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Power Integrations
POWI

Overview Fund Activity

184 hedge funds and large institutions have $1.52B invested in Power Integrations in 2014 Q4 according to their latest regulatory filings, with 22 funds opening new positions, 61 increasing their positions, 76 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
184
Holders Change
-5
Holders Change %
-2.65%
% of All Funds
4.91%
Holding in Top 10
1
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-66.67%
% of All Funds
0.03%
New
22
Increased
61
Reduced
76
Closed
23
Calls
$585K
Puts
$688K
Net Calls
-$103K
Net Calls Change
-$2.95M

Top Buyers

1
Wellington Management Group
Wellington Management Group
Massachusetts
$89.9M
2
DGI
Disciplined Growth Investors
Minnesota
$22.7M
3
SAM
Sentinel Asset Management
Vermont
$9.67M
4
Neuberger Berman Group
Neuberger Berman Group
New York
$171M
5
BFA
BlackRock Fund Advisors
California
$86.5M

Top Sellers

1
Jennison Associates
Jennison Associates
New York
$50.5M
2
Loomis, Sayles & Company
Loomis, Sayles & Company
Massachusetts
$0
3
PCM
Palisade Capital Management
New Jersey
$0
4
FAM
Fred Alger Management
New York
$0
5
Stifel Financial
Stifel Financial
Missouri
$828K
Name Holding Trade Value Shares
Change 		Shares
Change %
Neuberger Berman Group
1
Neuberger Berman Group
New York
$171M +$8.07M +312,002 +5%
WA
2
Wasatch Advisors
Utah
$132M -$414K -16,018 -0.3%
Vanguard Group
3
Vanguard Group
Pennsylvania
$101M -$39K -1,506 -0%
Wellington Management Group
4
Wellington Management Group
Massachusetts
$89.9M +$30.8M +1,188,906 +52%
BFA
5
BlackRock Fund Advisors
California
$86.5M +$7.76M +300,116 +10%
Invesco
6
Invesco
Georgia
$84.5M -$1.06M -40,982 -1%
RP
7
Riverbridge Partners
Minnesota
$56M -$3.09M -119,404 -5%
Jennison Associates
8
Jennison Associates
New York
$50.5M -$28.7M -1,109,242 -36%
GKIM
9
GW&K Investment Management
Massachusetts
$42.2M +$1.38M +53,176 +3%
BIT
10
BlackRock Institutional Trust
California
$36.7M -$438K -16,942 -1%
BTW
11
Boston Trust Walden
Massachusetts
$36.5M -$2.17M -83,718 -6%
SCM
12
Snyder Capital Management
California
$36.1M +$498K +19,254 +1%
ACM
13
Apex Capital Management
Ohio
$33.7M +$2.17M +84,002 +7%
State Street
14
State Street
Massachusetts
$33.5M +$670K +25,914 +2%
Northern Trust
15
Northern Trust
Illinois
$31.5M -$433K -16,732 -1%
SIMG
16
Stephens Investment Management Group
Texas
$26.8M -$4.36M -168,474 -14%
Dimensional Fund Advisors
17
Dimensional Fund Advisors
Texas
$25M +$2.6M +100,538 +12%
PAMU
18
Pictet Asset Management (UK)
United Kingdom
$22.9M +$3.55M +137,234 +18%
DGI
19
Disciplined Growth Investors
Minnesota
$22.7M +$22.7M +877,750 New
WRF
20
Waddell & Reed Financial
Kansas
$21.3M – – –
MAA
21
Managed Account Advisors
New Jersey
$19.6M -$2.5M -96,684 -11%
ACM
22
Atlanta Capital Management
Georgia
$18.2M -$244K -9,442 -1%
Bank of New York Mellon
23
Bank of New York Mellon
New York
$18M -$6.33M -244,552 -26%
Norges Bank
24
Norges Bank
Norway
$17M +$1.17M +45,342 +7%
KI
25
Kalmar Investments
Delaware
$15.8M -$1.5M -58,146 -9%
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