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Amphastar Pharmaceuticals
AMPH

Overview Fund Activity

218 hedge funds and large institutions have $1.13B invested in Amphastar Pharmaceuticals in 2023 Q1 according to their latest regulatory filings, with 32 funds opening new positions, 76 increasing their positions, 82 reducing their positions, and 26 closing their positions.

Holders
218
Holders Change
+5
Holders Change %
+2.35%
% of All Funds
3.49%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
32
Increased
76
Reduced
82
Closed
26
Calls
$2.24M
Puts
$581K
Net Calls
+$1.65M
Net Calls Change
+$628K

Top Buyers

1
GIP
1
Granite Investment Partners
California
$20.1M
2
Neuberger Berman Group
2
Neuberger Berman Group
New York
$16.2M
3
Fuller & Thaler Asset Management
3
Fuller & Thaler Asset Management
California
$30.4M
4
Millennium Management
4
Millennium Management
New York
$12.9M
5
Bank of America
5
Bank of America
North Carolina
$10.9M

Top Sellers

1
BlackRock
1
BlackRock
New York
$246M
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$17.6M
3
Pacer Advisors
3
Pacer Advisors
Pennsylvania
$0
4
Arrowstreet Capital
4
Arrowstreet Capital
Massachusetts
$2.79M
5
Morgan Stanley
5
Morgan Stanley
New York
$19.5M
Name Market Value Shares Shares
Change 		Shares
Change %
FCM
26
Frontier Capital Management
Massachusetts
$7.01M 187,060 -16,911 -8%
OAM
27
Oberweis Asset Management
Illinois
$6.68M 178,200 +44,200 +33%
Ameriprise
28
Ameriprise
Minnesota
$6.35M 169,239 -5,581 -3%
Assenagon Asset Management
29
Assenagon Asset Management
Luxembourg
$6.34M 169,056 -4,423 -3%
HIM
30
Hillsdale Investment Management
Ontario, Canada
$5.81M 155,038 -17,200 -10%
SAM
31
Silvercrest Asset Management
New York
$5.81M 154,868 -68,290 -31%
Axa
32
Axa
France
$5.69M 151,855 +2,449 +2%
D.E. Shaw & Co
33
D.E. Shaw & Co
New York
$5.15M 137,313 +79,365 +137%
LG
34
LAM Group
Oregon
$4.88M 130,250 – –
Jacobs Levy Equity Management
35
Jacobs Levy Equity Management
New Jersey
$4.74M 126,381 -64,291 -34%
American Century Companies
36
American Century Companies
Missouri
$4.55M 120,821 +82,021 +211%
JPMorgan Chase & Co
37
JPMorgan Chase & Co
New York
$4.42M 117,767 +4,014 +4%
MOACM
38
Mutual of America Capital Management
New York
$4.17M 111,123 -4,904 -4%
AQR Capital Management
39
AQR Capital Management
Connecticut
$4.16M 110,887 -1,716 -2%
Janus Henderson Group
40
Janus Henderson Group
United Kingdom
$3.9M 103,941 +96,226 +1,247%
Allspring Global Investments
41
Allspring Global Investments
North Carolina
$3.75M 100,045 -10,320 -9%
Legal & General Group
42
Legal & General Group
United Kingdom
$3.55M 94,762 +2,172 +2%
RhumbLine Advisers
43
RhumbLine Advisers
Massachusetts
$3.41M 90,967 +6,609 +8%
GC
44
Globeflex Capital
California
$3.34M 89,192 +23,070 +35%
Swiss National Bank
45
Swiss National Bank
Switzerland
$3.13M 83,400 -11,200 -12%
SI
46
Shaker Investments
Ohio
$3.08M 82,253 +966 +1%
Arrowstreet Capital
47
Arrowstreet Capital
Massachusetts
$2.79M 74,274 -91,766 -55%
Voloridge Investment Management
48
Voloridge Investment Management
Florida
$2.74M 72,944 -21,677 -23%
Public Sector Pension Investment Board (PSP Investments)
49
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$2.49M 66,302 -2,282 -3%
Point72 Asset Management
50
Point72 Asset Management
Connecticut
$2.45M 65,418 +65,418 New
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