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Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Explore the full record of transactions filed by O'Byrne Jason, Chief Financial Officer. Officer active across 2 companies, notably Caribou Biosciences, Inc.. Cumulatively, 8 reports have been logged. Breakdown: 0 buy · 2 sells. Total volume traded: €46k. Activity tracked since 8 February 2022. The latest transaction was filed on 20 March 2026 (J). Regulator: SEC (Form 4). The full history is accessible without signup.
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8 of 8 declarations
O'Byrne Jason is Directeur Financier. He has 8 filings in total, and across the 8 sampled filings from 2022-02-08 to 2026-03-23, sales amount to EUR 45735 and buys amount to EUR 0. His listed companies are Vir Biotechnology, Inc., where he is EVP & Chief Financial Officer, and Caribou Biosciences, Inc., where he is Chief Financial Officer.