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Amphastar Pharmaceuticals

242 hedge funds and large institutions have $753M invested in Amphastar Pharmaceuticals in 2025 Q2 according to their latest regulatory filings, with 43 funds opening new positions, 92 increasing their positions, 73 reducing their positions, and 40 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
242
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$447K
Puts
$381K
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
SS
226
SBI Securities
Japan
$918
CT
227
Clearstead Trust
Maine
$758
LFG
228
Larson Financial Group
Missouri
$643
FMII
229
Farmers & Merchants Investments Inc
Nebraska
$643
RWM
230
Rialto Wealth Management
New York
$460
HWM
231
HighMark Wealth Management
Minnesota
$459
UB
232
UMB Bank
Missouri
$436
BFS
233
Bare Financial Services
Pennsylvania
$436
PS
234
Principal Securities
Iowa
$413
AGWCA
235
Annis Gardner Whiting Capital Advisors
Florida
$368
KG
236
Kilter Group
New York
$345
Kayne Anderson Rudnick Investment Management
237
Kayne Anderson Rudnick Investment Management
California
$344
EC
238
Elequin Capital
New York
$321
LWMI
239
Legacy Wealth Management (Idaho)
Idaho
$230
LIS
240
Legacy Investment Solutions
Idaho
$230
WCM
241
WealthTrak Capital Management
Virginia
$115
AWM
242
Abound Wealth Management
Tennessee
$92
Boston Partners
243
Boston Partners
Massachusetts
GIP
244
Granite Investment Partners
California
SAM
245
Silvercrest Asset Management
New York
FCM
246
Frontier Capital Management
Massachusetts
N
247
Numerai
California
Connor, Clark & Lunn Investment Management (CC&L)
248
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
HSA
249
Hussman Strategic Advisors
Maryland
Franklin Resources
250
Franklin Resources
California