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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
PAMU
326
Pictet Asset Management (UK)
United Kingdom
$2.82K -$9.56M -79,901 -77%
CA
327
Centerpoint Advisors
Massachusetts
$2K – – –
EFSCE
328
Enterprise Financial Services Corp (EFSC)
Missouri
$2K – – –
GWS
329
Glassman Wealth Services
Virginia
$2K – – –
IAS
330
IMA Advisory Services
Colorado
$2K – – –
M
331
MOTCO
Texas
$2K – – –
OFW
332
Omnia Family Wealth
Florida
$2K – – –
CAW
333
Cornerstone Advisors (Washington)
Washington
$2K +$598 +5 +63%
SFSIG
334
San Francisco Sentry Investment Group
California
$2K +$2.15K +18 New
PMFA
335
Plante Moran Financial Advisors
Michigan
$2K +$2.51K +21 New
EA
336
Emerald Advisers
Pennsylvania
– -$18.6M -147,820 Closed
EMFAT
337
Emerald Mutual Fund Advisers Trust
Pennsylvania
– -$17.2M -137,050 Closed
CWM
338
Cornerstone Wealth Management
Missouri
– -$758K -82,364 Closed
CCP
339
Clough Capital Partners
Massachusetts
– -$10.3M -82,000 Closed
IECM
340
Intrinsic Edge Capital Management
Illinois
– -$2.71M -21,605 Closed
MCM
341
Mitchell Capital Management
Kansas
– -$2.51M -19,999 Closed
DCM
342
Driehaus Capital Management
Illinois
– -$2.44M -19,473 Closed
HCMT
343
Highland Capital Management (Texas)
Texas
– -$1.76M -14,000 Closed
Parallax Volatility Advisers
344
Parallax Volatility Advisers
California
– -$1.66M -13,254 Closed
Walleye Trading
345
Walleye Trading
New York
– -$1.58M -12,558 Closed
GCA
346
Gideon Capital Advisors
New York
– -$1.5M -11,979 Closed
CL
347
CIM LLC
New York
– -$1.21M -9,644 Closed
SSWM
348
Sheets Smith Wealth Management
North Carolina
– -$1.09M -8,657 Closed
Jane Street
349
Jane Street
New York
– -$1.05M -8,339 Closed
LMGAM
350
Liberty Mutual Group Asset Management
Massachusetts
– -$970K -7,729 Closed
12 13
14
15 16

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.