{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-26-069156","form_type":"8-K","ticker":"PAA","cik":"0001070423","company_name":"PLAINS ALL AMERICAN PIPELINE LP","filed_at":"2026-06-02T10:03:41+00:00","discovered_at":"2026-06-02T10:10:00.237587+00:00","generated_at":"2026-06-02T10:12:07.277916+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Plains All American announces CAO retirement and Montgomery promotion effective Sep 1, 2026","bullets":["Chris Herbold, SVP Finance and Chief Accounting Officer, retiring on Aug 31, 2026.","Russ Montgomery promoted to VP Accounting and CAO effective Sep 1, 2026; previously VP Controller since 2019.","Montgomery has held various Plains accounting roles since 2002, including Controller and Director of Operational Accounting."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-069156","json":"https://secwatch.observer/filing/0001104659-26-069156.json","markdown":"https://secwatch.observer/filing/0001104659-26-069156.md","text":"https://secwatch.observer/filing/0001104659-26-069156.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1070423/000110465926069156/0001104659-26-069156-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1070423/000110465926069156/tm2615397d2_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-02T10:12:07.277916+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":"425810a060","claim":"Chris Herbold departed as Senior Vice President, Finance and Chief Accounting Officer at PLAINS ALL AMERICAN PIPELINE LP.","evidence_excerpt":"Chris Herbold, who previously served as Senior Vice President, Finance and Chief Accounting Officer of PAA and PAGP, is retiring from the company on August 31, 2026.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1070423/000110465926069156/0001104659-26-069156-index.htm","confidence":0.95},{"claim_id":"c915c044f6","claim":"Russ Montgomery was appointed as Vice President, Accounting and Chief Accounting Officer at PLAINS ALL AMERICAN PIPELINE LP.","evidence_excerpt":"Russ Montgomery will be promoted to the position of Vice President, Accounting and Chief Accounting Officer of Plains All American GP LLC, the general partner of PAA, and PAA GP Holdings LLC, the general partner of PAGP.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1070423/000110465926069156/0001104659-26-069156-index.htm","confidence":0.95}],"comparable_filings":[{"accession":"0001104659-26-069317","ticker":null,"company_name":"Cornerstone Building Brands, Inc.","filed_at":"2026-06-02T14:32:08+00:00","headline":"Cornerstone Building Brands names Richard Dirkson as Corporate Controller; CAO departs","event_type":"leadership","sec_items":["5.02","5.07"],"materiality_score":0.5,"calibrated_materiality_score":0.5,"match_reasons":["same fact type: executive_change","same SEC item: 5.02","same event type: leadership","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-069317","json":"https://secwatch.observer/filing/0001104659-26-069317.json","markdown":"https://secwatch.observer/filing/0001104659-26-069317.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/883902/000110465926069317/0001104659-26-069317-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/883902/000110465926069317/tm2616548d1_8k.htm"},"side_by_side_evidence":{"fact_type":"executive_change","source_excerpt":"Chris Herbold, who previously served as Senior Vice President, Finance and Chief Accounting Officer of PAA and PAGP, is retiring from the company on August 31, 2026.","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1070423/000110465926069156/0001104659-26-069156-index.htm","comparable_excerpt":"On May 27, 2026, the Company appointed Richard Dirkson as Senior Vice President, Corporate Controller (principal accounting officer) of the Company, effective May 28, 2026.","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/883902/000110465926069317/0001104659-26-069317-index.htm"}},{"accession":"0001129928-26-000039","ticker":"ONCY","company_name":"ONCOLYTICS BIOTECH INC","filed_at":"2026-06-02T13:02:48+00:00","headline":"Oncolytics appoints Steve Glover to board, promotes John McAdory to COO","event_type":"leadership","sec_items":["5.02","8.01","9.01"],"materiality_score":0.5,"calibrated_materiality_score":0.5,"match_reasons":["same fact type: executive_change","same SEC item: 5.02","same event type: leadership","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001129928-26-000039","json":"https://secwatch.observer/filing/0001129928-26-000039.json","markdown":"https://secwatch.observer/filing/0001129928-26-000039.