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Monolithic Power Systems
MPWR

173 hedge funds and large institutions have $1.83B invested in Monolithic Power Systems in 2014 Q4 according to their latest regulatory filings, with 24 funds opening new positions, 50 increasing their positions, 80 reducing their positions, and 22 closing their positions.

New
Increased
Maintained
Reduced
Closed

312% more call options, than puts

Call options by funds: $5.29M | Put options by funds: $1.28M

12% more capital invested

Capital invested by funds: $1.64B → $1.83B (+$196M)

9% more first-time investments, than exits

New positions opened: 24 | Existing positions closed: 22

0% more funds holding in top 10

Funds holding in top 10: 2 → 2 (0)

1% less funds holding

Funds holding: 174 → 173 (-1)

38% less repeat investments, than reductions

Existing positions increased: 50 | Existing positions reduced: 80

Holders
173
Holders Change
-1
Holders Change %
-0.57%
% of All Funds
4.61%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.05%
New
24
Increased
50
Reduced
80
Closed
22
Calls
$5.29M
Puts
$1.28M
Net Calls
+$4.01M
Net Calls Change
+$2.62M

Top Buyers

1
Invesco
Invesco
Georgia
+$26.3M
2
CC
Carlson Capital
Texas
+$25.9M
3
SCM
SG Capital Management
Illinois
+$13.5M
4
Ameriprise
Ameriprise
Minnesota
+$11.8M
5
Westfield Capital Management
Westfield Capital Management
Massachusetts
+$11.3M

Top Sellers

1
MAA
Managed Account Advisors
New Jersey
-$19.9M
2
CWAM
Columbia Wanger Asset Management
Illinois
-$19.5M
3
FCM
Frontier Capital Management
Massachusetts
-$11.4M
4
TI
Turner Investments
Pennsylvania
-$10.6M
5
Fidelity Investments
Fidelity Investments
Massachusetts
-$8.42M
Name Holding Trade Value Shares
Change 		Change in
Stake
WMSA
176
Weiss Multi-Strategy Advisers
New York
– -$2.2M -50,000 Closed
SCA
177
Secor Capital Advisors
New York
– -$1.67M -37,950 Closed
COPPSERS
178
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
– -$1.31M -29,805 Closed
MC
179
Menta Capital
California
– -$956K -21,700 Closed
William Blair & Company
180
William Blair & Company
Illinois
– -$827K -18,796 Closed
GAM
181
Gotham Asset Management
New York
– -$581K -13,182 Closed
Jane Street
182
Jane Street
New York
– -$455K -10,324 Closed
ARTA
183
A.R.T. Advisors
New York
– -$420K -9,557 Closed
AWCI
184
Alpine Woods Capital Investors
New York
– -$370K -8,407 Closed
QIM
185
Quest Investment Management
Oregon
– -$357K -8,100 Closed
SKK
186
Shepherd Kaplan Krochuk
Massachusetts
– -$269K -6,115 Closed
ZIM
187
Zacks Investment Management
Illinois
– -$258K -5,867 Closed
HMS
188
Hanseatic Management Services
New Mexico
– -$222K -5,050 Closed
BNP Paribas Financial Markets
189
BNP Paribas Financial Markets
France
– -$101K -2,299 Closed
Fuller & Thaler Asset Management
190
Fuller & Thaler Asset Management
California
– -$62K -1,400 Closed
TRCT
191
Tower Research Capital (TRC)
New York
– -$18K -417 Closed
GAM
192
Gemmer Asset Management
California
– -$3K -65 Closed
GT
193
Glenmede Trust
Pennsylvania
– -$2K -47 Closed
W
194
Wealthfront
California
– +$45 +1 New
4 5 6 7
8

MPWR Hedge Fund Activity: Q4 2014 in Review

173 of the 3,749 institutional investors tracked by Wall St. Rank reported a position in Monolithic Power Systems (MPWR) for Q4 2014, worth a combined $1.83B — up 12% from $1.64B a quarter earlier.

Buyers outnumbered sellers: 24 funds opened new MPWR positions and 22 closed out — a net gain of 2 holders — while 50 added to existing stakes and 80 trimmed.

The largest buyer was Invesco, adding an estimated $26.3M. The largest seller was Managed Account Advisors, cutting an estimated $19.9M.

  • 173 institutional investors held Monolithic Power Systems (MPWR) as of Q4 2014, down from 174 in Q3 2014.
  • Funds reported $1.83B of Monolithic Power Systems stock for Q4 2014, up 12% quarter-over-quarter.
  • 24 funds opened new Monolithic Power Systems positions in Q4 2014 and 22 closed out, a net change of +2 holders.
  • The largest Monolithic Power Systems buyer in Q4 2014 was Invesco, an estimated $26.3M added.
  • The largest Monolithic Power Systems seller in Q4 2014 was Managed Account Advisors, an estimated $19.9M sold.

Based on aggregated 13F filings for Q4 2014.