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Monolithic Power Systems
MPWR

Overview Fund Activity

195 hedge funds and large institutions have $2.4B invested in Monolithic Power Systems in 2015 Q4 according to their latest regulatory filings, with 30 funds opening new positions, 81 increasing their positions, 69 reducing their positions, and 14 closing their positions.

Holders
195
Holders Change
+15
Holders Change %
+8.33%
% of All Funds
5.12%
Holding in Top 10
4
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+300%
% of All Funds
0.11%
New
30
Increased
81
Reduced
69
Closed
14
Calls
$1.12M
Puts
$297K
Net Calls
+$820K
Net Calls Change
-$230K

Top Buyers

1
RIM
1
RS Investment Management
California
$135M
2
Lord, Abbett & Co
2
Lord, Abbett & Co
New Jersey
$20.9M
3
FMA
3
Fiduciary Management Associates
Illinois
$17.4M
4
ZCI
4
Zevenbergen Capital Investments
Washington
$13.1M
5
NCGI
5
Next Century Growth Investors
Minnesota
$12.1M

Top Sellers

1
Adage Capital Partners
1
Adage Capital Partners
Massachusetts
$28.5M
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$264M
3
O
3
OppenheimerFunds
New York
$62.9M
4
CC
4
Carlson Capital
Texas
$37.6M
5
Neuberger Berman Group
5
Neuberger Berman Group
New York
$23.7M
Name Holding Trade Value Shares
Change 		Shares
Change %
Westfield Capital Management
26
Westfield Capital Management
Massachusetts
$25.7M -$7.95M -124,845 -24%
VOYA Investment Management
27
VOYA Investment Management
Georgia
$25.2M -$220K -3,447 -0.9%
Massachusetts Financial Services
28
Massachusetts Financial Services
Massachusetts
$24.9M -$67K -1,052 -0.3%
Loomis, Sayles & Company
29
Loomis, Sayles & Company
Massachusetts
$24.3M -$3.88M -60,909 -14%
Neuberger Berman Group
30
Neuberger Berman Group
New York
$23.7M -$11M -173,350 -32%
Wellington Management Group
31
Wellington Management Group
Massachusetts
$23.7M +$6.22M +97,671 +36%
Lord, Abbett & Co
32
Lord, Abbett & Co
New Jersey
$20.9M +$20.9M +328,423 New
Norges Bank
33
Norges Bank
Norway
$19.6M – – –
CIP
34
Chartwell Investment Partners
Pennsylvania
$19.1M +$660K +10,360 +4%
Bank of America
35
Bank of America
North Carolina
$18.3M +$139K +2,179 +0.8%
FMA
36
Fiduciary Management Associates
Illinois
$17.4M +$17.4M +273,201 New
Ameriprise
37
Ameriprise
Minnesota
$17.1M +$2.16M +33,978 +14%
Principal Financial Group
38
Principal Financial Group
Iowa
$15.6M +$647K +10,163 +4%
Geode Capital Management
39
Geode Capital Management
Massachusetts
$15.2M +$217K +3,410 +1%
TA
40
Teachers Advisors
New York
$14.4M +$51.6K +810 +0.4%
Thrivent Financial for Lutherans
41
Thrivent Financial for Lutherans
Minnesota
$14.2M -$5.78M -90,710 -29%
Public Employees Retirement Association of Colorado
42
Public Employees Retirement Association of Colorado
Colorado
$14.1M +$1.01M +15,842 +8%
RS
43
Robeco Schweiz
Switzerland
$13.2M -$3.92M -60,500 -23%
ZCI
44
Zevenbergen Capital Investments
Washington
$13.1M +$12.7M +200,020 +3,525%
Arrowstreet Capital
45
Arrowstreet Capital
Massachusetts
$12.5M +$10.9M +170,651 +668%
NAM
46
Nichols Asset Management
Massachusetts
$12.3M -$32.4K -508 -0.3%
NCGI
47
Next Century Growth Investors
Minnesota
$12.1M +$12.1M +189,185 New
WRF
48
Waddell & Reed Financial
Kansas
$11.8M +$11.8M +185,200 New
WRCM
49
Whale Rock Capital Management
Massachusetts
$11.7M -$4.84K -76 -0%
GIM
50
Granahan Investment Management
Massachusetts
$11.3M -$4.23M -66,350 -27%
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