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Monolithic Power Systems
MPWR

340 hedge funds and large institutions have $4.91B invested in Monolithic Power Systems in 2018 Q4 according to their latest regulatory filings, with 47 funds opening new positions, 130 increasing their positions, 126 reducing their positions, and 59 closing their positions.

New
Increased
Maintained
Reduced
Closed

600% more funds holding in top 10

Funds holding in top 10: 1 → 7 (+6)

49% more call options, than puts

Call options by funds: $21.1M | Put options by funds: $14.1M

4.24% more ownership

Funds ownership: 95.91% → 100.16% (+4.2%)

3% more repeat investments, than reductions

Existing positions increased: 130 | Existing positions reduced: 126

3% less capital invested

Capital invested by funds: $5.08B → $4.91B (-$169M)

4% less funds holding

Funds holding: 355 → 340 (-15)

20% less first-time investments, than exits

New positions opened: 47 | Existing positions closed: 59

Holders
340
Holders Change
-15
Holders Change %
-4.23%
% of All Funds
7.58%
Holding in Top 10
7
Holding in Top 10 Change
+6
Holding in Top 10 Change %
+600%
% of All Funds
0.16%
New
47
Increased
130
Reduced
126
Closed
59
Calls
$21.1M
Puts
$14.1M
Net Calls
+$6.96M
Net Calls Change
+$20.3M

Top Buyers

1
WRF
Waddell & Reed Financial
Kansas
+$87.9M
2
Wellington Management Group
Wellington Management Group
Massachusetts
+$76.1M
3
WA
Wasatch Advisors
Utah
+$26.4M
4
ClearBridge Investments
ClearBridge Investments
New York
+$26.1M
5
Westfield Capital Management
Westfield Capital Management
Massachusetts
+$23.4M

Top Sellers

1
FCM
Frontier Capital Management
Massachusetts
-$25M
2
First Trust Advisors
First Trust Advisors
Illinois
-$23.5M
3
AllianceBernstein
AllianceBernstein
Tennessee
-$21M
4
EA
Emerald Advisers
Pennsylvania
-$18.6M
5
EMFAT
Emerald Mutual Fund Advisers Trust
Pennsylvania
-$17.2M
Name Holding Trade Value Shares
Change 		Change in
Stake
Man Group
76
Man Group
United Kingdom
$9.07M +$306K +2,560 +3%
Swiss National Bank
77
Swiss National Bank
Switzerland
$8.27M +$144K +1,200 +2%
Manulife (Manufacturers Life Insurance)
78
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$7.65M +$147K +1,228 +2%
EAM
79
Eagle Asset Management
Florida
$7.58M -$16.8K -140 -0.2%
California State Teachers Retirement System (CalSTRS)
80
California State Teachers Retirement System (CalSTRS)
California
$7.45M +$173K +1,445 +2%
Envestnet Asset Management
81
Envestnet Asset Management
Illinois
$7.42M +$7.63M +63,785 New
TPM
82
Totem Point Management
New York
$7.33M +$7.55M +63,081 New
AAMU
83
AEGON Asset Management (UK)
United Kingdom
$7.07M – – –
MIP
84
Marietta Investment Partners
Wisconsin
$6.71M -$345K -2,883 -5%
Susquehanna International Group
85
Susquehanna International Group
Pennsylvania
$6.61M -$9.24M -77,212 -58%
Russell Investments Group
86
Russell Investments Group
United Kingdom
$6.44M -$1.16M -9,731 -15%
RJA
87
Raymond James & Associates
Florida
$6.31M -$2.13M -17,815 -25%
Retirement Systems of Alabama
88
Retirement Systems of Alabama
Alabama
$5.88M +$35.7K +298 +0.6%
Los Angeles Capital Management
89
Los Angeles Capital Management
California
$5.86M +$12K +100 +0.2%
CIP
90
Chartwell Investment Partners
Pennsylvania
$5.66M +$142K +1,188 +3%
WT
91
Whittier Trust
California
$5.6M +$321K +2,684 +6%
State Board of Administration of Florida Retirement System
92
State Board of Administration of Florida Retirement System
Florida
$5.57M +$34.5K +288 +0.6%
Legal & General Group
93
Legal & General Group
United Kingdom
$5.56M +$342K +2,856 +6%
WBC
94
Westpac Banking Corp
Australia
$5.27M – – –
HFS
95
HL Financial Services
Kentucky
$5.18M -$87K -727 -2%
Citadel Advisors
96
Citadel Advisors
Florida
$4.64M +$139K +1,164 +3%
SEI Investments
97
SEI Investments
Pennsylvania
$4.64M +$191K +1,594 +4%
American Century Companies
98
American Century Companies
Missouri
$4.6M -$1.62M -13,565 -26%
EVM
99
Eaton Vance Management
Massachusetts
$4.59M -$68.1K -569 -1%
OAM
100
Oberweis Asset Management
Illinois
$4.4M -$2.34M -19,538 -34%
2 3
4
5 6

MPWR Hedge Fund Activity: Q4 2018 in Review

340 of the 4,488 institutional investors tracked by Wall St. Rank reported a position in Monolithic Power Systems (MPWR) for Q4 2018, worth a combined $4.91B — down 3.3% from $5.08B a quarter earlier.

Sellers outnumbered buyers: 59 funds closed out of MPWR and 47 opened new positions — a net loss of 12 holders — while 126 trimmed existing stakes and 130 added.

The largest buyer was Waddell & Reed Financial, adding an estimated $87.9M. The largest seller was Frontier Capital Management, cutting an estimated $25M.

  • 340 institutional investors held Monolithic Power Systems (MPWR) as of Q4 2018, down from 355 in Q3 2018.
  • Funds reported $4.91B of Monolithic Power Systems stock for Q4 2018, down 3.3% quarter-over-quarter.
  • 47 funds opened new Monolithic Power Systems positions in Q4 2018 and 59 closed out, a net change of -12 holders.
  • The largest Monolithic Power Systems buyer in Q4 2018 was Waddell & Reed Financial, an estimated $87.9M added.
  • The largest Monolithic Power Systems seller in Q4 2018 was Frontier Capital Management, an estimated $25M sold.

Based on aggregated 13F filings for Q4 2018.