Institutional Ownership
BlackRock Inc is the biggest individual institutional holder of Amphastar Pharmaceuticals Inc (AMPH), owning a total of 7.4 million shares. Combined, the top 87 institutional holders of AMPH own 184.26% of the company with a total of 88.2 million shares.
In the latest ownership report, the top 87 institutional holders have increased their combined ownership of AMPH by 2.3 million shares, a 2.55% increase from the quarter prior.
Institution Ownership Chart
Top Institutions
Owner | Percent Owned | Percent Change | Shares Owned | Share Change | Date Reported |
---|---|---|---|---|---|
BlackRock Inc | 15.487% | 3.262% | 7,377,178 | 233,012 | 2021-03-31 |
BlackRock Inc | 15.135% | -1.458% | 7,269,619 | -107,559 | 2021-06-30 |
BlackRock Inc | 14.965% | -0.236% | 7,160,665 | -16,916 | 2021-12-31 |
Federated Hermes Inc | 7.261% | -0.020% | 3,464,335 | -690 | 2021-12-31 |
Federated Hermes Inc | 7.242% | 3.697% | 3,465,025 | 123,524 | 2021-09-30 |
Federated Hermes Inc | 7.224% | 6.680% | 3,441,367 | 215,484 | 2021-03-31 |
Federated Hermes Inc | 6.957% | -2.902% | 3,341,501 | -99,866 | 2021-06-30 |
Vanguard Group Inc | 5.360% | 3.030% | 2,553,098 | 75,071 | 2021-03-31 |
Vanguard Group Inc | 5.272% | 2.557% | 2,522,624 | 62,893 | 2021-09-30 |
Vanguard Group Inc | 5.158% | -2.161% | 2,468,111 | -54,513 | 2021-12-31 |
Vanguard Group Inc | 5.126% | -3.657% | 2,459,731 | -93,367 | 2021-06-30 |
Dimensional Fund Advisors, Inc. | 3.701% | 1.486% | 1,770,851 | 25,936 | 2021-12-31 |
Dimensional Fund Advisors, Inc. | 3.680% | 1.435% | 1,796,269 | 25,418 | 2022-03-31 |
Dimensional Fund Advisors, Inc. | 3.647% | 2.891% | 1,744,915 | 49,022 | 2021-09-30 |
Dimensional Fund Advisors, Inc. | 3.546% | -6.545% | 1,689,089 | -118,296 | 2021-03-31 |
Dimensional Fund Advisors, Inc. | 3.534% | 0.403% | 1,695,893 | 6,804 | 2021-06-30 |
State Street Corporation | 3.052% | 1.417% | 1,460,335 | 20,404 | 2021-09-30 |
State Street Corporation | 3.008% | -1.447% | 1,439,207 | -21,128 | 2021-12-31 |
State Street Corporation | 2.998% | 2.490% | 1,439,931 | 34,978 | 2021-06-30 |
State Street Corporation | 2.949% | 9.491% | 1,404,953 | 121,789 | 2021-03-31 |
HHG PLC | 2.034% | 0.272% | 973,193 | 2,642 | 2021-12-31 |
HHG PLC | 2.028% | 74.863% | 970,551 | 415,515 | 2021-09-30 |
Amvescap Plc. | 1.960% | -33.074% | 933,646 | -461,401 | 2021-03-31 |
Goldman Sachs Group Inc | 1.757% | 17.413% | 844,062 | 125,180 | 2021-06-30 |
Amvescap Plc. | 1.641% | -15.555% | 788,414 | -145,232 | 2021-06-30 |
Goldman Sachs Group Inc | 1.509% | 30.025% | 718,882 | 166,002 | 2021-03-31 |
Geode Capital Management, LLC | 1.494% | 1.557% | 714,873 | 10,958 | 2021-12-31 |
Amvescap Plc. | 1.493% | -9.398% | 714,319 | -74,095 | 2021-09-30 |
Geode Capital Management, LLC | 1.471% | 2.152% | 703,915 | 14,831 | 2021-09-30 |
Amvescap Plc. | 1.456% | -2.440% | 696,889 | -17,430 | 2021-12-31 |
Geode Capital Management, LLC | 1.435% | 20.019% | 689,084 | 114,940 | 2021-06-30 |
Morgan Stanley - Brokerage Accounts | 1.293% | 19.579% | 618,742 | 101,307 | 2021-12-31 |
Fuller & Thaler Asset Management Inc | 1.278% | 52.446% | 611,462 | 210,362 | 2021-12-31 |
Goldman Sachs Group Inc | 1.231% | 2.363% | 588,823 | 13,592 | 2021-12-31 |
Geode Capital Management, LLC | 1.205% | 5.879% | 574,144 | 31,877 | 2020-12-31 |
Goldman Sachs Group Inc | 1.202% | -31.850% | 575,231 | -268,831 | 2021-09-30 |
HHG PLC | 1.156% | 0.000% | 555,036 | 555,036 | 2021-06-30 |
Assenagon Asset Management SA | 1.103% | 196.777% | 527,678 | 349,875 | 2021-12-31 |
Morgan Stanley - Brokerage Accounts | 1.081% | 24.916% | 517,435 | 103,210 | 2021-09-30 |
Northern Trust Corp | 0.967% | -5.908% | 460,410 | -28,910 | 2021-03-31 |
Northern Trust Corp | 0.903% | -5.822% | 433,603 | -26,807 | 2021-06-30 |
Northern Trust Corp | 0.885% | -2.357% | 423,385 | -10,218 | 2021-09-30 |
Northern Trust Corp | 0.882% | -0.339% | 421,951 | -1,434 | 2021-12-31 |
