secwatch / observer
8-K filed April 21, 2026, 7:59 PM ET CIK 0001845459
debt confidence high sentiment neutral materiality 0.75

NKGen Biotech enters $39.9M secured convertible loan with AlpineBrook; conversion at $0.08/share

NKGen Biotech, Inc.

Machine-readable event card

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0001845459
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NKGen Biotech, Inc.
filed_at
2026-04-21T23:59:59+00:00
discovered_at
2026-05-14T18:02:33.111238+00:00
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https://www.sec.gov/Archives/edgar/data/1845459/000121390026046267/0001213900-26-046267-index.htm
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https://www.sec.gov/Archives/edgar/data/1845459/000121390026046267/ea0286919-8k_nkgen.htm
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Source-grounded claims

5dbf7523b048b6affcb5acb7d9983b32b74f01f1

NKGen Biotech, Inc. incurred convertible notes of $39,922,134.22 with AlpineBrook Capital GP I Limited at 12% per annum maturing one-year anniversary of the closing date.

Capital GP I Limited (the “Lender”). Background Pursuant to the Loan Agreement, the Lender agreed to extend a secured convertible loan in the aggregate principal amount of $39,922,134.22 (the “Convertible Loan”) to the Borrowers. The Convertible Loan refinances and replaces the following existing indebtedness of the Borrowers to the Lender and East West Bank

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

0e6ead8ab4ae03be6758320a3b79ca8a3854ba51

NKGen Biotech, Inc.: Amended Bylaws Section 4.1 to set maximum authorized number of directors at nine, changing from no specified number (effective 2026-04-15).

The Bylaws Amendment amends and restates Section 4.1 of the Amended and Restated Bylaws of the Company (the “Bylaws”) to provide that the maximum authorized number of directors shall be nine (9).

SEC 8-K Item 5.03/5.05/5.06 confidence 0.9 SEC evidence

f812b954c64ddaf331165a2180f83d8dca301cf4

NKGen Biotech, Inc. entered into Secured Convertible Loan Agreement with AlpineBrook Capital GP I Limited valued at $39,922,134.22 (effective 2026-04-15).

“NKGen OpCo,” and together with the Company, the “Borrowers”), entered into a Secured Convertible Loan Agreement (the “Loan Agreement”) with AlpineBrook Capital GP I Limited (the “Lender”).

SEC 8-K Item 1.01/1.02 confidence 0.9 SEC evidence

Comparable filings

EMAT

EMAT secures $100M convertible debenture facility from Yorkville; first $20M tranche issued

Evolution Metals & Technologies Corp. May 11, 2026, 7:59 PM ET debt Items 1.01, 2.03, 3.02, 7.01, 9.01

same fact type: debt_financing, material_agreement same SEC item: 1.01, 2.03, 3.02, 9.01 same event type: debt similar materiality

This filing

Capital GP I Limited (the “Lender”). Background Pursuant to the Loan Agreement, the Lender agreed to extend a secured convertible loan in the aggregate principal amount of $39,922,134.22 (the “Convertible Loan”) to the Borrowers. The Convertible Loan refinances and replaces the following existing indebtedness of the Borrowers to the Lender and East West Bank

Comparable filing

The first Convertible Debenture (the “First Debenture”) in the principal amount of $20,000,000 was issued on May 7, 2026.

Filing page SEC filing

TBH

Brag House issues $2.5M convertible notes at 25% OID; proceeds for House of Doge merger

Brag House Holdings, Inc. May 8, 2026, 7:59 PM ET debt Items 1.01, 2.03, 3.02, 9.01

same fact type: debt_financing, material_agreement same SEC item: 1.01, 2.03, 3.02, 9.01 same event type: debt similar materiality

This filing

Capital GP I Limited (the “Lender”). Background Pursuant to the Loan Agreement, the Lender agreed to extend a secured convertible loan in the aggregate principal amount of $39,922,134.22 (the “Convertible Loan”) to the Borrowers. The Convertible Loan refinances and replaces the following existing indebtedness of the Borrowers to the Lender and East West Bank

Comparable filing

The issuance of the Notes in the aggregate original principal amount of $2,500,000 constitutes the creation of a direct financial obligation of the Company. The Notes bear interest at 12.0% per annum, mature on February 4, 2027

Filing page SEC filing

KNX

Knight-Swift closes $1.5B convertible note offering at 1.00% due 2031; proceeds used to repay term loans and revolver

Knight-Swift Transportation Holdings Inc. May 8, 2026, 7:59 PM ET debt Items 1.01, 2.03, 3.02, 8.01, 9.01

same fact type: debt_financing, material_agreement same SEC item: 1.01, 2.03, 3.02, 9.01 same event type: debt similar materiality

This filing

Capital GP I Limited (the “Lender”). Background Pursuant to the Loan Agreement, the Lender agreed to extend a secured convertible loan in the aggregate principal amount of $39,922,134.22 (the “Convertible Loan”) to the Borrowers. The Convertible Loan refinances and replaces the following existing indebtedness of the Borrowers to the Lender and East West Bank

Comparable filing

On May 8, 2026, Knight-Swift Transportation Holdings Inc. (the "Company") completed its previously announced private offering (the "Offering") of $1.5 billion aggregate principal amount of 1.00% Convertible Senior Notes due 2031

Filing page SEC filing

VVX

V2X refinances $868.5M term loans with new tranche maturing 2030; SOFR+2% margin

V2X, Inc. June 1, 2026, 4:10 PM ET debt Items 1.01, 2.03, 9.01

same fact type: debt_financing, material_agreement same SEC item: 1.01, 2.03, 9.01 same event type: debt similar materiality

