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Monolithic Power Systems
MPWR

143 hedge funds and large institutions have $1.28B invested in Monolithic Power Systems in 2013 Q4 according to their latest regulatory filings, with 31 funds opening new positions, 61 increasing their positions, 43 reducing their positions, and 21 closing their positions.

New
Increased
Maintained
Reduced
Closed

345% more call options, than puts

Call options by funds: $2.53M | Put options by funds: $568K

100% more funds holding in top 10

Funds holding in top 10: 1 → 2 (+1)

48% more first-time investments, than exits

New positions opened: 31 | Existing positions closed: 21

42% more repeat investments, than reductions

Existing positions increased: 61 | Existing positions reduced: 43

22% more capital invested

Capital invested by funds: $1.06B → $1.28B (+$227M)

7% more funds holding

Funds holding: 134 → 143 (+9)

Holders
143
Holders Change
+9
Holders Change %
+6.72%
% of All Funds
4.15%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.06%
New
31
Increased
61
Reduced
43
Closed
21
Calls
$2.53M
Puts
$568K
Net Calls
+$1.96M
Net Calls Change
+$4.94M

Top Buyers

1
EARNEST Partners
EARNEST Partners
Georgia
+$66.6M
2
Loomis, Sayles & Company
Loomis, Sayles & Company
Massachusetts
+$19.4M
3
Neuberger Berman Group
Neuberger Berman Group
New York
+$11.6M
4
Adage Capital Partners
Adage Capital Partners
Massachusetts
+$11.1M
5
Citadel Advisors
Citadel Advisors
Florida
+$7.87M

Top Sellers

1
CWAM
Columbia Wanger Asset Management
Illinois
-$20.6M
2
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
-$19.1M
3
CC
Carlson Capital
Texas
-$12.5M
4
Balyasny Asset Management
Balyasny Asset Management
Illinois
-$11M
5
William Blair & Company
William Blair & Company
Illinois
-$10.1M
Name Holding Trade Value Shares
Change 		Change in
Stake
Barclays
76
Barclays
United Kingdom
$1.51M -$3.72M -116,274 -72%
LCG
77
Lisanti Capital Growth
New York
$1.44M +$1.33M +41,630 New
PPA
78
Parametric Portfolio Associates
Washington
$1.44M -$353K -11,040 -21%
New York State Teachers Retirement System (NYSTRS)
79
New York State Teachers Retirement System (NYSTRS)
New York
$1.43M -$41.5K -1,300 -3%
JG
80
Jefferies Group
New York
$1.39M +$1.28M +40,042 New
BG
81
BlackRock Group
United Kingdom
$1.38M +$270K +8,459 +27%
TPSF
82
Texas Permanent School Fund
Texas
$1.27M +$10.1K +316 +0.9%
Comerica Bank
83
Comerica Bank
Texas
$1.25M -$31.1K -973 -3%
State of Tennessee, Department of Treasury
84
State of Tennessee, Department of Treasury
Tennessee
$1.24M +$44.7K +1,400 +4%
First Trust Advisors
85
First Trust Advisors
Illinois
$1.2M +$1.11M +34,712 New
USAA
86
United Services Automobile Association
Texas
$1.13M – – –
STC
87
SEI Trust Company
Pennsylvania
$1.09M -$9.59K -300 -0.9%
Swiss National Bank
88
Swiss National Bank
Switzerland
$1.06M +$19.2K +600 +2%
FMT
89
First Mercantile Trust
Tennessee
$1.04M -$8.47K -265 -0.9%
MLICM
90
Metropolitan Life Insurance Company (MetLife)
New York
$1.04M +$9.78K +306 +1%
Balyasny Asset Management
91
Balyasny Asset Management
Illinois
$1M -$11M -345,245 -92%
RFC
92
Russell Frank Company
Washington
$988K -$154K -4,815 -14%
AIG
93
American International Group
New York
$962K +$5.63K +176 +0.6%
ASRS
94
Arizona State Retirement System
Arizona
$960K -$89.5K -2,800 -9%
CCIA
95
Campbell & Co Investment Adviser
Maryland
$885K +$816K +25,524 New
AQR Capital Management
96
AQR Capital Management
Connecticut
$875K +$8.53K +267 +1%
BA
97
BlackRock Advisors
Delaware
$805K +$50.1K +1,568 +7%
ARTA
98
A.R.T. Advisors
New York
$767K +$707K +22,134 New
HCM
99
Huber Capital Management
California
$739K +$681K +21,322 New
DT
100
Diversified Trust
Tennessee
$717K +$76.2K +2,385 +13%
2 3
4
5 6

MPWR Hedge Fund Activity: Q4 2013 in Review

143 of the 3,445 institutional investors tracked by Wall St. Rank reported a position in Monolithic Power Systems (MPWR) for Q4 2013, worth a combined $1.28B — up 22% from $1.06B a quarter earlier.

Buyers outnumbered sellers: 31 funds opened new MPWR positions and 21 closed out — a net gain of 10 holders — while 61 added to existing stakes and 43 trimmed.

The largest buyer was EARNEST Partners, opening a new position worth an estimated $66.6M. The largest seller was Columbia Wanger Asset Management, cutting an estimated $20.6M.

  • 143 institutional investors held Monolithic Power Systems (MPWR) as of Q4 2013, up from 134 in Q3 2013.
  • Funds reported $1.28B of Monolithic Power Systems stock for Q4 2013, up 22% quarter-over-quarter.
  • 31 funds opened new Monolithic Power Systems positions in Q4 2013 and 21 closed out, a net change of +10 holders.
  • The largest Monolithic Power Systems buyer in Q4 2013 was EARNEST Partners, an estimated $66.6M added.
  • The largest Monolithic Power Systems seller in Q4 2013 was Columbia Wanger Asset Management, an estimated $20.6M sold.

Based on aggregated 13F filings for Q4 2013.