Nuveen Asset Management, LLC | 0.873% | 138.977% | 419,137 | 243,749 | 2021-06-30 |
Arrowstreet Capital Limited Partnership | 0.872% | 109.626% | 416,049 | 217,577 | 2021-12-31 |
Morgan Stanley - Brokerage Accounts | 0.862% | 21.260% | 414,225 | 72,625 | 2021-06-30 |
Fuller & Thaler Asset Management Inc | 0.838% | 0.414% | 401,100 | 1,655 | 2021-09-30 |
Fuller & Thaler Asset Management Inc | 0.835% | -27.161% | 397,950 | -148,394 | 2021-03-31 |
Fuller & Thaler Asset Management Inc | 0.832% | 0.376% | 399,445 | 1,495 | 2021-06-30 |
Bank of New York Mellon Corp | 0.795% | -1.985% | 378,683 | -7,669 | 2021-03-31 |
Silvercrest Asset Management Group LLC | 0.786% | 28.569% | 377,455 | 83,873 | 2021-06-30 |
Nuveen Asset Management, LLC | 0.784% | -10.757% | 374,052 | -45,085 | 2021-09-30 |
Bank of New York Mellon Corp | 0.775% | 1.907% | 370,943 | 6,943 | 2021-12-31 |
Silvercrest Asset Management Group LLC | 0.771% | 0.000% | 368,951 | 0 | 2021-12-31 |
Silvercrest Asset Management Group LLC | 0.771% | -2.253% | 368,951 | -8,504 | 2021-09-30 |
Wells Fargo & Co | 0.766% | 101.837% | 368,019 | 185,684 | 2021-06-30 |
Bank of New York Mellon Corp | 0.741% | -6.109% | 355,548 | -23,135 | 2021-06-30 |
Morgan Stanley - Brokerage Accounts | 0.717% | 2.920% | 341,600 | 9,692 | 2021-03-31 |
Wells Fargo & Co | 0.660% | -14.236% | 315,629 | -52,390 | 2021-09-30 |
Eagle Asset Management, Inc. | 0.652% | -0.629% | 310,459 | -1,964 | 2021-03-31 |
Eagle Asset Management, Inc. | 0.634% | -1.928% | 304,474 | -5,985 | 2021-06-30 |
Silvercrest Asset Management Group LLC | 0.616% | -11.784% | 293,582 | -39,215 | 2021-03-31 |
Renaissance Technologies Corp | 0.606% | 5.114% | 289,800 | 14,100 | 2021-12-31 |
Eagle Asset Management, Inc. | 0.595% | -6.521% | 284,618 | -19,856 | 2021-09-30 |
Principal Financial Group Inc | 0.587% | 11.410% | 280,940 | 28,772 | 2021-12-31 |
Nordea Investment Mgmt Bank Demark A/s | 0.586% | 10.492% | 281,168 | 26,698 | 2021-06-30 |
Nordea Investment Mgmt Bank Demark A/s | 0.583% | 3.997% | 284,391 | 10,931 | 2022-03-31 |
Renaissance Technologies Corp | 0.576% | 11.574% | 275,700 | 28,600 | 2021-09-30 |
Nordea Investment Mgmt Bank Demark A/s | 0.572% | -1.570% | 273,460 | -4,362 | 2021-12-31 |
Charles Schwab Investment Management Inc | 0.545% | 3.231% | 260,935 | 8,168 | 2021-12-31 |
Frontier Capital Management CO Inc | 0.535% | 38.293% | 255,813 | 70,834 | 2021-09-30 |
Nordea Investment Mgmt Bank Demark A/s | 0.534% | -2.342% | 254,470 | -6,103 | 2021-03-31 |
Principal Financial Group Inc | 0.529% | 0.907% | 253,684 | 2,280 | 2021-06-30 |
Charles Schwab Investment Management Inc | 0.528% | -0.245% | 252,767 | -620 | 2021-09-30 |
Principal Financial Group Inc | 0.528% | -0.089% | 251,404 | -224 | 2021-03-31 |
Charles Schwab Investment Management Inc | 0.528% | 2.214% | 253,387 | 5,488 | 2021-06-30 |
Frontier Capital Management CO Inc | 0.527% | -1.409% | 252,208 | -3,605 | 2021-12-31 |
Principal Financial Group Inc | 0.527% | -0.598% | 252,168 | -1,516 | 2021-09-30 |
Charles Schwab Investment Management Inc | 0.520% | 2.375% | 247,899 | 5,751 | 2021-03-31 |
Renaissance Technologies Corp | 0.515% | 9.530% | 247,100 | 21,500 | 2021-06-30 |
Prudential Financial Inc | 0.502% | -17.160% | 239,337 | -49,578 | 2021-03-31 |
Renaissance Technologies Corp | 0.474% | -27.831% | 225,600 | -87,000 | 2021-03-31 |
Jacobs Levy Equity Management, Inc. | 0.420% | 5.814% | 201,128 | 11,051 | 2021-09-30 |
Arrowstreet Capital Limited Partnership | 0.415% | 36.016% | 198,472 | 52,554 | 2021-09-30 |
Ameriprise Financial Inc | 0.407% | 3.301% | 194,086 | 6,202 | 2021-03-31 |
Assenagon Asset Management SA | 0.396% | 18.578% | 190,017 | 29,770 | 2021-06-30 |
Wells Fargo & Co | 0.380% | 1.446% | 182,335 | 2,599 | 2021-03-31 |
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load 'em up.
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