Catatan efek · kuartal yang diarsipkan
AMPH
Amphastar Pharmaceuticals, Inc. · Healthcare · Drug Manufacturers - Specialty & Generic
94Pemegang yang dilacak
-1Δ pemegang
25.83MSaham yang dipegang
$677.54MNilai yang dilaporkan
+0Posisi baru
−1Keluar
Input momentum (manajer yang sebanding):
keluasan pemegang -1.1% ·
aliran saham -0.7% ·
posisi baru bersih -1.1%
— formula
Distribusi luas — penurunan saham dan lebih sedikit pemegang
Semua angka kepemilikan: hanya manajer 13F yang dipantau, posisi saham biasa, periode pelaporan Q4 2025
Kepemilikan dari waktu ke waktu
| Kuartal | Pemegang | Δ | Saham | Nilai yang dilaporkan | Baru | Keluar |
|---|---|---|---|---|---|---|
| Q2 2026 | 77 | -4 | 22.11M | $440.50M | +3 | −7 |
| Q1 2026 | 84 | -10 | 23.72M | $457.46M | +4 | −14 |
| Q4 2025 | 94 | -1 | 25.83M | $677.54M | — | −1 |
| Q3 2025 | 19 | 0 | 15.63M | $416.60M | — | — |
| Q2 2025 | 16 | +1 | 14.08M | $323.35M | +1 | — |
| Q1 2025 | 12 | -1 | 5.84M | $169.25M | — | −1 |
| Q4 2024 | 13 | 0 | 4.91M | $182.39M | — | — |
| Q3 2024 | 12 | +2 | 3.20M | $155.33M | +2 | — |
| Q2 2024 | 10 | — | 3.67M | $146.92M | — | — |
Siapa yang memegangnya · Q4 2025
| # | Manajer | Saham | Δ saham | Nilai | Bobotnya | Dipegang | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (pasif) | 5.46M | -0.4% | $146.27M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 2 | BlackRock ✦ (pasif) | 5.46M | -0.4% | $146.27M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 3 | BlackRock ✦ (pasif) | 5.46M | -0.4% | $146.27M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 4 | BlackRock ✦ (pasif) | 5.46M | -0.4% | $146.27M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 5 | BlackRock ✦ (pasif) | 5.46M | -0.4% | $146.27M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 6 | BlackRock ✦ (pasif) | 5.46M | -0.4% | $146.27M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 7 | BlackRock ✦ (pasif) | 5.46M | -0.4% | $146.27M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 8 | BlackRock ✦ (pasif) | 5.46M | -0.4% | $146.27M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 9 | BlackRock ✦ (pasif) | 5.46M | -0.4% | $146.27M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 10 | BlackRock ✦ (pasif) | 5.46M | -0.4% | $146.27M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 11 | BlackRock ✦ (pasif) | 5.46M | -0.4% | $146.27M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 12 | BlackRock ✦ (pasif) | 5.46M | -0.4% | $146.27M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 13 | BlackRock ✦ (pasif) | 5.46M | -0.4% | $146.27M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 14 | BlackRock ✦ (pasif) | 5.46M | -0.4% | $146.27M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 15 | BlackRock ✦ (pasif) | 5.46M | -0.4% | $146.27M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 16 | The Vanguard Group ✦ (pasif) | 2.61M | -0.9% | $69.85M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 17 | The Vanguard Group ✦ (pasif) | 2.61M | -0.9% | $69.85M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 18 | The Vanguard Group ✦ (pasif) | 2.61M | -0.9% | $69.85M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 19 | The Vanguard Group ✦ (pasif) | 2.61M | -0.9% | $69.85M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 20 | The Vanguard Group ✦ (pasif) | 2.61M | -0.9% | $69.85M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 21 | The Vanguard Group ✦ (pasif) | 2.61M | -0.9% | $69.85M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 22 | Td Asset Management Inc | 1.96M | — | $52.57M | 0.0% | n/c | 1 | SEC ↗ |
| 23 | Dimensional Fund Advisors Lp | 1.80M | — | $48.20M | 0.0% | n/c | 1 | SEC ↗ |
| 24 | Dimensional Fund Advisors Lp | 1.80M | — | $48.20M | 0.0% | n/c | 1 | SEC ↗ |
| 25 | Dimensional Fund Advisors Lp | 1.80M | — | $48.20M | 0.0% | n/c | 1 | SEC ↗ |
| 26 | Dimensional Fund Advisors Lp | 1.80M | — | $48.20M | 0.0% | n/c | 1 | SEC ↗ |
| 27 | Dimensional Fund Advisors Lp | 1.80M | — | $48.20M | 0.0% | n/c | 1 | SEC ↗ |
