Soluna Holdings, Inc — Director's Dealing 2021

May 18, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MECHANICAL TECHNOLOGY INC (MKTY)
CIK: 0000064463
Period of Report: 2021-05-13

Reporting Person: TOPOREK MICHAEL (Director, Chief Executive Officer, 10% Owner)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-05-13	Stock Options (Right to Buy)	$6.84	A	500000	Acquired	2027-05-13	Common Stock (500000)	Direct

Footnotes

F1: The stock options were received as compensation for the reporting person's services as an officer of the issuer. The stock options are schedule to vest in equal installments on the first, second and third anniversaries of May 13, 2021, so long as the reporting person remains in the service of the issuer on each such anniversary. The stock options expire five years after each applicable vesting date.