{"schema_version":"secwatch.filing_event.v1","accession":"0001331463-26-000133","form_type":"8-K","ticker":null,"cik":"0001331463","company_name":"Federal Home Loan Bank of Boston","filed_at":"2026-07-14T17:52:52+00:00","discovered_at":"2026-07-14T17:54:00.240275+00:00","generated_at":"2026-07-14T17:54:05.076017+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"FHLB Boston EVP/COO/CFO Frank Nitkiewicz to retire by March 31, 2027","bullets":["Frank Nitkiewicz, EVP, COO and CFO, notified intent to retire by March 31, 2027.","No disagreement with auditors or management on accounting or internal controls.","He will continue as principal financial and operating officer until retirement.","Bank will search for new CFO; COO duties to be apportioned among others."],"urls":{"canonical":"https://secwatch.observer/filing/0001331463-26-000133","json":"https://secwatch.observer/filing/0001331463-26-000133.json","markdown":"https://secwatch.observer/filing/0001331463-26-000133.md","text":"https://secwatch.observer/filing/0001331463-26-000133.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1331463/000133146326000133/0001331463-26-000133-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1331463/000133146326000133/fhlbbost-20260708.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-07-14T17:54:05.076017+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":"f3f905bd46","claim":"Frank Nitkiewicz departed as Executive Vice President, Chief Operating Officer and Chief Financial Officer at Federal Home Loan Bank of Boston.","evidence_excerpt":"On July 8, 2026, Frank Nitkiewicz, the Executive Vice President, Chief Operating Officer and Chief Financial Officer of the Federal Home Loan Bank of Boston (the “Bank”), notified the Bank of his intent to retire by March 31, 2027.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1331463/000133146326000133/0001331463-26-000133-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"notified his intent to retire"},{"label":"Role","value":"Executive Vice President, Chief Operating Officer and Chief Financial Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}