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Monolithic Power Systems

134 hedge funds and large institutions have $1.06B invested in Monolithic Power Systems in 2013 Q3 according to their latest regulatory filings, with 23 funds opening new positions, 56 increasing their positions, 44 reducing their positions, and 11 closing their positions.

New
Increased
Maintained
Reduced
Closed

109% more first-time investments, than exits

New positions opened: 23 | Existing positions closed: 11

27% more repeat investments, than reductions

Existing positions increased: 56 | Existing positions reduced: 44

23% more capital invested

Capital invested by funds: $861M → $1.06B (+$195M)

9% more funds holding

Funds holding: 123134 (+11)

50% less funds holding in top 10

Funds holding in top 10: 21 (-1)

98% less call options, than puts

Call options by funds: $76K | Put options by funds: $3.06M

Holders
134
Holders Change
+11
Holders Change %
+8.94%
% of All Funds
4.35%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.03%
New
23
Increased
56
Reduced
44
Closed
11
Calls
$76K
Puts
$3.06M
Net Calls
-$2.98M
Net Calls Change
-$3.23M
Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$126M +$12.6M +449,180 +12%
Vanguard Group
2
Vanguard Group
Pennsylvania
$63.1M +$3.4M +121,188 +6%
CWAM
3
Columbia Wanger Asset Management
Illinois
$57.7M -$281K -10,000 -0.5%
BFA
4
BlackRock Fund Advisors
California
$56.7M +$6.79M +241,865 +15%
FCM
5
Frontier Capital Management
Massachusetts
$56.2M -$3.21M -114,310 -6%
Adage Capital Partners
6
Adage Capital Partners
Massachusetts
$52.2M -$31.5M -1,122,894 -39%
Citadel Advisors
7
Citadel Advisors
Florida
$51.5M +$4.94M +175,744 +12%
O
8
OppenheimerFunds
New York
$45.9M +$2.44M +86,720 +6%
BIT
9
BlackRock Institutional Trust
California
$28.7M +$723K +25,753 +3%
TI
10
Turner Investments
Pennsylvania
$28M -$11.1M -396,901 -30%
Dimensional Fund Advisors
11
Dimensional Fund Advisors
Texas
$27.6M +$63.7K +2,269 +0.2%
MAA
12
Managed Account Advisors
New Jersey
$24.3M -$8.6K -306 -0%
State Street
13
State Street
Massachusetts
$21.4M +$1.02M +36,454 +5%
Massachusetts Financial Services
14
Massachusetts Financial Services
Massachusetts
$19.1M -$8.29M -294,960 -32%
ClearBridge Investments
15
ClearBridge Investments
New York
$18.5M +$4.71M +167,546 +38%
State of Wisconsin Investment Board
16
State of Wisconsin Investment Board
Wisconsin
$17.9M -$2.34M -83,172 -12%
Northern Trust
17
Northern Trust
Illinois
$17.8M +$1.42M +50,570 +9%
CCI
18
Columbus Circle Investors
$15.8M -$120K -4,289 -0.8%
Bank of New York Mellon
19
Bank of New York Mellon
New York
$15M +$737K +26,236 +6%
HCMT
20
Highland Capital Management (Texas)
Texas
$14.1M -$3.56M -126,788 -21%
Wellington Management Group
21
Wellington Management Group
Massachusetts
$12.9M -$5.21M -185,410 -30%
CC
22
Carlson Capital
Texas
$12.5M -$19M -677,600 -62%
GIM
23
Granahan Investment Management
Massachusetts
$11.9M -$635K -22,620 -5%
New York State Common Retirement Fund
24
New York State Common Retirement Fund
New York
$11.9M +$8.88M +316,040 +415%
Balyasny Asset Management
25
Balyasny Asset Management
Illinois
$11.3M +$10.5M +374,254 New

MPWR Hedge Fund Activity: Q3 2013 in Review

134 of the 3,084 institutional investors tracked by Wall St. Rank reported a position in Monolithic Power Systems (MPWR) for Q3 2013, worth a combined $1.06B — up 23% from $861M a quarter earlier.

Buyers outnumbered sellers: 23 funds opened new MPWR positions and 11 closed out — a net gain of 12 holders — while 56 added to existing stakes and 44 trimmed.

The largest buyer was Fidelity Investments, adding an estimated $12.6M. The largest seller was Adage Capital Partners, cutting an estimated $31.5M.

  • 134 institutional investors held Monolithic Power Systems (MPWR) as of Q3 2013, up from 123 in Q2 2013.
  • Funds reported $1.06B of Monolithic Power Systems stock for Q3 2013, up 23% quarter-over-quarter.
  • 23 funds opened new Monolithic Power Systems positions in Q3 2013 and 11 closed out, a net change of +12 holders.
  • The largest Monolithic Power Systems buyer in Q3 2013 was Fidelity Investments, an estimated $12.6M added.
  • The largest Monolithic Power Systems seller in Q3 2013 was Adage Capital Partners, an estimated $31.5M sold.

Based on aggregated 13F filings for Q3 2013.