Liquidated Damages Payable

6 Months Ended

Jun. 30, 2025

Liquidated Damages Payable [Abstract]

Liquidated damages were recorded as a result of the following: (i) certain registration rights agreements that provide for damages if the Company does not register certain shares of the Company’s common stock within the requisite time frame (the “Registration Rights Damages”); and (ii) certain securities purchase agreements that provide for damages if the Company does not maintain its periodic filings with the SEC within the requisite time frame (the “Public Information Failure Damages”).

Obligations with respect to the liquidated damages payable are summarized as follows:


	As of June 30, 2025
	Registration Rights Damages		Public Information Failure Damages		Accrued Interest		Balance
MDB Common Stock to be Issued (1)	$	15	$	—	$	—	$	15
Series H convertible preferred stock	566		574		863		2,003
Convertible debentures (2)	—		144		98		242
Series J convertible preferred stock (2)	152		152		183		487
Series K convertible preferred stock (2)	166		70		398		634
Total	$	899	$	940	$	1,542	$	3,381


	As of December 31, 2024
	Registration Rights Damages		Public Information Failure Damages		Accrued Interest		Balance
MDB Common Stock to be Issued (1)	$	15	$	—	$	—	$	15
Series H convertible preferred stock	566		574		796		1,936
Convertible debentures (2)	—		144		89		233
Series J convertible preferred stock (2)	152		152		165		469
Series K convertible preferred stock (2)	166		70		341		577
Total	$	899	$	940	$	1,391	$	3,230

(1)Consists of shares of common stock issuable to MDB Capital Group, LLC (“MDB”).

(2)Represents previously issued and converted debt or equity securities.

As of June 30, 2025 and December 31, 2024, the short-term liquidated damages payable were $3,381 and $3,230, respectively. The Company will continue to accrue interest on the liquidated damages balance at 1.0% per month based on the balance outstanding as of June 30, 2025, or $3,381, until paid. There is no scheduled date when the unpaid liquidated

damages become due. The Series K convertible preferred stock remains subject to Registration Rights Damages and Public Information Failure Damages, which will accrue in certain circumstances, limited to 6% of the aggregate amount invested.

During the six months ended June 30, 2025 and 2024, the Company recorded accrued interest on liquidated damages of $76 and $76, respectively. During the six months ended June 30, 2025 and 2024, the Company recorded accrued interest on liquidated damages of $151 and $152, respectively.