| 28 | State Street Global Advisors ✦ (pasif) | 1.53M | +2.1% | $41.02M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 29 | Marshall Wace ✦ | 1.24M | +41.5% | $33.13M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 30 | Marshall Wace ✦ | 1.24M | +41.5% | $33.13M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 31 | Marshall Wace ✦ | 1.24M | +41.5% | $33.13M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 32 | Geode Capital Management ✦ (pasif) | 886.83K | -3.9% | $23.75M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 33 | Geode Capital Management ✦ (pasif) | 886.83K | -3.9% | $23.75M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 34 | American Century Companies Inc | 665.34K | — | $17.82M | 0.0% | n/c | 1 | SEC ↗ |
| 35 | Morgan Stanley ✦ | 591.63K | +3.0% | $15.84M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 36 | Morgan Stanley ✦ | 591.63K | +3.0% | $15.84M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 37 | Morgan Stanley ✦ | 591.63K | +3.0% | $15.84M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 38 | Morgan Stanley ✦ | 591.63K | +3.0% | $15.84M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 39 | Morgan Stanley ✦ | 591.63K | +3.0% | $15.84M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 40 | Morgan Stanley ✦ | 591.63K | +3.0% | $15.84M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 41 | Morgan Stanley ✦ | 591.63K | +3.0% | $15.84M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 42 | Morgan Stanley ✦ | 591.63K | +3.0% | $15.84M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 43 | Morgan Stanley ✦ | 591.63K | +3.0% | $15.84M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 44 | Morgan Stanley ✦ | 591.63K | +3.0% | $15.84M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 45 | Morgan Stanley ✦ | 591.63K | +3.0% | $15.84M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 46 | Arrowstreet Capital ✦ | 559.43K | +42.6% | $14.98M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 47 | D. E. Shaw & Co. ✦ | 557.07K | +7.7% | $14.92M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 48 | D. E. Shaw & Co. ✦ | 557.07K | +7.7% | $14.92M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 49 | Goldman Sachs Group ✦ | 556.71K | +130.8% | $14.91M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 50 | Goldman Sachs Group ✦ | 556.71K | +130.8% | $14.91M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 51 | Goldman Sachs Group ✦ | 556.71K | +130.8% | $14.91M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 52 | Renaissance Technologies ✦ | 544.70K | -7.2% | $14.59M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 53 | Invesco Ltd. | 501.40K | — | $13.43M | 0.0% | n/c | 1 | SEC ↗ |
| 54 | Invesco Ltd. | 501.40K | — | $13.43M | 0.0% | n/c | 1 | SEC ↗ |
| 55 | Invesco Ltd. | 501.40K | — | $13.43M | 0.0% | n/c | 1 | SEC ↗ |
| 56 | Invesco Ltd. | 501.40K | — | $13.43M | 0.0% | n/c | 1 | SEC ↗ |
| 57 | Invesco Ltd. | 501.40K | — | $13.43M | 0.0% | n/c | 1 | SEC ↗ |
| 58 | Hotchkis & Wiley Capital Management… | 402.56K | — | $10.78M | 0.0% | n/c | 1 | SEC ↗ |
| 59 | Northern Trust Corp | 371.39K | — | $9.95M | 0.0% | n/c | 1 | SEC ↗ |
| 60 | Northern Trust Corp | 371.39K | — | $9.95M | 0.0% | n/c | 1 | SEC ↗ |
| 61 | Northern Trust Corp | 371.39K | — | $9.95M | 0.0% | n/c | 1 | SEC ↗ |
| 62 | Northern Trust Corp | 371.39K | — | $9.95M | 0.0% | n/c | 1 | SEC ↗ |
| 63 | Northern Trust Corp | 371.39K | — | $9.95M | 0.0% | n/c | 1 | SEC ↗ |
| 64 | Northern Trust Corp | 371.39K | — | $9.95M | 0.0% | n/c | 1 | SEC ↗ |
| 65 | Northern Trust Corp | 371.39K | — | $9.95M | 0.0% | n/c | 1 | SEC ↗ |
| 66 | Charles Schwab Investment… | 350.71K | — | $9.39M | 0.0% | n/c | 1 | SEC ↗ |
| 67 | Victory Capital Management Inc | 305.16K | — | $8.17M | 0.0% | n/c | 1 | SEC ↗ |
| 68 | Millennium Management ✦ | 290.67K | -58.3% | $7.78M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 69 | Bank of New York Mellon Corp | 559.06K | — | $7.22M | 0.0% | n/c | 1 | SEC ↗ |
| 70 | Bank of New York Mellon Corp | 559.06K | — | $7.22M | 0.0% | n/c | 1 | SEC ↗ |
| 71 | Bank of New York Mellon Corp | 559.06K | — | $7.22M | 0.0% | n/c | 1 | SEC ↗ |
