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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 %
TCM
51
Tygh Capital Management
Oregon
$5.31M 137,000 +32,177 +31%
BIM
52
BlackRock Investment Management
Delaware
$4.88M 125,915 +6,063 +5%
KRC
53
Kingdom Ridge Capital
New York
$4.46M 115,000 -76,400 -40%
WMSA
54
Weiss Multi-Strategy Advisers
New York
$4.31M 111,190 +111,190 New
T. Rowe Price Associates
55
T. Rowe Price Associates
Maryland
$4.1M 105,800 – –
DCM
56
Driehaus Capital Management
Illinois
$3.97M 102,352 -4,879 -5%
Charles Schwab
57
Charles Schwab
California
$3.74M 96,491 +5,517 +6%
RS
58
Robeco Schweiz
Switzerland
$3.73M 100,500 -10,500 -9%
SCM
59
Suffolk Capital Management
New York
$3.7M 95,400 +22,500 +31%
Invesco
60
Invesco
Georgia
$3.66M 94,502 +8,663 +10%
DIA
61
Denver Investment Advisors
Colorado
$3.36M 86,763 -1,525 -2%
Prudential Financial
62
Prudential Financial
New Jersey
$3.13M 80,607 +1,800 +2%
Fidelity International
63
Fidelity International
Bermuda
$3.03M 78,100 +78,100 New
GIPM
64
G2 Investment Partners Management
New York
$2.92M 75,296 -43,190 -36%
LCG
65
Lisanti Capital Growth
New York
$2.81M 72,355 +30,725 +74%
Public Sector Pension Investment Board (PSP Investments)
66
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$2.76M 71,075 -13,600 -16%
California State Teachers Retirement System (CalSTRS)
67
California State Teachers Retirement System (CalSTRS)
California
$2.73M 70,382 +3,800 +6%
Morgan Stanley
68
Morgan Stanley
New York
$2.61M 67,284 +62,653 +1,353%
AllianceBernstein
69
AllianceBernstein
Tennessee
$2.6M 66,947 -8,968 -12%
WSA
70
Wall Street Associates
California
$2.56M 66,025 -600 -0.9%
RIM
71
RS Investment Management
California
$2.53M 65,300 +65,300 New
ERSOT
72
Employees Retirement System of Texas
Texas
$2.33M 60,000 – –
YCMGA
73
York Capital Management Global Advisors
New York
$2.33M 60,000 +60,000 New
Arrowstreet Capital
74
Arrowstreet Capital
Massachusetts
$2.22M 57,297 +57,297 New
TA
75
Teachers Advisors
New York
$2.16M 55,663 – –
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3
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