This filing

Capital GP I Limited (the “Lender”). Background Pursuant to the Loan Agreement, the Lender agreed to extend a secured convertible loan in the aggregate principal amount of $39,922,134.22 (the “Convertible Loan”) to the Borrowers. The Convertible Loan refinances and replaces the following existing indebtedness of the Borrowers to the Lender and East West Bank

Comparable filing

The Amendment provides for, among other things, a new tranche of term loans under the Credit Agreement in an aggregate original principal amount of $868,522,978.38 (the “New Term Loans”), which New Term Loans replace or refinance in full all of the existing term loans outstanding under the Credit Agreement (as in effect immediately prior to the Amendment), as further set forth in the Amendment. The New Term Loans mature on December 6, 2030.

Filing page SEC filing

AZZ

AZZ refinances revolver; maturity extended to 2029, margins cut 50 bps

AZZ INC May 8, 2026, 7:59 PM ET debt Items 1.01, 2.03, 9.01

same fact type: debt_financing, material_agreement same SEC item: 1.01, 2.03, 9.01 same event type: debt similar materiality

This filing

Capital GP I Limited (the “Lender”). Background Pursuant to the Loan Agreement, the Lender agreed to extend a secured convertible loan in the aggregate principal amount of $39,922,134.22 (the “Convertible Loan”) to the Borrowers. The Convertible Loan refinances and replaces the following existing indebtedness of the Borrowers to the Lender and East West Bank

Comparable filing

The Seventh Amendment (i) terminated the Initial Revolving Credit Commitments and simultaneously replaced them in their entirety with Extended Revolving Credit Commitments having a Maturity Date of May 7, 2029, (ii) decreased the interest rate margin applicable to the Revolving Credit Loans from margins ranging from 175 basis points to 275 basis points (subject to leverage ratio step-downs) to margins ranging from 125 basis points to 225 basis points (subject to leverage ratio step-downs)

Filing page SEC filing

ILPT

ILPT Mountain JV closes $1.62B loan at 5.71% fixed, repays $1.6B existing debt

Industrial Logistics Properties Trust May 8, 2026, 7:59 PM ET debt Items 1.01, 1.02, 2.03, 9.01

same fact type: debt_financing, material_agreement same SEC item: 1.01, 2.03, 9.01 same event type: debt similar materiality

This filing

Capital GP I Limited (the “Lender”). Background Pursuant to the Loan Agreement, the Lender agreed to extend a secured convertible loan in the aggregate principal amount of $39,922,134.22 (the “Convertible Loan”) to the Borrowers. The Convertible Loan refinances and replaces the following existing indebtedness of the Borrowers to the Lender and East West Bank

Comparable filing

Stanley Bank, N.A., Bank of America, N.A., Bank of Montreal and UBS AG New York Branch, or collectively, the lenders, pursuant to which Mountain JV obtained, in aggregate, a $1.62 billion loan secured by 90 of its properties, or the Loan . Also on May 8, 2026, we entered into a guaranty in favor of the lenders, pursuant to which we guaranteed certain limited

Filing page SEC filing

NTRP

NextTrip raises $1.015M via Series B Convertible Preferred Stock and warrant

NextTrip, Inc. May 8, 2026, 7:59 PM ET debt Items 1.01, 5.03, 3.02, 9.01

same fact type: material_agreement same SEC item: 1.01, 3.02, 5.03, 9.01 same event type: debt similar materiality

This filing

“NKGen OpCo,” and together with the Company, the “Borrowers”), entered into a Secured Convertible Loan Agreement (the “Loan Agreement”) with AlpineBrook Capital GP I Limited (the “Lender”).

Comparable filing

On May 6, 2026, the Company entered into a securities purchase agreement (the “Purchase Agreement”) with an accredited investor (the “Purchaser”), pursuant to which the Company issued and sold (a) an aggregate of 368,421 restricted shares of newly designated Series B Convertible Preferred Stock, par value $0.001, of the Company (the “Series B Preferred Shares”) plus 40,000 additional Series B Preferred Shares as an issuance fee; and (b) a five-year warrant (the “Warrant”) to purchase 100,000 shares of the Common Stock, par value $0.001 per share, of the Company (“Common Stock”) (the “Series B Offering”) at a purchase price of $2.7550 per share representing the Nasdaq Minimum Price plus $0.125 as of the date of the Purchase Agreement.

Filing page SEC filing

LIQT

LiqTech to convert $3M of $6M debt to equity, pay $3M cash in restructuring

LIQTECH INTERNATIONAL INC June 1, 2026, 5:17 PM ET debt Items 1.01, 3.02, 9.01

same fact type: material_agreement same SEC item: 1.01, 3.02, 9.01 same event type: debt similar materiality

This filing

“NKGen OpCo,” and together with the Company, the “Borrowers”), entered into a Secured Convertible Loan Agreement (the “Loan Agreement”) with AlpineBrook Capital GP I Limited (the “Lender”).

Comparable filing

On May 26, 2026, LiqTech International, Inc. (the “Company”) entered into a Debt Cancellation Agreement (the “Debt Cancellation Agreement”) with affiliates of Bleichroeder L.P., 21 April Fund, L.P., and 21 April Fund, Ltd. (the “Note Holders”).

Filing page SEC filing

Source: SEC EDGAR
accession 0001213900-26-046267

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