Insider Trading
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ALPN Stock Insider Trading Activity
Corporate insiders are required to disclose purchases or sales of their own stock within two business days of when they occur. Using these disclosures, we collect data on ALPN stock insider trading activity, which can give hints on whether executives are bullish or bearish on their own company.
Recent insider purchases and sales - ALPN
| Name / Title | Purchase / Sale | Shares | Date | Disclosed (EST) |
|---|---|---|---|---|
|
Topper James N
|
Sale | 19 | Apr 25, 2024 | April 29, 2024, 4:32 p.m. |
|
Rickey James Paul
See Remarks
|
Sale | 44000 | Jan 26, 2024 | Jan. 29, 2024, 8:04 p.m. |
|
Rickey James Paul
See Remarks
|
Sale | 73764 | Jan 26, 2024 | Jan. 29, 2024, 8:04 p.m. |
|
Rickey James Paul
See Remarks
|
Sale | 236 | Jan 25, 2024 | Jan. 29, 2024, 8:04 p.m. |
|
GOLD MITCHELL
Executive Chairman and CEO
|
Sale | 1016 | Dec 28, 2023 | Dec. 29, 2023, 8:32 p.m. |
|
Thompson Peter A.
|
Sale | 139166 | Dec 28, 2023 | Dec. 29, 2023, 5:20 p.m. |
|
Thompson Peter A.
|
Sale | 1195683 | Dec 28, 2023 | Dec. 29, 2023, 5:20 p.m. |
|
Thompson Peter A.
|
Sale | 3128 | Dec 28, 2023 | Dec. 29, 2023, 5:20 p.m. |
|
Thompson Peter A.
|
Sale | 26872 | Dec 28, 2023 | Dec. 29, 2023, 5:20 p.m. |
|
Thompson Peter A.
|
Sale | 18922 | Dec 27, 2023 | Dec. 29, 2023, 5:20 p.m. |
|
Thompson Peter A.
|
Sale | 162576 | Dec 27, 2023 | Dec. 29, 2023, 5:20 p.m. |
|
ORBIMED ADVISORS LLC
|
Sale | 162576 | Dec 27, 2023 | Dec. 29, 2023, 5:18 p.m. |
|
ORBIMED ADVISORS LLC
|
Sale | 139166 | Dec 28, 2023 | Dec. 29, 2023, 5:18 p.m. |
|
ORBIMED ADVISORS LLC
|
Sale | 1195683 | Dec 28, 2023 | Dec. 29, 2023, 5:18 p.m. |
|
ORBIMED ADVISORS LLC
|
Sale | 3128 | Dec 28, 2023 | Dec. 29, 2023, 5:18 p.m. |
|
ORBIMED ADVISORS LLC
|
Sale | 26872 | Dec 28, 2023 | Dec. 29, 2023, 5:18 p.m. |
|
ORBIMED ADVISORS LLC
|
Sale | 18922 | Dec 27, 2023 | Dec. 29, 2023, 5:18 p.m. |
|
GOLD MITCHELL
Executive Chairman and CEO
|
Sale | 24486 | Dec 26, 2023 | Dec. 27, 2023, 10:07 p.m. |
|
GOLD MITCHELL
Executive Chairman and CEO
|
Sale | 29573 | Dec 27, 2023 | Dec. 27, 2023, 10:07 p.m. |
|
GOLD MITCHELL
Executive Chairman and CEO
|
Sale | 37825 | Dec 22, 2023 | Dec. 27, 2023, 10:07 p.m. |
|
Rickey James Paul
See Remarks
|
Sale | 15213 | Dec 19, 2023 | Dec. 21, 2023, 8:35 p.m. |
|
GOLD MITCHELL
Executive Chairman and CEO
|
Sale | 2402 | Dec 19, 2023 | Dec. 21, 2023, 8:34 p.m. |
|
Rickey James Paul
See Remarks
|
