institutional Trust
California
$46.4M 915,571 -97,928 -10%
WA
12
Wasatch Advisors
Utah
$45.6M 898,894 +898,894 New
ClearBridge Investments
13
ClearBridge Investments
New York
$43.5M 857,292 -3,735 -0.4%
State Street
14
State Street
Massachusetts
$42.5M 837,713 +41,017 +5%
CC
15
Carlson Capital
Texas
$38.2M 753,065 +276,500 +58%
JPMorgan Chase & Co
16
JPMorgan Chase & Co
New York
$34.7M 684,559 -100,045 -13%
CWAM
17
Columbia Wanger Asset Management
Illinois
$32M 631,407 -30,593 -5%
Bank of New York Mellon
18
Bank of New York Mellon
New York
$29.6M 584,484 +29,073 +5%
Northern Trust
19
Northern Trust
Illinois
$29.6M 583,050 +16,964 +3%
Westfield Capital Management
20
Westfield Capital Management
Massachusetts
$27.8M 547,802 +18,877 +4%
Loomis, Sayles & Company
21
Loomis, Sayles & Company
Massachusetts
$25.1M 495,882 +17,676 +4%
Jennison Associates
22
Jennison Associates
New York
$25M 492,826 +7,545 +2%
Dimensional Fund Advisors
23
Dimensional Fund Advisors
Texas
$24.9M 490,124 -74,248 -13%
Wellington Management Group
24
Wellington Management Group
Massachusetts
$24.7M 486,153 +79,179 +19%
Neuberger Berman Group
25
Neuberger Berman Group
New York
$23.1M 455,850 -5,177 -1%
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