{"schema_version":"secwatch.filing_event.v1","accession":"0001628280-21-022257","form_type":"8-K","ticker":"SEER","cik":"0001726445","company_name":"Seer, Inc.","filed_at":"2021-11-08T23:59:59+00:00","discovered_at":"2026-05-14T18:04:13.854234+00:00","generated_at":"2026-06-28T11:38:28.187857+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"Seer appoints Rachel Haurwitz, Ph.D. to its board; David Singer resigns","bullets":["Dr. Haurwitz, CEO of Caribou Biosciences, appointed to Seer board effective Nov. 8, 2021 as Class II director.","David Singer resigned as director effective Nov. 8; no dispute or disagreement with Seer.","Dr. Haurwitz receives standard non-employee director cash compensation of $40k/year plus initial option for 30,000 shares.","Deep Nishar replaces Singer on Audit Committee."],"urls":{"canonical":"https://secwatch.observer/filing/0001628280-21-022257","json":"https://secwatch.observer/filing/0001628280-21-022257.json","markdown":"https://secwatch.observer/filing/0001628280-21-022257.md","text":"https://secwatch.observer/filing/0001628280-21-022257.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1726445/000162828021022257/0001628280-21-022257-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1726445/000162828021022257/seer-20211104.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-28T11:38:28.187857+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"32d95f5a5f","claim":"David Singer resigned as Director at Seer, Inc..","evidence_excerpt":"On November 4, 2021, David Singer notified the Board of his intent to resign as a director, effective as of November 8, 2021.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1726445/000162828021022257/0001628280-21-022257-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"},{"claim_id":"7cbf3ab63e","claim":"Rachel Haurwitz was appointed as Director at Seer, Inc..","evidence_excerpt":"On November 7, 2021, Rachel Haurwitz, Ph.D. was appointed to the board of directors (the “Board”) of Seer, Inc. (the “Company”), effective as of November 8, 2021.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1726445/000162828021022257/0001628280-21-022257-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}