Insider Trading

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)
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.
Venkatesan Jay
Sale 400000 Sep 17, 2021 Sept. 20, 2021, 8 p.m.
ORBIMED ADVISORS LLC
Purchase 425531 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.
GOLD MITCHELL Executive Chairman and CEO
Sale 45262 Sep 17, 2021 Sept. 20, 2021, 8 p.m.
Thompson Peter A.
Purchase 425531 Sep 17, 2021 Sept. 20, 2021, 8 p.m.
Cui Xiangmin
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.
Decheng Capital China Life Sciences USD Fund III, L.P.
Purchase 1542553 Sep 17, 2021 Sept. 20, 2021, 8 p.m.
Thompson Peter A.
Purchase 585106 Sep 17, 2021 Sept. 20, 2021, 8 p.m.
ORBIMED ADVISORS LLC
Purchase 585106 Sep 17, 2021 Sept. 20, 2021, 8 p.m.
GOLD MITCHELL Executive Chairman and CEO
Sale 3484 Sep 15, 2021 Sept. 16, 2021, 8 p.m.
GOLD MITCHELL Executive Chairman and CEO
Sale 6768 Sep 16, 2021 Sept. 16, 2021, 8 p.m.
GOLD MITCHELL Executive Chairman and CEO
Sale 9473 Jun 25, 2021 June 28, 2021, 8 p.m.
GOLD MITCHELL Executive Chairman and CEO
Sale 3479 Jun 28, 2021 June 28, 2021, 8 p.m.