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1129928/000112992826000039/0001129928-26-000039-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1129928/000112992826000039/oncy-20260602.htm"},"side_by_side_evidence":{"fact_type":"executive_change","source_excerpt":"Chris Herbold, who previously served as Senior Vice President, Finance and Chief Accounting Officer of PAA and PAGP, is retiring from the company on August 31, 2026.","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1070423/000110465926069156/0001104659-26-069156-index.htm","comparable_excerpt":"appointed John McAdory as Chief Operating Officer of the Company","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/1129928/000112992826000039/0001129928-26-000039-index.htm"}},{"accession":"0001193125-26-252624","ticker":"ACHV","company_name":"ACHIEVE LIFE SCIENCES, INC.","filed_at":"2026-06-02T12:51:39+00:00","headline":"Achieve Life Sciences appoints Jeff Farrow and Dr. Reid Waldman to Board","event_type":"leadership","sec_items":["5.02"],"materiality_score":0.45,"calibrated_materiality_score":0.45,"match_reasons":["same fact type: executive_change","same SEC item: 5.02","same event type: leadership","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-252624","json":"https://secwatch.observer/filing/0001193125-26-252624.json","markdown":"https://secwatch.observer/filing/0001193125-26-252624.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/949858/000119312526252624/0001193125-26-252624-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/949858/000119312526252624/achv-20260529.htm"},"side_by_side_evidence":{"fact_type":"executive_change","source_excerpt":"Chris Herbold, who previously served as Senior Vice President, Finance and Chief Accounting Officer of PAA and PAGP, is retiring from the company on August 31, 2026.","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1070423/000110465926069156/0001104659-26-069156-index.htm","comparable_excerpt":"the Board of Directors (the “Board”) of Achieve Life Sciences, Inc. (the “Company”) appointed Jeff Farrow and Reid Waldman, M.D. (together, the “Incoming Directors”), as directors, effective as of such date.","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/949858/000119312526252624/0001193125-26-252624-index.htm"}},{"accession":"0001193125-26-252616","ticker":"GOOD","company_name":"GLADSTONE COMMERCIAL CORP","filed_at":"2026-06-02T12:45:17+00:00","headline":"Gladstone Commercial elects George Stelljes as director; board expands to eight","event_type":"leadership","sec_items":["5.02","7.01","9.01"],"materiality_score":0.3,"calibrated_materiality_score":0.3,"match_reasons":["same fact type: executive_change","same SEC item: 5.02","same event type: leadership","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-252616","json":"https://secwatch.observer/filing/0001193125-26-252616.json","markdown":"https://secwatch.observer/filing/0001193125-26-252616.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1234006/000119312526252616/0001193125-26-252616-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1234006/000119312526252616/d44825d8k.htm"},"side_by_side_evidence":{"fact_type":"executive_change","source_excerpt":"Chris Herbold, who previously served as Senior Vice President, Finance and Chief Accounting Officer of PAA and PAGP, is retiring from the company on August 31, 2026.","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1070423/000110465926069156/0001104659-26-069156-index.htm","comparable_excerpt":"On June 1, 2026, the Board of Directors (the “Board”) of Gladstone Commercial Corporation (the “Company”) elected George “Chip” Stelljes, III to the Board, effective June 1, 2026.","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/1234006/000119312526252616/0001193125-26-252616-index.htm"}},{"accession":"0001193125-26-252618","ticker":"GAIN","company_name":"GLADSTONE INVESTMENT CORPORATION\\DE","filed_at":"2026-06-02T12:45:17+00:00","headline":"Gladstone Investment Elects George Stelljes to Board, Expands to 8 Directors","event_type":"leadership","sec_items":["5.02","7.01","9.01"],"materiality_score":0.3,"calibrated_materiality_score":0.3,"match_reasons":["same fact type: executive_change","same SEC item: 5.02","same event type: leadership","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-252618","json":"https://secwatch.observer/filing/0001193125-26-252618.json","markdown":"https://secwatch.observer/filing/0001193125-26-252618.