Amphastar Pharmaceuticals, Inc. Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| BLACKROCK, INC. | 02/07/2025 | 6.12 M | $227.15 M | 1.41% | 12.58% |
| VANGUARD GROUP INC | 02/11/2025 | 2.71 M | $100.79 M | 0.12% | 5.58% |
| TD ASSET MANAGEMENT INC | 02/11/2025 | 1.84 M | $68.33 M | -13.81% | 3.79% |
| STATE STREET CORP | 02/14/2025 | 1.60 M | $59.26 M | 4.29% | 3.28% |
| NEUBERGER BERMAN GROUP LLC | 02/13/2025 | 1.37 M | $51.02 M | -14.92% | 2.83% |
| PACER ADVISORS, INC. | 01/22/2025 | 1.35 M | $50.14 M | 51,977.44% | 2.78% |
| DIMENSIONAL FUND ADVISORS LP | 02/13/2025 | 1.20 M | $44.50 M | 9.63% | 2.47% |
| FULLER & THALER ASSET MANAGEMENT, INC. | 02/14/2025 | 1.13 M | $42.07 M | -10.14% | 2.33% |
| EPOCH INVESTMENT PARTNERS, INC. | 02/13/2025 | 1.10 M | $40.89 M | -7.54% | 2.27% |
| BOSTON TRUST WALDEN CORP | 01/24/2025 | 978.92 K | $36.35 M | 81.40% | 2.01% |
| GEODE CAPITAL MANAGEMENT, LLC | 02/12/2025 | 916.08 K | $34.02 M | -0.47% | 1.88% |
| FEDERATED HERMES, INC. | 02/13/2025 | 823.49 K | $30.58 M | -57.71% | 1.69% |
| MORGAN STANLEY | 02/14/2025 | 632.07 K | $23.47 M | -6.72% | 1.30% |
| NORTHERN TRUST CORP | 02/14/2025 | 613.17 K | $22.77 M | 5.11% | 1.26% |
| MARSHALL WACE, LLP | 02/13/2025 | 608.71 K | $22.60 M | 7.07% | 1.25% |
| PRICE T ROWE ASSOCIATES INC /MD/ | 02/14/2025 | 566.66 K | $21.04 M | -0.39% | 1.17% |
| RENAISSANCE TECHNOLOGIES LLC | 02/13/2025 | 525.50 K | $19.51 M | 7.38% | 1.08% |
| BESSEMER GROUP INC | 02/13/2025 | 488.63 K | $18.14 M | 2.43% | 1.01% |
| AMERICAN CENTURY COMPANIES INC | 02/11/2025 | 472.02 K | $17.53 M | -26.20% | 0.97% |
| GOLDMAN SACHS GROUP INC | 02/11/2025 | 427.84 K | $15.89 M | -4.80% | 0.88% |
| BOSTON PARTNERS | 02/11/2025 | 426.64 K | $15.78 M | 100.00% | 0.88% |
| GRANITE INVESTMENT PARTNERS, LLC | 02/13/2025 | 396.70 K | $14.73 M | -2.22% | 0.82% |
| MESIROW INSTITUTIONAL INVESTMENT MANAGEMENT, INC. | 02/13/2025 | 380.39 K | $14.12 M | -8.11% | 0.78% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 02/06/2025 | 347.51 K | $12.90 M | -0.73% | 0.71% |
| INVESCO LTD. | 02/13/2025 | 298.86 K | $11.10 M | -10.23% | 0.61% |
| BANK OF NEW YORK MELLON CORP | 02/04/2025 | 285.86 K | $10.61 M | 12.65% | 0.59% |
| NORDEA INVESTMENT MANAGEMENT AB | 01/06/2025 | 279.71 K | $10.39 M | 4.82% | 0.58% |
| MILLENNIUM MANAGEMENT LLC | 02/14/2025 | 256.56 K | $9.53 M | -1.19% | 0.53% |
| WEALTHFRONT ADVISERS LLC | 02/07/2025 | 249.61 K | $14.12 M | 100.00% | 0.51% |
