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Monolithic Power Systems
MPWR

Overview Fund Activity

149 hedge funds and large institutions have $1.46B invested in Monolithic Power Systems in 2014 Q1 according to their latest regulatory filings, with 22 funds opening new positions, 49 increasing their positions, 62 reducing their positions, and 14 closing their positions.

Holders
149
Holders Change
+6
Holders Change %
+4.2%
% of All Funds
4.31%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.03%
New
22
Increased
49
Reduced
62
Closed
14
Calls
$3.05M
Puts
$519K
Net Calls
+$2.53M
Net Calls Change
+$569K

Top Buyers

1
William Blair & Company
1
William Blair & Company
Illinois
$15.1M
2
Renaissance Technologies
2
Renaissance Technologies
New York
$20.2M
3
CCM
3
Century Capital Management
Massachusetts
$10.3M
4
Balyasny Asset Management
4
Balyasny Asset Management
Illinois
$11.2M
5
Royal Bank of Canada
5
Royal Bank of Canada
Ontario, Canada
$8.97M

Top Sellers

1
TI
1
Turner Investments
Pennsylvania
$23.1M
2
O
2
OppenheimerFunds
New York
$50.2M
3
Teacher Retirement System of Texas
3
Teacher Retirement System of Texas
Texas
$49K
4
Citadel Advisors
4
Citadel Advisors
Florida
$66.8M
5
PC
5
Pier Capital
Connecticut
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Fidelity Investments
1
Fidelity Investments
Massachusetts
$156M 4,011,231 -129,060 -3%
Vanguard Group
2
Vanguard Group
Pennsylvania
$89.2M 2,299,735 +94,208 +4%
Adage Capital Partners
3
Adage Capital Partners
Massachusetts
$84.3M 2,174,289 +101,864 +5%
BFA
4
BlackRock Fund Advisors
California
$78.4M 2,022,881 +77,918 +4%
EARNEST Partners
5
EARNEST Partners
Georgia
$76.6M 1,976,027 -106,567 -5%
Citadel Advisors
6
Citadel Advisors
Florida
$66.8M 1,723,581 -222,910 -11%
FCM
7
Frontier Capital Management
Massachusetts
$54.1M 1,394,729 -205,593 -13%
O
8
OppenheimerFunds
New York
$50.2M 1,294,550 -242,940 -16%
CWAM
9
Columbia Wanger Asset Management
Illinois
$48.9M 1,261,000 – –
BIT
10
BlackRock Institutional Trust
California
$37.2M 959,599 +39,747 +4%
ClearBridge Investments
11
ClearBridge Investments
New York
$33.1M 853,368 +161,785 +23%
Dimensional Fund Advisors
12
Dimensional Fund Advisors
Texas
$32.3M 833,283 -65,828 -7%
State Street
13
State Street
Massachusetts
$29.8M 767,951 -8,467 -1%
MAA
14
Managed Account Advisors
New Jersey
$28.2M 727,117 -30,075 -4%
Loomis, Sayles & Company
15
Loomis, Sayles & Company
Massachusetts
$25.3M 653,801 +47,349 +8%
Northern Trust
16
Northern Trust
Illinois
$24.3M 625,503 +83,149 +15%
State of Wisconsin Investment Board
17
State of Wisconsin Investment Board
Wisconsin
$23.5M 605,395 – –
TI
18
Turner Investments
Pennsylvania
$23.1M 595,417 -349,261 -37%
CCI
19
Columbus Circle Investors
$22.7M 584,675 +47,283 +9%
Renaissance Technologies
20
Renaissance Technologies
New York
$20.2M 521,486 +296,600 +132%
Bank of New York Mellon
21
Bank of New York Mellon
New York
$19.8M 510,728 +11,555 +2%
EVM
22
Eaton Vance Management
Massachusetts
$19.6M 505,949 +69,194 +16%
Neuberger Berman Group
23
Neuberger Berman Group
New York
$18.9M 486,897 +122,801 +34%
VOYA Investment Management
24
VOYA Investment Management
Georgia
$16.5M 426,417 +57,407 +16%
New York State Common Retirement Fund
25
New York State Common Retirement Fund
New York
$15.2M 392,167 – –
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