{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-26-027080","form_type":"8-K","ticker":"DUK","cik":"0001326160","company_name":"Duke Energy CORP","filed_at":"2026-03-12T23:59:59+00:00","discovered_at":"2026-05-14T18:02:34.809089+00:00","generated_at":"2026-05-15T12:59:16.593216+00:00","sec_items":["2.03","3.02","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Duke Energy closes $1.5B 3% convertible notes due 2029 at 22.5% premium","bullets":["Sold $1.5B aggregate principal of 3.000% convertible senior notes due March 15, 2029.","Includes $200M from full exercise of initial purchasers' option; interest payable semiannually.","Conversion price ~$160.57 per share (22.5% premium over March 9, 2026 closing price).","Notes are senior unsecured, convertible into cash and/or common shares at Duke's election.","Maximum common shares issuable upon conversion is 11,443,350, subject to adjustment."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-027080","json":"https://secwatch.observer/filing/0001104659-26-027080.json","markdown":"https://secwatch.observer/filing/0001104659-26-027080.md","text":"https://secwatch.observer/filing/0001104659-26-027080.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1326160/000110465926027080/0001104659-26-027080-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1326160/000110465926027080/tm268071d4_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-15T12:59:16.593216+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":"75ee719e3759f60b2a2ac4d3d35537c6ec4c5853","claim":"Duke Energy CORP incurred convertible notes of $1,500,000,000 aggregate principal amount with The Bank of New York Mellon Trust Company, N.A. at 3.000% per year maturing March 15, 2029.","evidence_excerpt":"On March 12, 2026, Duke Energy Corporation (the “Corporation”) completed the sale of $1,500,000,000 aggregate principal amount of 3.000% Convertible Senior Notes due 2029 (the “Notes”), which included an additional $200,000,000 aggregate principal amount of Notes purchased pursuant to the full exercise of the option granted to the Initial Purchasers (as defined herein) pursuant to the Purchase Agreement (as defined herein), in a private offering to persons reasonably believed to be qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933, as amended (the “Securities Act”).","evidence_source":"SEC 8-K Item 2.03/2.04","evidence_url":"https://www.sec.gov/Archives/edgar/data/1326160/000110465926027080/0001104659-26-027080-index.htm","confidence":0.9}],"comparable_filings":[{"accession":"0001342916-26-000028","ticker":"HNOI","company_name":"HNO International, Inc.","filed_at":"2026-05-08T23:59:59+00:00","headline":"HNO International issues $67,500 convertible note and warrant to Monroe Street Capital","event_type":"debt","sec_items":["1.01","2.03","3.02","9.01"],"materiality_score":0.4,"calibrated_materiality_score":0.4,"match_reasons":["same fact type: debt_financing","same SEC item: 2.03, 3.02, 9.01","same event type: debt","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001342916-26-000028","json":"https://secwatch.observer/filing/0001342916-26-000028.json","markdown":"https://secwatch.observer/filing/0001342916-26-000028.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1342916/000134291626000028/0001342916-26-000028-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1342916/000134291626000028/hnoi8k5526.htm"},"side_by_side_evidence":{"fact_type":"debt_financing","source_excerpt":"On March 12, 2026, Duke Energy Corporation (the “Corporation”) completed the sale of $1,500,000,000 aggregate principal amount of 3.000% Convertible Senior Notes due 2029 (the “Notes”), which included an additional $200,000,000 aggregate principal amount of Notes purchased pursuant to the full exercise of the option granted to the Initial Purchasers (as defined herein) pursuant to the Purchase Agreement (as defined herein), in a private offering to persons reasonably believed to be qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933, as amended (the “Securities Act”).","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1326160/000110465926027080/0001104659-26-027080-index.htm","comparable_excerpt":"On May 5, 2026, HNO International, Inc. (the \"Company\") entered into a Securities Purchase Agreement (the \"MSC Purchase Agreement\") with Monroe Street Capital Partners, LP, a Delaware limited partnership (the \"MSC Buyer\"), pursuant to which the Company issued to the MSC Buyer a Convertible Promissory Note in the principal amount of $67,500","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/1342916/000134291626000028/0001342916-26-000028-index.htm"}},{"accession":"0001829126-26-004870","ticker":"BKHA","company_name":"Black Hawk Acquisition Corp","filed_at":"2026-05-08T23:59:59+00:00","headline":"Black Hawk Acquisition issues up to $300K convertible note to sponsor at 10% interest","event_type":"debt","sec_items":["1.01","2.03","3.02","9.01"],"materiality_score":0.4,"calibrated_materiality_score":0.4,"match_reasons":["same fact type: debt_financing","same SEC item: 2.03, 3.02, 9.01","same event type: debt","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001829126-26-004870","json":"https://secwatch.observer/filing/0001829126-26-004870.json","markdown":"https://secwatch.observer/filing/0001829126-26-004870.