Transaction Details

Footnotes

Prior to September 3, 2025, American Bitcoin Corp. (the "Issuer") was known as Gryphon Digital Mining, Inc. On September 3, 2025, the Issuer and pre-merger American Bitcoin Corp. ("Historical ABTC") completed stock-for-stock merger transactions (the "Mergers") pursuant to which the Issuer acquired Historical ABTC and changed its name from Gryphon Digital Mining, Inc. to American Bitcoin Corp. Prior to the closing of the Mergers, the Issuer effected a 5-for-1 reverse stock split (the "Reverse Stock Split") of the Issuer's common stock ("Common Stock"), and the Common Stock was reclassified (the "Reclassification") as the Issuer's Class A common stock ("Class A Common Stock"). | Prior to the Reverse Stock Split and Reclassification, Anchorage Lending CA, LLC ("Anchorage Lending") and Anchor Labs, Inc., a Delaware corporation ("Anchor Labs") owned 12,672,454 shares of Common Stock. Following the Reverse Stock Split and Reclassification, Anchorage Lending and Anchor Labs owned 2,534,491 shares of Class A Common Stock. | This transaction was executed in multiple trades at prices ranging from $6.89 to $7.85 per share. The price reported above reflects the weighted average price. The reporting persons hereby undertake to provide upon request to the Securities and Exchange Commission ("SEC") staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected. | Anchorage Lending is wholly owned by Anchor Labs. Accordingly, Anchor Labs may be deemed to share beneficial ownership of the securities held of record by Anchorage Lending. | This transaction was executed in multiple trades at prices ranging from $7.94 to $8.91 per share. The price reported above reflects the weighted average price. The reporting persons hereby undertake to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected. | This transaction was executed in multiple trades at prices ranging from $8.99 to $9.48 per share. The price reported above reflects the weighted average price. The reporting persons hereby undertake to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.