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1321741/000119312526252618/0001193125-26-252618-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1321741/000119312526252618/d40927d8k.htm"},"side_by_side_evidence":{"fact_type":"executive_change","source_excerpt":"Chris Herbold, who previously served as Senior Vice President, Finance and Chief Accounting Officer of PAA and PAGP, is retiring from the company on August 31, 2026.","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1070423/000110465926069156/0001104659-26-069156-index.htm","comparable_excerpt":"On June 1, 2026, the Board of Directors (the “Board”) of Gladstone Investment Corporation (the “Company”) elected George “Chip” Stelljes, III to the Board, effective June 1, 2026.","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/1321741/000119312526252618/0001193125-26-252618-index.htm"}},{"accession":"0001568651-26-000048","ticker":"OSCR","company_name":"Oscar Health, Inc.","filed_at":"2026-06-02T10:31:58+00:00","headline":"Oscar Health Co-Founder Schlosser transitions from CTO to Advisor to CEO","event_type":"leadership","sec_items":["5.02"],"materiality_score":0.5,"calibrated_materiality_score":0.5,"match_reasons":["same fact type: executive_change","same SEC item: 5.02","same event type: leadership","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001568651-26-000048","json":"https://secwatch.observer/filing/0001568651-26-000048.json","markdown":"https://secwatch.observer/filing/0001568651-26-000048.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1568651/000156865126000048/0001568651-26-000048-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1568651/000156865126000048/oscr-20260529.htm"},"side_by_side_evidence":{"fact_type":"executive_change","source_excerpt":"Chris Herbold, who previously served as Senior Vice President, Finance and Chief Accounting Officer of PAA and PAGP, is retiring from the company on August 31, 2026.","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1070423/000110465926069156/0001104659-26-069156-index.htm","comparable_excerpt":"Mr. Schlosser’s transition from President of Technology and Chief Technology Officer of the Company to Co-Founder & Advisor to the CEO.","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/1568651/000156865126000048/0001568651-26-000048-index.htm"}},{"accession":"0001104659-26-069164","ticker":"PAGP","company_name":"PLAINS GP HOLDINGS LP","filed_at":"2026-06-02T10:05:30+00:00","headline":"Plains GP Holdings announces CAO succession: Montgomery promoted, Herbold retiring","event_type":"leadership","sec_items":["5.02"],"materiality_score":0.4,"calibrated_materiality_score":0.4,"match_reasons":["same fact type: executive_change","same SEC item: 5.02","same event type: leadership","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-069164","json":"https://secwatch.observer/filing/0001104659-26-069164.json","markdown":"https://secwatch.observer/filing/0001104659-26-069164.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1581990/000110465926069164/0001104659-26-069164-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1581990/000110465926069164/tm2614304d4_8k.htm"},"side_by_side_evidence":{"fact_type":"executive_change","source_excerpt":"Chris Herbold, who previously served as Senior Vice President, Finance and Chief Accounting Officer of PAA and PAGP, is retiring from the company on August 31, 2026.","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1070423/000110465926069156/0001104659-26-069156-index.htm","comparable_excerpt":"effective September 1, 2026, Russ Montgomery will be promoted to the position of Vice President, Accounting and Chief Accounting Officer of Plains All American GP LLC, the general partner of PAA, and PAA GP Holdings LLC, the general partner of PAGP.","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/1581990/000110465926069164/0001104659-26-069164-index.htm"}},{"accession":"0001104659-26-069119","ticker":"AHCO","company_name":"AdaptHealth Corp.","filed_at":"2026-06-02T01:02:57+00:00","headline":"AdaptHealth amends 8-K to disclose COO Daniel McFadden's compensation: base salary raised to $550K, plus RSU grant","event_type":"leadership","sec_items":["5.02","9.01"],"materiality_score":0.4,"calibrated_materiality_score":0.4,"match_reasons":["same fact type: executive_change","same SEC item: 5.02","same event type: leadership","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-069119","json":"https://secwatch.observer/filing/0001104659-26-069119.json","markdown":"https://secwatch.observer/filing/0001104659-26-069119.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1725255/000110465926069119/0001104659-26-069119-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1725255/000110465926069119/tm2616604d1_8ka.htm"},"side_by_side_evidence":{"fact_type":"executive_change","source_excerpt":"Chris Herbold, who previously served as Senior Vice President, Finance and Chief Accounting Officer of PAA and PAGP, is retiring from the company on August 31, 2026.","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1070423/000110465926069156/0001104659-26-069156-index.htm","comparable_excerpt":"the appointment of Daniel McFadden as Chief Operating Officer of the Company, effective as of May 4, 2026","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/1725255/000110465926069119/0001104659-26-069119-index.htm"}}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}