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/2000775/000182912626004870/0001829126-26-004870-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2000775/000182912626004870/blackhawkacq_8k.htm"},"side_by_side_evidence":{"fact_type":"debt_financing","source_excerpt":"On March 12, 2026, Duke Energy Corporation (the “Corporation”) completed the sale of $1,500,000,000 aggregate principal amount of 3.000% Convertible Senior Notes due 2029 (the “Notes”), which included an additional $200,000,000 aggregate principal amount of Notes purchased pursuant to the full exercise of the option granted to the Initial Purchasers (as defined herein) pursuant to the Purchase Agreement (as defined herein), in a private offering to persons reasonably believed to be qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933, as amended (the “Securities Act”).","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1326160/000110465926027080/0001104659-26-027080-index.htm","comparable_excerpt":"On May 4, 2026, Black Hawk Acquisition Corp., a Cayman Islands exempted company (the “Company”), issued a convertible promissory note (the “Note”) in the principal amount of up to $300,000 to Black Hawk Management LLC (the “Sponsor”).","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/2000775/000182912626004870/0001829126-26-004870-index.htm"}},{"accession":"0001213900-26-052806","ticker":null,"company_name":"Aimfinity Investment Corp. I","filed_at":"2026-05-06T23:59:59+00:00","headline":"Aimfinity extends deadline to May 28, 2026; issues $2K note to sponsor for extension funding","event_type":"debt","sec_items":["2.03","3.02","9.01"],"materiality_score":0.5,"calibrated_materiality_score":0.5,"match_reasons":["same fact type: debt_financing","same SEC item: 2.03, 3.02, 9.01","same event type: debt","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-26-052806","json":"https://secwatch.observer/filing/0001213900-26-052806.json","markdown":"https://secwatch.observer/filing/0001213900-26-052806.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1903464/000121390026052806/0001213900-26-052806-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1903464/000121390026052806/ea0289409-8k425_aimfini1.htm"},"side_by_side_evidence":{"fact_type":"debt_financing","source_excerpt":"On March 12, 2026, Duke Energy Corporation (the “Corporation”) completed the sale of $1,500,000,000 aggregate principal amount of 3.000% Convertible Senior Notes due 2029 (the “Notes”), which included an additional $200,000,000 aggregate principal amount of Notes purchased pursuant to the full exercise of the option granted to the Initial Purchasers (as defined herein) pursuant to the Purchase Agreement (as defined herein), in a private offering to persons reasonably believed to be qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933, as amended (the “Securities Act”).","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1326160/000110465926027080/0001104659-26-027080-index.htm","comparable_excerpt":"In connection with the Extensions, the Company issued an unsecured promissory note dated May 5, 2026, in the principal amount of up to $2,000 (the “ Note ”) to Mr. I-Fa Chang, which evidences prior loans made by Mr. Chang and permits additional loans thereunder. As of May 6, 2026, the Company has drawn an aggregate of $1,000 under the Note to fund the Extensions. The Note does not bear interest, except that overdue amounts accrue default interest at the prevailing short-term U.S. Treasury Bill rate, and amounts outstanding thereunder are payable on the earlier of the consummation of the Company’s initial business combination and the Company’s liquidation.","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/1903464/000121390026052806/0001213900-26-052806-index.htm"}},{"accession":"0001213900-26-052899","ticker":"EURK","company_name":"Eureka Acquisition Corp","filed_at":"2026-05-06T23:59:59+00:00","headline":"Eureka Acquisition extends deadline to June 3, 2026; issues $150K note to Marine Thinking","event_type":"debt","sec_items":["1.01","2.03","3.02","9.01"],"materiality_score":0.4,"calibrated_materiality_score":0.4,"match_reasons":["same fact type: debt_financing","same SEC item: 2.03, 3.02, 9.01","same event type: debt","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-26-052899","json":"https://secwatch.observer/filing/0001213900-26-052899.json","markdown":"https://secwatch.observer/filing/0001213900-26-052899.