Sale | 1800 | Dec 18, 2023 | Dec. 18, 2023, 10:20 p.m. |
|
Rickey James Paul
See Remarks
|
Sale | 11600 | Dec 14, 2023 | Dec. 18, 2023, 10:20 p.m. |
|
Rickey James Paul
See Remarks
|
Sale | 45387 | Dec 15, 2023 | Dec. 18, 2023, 10:20 p.m. |
|
GOLD MITCHELL
Executive Chairman and CEO
|
Sale | 32450 | Dec 12, 2023 | Dec. 12, 2023, 10:02 p.m. |
|
GOLD MITCHELL
Executive Chairman and CEO
|
Sale | 8067 | Dec 08, 2023 | Dec. 12, 2023, 10:02 p.m. |
|
GOLD MITCHELL
Executive Chairman and CEO
|
Sale | 68870 | Dec 11, 2023 | Dec. 12, 2023, 10:02 p.m. |
|
GOLD MITCHELL
Executive Chairman and CEO
|
Sale | 8613 | Dec 12, 2023 | Dec. 12, 2023, 10:02 p.m. |
|
Rickey James Paul
See Remarks
|
Sale | 6446 | Dec 06, 2023 | Dec. 6, 2023, 8:31 p.m. |
|
Rickey James Paul
See Remarks
|
Sale | 418 | Dec 05, 2023 | Dec. 6, 2023, 8:31 p.m. |
|
Rickey James Paul
See Remarks
|
Sale | 63947 | Dec 04, 2023 | Dec. 6, 2023, 8:31 p.m. |
|
Rickey James Paul
See Remarks
|
Sale | 700 | Nov 30, 2023 | Dec. 1, 2023, 6 p.m. |
|
Decheng Capital Global Healthcare Fund (Master), LP
|
Purchase | 375000 | Nov 09, 2023 | Nov. 14, 2023, 7:14 p.m. |
|
Rickey James Paul
See Remarks
|
Sale | 18003 | Nov 06, 2023 | Nov. 8, 2023, 6:20 p.m. |
|
Frazier Life Sciences VIII, L.P.
|
Purchase | 112665 | Feb 11, 2022 | Feb. 14, 2022, 8 p.m. |
|
Rickey James Paul
Senior VP and CFO
|
Sale | 17013 | Dec 31, 2021 | Jan. 4, 2022, 6:40 p.m. |
|
CONWAY ROBERT E
|
Sale | 15000 | Sep 23, 2021 | Sept. 23, 2021, 8 p.m. |
|
Peetz Christopher
|
Sale | 1900 | Sep 23, 2021 | Sept. 23, 2021, 8 p.m. |
|
CONWAY ROBERT E
|
Purchase | 10000 | Sep 21, 2021 | Sept. 22, 2021, 8 p.m. |
|
ORBIMED ADVISORS LLC
|
Purchase | 425531 | Sep 17, 2021 | Sept. 20, 2021, 8 p.m. |
|
Decheng Capital China Life Sciences USD Fund III, L.P.
|
Purchase | 1542553 | Sep 17, 2021 | Sept. 20, 2021, 8 p.m. |
|
Alpine ImmunoSciences, L.P.
|
Sale | 400000 | Sep 17, 2021 | Sept. 20, 2021, 8 p.m. |
|
Cui Xiangmin
|
Purchase | 1542553 | Sep 17, 2021 | Sept. 20, 2021, 8 p.m. |
|
Venkatesan Jay
|
Sale | 400000 | Sep 17, 2021 | Sept. 20, 2021, 8 p.m. |
|
Thompson Peter A.
|
Purchase | 425531 | Sep 17, 2021 | Sept. 20, 2021, 8 p.m. |
|
Thompson Peter A.
|
Purchase | 585106 | Sep 17, 2021 | Sept. 20, 2021, 8 p.m. |
|
GOLD MITCHELL
Executive Chairman and CEO
|
Sale | 45262 | Sep 17, 2021 | Sept. 20, 2021, 8 p.m. |
|
GOLD MITCHELL
Executive Chairman and CEO
|
Sale | 400000 | Sep 17, 2021 | Sept. 20, 2021, 8 p.m. |
|
ORBIMED ADVISORS LLC
|
Purchase | 585106 | Sep 17, 2021 | Sept. 20, 2021, 8 p.m. |