{"filing":{"accession_number":"0001331463-26-000105","cik":"0001331463","ticker":null,"company_name":"Federal Home Loan Bank of Boston","form":"8-K","filing_date":"2026-06-02","report_date":null,"primary_document":"fhlbbost-20260527.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1331463/000133146326000105/fhlbbost-20260527.htm"},"events":[{"id":7538,"run_id":6624,"accession_number":"0001331463-26-000105","anchor_item_number":"2.03","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.75,"summary":"This Item 2.03 disclosure reports the issuance of consolidated obligations (bonds and discount notes) totaling approximately $2.5 billion across multiple tranches with varying maturities and rate structures. While Item 2.03 typically signals covenant breaches or direct financial obligations under distress, this filing discloses routine debt issuances by a Federal Home Loan Bank in the ordinary course of funding operations. The disclosure is material to investors as it reflects significant new debt obligations, but the event itself—scheduled debt issuance—does not fit cleanly into the more specific event categories (covenant_breach implies financial stress; ma_activity implies acquisition/disposition). The Bank explicitly notes that \"although certain aggregated issuances of consolidated obligations are material to the Bank, we have not made a judgment as to the materiality of any particular consolidated obligation,\" suggesting this is standard periodic reporting of debt activity rather than a triggering financial event.","company_name":"Federal Home Loan Bank of Boston","ticker":null,"filing_date":"2026-06-02","form":"8-K","submitted_at":null,"items":[{"id":3670,"accession_number":"0001331463-26-000105","item_number":"2.03","item_title":"Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.75,"reasoning":"This Item 2.03 disclosure reports the issuance of consolidated obligations (bonds and discount notes) totaling approximately $2.5 billion across multiple tranches with varying maturities and rate structures. While Item 2.03 typically signals covenant breaches or direct financial obligations under distress, this filing discloses routine debt issuances by a Federal Home Loan Bank in the ordinary course of funding operations. The disclosure is material to investors as it reflects significant new debt obligations, but the event itself—scheduled debt issuance—does not fit cleanly into the more specific event categories (covenant_breach implies financial stress; ma_activity implies acquisition/disposition). The Bank explicitly notes that \"although certain aggregated issuances of consolidated obligations are material to the Bank, we have not made a judgment as to the materiality of any particular consolidated obligation,\" suggesting this is standard periodic reporting of debt activity rather than a triggering financial event.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-03T02:39:02.592995+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":3670,"accession_number":"0001331463-26-000105","item_number":"2.03","item_title":"Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.75,"reasoning":"This Item 2.03 disclosure reports the issuance of consolidated obligations (bonds and discount notes) totaling approximately $2.5 billion across multiple tranches with varying maturities and rate structures. While Item 2.03 typically signals covenant breaches or direct financial obligations under distress, this filing discloses routine debt issuances by a Federal Home Loan Bank in the ordinary course of funding operations. The disclosure is material to investors as it reflects significant new debt obligations, but the event itself—scheduled debt issuance—does not fit cleanly into the more specific event categories (covenant_breach implies financial stress; ma_activity implies acquisition/disposition). The Bank explicitly notes that \"although certain aggregated issuances of consolidated obligations are material to the Bank, we have not made a judgment as to the materiality of any particular consolidated obligation,\" suggesting this is standard periodic reporting of debt activity rather than a triggering financial event.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-03T02:39:02.592995+00:00","company_name":"Federal Home Loan Bank of Boston","ticker":null,"filing_date":"2026-06-02"}]}