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/2000410/000121390026052899/0001213900-26-052899-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2000410/000121390026052899/ea0289458-8k425_eureka.htm"},"side_by_side_evidence":{"fact_type":"debt_financing","source_excerpt":"On March 12, 2026, Duke Energy Corporation (the “Corporation”) completed the sale of $1,500,000,000 aggregate principal amount of 3.000% Convertible Senior Notes due 2029 (the “Notes”), which included an additional $200,000,000 aggregate principal amount of Notes purchased pursuant to the full exercise of the option granted to the Initial Purchasers (as defined herein) pursuant to the Purchase Agreement (as defined herein), in a private offering to persons reasonably believed to be qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933, as amended (the “Securities Act”).","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1326160/000110465926027080/0001104659-26-027080-index.htm","comparable_excerpt":"The Company issued an unsecured promissory note in the aggregate principal amount of $150,000 (the “ Extension Note ”) dated April 4, 2026 to Marine Thinking in connection with the payment of the Monthly Extension Fee. The Extension Note bears no interest and is payable in full upon the earlier to occur of (i) the consummation of the Company’s business combination or (ii) the date of expiry of the term of the Company (the “ Maturity Date ”).","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/2000410/000121390026052899/0001213900-26-052899-index.htm"}},{"accession":"0001213900-26-050951","ticker":"CERO","company_name":"CERO THERAPEUTICS HOLDINGS, INC.","filed_at":"2026-05-01T23:59:59+00:00","headline":"CERo Therapeutics issues $500K convertible note to Keystone Capital at 10% interest","event_type":"debt","sec_items":["1.01","2.03","3.02","9.01"],"materiality_score":0.6,"calibrated_materiality_score":0.6,"match_reasons":["same fact type: debt_financing","same SEC item: 2.03, 3.02, 9.01","same event type: debt","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-26-050951","json":"https://secwatch.observer/filing/0001213900-26-050951.json","markdown":"https://secwatch.observer/filing/0001213900-26-050951.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1870404/000121390026050951/0001213900-26-050951-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1870404/000121390026050951/ea028870101-8k_cero.htm"},"side_by_side_evidence":{"fact_type":"debt_financing","source_excerpt":"On March 12, 2026, Duke Energy Corporation (the “Corporation”) completed the sale of $1,500,000,000 aggregate principal amount of 3.000% Convertible Senior Notes due 2029 (the “Notes”), which included an additional $200,000,000 aggregate principal amount of Notes purchased pursuant to the full exercise of the option granted to the Initial Purchasers (as defined herein) pursuant to the Purchase Agreement (as defined herein), in a private offering to persons reasonably believed to be qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933, as amended (the “Securities Act”).","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1326160/000110465926027080/0001104659-26-027080-index.htm","comparable_excerpt":"On April 27, 2026, CERo Therapeutics Holdings, Inc., a Delaware corporation (the \"Company\") issued and sold a convertible promissory note for an purchase price of $400,000, having a principal face value of $500,000 (the \"Note\") to Keystone Capital Partners, LLC (\"Lender\").","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/1870404/000121390026050951/0001213900-26-050951-index.htm"}},{"accession":"0001493152-26-020888","ticker":"NCPL","company_name":"Netcapital Inc.","filed_at":"2026-05-01T23:59:59+00:00","headline":"Netcapital raises $275K via convertible notes and related-party note for working capital","event_type":"debt","sec_items":["1.01","2.03","3.02","9.01"],"materiality_score":0.55,"calibrated_materiality_score":0.55,"match_reasons":["same fact type: debt_financing","same SEC item: 2.03, 3.02, 9.01","same event type: debt","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001493152-26-020888","json":"https://secwatch.observer/filing/0001493152-26-020888.json","markdown":"https://secwatch.observer/filing/0001493152-26-020888.