| SYSTEMATIC FINANCIAL MANAGEMENT LP | 02/14/2025 | 246.35 K | $9.15 M | 100.00% | 0.51% |
| HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | 02/14/2025 | 237.52 K | $8.82 M | 6.69% | 0.49% |
| PRINCIPAL FINANCIAL GROUP INC | 01/31/2025 | 207.98 K | $7.72 M | 2.95% | 0.43% |
| JANUS HENDERSON GROUP PLC | 02/14/2025 | 189.35 K | $7.03 M | 28.77% | 0.39% |
| OBERWEIS ASSET MANAGEMENT INC/ | 02/14/2025 | 184.60 K | $6.85 M | 14.55% | 0.38% |
| SILVERCREST ASSET MANAGEMENT GROUP LLC | 02/14/2025 | 166.81 K | $6.19 M | -0.98% | 0.34% |
| ASSENAGON ASSET MANAGEMENT S.A. | 01/14/2025 | 161.40 K | $5.99 M | -3.56% | 0.33% |
| UBS GROUP AG | 02/14/2025 | 153.74 K | $5.71 M | 52.17% | 0.32% |
| JPMORGAN CHASE & CO | 02/12/2025 | 153.57 K | $5.70 M | 107.75% | 0.32% |
| CLARK CAPITAL MANAGEMENT GROUP, INC. | 02/14/2025 | 148.08 K | $5.50 M | -3.69% | 0.30% |
| AMERIPRISE FINANCIAL INC | 02/14/2025 | 146.02 K | $5.42 M | 0.98% | 0.30% |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC | 02/14/2025 | 143.44 K | $5.33 M | 16.19% | 0.30% |
| CITADEL ADVISORS LLC | 02/14/2025 | 140.41 K | $5.21 M | 3.83% | 0.29% |
| PORTOLAN CAPITAL MANAGEMENT, LLC | 02/13/2025 | 131.12 K | $4.87 M | -59.99% | 0.27% |
| LAM GROUP, INC. | 01/16/2025 | 130.80 K | $4.86 M | 0.00% | 0.27% |
| FRONTIER CAPITAL MANAGEMENT CO LLC | 02/14/2025 | 123.36 K | $4.58 M | -0.21% | 0.25% |
| D. E. SHAW & CO., INC. | 02/14/2025 | 118.85 K | $4.41 M | 402.35% | 0.24% |
| QUBE RESEARCH & TECHNOLOGIES LTD | 02/14/2025 | 115.29 K | $4.28 M | -1.19% | 0.24% |
| BANK OF AMERICA CORP /DE/ | 02/14/2025 | 112.09 K | $4.16 M | -29.11% | 0.23% |
| TREXQUANT INVESTMENT LP | 02/12/2025 | 105.53 K | $3.92 M | 18.20% | 0.22% |
| LEGAL & GENERAL GROUP PLC | 02/13/2025 | 103.74 K | $3.85 M | -0.56% | 0.21% |
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Amphastar Pharmaceuticals, Inc. institutional Ownership - FAQ's
During the previous two years, 134 institutional investors and hedge funds held shares of Amphastar Pharmaceuticals, Inc.. The most heavily invested institutionals were:
MILLENNIUM MANAGEMENT LLC: 868,551
FRONTIER CAPITAL MANAGEMENT CO LLC: 119,628
ARISTEIA CAPITAL LLC: 33,835
TUDOR INVESTMENT CORP ET AL: 21,793
Creative Planning: 20,127
Alan B. Lancz & Associates, Inc.: 0
72.87% of Amphastar Pharmaceuticals, Inc. stock is owned by institutional investors.
Institutional investors have bought a total of 19.07 M shares in the last 24 months. This purchase volume represents approximately $474.20 M in transactions.