secwatch / observer
8-K filed March 12, 2026, 7:59 PM ET ticker DUK CIK 0001326160
debt confidence high sentiment neutral materiality 0.50

Duke Energy closes $1.5B 3% convertible notes due 2029 at 22.5% premium

Duke Energy CORP

Machine-readable event card

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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
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edgar_index_url
https://www.sec.gov/Archives/edgar/data/1326160/000110465926027080/0001104659-26-027080-index.htm
edgar_primary_document_url
https://www.sec.gov/Archives/edgar/data/1326160/000110465926027080/tm268071d4_8k.htm
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Source-grounded claims

75ee719e3759f60b2a2ac4d3d35537c6ec4c5853

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.

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”).

SEC 8-K Item 2.03/2.04 confidence 0.9 SEC evidence

Comparable filings

HNOI

HNO International issues $67,500 convertible note and warrant to Monroe Street Capital

HNO International, Inc. May 8, 2026, 7:59 PM ET debt Items 1.01, 2.03, 3.02, 9.01

same fact type: debt_financing same SEC item: 2.03, 3.02, 9.01 same event type: debt similar materiality

This filing

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”).

Comparable filing

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

Filing page SEC filing

BKHA

Black Hawk Acquisition issues up to $300K convertible note to sponsor at 10% interest

Black Hawk Acquisition Corp May 8, 2026, 7:59 PM ET debt Items 1.01, 2.03, 3.02, 9.01

same fact type: debt_financing same SEC item: 2.03, 3.02, 9.01 same event type: debt similar materiality

This filing

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”).

Comparable filing

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”).

Filing page SEC filing

Aimfinity Investment Corp. I

Aimfinity extends deadline to May 28, 2026; issues $2K note to sponsor for extension funding

Aimfinity Investment Corp. I May 6, 2026, 7:59 PM ET debt Items 2.03, 3.02, 9.01

same fact type: debt_financing same SEC item: 2.03, 3.02, 9.01 same event type: debt similar materiality

This filing

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”).

Comparable filing

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.

Filing page SEC filing

EURK

Eureka Acquisition extends deadline to June 3, 2026; issues $150K note to Marine Thinking

Eureka Acquisition Corp May 6, 2026, 7:59 PM ET debt Items 1.01, 2.03, 3.02, 9.01

same fact type: debt_financing same SEC item: 2.03, 3.02, 9.01 same event type: debt similar materiality

This filing

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”).

Comparable filing

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 ”).

Filing page SEC filing

CERO

CERo Therapeutics issues $500K convertible note to Keystone Capital at 10% interest

CERO THERAPEUTICS HOLDINGS, INC. May 1, 2026, 7:59 PM ET debt Items 1.01, 2.03, 3.02, 9.01

same fact type: debt_financing same SEC item: 2.03, 3.02, 9.01 same event type: debt similar materiality

This filing

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”).

Comparable filing

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").

Filing page SEC filing

NCPL

Netcapital raises $275K via convertible notes and related-party note for working capital

Netcapital Inc. May 1, 2026, 7:59 PM ET debt Items 1.01, 2.03, 3.02, 9.01

same fact type: debt_financing same SEC item: 2.03, 3.02, 9.01 same event type: debt similar materiality

This filing

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”).

Comparable filing

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.

Filing page SEC filing

NWE

NorthWestern Energy subsidiary enters $225M secured term loan, repays revolver

NorthWestern Energy Group, Inc. June 2, 2026, 7:22 AM ET debt Items 1.01, 2.03, 9.01

same fact type: debt_financing same SEC item: 2.03, 9.01 same event type: debt similar materiality

This filing

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”).

Comparable filing

NW Corp's obligations under the Term Loan are secured by a $225 million first mortgage bond

Filing page SEC filing

SOUL

SPAC Soulpower Acquisition issues up to $2.5M promissory note to sponsor affiliate for working capital

Soulpower Acquisition Corp. June 1, 2026, 5:00 PM ET debt Items 1.01, 2.03, 9.01

same fact type: debt_financing same SEC item: 2.03, 9.01 same event type: debt similar materiality

This filing

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”).

Comparable filing

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").

Filing page SEC filing

Source: SEC EDGAR
accession 0001104659-26-027080

This headline and bullets were generated automatically by deepseek-v4-flash:cloud@v2 from the public filing. Read the source on SEC.gov before relying on any specific claim. Not investment advice. See methodology for how this pipeline works.