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Amphastar Pharmaceuticals

Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$105M -$3.96M -196,409 -4%
Dimensional Fund Advisors
2
Dimensional Fund Advisors
Texas
$46.5M +$5.59M +277,160 +14%
State Street
3
State Street
Massachusetts
$33.1M +$698K +34,611 +2%
Vanguard Capital Management
4
Vanguard Capital Management
Pennsylvania
$29.9M -$1.24M -61,703 -4%
American Century Companies
5
American Century Companies
Missouri
$23.7M +$3.21M +159,088 +16%
Marshall Wace
6
Marshall Wace
United Kingdom
$21.5M +$821K +40,682 +4%
Geode Capital Management
7
Geode Capital Management
Massachusetts
$19.6M -$137K -6,810 -0.7%
Fuller & Thaler Asset Management
8
Fuller & Thaler Asset Management
California
$19.2M -$8.99M -445,901 -32%
D.E. Shaw & Co
9
D.E. Shaw & Co
New York
$17.9M +$4.47M +221,506 +33%
Vanguard Portfolio Management
10
Vanguard Portfolio Management
Pennsylvania
$16.3M +$439K +21,752 +3%
LSV Asset Management
11
LSV Asset Management
Illinois
$13M -$196K -9,700 -1%
Renaissance Technologies
12
Renaissance Technologies
New York
$10.6M -$581K -28,800 -5%
Goldman Sachs
13
Goldman Sachs
New York
$10.2M +$3.55M +175,972 +53%
SFM
14
Systematic Financial Management
New Jersey
$8.83M -$313K -15,514 -3%
Morgan Stanley
15
Morgan Stanley
New York
$8.78M +$293K +14,503 +3%
UBS Group
16
UBS Group
Switzerland
$7.93M -$548K -27,153 -6%
HF
17
HRT Financial
New York
$7.82M +$6.68M +331,349 +590%
DA
18
Denali Advisors
California
$7.59M +$2.21M +109,500 +41%
Northern Trust
19
Northern Trust
Illinois
$7.49M -$26K -1,288 -0.3%
BCC
20
Bridge City Capital
Oregon
$6.84M +$72.7K +3,603 +1%
Charles Schwab
21
Charles Schwab
California
$6.26M -$219K -10,861 -3%
BCM
22
Bridgeway Capital Management
Texas
$6.03M -$635K -31,503 -10%
RA
23
Royce & Associates
New York
$5.95M -$2.25M -111,417 -27%
Two Sigma Investments
24
Two Sigma Investments
New York
$5.01M +$2.22M +109,967 +80%
First Trust Advisors
25
First Trust Advisors
Illinois
$4.98M +$1.94M +96,360 +64%