Soluna Holdings, Inc. Announces Closing of $1.17 Million Public Offering of Series A Preferred Stock from Full Exercise of Over-Allotment Option

ALBANY, N.Y. – (NewMediaWire) – January 5, 2022 – Soluna Holdings, Inc. (“SHI” or
the “Company”), (NASDAQ: SLNH), the parent company of Soluna Computing, Inc. (“SCI”),
a cryptocurrency mining business powered by renewable energy, and MTI
Instruments, Inc. (“MTI Instruments”), a test and measurement
instruments and systems business,
today announced
that it closed an
over-allotment offering for the issuance and sale of an additional 66,857
shares (the “Option Shares”) of its
9.0% Series A Cumulative Perpetual Preferred Stock, par value $0.001
per share (“Series A Preferred Stock”), to
the underwriters for its previously
announced public offering of
Series A Preferred Stock. 

underwriters fully
exercised such over-allotment option for such additional
shares of Series A Preferred Stock

at a price to the public of $17.50 per share, resulting in additional gross
proceeds of approximately $1.17 million, less applicable underwriter discounts
and estimated offering expenses.
The first dividend on such shares of Series A
Preferred Stock will be paid on January 31, 2022, which will include a period
of less than a full month after the issuance of such shares of Series A
Preferred Stock and will cover the period from January 5, 2022 through January
31, 2022.

Series A Preferred Stock is listed on the Nasdaq Stock Market LLC under the
symbol “SLNHP”.

SHI intends to use the net proceeds of the offering for the
acquisition, development and growth of data centers, including cryptocurrency
mining processors, other computer processing equipment, data storage,
electrical infrastructure, software and real property, and business, and for
working capital and general corporate purposes, which include, but are not
limited to, operating expenses.

Series A Preferred Stock is perpetual and has no maturity date. The Series A
Preferred Stock is not redeemable prior to August 23, 2026, except under certain
circumstances. On or after August 23, 2026, the Series A Preferred Stock may be
redeemed at the Company’s option, in whole or in part, from time to time, at a
redemption price of $25.00 per share of Series A Preferred Stock, plus all
dividends accumulated and unpaid (whether or not declared) on the Series A
Preferred Stock up to, but not including, the date of such redemption. The
Series A Preferred Stock may also be redeemed upon the occurrence of certain
delisting or change in control events. 

Securities, LLC acted as the sole book running manager for this offering.

The offering was conducted pursuant to a
prospectus supplement to the base prospectus included in the Company’s
registration statement on Form S-3, as amended (File No.
333-261427) (the “Registration Statement”), which
Registration Statement was previously filed with and subsequently declared
effective by the Securities and Exchange Commission (“SEC”) on December 16,
2021. Such prospectus supplement and accompanying base prospectus relating to
the offering have been filed with the SEC and are available on the SEC’s
website at Electronic copies of such prospectus supplement
and accompanying base prospectus relating to this offering may be obtained from
Securities, LLC
, 75 Rockefeller Plaza, Suite 1838, New York, NY 10019, by
phone (212) 343-8888 or e-mail

This press release shall not
constitute an offer to sell or the solicitation of an offer to buy these
securities, nor shall there be any sale of these securities in any state or
jurisdiction in which such offer, solicitation or sale would be unlawful prior
to registration or qualification under the securities laws of any such state or

About Soluna Holdings,

Soluna Holdings, Inc.
(Nasdaq: SLNH) is the leading developer of green data centers that convert
excess renewable energy into global computing resources. Soluna builds modular,
scalable data centers for computing intensive, batchable applications
 such as cryptocurrency mining, AI and
machine learning. Soluna provides a cost-effective alt
ernative to
battery storage or transmission lines. Soluna’s MTI Instruments division
manufactures precision tools and testing equipment for electronics, aviation,
automotive, power and other industries. Both Soluna and MTI Instruments use
technology and intentional design to solve complex, real-world challenges. Up to 30% of the power of renewable energy projects can go
to waste. Soluna’s data centers enable clean electricity asset owners to ‘Sell.
Every. Megawatt.’ 

For more information about
Soluna, please visit or
follow us on LinkedIn at and

Forward Looking Statements

The statements in this press release, including with respect to
the anticipated use of proceeds for this offering, constitute forward-looking
statements within the meaning of the federal securities laws. Forward-looking
statements reflect management’s current expectations, as of the date of this
press release, and are subject to certain risks and uncertainties that could
cause actual results to differ materially from future results expressed or
implied by such forward-looking statements. Actual results could differ
materially from those expressed or implied by such forward-looking statements
as a result of various factors, including, but not limited to: (1) those risk
factors set forth in the Registration Statement and the prospectus supplement;
and (2) other risks and uncertainties that may be detailed from time to time in
SHI’s reports filed with the SEC. Readers are cautioned not to place undue
reliance on these forward-looking statements, which speak only as of the date
made. Except as required by law, the Company assumes no obligation to update or
revise any forward-looking statements.

Investor Relations:

Kirin Smith, President 

PCG Advisory, Inc.