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1414767/000149315226020888/0001493152-26-020888-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1414767/000149315226020888/form8-k.htm"},"side_by_side_evidence":{"fact_type":"debt_financing","source_excerpt":"On March 12, 2026, Duke Energy Corporation (the “Corporation”) completed the sale of $1,500,000,000 aggregate principal amount of 3.000% Convertible Senior Notes due 2029 (the “Notes”), which included an additional $200,000,000 aggregate principal amount of Notes purchased pursuant to the full exercise of the option granted to the Initial Purchasers (as defined herein) pursuant to the Purchase Agreement (as defined herein), in a private offering to persons reasonably believed to be qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933, as amended (the “Securities Act”).","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1326160/000110465926027080/0001104659-26-027080-index.htm","comparable_excerpt":"On April 30, 2026, the Company also issued one unsecured, non-convertible promissory note in the total principal amount of $300,000, for gross proceeds of $150,000, reflecting a 50% original issue discount.","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/1414767/000149315226020888/0001493152-26-020888-index.htm"}},{"accession":"0001993004-26-000044","ticker":"NWE","company_name":"NorthWestern Energy Group, Inc.","filed_at":"2026-06-02T11:22:44+00:00","headline":"NorthWestern Energy subsidiary enters $225M secured term loan, repays revolver","event_type":"debt","sec_items":["1.01","2.03","9.01"],"materiality_score":0.5,"calibrated_materiality_score":0.5,"match_reasons":["same fact type: debt_financing","same SEC item: 2.03, 9.01","same event type: debt","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001993004-26-000044","json":"https://secwatch.observer/filing/0001993004-26-000044.json","markdown":"https://secwatch.observer/filing/0001993004-26-000044.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1993004/000199300426000044/0001993004-26-000044-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1993004/000199300426000044/nwe-20260527.htm"},"side_by_side_evidence":{"fact_type":"debt_financing","source_excerpt":"On March 12, 2026, Duke Energy Corporation (the “Corporation”) completed the sale of $1,500,000,000 aggregate principal amount of 3.000% Convertible Senior Notes due 2029 (the “Notes”), which included an additional $200,000,000 aggregate principal amount of Notes purchased pursuant to the full exercise of the option granted to the Initial Purchasers (as defined herein) pursuant to the Purchase Agreement (as defined herein), in a private offering to persons reasonably believed to be qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933, as amended (the “Securities Act”).","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1326160/000110465926027080/0001104659-26-027080-index.htm","comparable_excerpt":"NW Corp's obligations under the Term Loan are secured by a $225 million first mortgage bond","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/1993004/000199300426000044/0001993004-26-000044-index.htm"}},{"accession":"0001493152-26-026654","ticker":"SOUL","company_name":"Soulpower Acquisition Corp.","filed_at":"2026-06-01T21:00:32+00:00","headline":"SPAC Soulpower Acquisition issues up to $2.5M promissory note to sponsor affiliate for working capital","event_type":"debt","sec_items":["1.01","2.03","9.01"],"materiality_score":0.4,"calibrated_materiality_score":0.4,"match_reasons":["same fact type: debt_financing","same SEC item: 2.03, 9.01","same event type: debt","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001493152-26-026654","json":"https://secwatch.observer/filing/0001493152-26-026654.json","markdown":"https://secwatch.observer/filing/0001493152-26-026654.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/2025608/000149315226026654/0001493152-26-026654-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2025608/000149315226026654/form8-k.htm"},"side_by_side_evidence":{"fact_type":"debt_financing","source_excerpt":"On March 12, 2026, Duke Energy Corporation (the “Corporation”) completed the sale of $1,500,000,000 aggregate principal amount of 3.000% Convertible Senior Notes due 2029 (the “Notes”), which included an additional $200,000,000 aggregate principal amount of Notes purchased pursuant to the full exercise of the option granted to the Initial Purchasers (as defined herein) pursuant to the Purchase Agreement (as defined herein), in a private offering to persons reasonably believed to be qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933, as amended (the “Securities Act”).","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/1326160/000110465926027080/0001104659-26-027080-index.htm","comparable_excerpt":"On May 29, 2026, Soulpower Acquisition Corporation (the \"Company\") issued an unsecured promissory note in the principal amount of up to $2,500,000 (the \"B Note\") to Soulpower Management LLC (the \"Lender\").","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/2025608/000149315226026654/0001493152-26-026654-index.htm"}}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}