ALPINE IMMUNE SCIENCES INC (ALPN)
US02083G1004 - Common Stock
| Shares Outstanding | 65.55M |
| Float | 59.93M |
| Owners (insider) | 19.61% |
| Owners (institutional) | 98.76% |
| Owners (insider) change | 13.22% |
| Owners (institutional) change | 0.07% |
Insider Transactions
Top Institutional Holders
Insider Owners
| Date | Name | Type | Shares | Price | Amount |
|---|---|---|---|---|---|
| Apr 25, 2024 | Topper James N | Other Aquisition | 1200000 | 0.00 | $ 1,200.00 |
| Apr 25, 2024 | Topper James N | Open Market Sale | 19 | 64.57 | $ 1,226.83 |
| Jan 25, 2024 | Rickey James Paul | Option Excercise | 118000 | 8.30 | $ 979,380.00 |
| Jan 25, 2024 | Rickey James Paul | Open Market Sale | 118000 | 23.31 | $ 2,751,021.74 |
| Jan 18, 2024 | Cui Xiangmin | Other Aquisition | 1234636 | 12.74 | $ 15,729,262.64 |
| Jan 18, 2024 | Decheng Capital China Life Sciences USD Fund III, L.P. | Other Aquisition | 1234636 | 12.74 | $ 15,729,262.64 |
| Jan 18, 2024 | Decheng Capital Management III (Cayman), LLC | Other Aquisition | 1234636 | 12.74 | $ 15,729,262.64 |
| Jan 11, 2024 | ORBIMED ADVISORS LLC | Other Aquisition | 145251 | 12.74 | $ 1,850,497.74 |
| Jan 11, 2024 | OrbiMed Capital GP VI LLC | Other Aquisition | 145251 | 12.74 | $ 1,850,497.74 |
| Jan 11, 2024 | OrbiMed Genesis GP LLC | Other Aquisition | 145251 | 12.74 | $ 1,850,497.74 |
| Jan 11, 2024 | Thompson Peter A. | Other Aquisition | 145251 | 12.74 | $ 1,850,497.74 |
| Jan 4, 2024 | GOLD MITCHELL | Grant | 96000 | 0.00 | $ 0.00 |
| Jan 4, 2024 | PENG STANFORD L | Grant | 48000 | 0.00 | $ 0.00 |
| Jan 4, 2024 | Rickey James Paul | Grant | 31200 | 0.00 | $ 0.00 |
| Jan 4, 2024 | DURAND REMY | Grant | 31200 | 0.00 | $ 0.00 |
| Dec 28, 2023 | GOLD MITCHELL | Option Excercise | 75457 | 12.58 | $ 949,038.74 |
| Dec 28, 2023 | GOLD MITCHELL | Open Market Sale | 1016 | 20.04 | $ 20,361.96 |
| Dec 28, 2023 | GOLD MITCHELL | Option Excercise | 48264 | 19.65 | $ 948,387.60 |
| Dec 27, 2023 | Thompson Peter A. | Open Market Sale | 1546347 | 18.54 | $ 28,671,733.76 |
| Dec 27, 2023 | ORBIMED ADVISORS LLC | Open Market Sale | 1546347 | 18.54 | $ 28,671,733.76 |
| Dec 27, 2023 | OrbiMed Capital GP VI LLC | Open Market Sale | 1546347 | 18.54 | $ 28,671,733.76 |
| Dec 27, 2023 | OrbiMed Genesis GP LLC | Open Market Sale | 1546347 | 18.54 | $ 28,671,733.76 |
| Dec 22, 2023 | GOLD MITCHELL | Option Excercise | 91884 | 0.56 | $ 51,679.20 |
| Dec 22, 2023 | GOLD MITCHELL | Open Market Sale | 91884 | 20.25 | $ 1,860,528.50 |
| Dec 19, 2023 | Rickey James Paul | Option Excercise | 15213 | 5.02 | $ 76,369.26 |
| Dec 19, 2023 | Rickey James Paul | Open Market Sale | 15213 | 19.21 | $ 292,221.95 |
| Dec 19, 2023 | GOLD MITCHELL | Option Excercise | 2402 | 0.45 | $ 1,080.90 |
| Dec 19, 2023 | GOLD MITCHELL | Open Market Sale | 2402 | 20.01 | $ 48,063.78 |
| Dec 14, 2023 | Rickey James Paul | Option Excercise | 58787 | 5.02 | $ 295,110.74 |
| Dec 14, 2023 | Rickey James Paul | Open Market Sale | 58787 | 19.07 | $ 1,120,992.23 |
| Dec 12, 2023 | GOLD MITCHELL | Option Excercise | 8613 | 0.45 | $ 3,875.85 |
| Dec 11, 2023 | Topper James N | Other Aquisition | 145251 | 12.74 | $ 1,850,497.74 |
| Dec 8, 2023 | GOLD MITCHELL | Open Market Sale | 118000 | 17.27 | $ 2,037,836.71 |
| Dec 4, 2023 | Rickey James Paul | Option Excercise | 70811 | 3.23 | $ 228,719.53 |
| Dec 4, 2023 | Rickey James Paul | Open Market Sale | 70811 | 16.06 | $ 1,137,230.06 |
| Nov 30, 2023 | Rickey James Paul | Option Excercise | 700 | 3.23 | $ 2,261.00 |
| Nov 30, 2023 | Rickey James Paul | Open Market Sale | 700 | 16.00 | $ 11,200.00 |
| Nov 9, 2023 | Decheng Capital Global Healthcare Fund (Master), LP | Open Market Purchase | 375000 | 12.50 | $ 4,687,500.00 |
| Nov 9, 2023 | Decheng Capital Global Healthcare GP, LLC | Open Market Purchase | 375000 | 12.50 | $ 4,687,500.00 |
| Nov 9, 2023 | Cui Xiangmin | Open Market Purchase | 375000 | 12.50 | $ 4,687,500.00 |
| Nov 6, 2023 | Rickey James Paul | Option Excercise | 10989 | 3.23 | $ 35,494.47 |
| Nov 6, 2023 | Rickey James Paul | Open Market Sale | 18003 | 16.03 | $ 288,553.88 |