Amphastar Pharmaceuticals Ownership | Who Owns Amphastar Pharmaceuticals?
Amphastar Pharmaceuticals Ownership Summary
Amphastar Pharmaceuticals is owned by 72.73% institutional investors, 22.41% insiders, and 4.86% retail investors. Blackrock is the largest institutional shareholder, holding 12.33% of AMPH shares. iShares Core S&P Small-Cap ETF is the top mutual fund, with 5.00% of its assets in Amphastar Pharmaceuticals shares.
AMPH Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Amphastar Pharmaceuticals | 72.73% | 22.41% | 4.86% |
| Sector | Healthcare Stocks | 49.73% | 8.84% | 41.43% |
| Industry | Specialty & Generic Drug Manufacturers Stocks | 34.90% | 10.53% | 54.58% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock | 5.94M | 12.33% | $237.70M |
| Vanguard group | 2.67M | 5.54% | $106.91M |
| Federated hermes | 1.94M | 4.03% | $77.79M |
| Td asset management | 1.69M | 3.51% | $67.66M |
| Neuberger berman group | 1.62M | 3.37% | $64.90M |
| State street | 1.53M | 3.17% | $61.18M |
| Fuller & thaler asset management | 1.27M | 2.64% | $50.91M |
| Epoch investment partners | 1.08M | 2.24% | $43.15M |
| Dimensional fund advisors lp | 1.07M | 2.22% | $42.81M |
| Geode capital management | 906.35K | 1.88% | $36.26M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Boone capital management | 495.09K | 5.17% | $19.80M |
| Lam group | 130.80K | 4.41% | $5.23M |
| Aurora investment counsel | 54.47K | 1.28% | $2.18M |
| Mesirow institutional investment management | 353.45K | 1.24% | $14.14M |
| Alphacentric advisors | 25.00K | 0.74% | $1.00M |
| Granite investment partners | 397.51K | 0.66% | $15.90M |
| Bridge city capital | 48.95K | 0.66% | $1.96M |
| Moody aldrich partners | 55.73K | 0.43% | $2.23M |
| Redwood investments | 26.77K | 0.36% | $1.06M |
| Portolan capital management | 108.86K | 0.36% | $4.35M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Td asset management | 1.69M | 0.06% | 680.98K |
| Millennium management | 738.75K | 0.01% | 338.65K |
| Epoch investment partners | 1.08M | 0.20% | 280.39K |
| Marshall wace, llp | 227.13K | 0.01% | 227.13K |
| American century companies | 740.41K | 0.02% | 121.76K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Oberweis asset management inc/ | 135.06K | 0.33% | -282.81K |
| Jacobs levy equity management | 28.62K | 0.00% | -166.37K |
| Lsv asset management | 80.40K | 0.01% | -144.37K |
| Blackrock | 5.94M | 0.01% | -136.52K |
| Federated hermes | 1.94M | 0.18% | -132.30K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Marshall wace, llp | 227.13K | 0.01% | 227.13K | $9.09M |
| Brandywine global investment management | 74.11K | 0.02% | 74.11K | $2.96M |
| Aurora investment counsel | 54.47K | 1.28% | 54.47K | $2.18M |
| Arkadios wealth advisors | 25.75K | 0.07% | 25.75K | $1.03M |
| Alphacentric advisors | 25.00K | 0.74% | 25.00K | $1.00M |
Sold Out
| Holder | Change |
|---|---|
| Financial gravity asset management | -1.00 |
| Nelson, van denburg & campbell wealth management group | -7.00 |
| Financial synergies wealth advisors | -15.00 |
| First horizon advisors | -36.00 |
| Private wealth management group | -40.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Sep 30, 2024 | 280 | 2.94% | 35,359,697 | 2.73% | 72 | 1.47% | 140 | - | 93 | -4.12% |
| Jun 30, 2024 | 268 | -1.83% | 34,405,302 | 2.58% | 71 | 1.47% | 138 | 2.99% | 96 | -1.03% |
| Mar 31, 2024 | 273 | -2.85% | 33,540,017 | 0.70% | 69 | 1.46% | 134 | -8.84% | 97 | 6.59% |
| Dec 31, 2023 | 281 | 9.34% | 33,305,486 | 4.00% | 69 | 1.60% | 147 | 14.84% | 91 | -1.09% |
| Sep 30, 2023 | 257 | 3.21% | 32,023,914 | 1.99% | 65 | 1.56% | 128 | -0.78% | 92 | 2.22% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 2.42M | 5.00% | 2.38K |
| Federated Hermes Kaufmann Small Cap A | 1.31M | 2.68% | - |
| Federated Hermes Kaufmann Small Cap Grow | 1.31M | 2.68% | - |
| FullerThaler Behavioral Small-Cap Equity | 1.20M | 2.45% | - |
| FullerThaler Behavioral Sm-Cp Eq R6 | 1.20M | 2.45% | - |
| Vanguard Total Stock Mkt Idx Inv | 1.14M | 2.35% | -8.53K |
| Neuberger Berman Genesis Inv | 1.07M | 2.18% | -5.33K |
| iShares Russell 2000 ETF | 988.77K | 2.04% | -2.23K |
| TD U.S. Capital Reinvestment I | 736.00K | 1.50% | -34.00K |
| Federated Hermes Kaufmann Growth | 615.00K | 1.26% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Dec 12, 2024 | Zhou Rong | SENIOR EVP, PRODUCTION CENTER | Sell | $310.98K |
| Dec 13, 2024 | Zhou Rong | SENIOR EVP, PRODUCTION CENTER | Sell | $361.84K |
| Dec 09, 2024 | PRINS RICHARD K | - | Sell | $437.70K |
| Nov 12, 2024 | Zhou Rong | SENIOR EVP, PRODUCTION CENTER | Sell | $336.93K |
| Nov 12, 2024 | PRINS RICHARD K | - | Sell | $243.99K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2024 Q4 | - | 5 |
| 2024 Q3 | - | 5 |
| 2024 Q2 | - | 6 |
| 2024 Q1 | - | 25 |
| 2023 Q4 | - | 12 |
AMPH Ownership FAQ
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