SLNH · Soluna Holdings, Inc

Transaction reported is a grant of 3,018,802 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 33% on June 1, 2027, 33% on June 1, 2028, and 34% on June 1, 2029, in each case subject to the reporting person remaining in the service of the issuer on each such vesting date.

Transaction reported is a grant of 726,401 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 33% on June 1, 2027, 33% on June 1, 2028, and 34% on June 1, 2029, in each case subject to the reporting person remaining in the service of the issuer on each such vesting date.

Transaction reported is a grant of 726,401 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer.

Transaction reported is a grant of 849,556 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer.

Transaction reported is a grant of 726,401 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer.

Transaction reported is a grant of 726,401 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 33% on June 1, 2027, 33% on June 1, 2028, and 34% on June 1, 2029, in each case subject to the reporting person remaining in the service of the issuer on each such vesting date.

Transaction reported is a grant of 973,307 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer

Transaction reported is a grant of 849,556 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer.

Transaction reported is a grant of 726,401 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer.

Transaction reported is a grant of 726,401 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer.

Transaction reported is a grant of 7,310,534 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer.

Transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 16, 2025.

Represents the average purchase price of shares sold ranging from $1.61- $1.65 per share of Common Stock. Mr. Picchi undertakes that he will provide, upon request by the staff of the U.S. Securities and Exchange Commission, full information regarding the number of shares purchased in each separate lot.

Transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 16, 2025.

Transaction reported is a grant of 460,000 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 33% on December 1, 2026, 33% on December 1, 2027, and 34% on December 1, 2028, in each case subject to the reporting person remaining in the service of the issuer on each such vesting date.

Represents the average sales price of shares sold ranging from $9.72- $9.79 per share of 9.0% Series A Cumulative Preferred Stock. Mr. Hirshfield undertakes that he will provide, upon request by the staff of the U.S. Securities and Exchange Commission, full information regarding the number of shares sold in each separate lot.

Represents the average sales price of shares sold ranging from $9.25-$9.61 per share of 9.0% Series A Cumulative Preferred Stock. Mr. Phelan undertakes that he will provide, upon request by the staff of the U.S. Securities and Exchange Commission, full information regarding the number of shares sold in each separate lot.

Represents the average sales price of shares sold ranging from $9.43-$9.70 per share of 9.0% Series A Cumulative Preferred Stock. Mr. Phelan undertakes that he will provide, upon request by the staff of the U.S. Securities and Exchange Commission, full information regarding the number of shares sold in each separate lot.

Represents the average sales price of shares sold ranging from $9.69- $9.71 per share of 9.0% Series A Cumulative Preferred Stock. Mr. Hirshfield undertakes that he will provide, upon request by the staff of the U.S. Securities and Exchange Commission, full information regarding the number of shares sold in each separate lot.

Transaction reported is a grant of 226,108 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 33% on December 1, 2026, 33% on December 1, 2027, and 34% on December 1, 2028, in each case subject to the reporting person remaining in the service of the issuer on each such vesting date.

On December 3, 2025, the reporting person filed a Form 4 which inadvertently reported the incorrect number of shares of common stock beneficially owned following the reported transaction. In fact, as reported in this amendment, the number of shares of common stock beneficially owned following the reported transaction was 335,197.

Transaction reported is a grant of 685,074 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer.

Transaction reported is a grant of 801,222 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer.

Transaction reported is a grant of 6,894,614 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer.

Transaction reported is a grant of 685,074 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer.

Transaction reported is a grant of 2,861,788 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 33% on December 1, 2026, 33% on December 1, 2027, and 34% on December 1, 2028, in each case subject to the reporting person remaining in the service of the issuer on each such vesting date.

On December 3, 2025, the reporting person filed a Form 4 which inadvertently reported the incorrect number of shares of common stock beneficially owned following the reported transaction. In fact, as reported in this amendment, the number of shares of common stock beneficially owned following the reported transaction was 4,053,287.

Transaction reported is a grant of 685,074 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer.

Transaction reported is a grant of 685,074 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 33% on December 1, 2026, 33% on December 1, 2027, and 34% on December 1, 2028, in each case subject to the reporting person remaining in the service of the issuer on each such vesting date.

Transaction reported is a grant of 917,932 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer

Transaction reported is a grant of 685,074 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer.

Transaction reported is a grant of 350,000 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 33% on each of December 1, 2026 and December 1, 2027, and 34% will vest on December 1, 2028, so long as the Reporting Person has maintained a Business Relationship (as defined in the Restricted Stock Agreement) through each such date.

Transaction reported is a grant of 801,222 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer.