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Monolithic Power Systems

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: 12 (+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: 134143 (+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
Name Holding Trade Value Shares
Change
Change in
Stake
GH
151
GAM Holding
Switzerland
-$999K -33,000 Closed
GC
152
Guggenheim Capital
Illinois
-$984K -32,512 Closed
ProShare Advisors
153
ProShare Advisors
Maryland
-$726K -23,972 Closed
Jane Street
154
Jane Street
New York
-$482K -15,905 Closed
SCA
155
SAC Capital Advisors
Connecticut
-$426K -14,062 Closed
GCP
156
GSA Capital Partners
United Kingdom
-$334K -11,027 Closed
AL
157
Airain Ltd
Guernsey
-$259K -8,557 Closed
DTL
158
Dynamic Technology Lab
Singapore
-$247K -8,145 Closed
WMSA
159
Weiss Multi-Strategy Advisers
New York
-$232K -7,670 Closed
SG Americas Securities
160
SG Americas Securities
New York
-$202K -6,680 Closed
DCM
161
Decade Capital Management
New York
-$91K -3,021 Closed
Parallax Volatility Advisers
162
Parallax Volatility Advisers
California
-$20K -660 Closed
PCM
163
Prelude Capital Management
New York
-$3K -100 Closed
Northwestern Mutual Wealth Management
164
Northwestern Mutual Wealth Management
Wisconsin
-$2K -63 Closed

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.