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Amphastar Pharmaceuticals
AMPH

Overview Fund Activity

116 hedge funds and large institutions have $296M invested in Amphastar Pharmaceuticals in 2017 Q1 according to their latest regulatory filings, with 12 funds opening new positions, 49 increasing their positions, 40 reducing their positions, and 28 closing their positions.

Holders
116
Holders Change
-22
Holders Change %
-15.94%
% of All Funds
2.89%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
12
Increased
49
Reduced
40
Closed
28
Calls
$286K
Puts
$416K
Net Calls
-$130K
Net Calls Change
-$130K

Top Buyers

1
BlackRock
1
BlackRock
New York
$80M
2
RCAMU
2
Rothschild & Co Asset Management US
Connecticut
$9.06M
3
Citadel Advisors
3
Citadel Advisors
Florida
$5.16M
4
Dimensional Fund Advisors
4
Dimensional Fund Advisors
Texas
$15.4M
5
State Street
5
State Street
Massachusetts
$15.4M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$4.4M
2
Acadian Asset Management
2
Acadian Asset Management
Massachusetts
$8.28M
3
Federated Hermes
3
Federated Hermes
Pennsylvania
$15.2M
4
Prudential Financial
4
Prudential Financial
New Jersey
$1.29M
5
EI
5
EAM Investors
California
$0
Name Market Value Shares Shares
Change 		Shares
Change %
SG Americas Securities
126
SG Americas Securities
New York
– – -23,102 Closed
State Board of Administration of Florida Retirement System
127
State Board of Administration of Florida Retirement System
Florida
– – -16,919 Closed
VKH
128
Virtu KCG Holdings
New York
– – -14,690 Closed
FIM
129
Freedom Investment Management
Connecticut
– – -12,898 Closed
FRM
130
Fox Run Management
Connecticut
– – -12,600 Closed
Verition Fund Management
131
Verition Fund Management
Connecticut
– – -12,299 Closed
MC
132
Menta Capital
California
– – -12,156 Closed
IR
133
Invictus RG
Bermuda
– – -11,950 Closed
SGAM
134
Smith Group Asset Management
Texas
– – -11,620 Closed
LCM
135
Landscape Capital Management
New Jersey
– – -11,603 Closed
CAM
136
Capstone Asset Management
Texas
– – -10,420 Closed
BCM
137
Bayesian Capital Management
New York
– – -10,400 Closed
CMBA
138
C.M. Bidwell & Associates
Hawaii
– – -9,735 Closed
FQ
139
First Quadrant
California
– – -3,452 Closed
Northwestern Mutual Wealth Management
140
Northwestern Mutual Wealth Management
Wisconsin
– – -199 Closed
QT
141
Quantbot Technologies
New York
– – -127 Closed
AssetMark Inc
142
AssetMark Inc
California
– – -5 Closed
WAS
143
Winch Advisory Services
Wisconsin
$0 27 – –
Simplex Trading
144
Simplex Trading
Illinois
– – – –
PFBT
145
Parkside Financial Bank & Trust
Missouri
$0 29 +6 +26%
2 3 4 5
6