Exhibit 99.1
FORM OF INSTRUCTIONS AS TO USE OF INNOVATE CORP. RIGHTS CERTIFICATE
PLEASE CONSULT OKAPI PARTNERS LLC, THE INFORMATION AGENT, YOUR BANK
OR BROKER AS TO ANY QUESTIONS.
The following instructions relate to a rights offering (the Rights Offering) by INNOVATE Corp., a Delaware corporation (the
Company), (i) to all holders of record (Record Holders) of shares of its Common Stock, par value $0.001 per share (the Common Stock) and shares of its Series A-3 Convertible Participating
Preferred Stock, par value $0.001 per share (the Series A-3 Preferred Stock), and Series A-4 Convertible Participating Preferred Stock, par value $0.001 per share (the Series A-4 Preferred Stock and, together
with the Series A-3 Preferred Stock, the Preferred Stock), and (ii) to holders (Noteholders and, together with the Record Holders, the Rights Holders) of the 7.5% Convertible Senior Notes due
2026 pursuant to that certain Indenture, dated as of February 1, 2021 between HC2 Holdings, Inc., (nka INNOVATE Corp.) and U.S. Bank National Association, as Trustee (the 2026 Convertible Notes), that are entitled to participate
in dividend distributions to holders of the Common Stock, as of 5:00 p.m., New York City time, on March 6, 2024 (the Record Date), in connection with a distribution in a rights offering (the Rights Offering) of
transferable subscription rights (the Rights) to subscribe for and purchase shares of Common Stock. The Rights are described in the Companys Base Prospectus, dated October 6, 2023 (the Base
Prospectus), and the Prospectus Supplement, dated March 8, 2024 (the Prospectus Supplement and, together with the Base Prospectus, the Prospectus).Each Noteholder and Record Holder of Common Stock and
Preferred Stock as of 5:00 p.m., New York City time, on March 6, 2024 (the Record Date) will receive transferable subscription rights (the Rights) to purchase shares of Common Stock.
In the Rights Offering, the Company is offering up to an aggregate of $19.0 million of its Common Stock pursuant to the Prospectus. The
Rights may be exercised at any time during the subscription period, which commences on March 8, 2024 and ends at 5:00 p.m., New York City time, on March 25, 2024, unless extended in the sole discretion of the Company, (as it may be
extended, the Expiration Date). After the Expiration Date, unexercised Rights will be null and void.
As described in
the Prospectus, each Rights Holder is entitled to one Right for each share of Common Stock and each share of Preferred Stock, on an as-converted basis, owned by such holder on the Record Date, evidenced by transferable Rights certificates (the
Rights Certificates). Each Right allows the holder thereof to subscribe (the Basic Subscription Privilege) at the cash price of $0.70 per share (the Subscription Price) for 0.2858 shares of
Common Stock. The Rights are described in the Prospectus.
The Company will not be required to issue shares of Common Stock to you if
Computershare Trust Company, N.A. (the Subscription Agent) receives your Rights Certificate or your subscription payment after that time. The Company has the option to extend the Rights Offering by giving oral or written notice to
the Subscription Agent before the Rights Offering expires in the Companys sole discretion. If the Company elects to extend the Rights Offering, the Company will issue a press release announcing the extension no later than 9:00 a.m., New York
City time, on the next business day after the most recently announced Expiration Date of the Rights Offering.
The Company will not issue
fractional Rights in the Rights Offering. Instead, the number of Rights distributed will be rounded to the nearest whole number, with such adjustments as may be necessary to ensure that if all Rights are exercised, the gross proceeds to the Company
from the Rights Offering will equal $19.0 million. Rights may only be exercised in aggregate for whole numbers of shares of Common Stock; no fractional shares of the Common Stock will be issued in the Rights Offering. Any fractional shares of
the Common Stock created by the exercise of the Rights will be rounded down to the nearest whole share. A minimum of four Rights will be required to purchase one share of Common Stock. Rights Holders who are entitled to receive less than four Rights
on a pro rata basis will be distributed four Rights in the Rights Offering. Any excess subscription payments received by the Subscription Agent in respect of fractional shares will be returned promptly after the expiration of the Rights Offering, in
the manner in which made, without interest or deduction.