AMPH icon

Amphastar Pharmaceuticals
AMPH

Overview Fund Activity

85 hedge funds and large institutions have $234M invested in Amphastar Pharmaceuticals in 2015 Q2 according to their latest regulatory filings, with 30 funds opening new positions, 36 increasing their positions, 14 reducing their positions, and 4 closing their positions.

Holders
85
Holders Change
+26
Holders Change %
+44.07%
% of All Funds
2.29%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
30
Increased
36
Reduced
14
Closed
4
Calls
$304K
Puts
$23K
Net Calls
+$281K
Net Calls Change
+$281K

Top Buyers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$32.8M
2
BFA
2
BlackRock Fund Advisors
California
$24.6M
3
State Street
3
State Street
Massachusetts
$6.41M
4
BIT
4
BlackRock Institutional Trust
California
$4.7M
5
Renaissance Technologies
5
Renaissance Technologies
New York
$5.57M

Top Sellers

1
BC
1
Broadfin Capital
New York
$24.9M
2
SAM
2
Sectoral Asset Management
Quebec, Canada
$640K
3
PAMU
3
Pictet Asset Management (UK)
United Kingdom
$592K
4
JPMorgan Chase & Co
4
JPMorgan Chase & Co
New York
$8.02M
5
KCM
5
Kingdon Capital Management
New York
$3.63M
Name Market Value Shares Shares
Change 		Shares
Change %
RFC
26
Russell Frank Company
Washington
$1.81M 102,854 +88,383 +611%
Citigroup
27
Citigroup
New York
$1.64M 93,073 +45,802 +97%
Geode Capital Management
28
Geode Capital Management
Massachusetts
$1.62M 91,885 +16,631 +22%
TCIM
29
TIAA CREF Investment Management
New York
$1.31M 74,656 +53,094 +246%
Citadel Advisors
30
Citadel Advisors
Florida
$1.3M 73,670 +15,508 +27%
CS
31
Credit Suisse
Switzerland
$1.26M 71,625 +22,709 +46%
EI
32
EAM Investors
California
$1.2M 68,224 +68,224 New
NI
33
Numeric Investors
Massachusetts
$1.06M 60,100 +60,100 New
California State Teachers Retirement System (CalSTRS)
34
California State Teachers Retirement System (CalSTRS)
California
$1.02M 58,022 +40,849 +238%
GWM
35
Gupta Wealth Management
California
$879K 50,000 +45,000 +900%
TI
36
Trexquant Investment
Connecticut
$819K 46,614 +46,614 New
TA
37
Teachers Advisors
New York
$806K 45,826 +37,215 +432%
SO
38
STRS Ohio
Ohio
$799K 45,500 +45,500 New
Charles Schwab
39
Charles Schwab
California
$755K 42,926 +30,226 +238%
ProShare Advisors
40
ProShare Advisors
Maryland
$699K 39,745 +1,987 +5%
NFA
41
Nationwide Fund Advisors
Ohio
$680K 38,661 -1,444 -4%
Swiss National Bank
42
Swiss National Bank
Switzerland
$675K 38,400 +38,400 New
Susquehanna International Group
43
Susquehanna International Group
Pennsylvania
$652K 37,087 +37,087 New
SAM
44
Sectoral Asset Management
Quebec, Canada
$640K 36,400 -697,532 -95%
PAMU
45
Pictet Asset Management (UK)
United Kingdom
$592K 36,400 -524,949 -94%
D.E. Shaw & Co
46
D.E. Shaw & Co
New York
$553K 31,432 -4,470 -12%
RhumbLine Advisers
47
RhumbLine Advisers
Massachusetts
$539K 30,680 +30,680 New
MAM
48
Martingale Asset Management
Massachusetts
$498K 28,309 +28,309 New
AllianceBernstein
49
AllianceBernstein
Tennessee
$440K 25,000 +17,700 +242%
Goldman Sachs
50
Goldman Sachs
New York
$438K 24,934 +24,934 New
1
2
3 4