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Supernus Pharmaceuticals
SUPN

Name Holding Trade Value Shares
Change 		Change in
Stake
NMC
1
NEA Management Company
Maryland
$88.4M – – –
MRM
2
Michael R. Murphy
$25.7M +$1.68M +199,367 +7%
A
3
Abingworth
United Kingdom
$23.9M – – –
AAP
4
Ardsley Advisory Partners
Connecticut
$15.7M +$630K +75,000 +4%
Ameriprise
5
Ameriprise
Minnesota
$12.2M -$28.5K -3,388 -0.2%
T. Rowe Price Associates
6
T. Rowe Price Associates
Maryland
$11.8M -$7.86M -935,818 -40%
BFA
7
BlackRock Fund Advisors
California
$11.1M +$1.01M +120,602 +10%
NC
8
Northpointe Capital
Michigan
$8.14M -$1.29M -153,385 -14%
Vanguard Group
9
Vanguard Group
Pennsylvania
$6.82M +$408K +48,589 +6%
MOACM
10
Mutual of America Capital Management
New York
$6.32M +$176K +20,962 +3%
BC
11
Bruce & Co
Illinois
$5.76M +$2.48M +294,581 +74%
KIA
12
Kopp Investment Advisors
Minnesota
$5.02M -$973K -115,820 -16%
O
13
OrbiMed
New York
$4.81M – – –
Millennium Management
14
Millennium Management
New York
$4.65M +$2.42M +287,513 +105%
IHM
15
Iguana Healthcare Management
New York
$4.15M -$840K -100,000 -17%
AIS
16
AlphaOne Investment Services
Pennsylvania
$3.92M +$3.96M +471,911 New
WA
17
Whitebox Advisors
Minnesota
$3.49M -$35.3K -4,202 -1%
ACM
18
Ashford Capital Management
Delaware
$3.47M +$3.52M +418,400 New
TC
19
TFS Capital
Pennsylvania
$3.43M +$2.61M +310,997 +303%
OM
20
Opaleye Management
Massachusetts
$2.9M +$2.94M +350,000 New
Wells Fargo
21
Wells Fargo
California
$2.64M +$2.66M +316,379 +23,488%
State Street
22
State Street
Massachusetts
$2.51M +$128K +15,191 +5%
Northern Trust
23
Northern Trust
Illinois
$2.42M -$133K -15,831 -5%
BIT
24
BlackRock Institutional Trust
California
$2.3M -$26.8K -3,194 -1%
Citadel Advisors
25
Citadel Advisors
Florida
$2.19M +$578K +68,770 +35%
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