SEC Filing Document

Company: DUKE Robotics Corp.
Ticker: DUKR
CIK: 1638911
Filing Type: S-1/A
Document Type: EX-4.3
Date Filed: 2026-04-27
Accession Number: 0001213900-26-048102
Exchange: OTC
SIC Code: 3721
SIC Description: Aircraft
URL: https://www.sec.gov/Archives/edgar/data/1638911/000121390026048102/ea028763601ex4-3.htm

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including but not limited to its right to indemnity hereunder. If for any reason it becomes necessary or appropriate or at the request of the Company, the predecessor Warrant Agent shall execute and deliver, at the expense of the Company, an instrument transferring to such successor Warrant Agent all the authority, powers, and rights of such predecessor Warrant Agent hereunder; and upon request of any successor Warrant Agent the Company shall make, execute, acknowledge, and deliver any and all instruments in writing for more fully and effectually vesting in and confirming to such successor Warrant Agent all such authority, powers, rights, immunities, duties, and obligations. 7.14.2. Notice of Successor Warrant Agent. In the event a successor Warrant Agent shall be appointed, the Company shall give notice thereof to the predecessor Warrant Agent and the transfer agent for the Common Stock not later than the effective date of any such appointment.

7.14.3. Merger or Consolidation
of Warrant Agent. Any person into which the Warrant Agent may be merged or converted or with which it may be consolidated or any person
resulting from any merger, conversion or consolidation to which the Warrant Agent shall be a party or any person succeeding to the shareowner
services business of the Warrant Agent or any successor Warrant Agent shall be the successor Warrant Agent under this Warrant Agreement,
without any further act or deed. For purposes of this Warrant Agreement, “person” shall mean any individual, firm, corporation,
partnership, limited liability company, joint venture, association, trust or other entity, and shall include any successor (by merger
or otherwise) thereof or thereto.

8. Miscellaneous Provisions.

8.1. Persons Having Rights
under this Warrant Agreement. Nothing in this Warrant Agreement expressed and nothing that may be implied from any of the provisions
hereof is intended, or shall be construed, to confer upon, or give to, any person or corporation other than the parties hereto any right,
remedy, or claim under or by reason of this Warrant Agreement or of any covenant, condition, stipulation, promise, or agreement hereof.

8.2. Examination of the
Warrant Agreement. A copy of this Warrant Agreement shall be available at all reasonable times at the office of the Warrant Agent
designated for such purpose for inspection by any Holder. Prior to such inspection, the Warrant Agent may require any such holder to provide
reasonable evidence of its interest in the Warrants.

8.3. Counterparts.
This Warrant Agreement may be executed in any number of original, facsimile or electronic counterparts and each of such counterparts shall
for all purposes be deemed to be an original, and all such counterparts shall together constitute but one and the same instrument.

8.4. Effect of Headings.
The Section headings herein are for convenience only and are not part of this Warrant Agreement and shall not affect the interpretation
thereof.

9. Certain Definitions. As used herein,
the following terms shall have the following meanings:

(a) “Trading Day” means any
day on which the Common Stock is traded on the Trading Market, or, if the Trading Market is not the principal trading market for the Common
Stock, then on the principal securities exchange or securities market in the United States on which the Common Stock is then traded, provided
that “Trading Day” shall not include any day on which the Common Stock is are scheduled to trade on such exchange or market
for less than 4.5 hours or any day that the Common Stock is suspended from trading during the final hour of trading on such exchange or
market (or if such exchange or market does not designate in advance the closing time of trading on such exchange or market, then during
the hour ending at 4:00 P.M., Eastern Standard Time).

(b) “Trading Market” means
NYSE American, the Nasdaq Capital Market, the Nasdaq Global Market, the Nasdaq Global Select Market or the New York Stock Exchange.

[Signature Page Follows]

IN WITNESS WHEREOF, this Warrant Agent Agreement has been duly executed
by the parties hereto as of the day and year first above written.

DUKE Robotics Corp.

Name:

Title:

Equiniti Trust Company LLC

Name:

Title:

EXHIBIT A

[GLOBAL
WARRANT]

EXHIBIT B

WARRANT CERTIFICATE REQUEST NOTICE

To: ___________ as Warrant Agent for __________
(the “Company”)

The undersigned Holder of Common Stock Purchase
Warrants (“Warrants”) in the form of Global Warrants issued by the Company hereby elects to receive a Warrant Certificate
evidencing the Warrants held by the Holder as specified below:

1.	Name of Holder of Warrants in form of Global Warrants: _____________________________

2.	Name of Holder in Warrant Certificate (if different from name of Holder of Warrants in form of Global Warrants): ________________________________

3.	Number of Warrants in name of Holder in form of Global Warrants: ___________________

4.	Number of Warrants for which Warrant Certificate shall be issued: __________________

5.	Number of Warrants in name of Holder in form of Global Warrants after issuance of Warrant Certificate, if any: ___________

6.	Warrant Certificate shall be delivered to the following address:

The undersigned hereby acknowledges and agrees
that, in connection with this Warrant Exchange and the issuance of the Warrant Certificate, the Holder is deemed to have surrendered the
number of Warrants in form of Global Warrants in the name of the Holder equal to the number of Warrants evidenced by the Warrant Certificate.

[SIGNATURE
OF HOLDER]

Name of Investing Entity: ____________________________________________________

Signature of Authorized Signatory of Investing
Entity: ______________________________

Name of Authorized Signatory: ________________________________________________

Title of Authorized Signatory: _________________________________________________

Date: _______________________________________________________________