| 72 | Bank of New York Mellon Corp | 559.06K | — | $7.22M | 0.0% | n/c | 1 | SEC ↗ |
| 73 | Bank of New York Mellon Corp | 559.06K | — | $7.22M | 0.0% | n/c | 1 | SEC ↗ |
| 74 | Bank of New York Mellon Corp | 559.06K | — | $7.22M | 0.0% | n/c | 1 | SEC ↗ |
| 75 | Bank of New York Mellon Corp | 559.06K | — | $7.22M | 0.0% | n/c | 1 | SEC ↗ |
| 76 | UBS Group AG | 256.62K | — | $6.87M | 0.0% | n/c | 1 | SEC ↗ |
| 77 | UBS Group AG | 256.62K | — | $6.87M | 0.0% | n/c | 1 | SEC ↗ |
| 78 | UBS Group AG | 256.62K | — | $6.87M | 0.0% | n/c | 1 | SEC ↗ |
| 79 | Citadel Advisors ✦ | 228.72K | +0.9% | $6.13M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 80 | Citadel Advisors ✦ | 228.72K | +0.9% | $6.13M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 81 | Principal Financial Group Inc | 217.97K | — | $5.84M | 0.0% | n/c | 1 | SEC ↗ |
| 82 | Principal Financial Group Inc | 217.97K | — | $5.84M | 0.0% | n/c | 1 | SEC ↗ |
| 83 | Jane Street Group, Llc | 217.54K | — | $5.83M | 0.0% | n/c | 1 | SEC ↗ |
| 84 | Jane Street Group, Llc | 217.54K | — | $5.83M | 0.0% | n/c | 1 | SEC ↗ |
| 85 | Pacer Advisors, Inc. | 177.74K | — | $4.76M | 0.0% | n/c | 1 | SEC ↗ |
| 86 | JPMorgan Chase ✦ | 158.64K | -68.7% | $4.25M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 87 | JPMorgan Chase ✦ | 158.64K | -68.7% | $4.25M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 88 | JPMorgan Chase ✦ | 158.64K | -68.7% | $4.25M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 89 | JPMorgan Chase ✦ | 158.64K | -68.7% | $4.25M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 90 | JPMorgan Chase ✦ | 158.64K | -68.7% | $4.25M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 91 | JPMorgan Chase ✦ | 158.64K | -68.7% | $4.25M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 92 | JPMorgan Chase ✦ | 158.64K | -68.7% | $4.25M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 93 | First Trust Advisors Lp | 140.31K | — | $3.76M | 0.0% | n/c | 1 | SEC ↗ |
| 94 | Ameriprise Financial Inc | 133.72K | — | $3.58M | 0.0% | n/c | 1 | SEC ↗ |
| 95 | Ameriprise Financial Inc | 133.72K | — | $3.58M | 0.0% | n/c | 1 | SEC ↗ |
| 96 | Nordea Investment Management Ab | 129.14K | — | $3.46M | 0.0% | n/c | 1 | SEC ↗ |
| 97 | Nordea Investment Management Ab | 129.14K | — | $3.46M | 0.0% | n/c | 1 | SEC ↗ |
| 98 | Bank Of America Corp /De/ | 128.17K | — | $3.43M | 0.0% | n/c | 1 | SEC ↗ |
| 99 | Bank Of America Corp /De/ | 128.17K | — | $3.43M | 0.0% | n/c | 1 | SEC ↗ |
| 100 | Bank Of America Corp /De/ | 128.17K | — | $3.43M | 0.0% | n/c | 1 | SEC ↗ |
"Bobot mereka" = porsi posisi dari total nilai ekuitas 13F yang dilaporkan manajer tersebut — ukuran keyakinan. ✦ = manajer yang dikurasi.
Pembeli baru
| Tidak ada pembeli terlacak baru kuartal ini. |
Telah keluar
| Wellington Management | $458,353 | adalah 0.0% |
Konteks pasar penuh: di SEMUA filer 13F (data terstruktur SEC, Q1 2026): 5 pemegang, 1.03M saham, $928,379 dilaporkan. Ini adalah periode berbeda yang lebih lama dibandingkan angka semesta yang dilacak di atas, dan keduanya tidak pernah dicampur.
Sering dimiliki bersama
Apa lagi yang paling sering dimiliki oleh pemegang efek ini yang dilacak — berdasarkan jumlah kepemilikan bersama, bukan hubungan fundamental.
Pembelian di pasar terbuka (P)
Tidak ada pembelian insider di pasar terbuka dalam jendela cakupan kami.
Penjualan di pasar terbuka (S)
Aug 11
PRINS RICHARD K
Director · 7.97K lbr · $161,852
Aug 07
PETERS WILLIAM J
Officer, Director · 8.18K lbr · $183,886
Penghargaan, eksekusi, dan pemotongan pajak tidak pernah dihitung sebagai pembelian atau penjualan di sini. Metodologi
Jul 14
SC 13G — DIMENSIONAL FUND ADVISORS LP
Asal-usul data: Kepemilikan dari posisi saham biasa 13F yang telah diurai (semesta yang dipantau, set pembanding untuk perubahan); baris orang dalam dari Formulir 3/4/5; kepemilikan saham signifikan dari Jadwal 13D/13G; setiap pengajuan tertaut ke dokumen aslinya di SEC EDGAR.
Periode pelaporan: Q4 2025 ·
Metodologi ·
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