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Monolithic Power Systems
MPWR

Overview Fund Activity

179 hedge funds and large institutions have $1.93B invested in Monolithic Power Systems in 2015 Q1 according to their latest regulatory filings, with 24 funds opening new positions, 71 increasing their positions, 63 reducing their positions, and 16 closing their positions.

Holders
179
Holders Change
+6
Holders Change %
+3.47%
% of All Funds
4.77%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.08%
New
24
Increased
71
Reduced
63
Closed
16
Calls
$264K
Puts
$390K
Net Calls
-$126K
Net Calls Change
-$4.14M

Top Buyers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$238M
2
Lord, Abbett & Co
2
Lord, Abbett & Co
New Jersey
$24.8M
3
RIM
3
RS Investment Management
California
$25.9M
4
Westfield Capital Management
4
Westfield Capital Management
Massachusetts
$27.8M
5
Wellington Management Group
5
Wellington Management Group
Massachusetts
$21.4M

Top Sellers

1
Citadel Advisors
1
Citadel Advisors
Florida
$33.1M
2
Adage Capital Partners
2
Adage Capital Partners
Massachusetts
$84.1M
3
Dimensional Fund Advisors
3
Dimensional Fund Advisors
Texas
$29.7M
4
SCM
4
SG Capital Management
Illinois
$3.22M
5
WRCM
5
Whale Rock Capital Management
Massachusetts
$0
Name Market Value Shares Shares
Change 		Shares
Change %
BA
51
BlackRock Advisors
Delaware
$6.87M 130,406 +110,245 +547%
BIM
52
BlackRock Investment Management
Delaware
$6.65M 126,285 +1,965 +2%
GIPM
53
G2 Investment Partners Management
New York
$5.99M 113,848 -45,548 -29%
TCM
54
Tygh Capital Management
Oregon
$5.8M 110,204 -2,815 -2%
Charles Schwab
55
Charles Schwab
California
$5.64M 107,192 +9,528 +10%
CCM
56
Coe Capital Management
Illinois
$5.35M 101,543 +16,302 +19%
FAM
57
Fred Alger Management
New York
$5.3M 100,688 -71,811 -42%
RS
58
Robeco Schweiz
Switzerland
$5.07M 95,000 -68,500 -42%
Thrivent Financial for Lutherans
59
Thrivent Financial for Lutherans
Minnesota
$4.97M 94,319 +200 +0.2%
Goldman Sachs
60
Goldman Sachs
New York
$4.54M 86,214 +70,742 +457%
PPA
61
Parametric Portfolio Associates
Washington
$4.4M 83,472 +12,630 +18%
MOACM
62
Mutual of America Capital Management
New York
$4.38M 83,172 -2,402 -3%
Susquehanna International Group
63
Susquehanna International Group
Pennsylvania
$4.35M 82,700 -8,220 -9%
T. Rowe Price Associates
64
T. Rowe Price Associates
Maryland
$4.13M 78,400 – –
PAM
65
Panagora Asset Management
Massachusetts
$4.02M 76,301 +6,208 +9%
DIA
66
Denver Investment Advisors
Colorado
$4.01M 76,178 +3,520 +5%
California State Teachers Retirement System (CalSTRS)
67
California State Teachers Retirement System (CalSTRS)
California
$3.73M 70,792 -1,200 -2%
Public Sector Pension Investment Board (PSP Investments)
68
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$3.58M 67,944 +342 +0.5%
Arrowstreet Capital
69
Arrowstreet Capital
Massachusetts
$3.56M 67,531 +67,531 New
SCM
70
SG Capital Management
Illinois
$3.22M 61,137 -238,813 -80%
TI
71
Turner Investments
Pennsylvania
$3.12M 59,180 -33,116 -36%
WMSA
72
Weiss Multi-Strategy Advisers
New York
$2.99M 56,800 +56,800 New
DCM
73
Driehaus Capital Management
Illinois
$2.74M 52,123 +13,021 +33%
Millennium Management
74
Millennium Management
New York
$2.64M 50,099 +50,099 New
BG
75
BlackRock Group
United Kingdom
$2.6M 49,420 +16,623 +51%
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