Insider Trading

GBIO Stock Insider Trading Activity

Track Major Insider Updates On Twitter

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 GBIO stock insider trading activity, which can give hints on whether executives are bullish or bearish on their own company.

Recent insider purchases and sales - GBIO

Name / Title Purchase / Sale Shares Date Disclosed (EST)
Paone Antoinette CHIEF OPERATING OFFICER
Sale 6719 Jul 01, 2024 July 3, 2024, 4:34 p.m.
Paone Antoinette CHIEF OPERATING OFFICER
Sale 2445 Jan 02, 2024 Jan. 3, 2024, 5:35 p.m.
Samayoa Phillip CHIEF STRATEGY OFFICER
Sale 2445 Jan 02, 2024 Jan. 3, 2024, 5:35 p.m.
Appelhans Dannielle
Purchase 637 Dec 08, 2023 Dec. 11, 2023, 5:30 p.m.
Appelhans Dannielle
Purchase 7363 Dec 08, 2023 Dec. 11, 2023, 5:30 p.m.
Appelhans Dannielle
Purchase 12000 Dec 04, 2023 Dec. 6, 2023, 5:30 p.m.
Quinn Anthony G.
Purchase 88495 Dec 01, 2023 Dec. 5, 2023, 5:30 p.m.
Rowland Charles A Jr
Purchase 150000 Dec 04, 2023 Dec. 5, 2023, 5:30 p.m.
Rowland Charles A Jr
Purchase 192960 Dec 01, 2023 Dec. 5, 2023, 5:30 p.m.
Nicholson Donald William
Purchase 100000 Dec 01, 2023 Dec. 5, 2023, 5:30 p.m.
Paone Antoinette CHIEF OPERATING OFFICER
Sale 3116 Aug 23, 2023 Aug. 25, 2023, 4:35 p.m.
Samayoa Phillip CHIEF STRATEGY OFFICER
Sale 3116 Jul 03, 2023 July 5, 2023, 4:35 p.m.
Paone Antoinette CHIEF OPERATING OFFICER
Sale 2914 Apr 25, 2023 April 26, 2023, 4:16 p.m.
Paone Antoinette CHIEF OPERATING OFFICER
Sale 2695 Jan 26, 2023 Jan. 27, 2023, 5:22 p.m.
Paone Antoinette CHIEF OPERATING OFFICER
Sale 1865 Jan 10, 2023 Jan. 11, 2023, 5:25 p.m.
Samayoa Phillip CHIEF STRATEGY OFFICER
Sale 1865 Jan 09, 2023 Jan. 10, 2023, 5:57 p.m.
Paone Antoinette CHIEF OPERATING OFFICER
Sale 2914 Oct 27, 2022 Oct. 28, 2022, 4:05 p.m.
Paone Antoinette CHIEF OPERATING OFFICER
Sale 2828 Sep 29, 2022 Sept. 30, 2022, 4:05 p.m.
Rowland Charles A Jr
Purchase 15750 Sep 19, 2022 Sept. 20, 2022, 4:16 p.m.
Paone Antoinette CHIEF OPERATING OFFICER
Sale 4610 Sep 15, 2022 Sept. 19, 2022, 5:33 p.m.
Rowland Charles A Jr
Purchase 17147 Sep 15, 2022 Sept. 19, 2022, 5:21 p.m.
Rowland Charles A Jr
Purchase 33481 Sep 16, 2022 Sept. 19, 2022, 5:21 p.m.
Rowland Charles A Jr
Purchase 5600 Sep 14, 2022 Sept. 15, 2022, 4:07 p.m.
Rowland Charles A Jr
Purchase 18784 Sep 13, 2022 Sept. 15, 2022, 4:07 p.m.
Nicholson Donald William
Purchase 8126 Mar 10, 2022 March 11, 2022, 5:53 p.m.
Nicholson Donald William
Purchase 2293 Mar 09, 2022 March 11, 2022, 5:53 p.m.
ATLAS VENTURE ASSOCIATES X, L.P.
Sale 30 Sep 29, 2021 Sept. 28, 2021, 8 p.m.
Rhodes Jason P
Sale 51294 Sep 27, 2021 Sept. 28, 2021, 8 p.m.
Rhodes Jason P
Sale 95 Sep 27, 2021 Sept. 28, 2021, 8 p.m.
Rhodes Jason P
Sale 13089 Sep 28, 2021 Sept. 28, 2021, 8 p.m.
Rhodes Jason P
Sale 24 Sep 28, 2021 Sept. 28, 2021, 8 p.m.
Rhodes Jason P
Sale 16556 Sep 29, 2021 Sept. 28, 2021, 8 p.m.
Rhodes Jason P
Sale 30 Sep 29, 2021 Sept. 28, 2021, 8 p.m.
ATLAS VENTURE ASSOCIATES X, L.P.
Sale 51294 Sep 27, 2021 Sept. 28, 2021, 8 p.m.
ATLAS VENTURE ASSOCIATES X, L.P.
Sale 95 Sep 27, 2021 Sept. 28, 2021, 8 p.m.
ATLAS VENTURE ASSOCIATES X, L.P.
Sale 13089 Sep 28, 2021 Sept. 28, 2021, 8 p.m.
ATLAS VENTURE ASSOCIATES X, L.P.
Sale 24 Sep 28, 2021 Sept. 28, 2021, 8 p.m.
ATLAS VENTURE ASSOCIATES X, L.P.
Sale 16556 Sep 29, 2021 Sept. 28, 2021, 8 p.m.
Rhodes Jason P
Sale 1 Sep 23, 2021 Sept. 23, 2021, 8 p.m.
Rhodes Jason P
Sale 28862 Sep 24, 2021 Sept. 23, 2021, 8 p.m.
Rhodes Jason P
Sale 57 Sep 22, 2021 Sept. 23, 2021, 8 p.m.
Rhodes Jason P
Sale 140 Sep 23, 2021 Sept. 23, 2021, 8 p.m.
Rhodes Jason P
Sale 54 Sep 24, 2021 Sept. 23, 2021, 8 p.m.
ATLAS VENTURE ASSOCIATES X, L.P.
Sale 75324 Sep 23, 2021 Sept. 23, 2021, 8 p.m.
ATLAS VENTURE ASSOCIATES X, L.P.
Sale 1 Sep 23, 2021 Sept. 23, 2021, 8 p.m.
ATLAS VENTURE ASSOCIATES X, L.P.
Sale 28862 Sep 24, 2021 Sept. 23, 2021, 8 p.m.
ATLAS VENTURE ASSOCIATES X, L.P.
Sale 57 Sep 22, 2021 Sept. 23, 2021, 8 p.m.
ATLAS VENTURE ASSOCIATES X, L.P.
Sale 140 Sep 23, 2021 Sept. 23, 2021, 8 p.m.
ATLAS VENTURE ASSOCIATES X, L.P.
Sale 54 Sep 24, 2021 Sept. 23, 2021, 8 p.m.
ATLAS VENTURE ASSOCIATES X, L.P.
Sale 30560 Sep 22, 2021 Sept. 23, 2021, 8 p.m.