Aaron Tachibana is recorded as COO at Personalis, Inc. (PSNL) since March 2, 2023, CEO at Personalis, Inc. (PSNL) since December 31, 2022 and CFO at Personalis, Inc. (PSNL). The newest filing on record that lists Aaron Tachibana as CFO at Personalis, Inc. (PSNL) is dated April 2, 2026. Personalis, Inc. reported in an 8-K filed March 8, 2023 that Aaron Tachibana was appointed Chief Operating Officer, effective March 2, 2023. Personalis, Inc. reported in an 8-K filed December 14, 2022 that Aaron Tachibana was appointed interim Chief Executive Officer, effective December 31, 2022. The proxy statement of Personalis, Inc. reports total compensation of $1,608,300 for Aaron Tachibana in fiscal 2025, including a base salary of $545,900. Disclosed compensation is on record for 8 fiscal years. Aaron Tachibana has spoken on 1 earnings call across 1 company, most recently for Personalis, Inc. on May 7, 2026. Personalis, Inc. is classified in the Diagnostics & Research industry within the Healthcare sector. Other leadership on record at Personalis, Inc. includes Christopher Hall (CEO and Board Member), Christopher M. Hall (CEO and Board Member), Karin Eastham (Chairman) and 6 others.
“On March 2, 2023, the board of directors (the "Board") of Personalis, Inc. (the "Company") appointed (i) Aaron Tachibana as Chief Operating Officer, in addition to his role as Chief Financial Officer,”
Personalis, Inc. Form 8-K, filed March 8, 2023
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“The Board has appointed Aaron Tachibana, the Company's Chief Financial Officer, to serve as interim Chief Executive Officer and Christopher Hall, the Company's SVP and Head, Diagnostics Business, to serve as President, each effective December 31, 2022.”
Personalis, Inc. Form 8-K, filed December 14, 2022
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Aaron Tachibana on recent calls
“I will discuss our first quarter 2026 results and then cover the outlook for the full year. Before diving into the detail, I wanted to mention that our focus, priorities, and objectives remain intact.”
