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AI brief of an SEC Form 8-K · Seer, Inc. (SEER)

Seer CFO David Horn resigns; CEO Farokhzad adds president title, Endweiss named treasurer

Neutral Impact 4 of 5 leadership Written later

Seer, Inc. said its President, Chief Financial Officer and Treasurer, David Horn, resigned to pursue other interests, effective October 1, 2026, and that the resignation was not due to any disagreement over operations. The board named CEO Omid Farokhzad as president and Charles Endweiss, the company's VP of Financial Planning & Analysis, as treasurer and principal financial and accounting officer, both effective the same day, so shareholders will see a change in the officer handling finance.

Key points

  • David Horn resigned September 14, 2026, effective October 1, 2026, to pursue other interests
  • Board appointed Omid Farokhzad, M.D., as President, on top of his CEO and Board Chair roles, effective October 1, 2026
  • Charles Endweiss, age 49 and VP of Financial Planning & Analysis since January 2021, becomes Treasurer and principal financial and accounting officer
  • Company offered Horn extended option exercise period of one year after his last day, subject to a separation and release agreement

The filing

CompanySeer, Inc. (SEER)
Form8-K, current report
Filed with the SECSep 18, 2026, 4:06 PM ET
Accession number0001193125-26-395523

Items reported: 5.02 Director / Officer Change

Read the filing on SEC.gov ↗

Written by AI on Nov 9, 2026, 8:53 AM ET, from this filing only. Written later: this filing was briefed after the fact, when past filings were added to the site, so the brief may be read with hindsight; the filing itself is the record of what was known on September 18, 2026.

Briefs are written by AI from the filing text and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the AI's reading of the filing for shareholders, not a price forecast. Not investment advice.