FORM 4
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person *
Roberts Christopher Bruce
 2. Issuer Name and Ticker or Trading Symbol
Quantum Computing Inc. [QUBT] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
CFO and General Counsel
(Last)
(First)
(Middle)

5 MARINE VIEW PLAZA,, SUITE 214		 3. Date of Earliest Transaction (Month/Day/Year)
03/10/2026
(Street)

HOBOKEN, NJ 07030
(City)
(State)
(Zip)
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing
(Check applicable line)

__X__ Form Filed by One Reporting Person
_____ Form Filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3)

2. Transaction Date (Month/Day/Year)

2A. Deemed Execution Date, if any (Month/Day/Year)

3. Transaction Code (Instr. 8)

4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)

5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)

6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)

7. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

Amount

(A) or (D)

Price

Common Stock

03/10/2026 M 400,000A $6.851,201,300D 

Common Stock

03/10/2026 S 68,902 (1) D $7.8518 (2) 1,132,398D 

Common Stock

03/11/2026 S 9,360 (1) D $7.852 (2) 1,123,038D 


Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security
(Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code
(Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Employee Stock Option (right to buy)

 $6.8503/10/2026 M  400,000  (3) 05/25/2026

Common Stock

400,000 $ 0 300,000D 

Explanation of Responses:
1.

Sale of shares to cover the exercise price, withholding tax obligations and broker fees and commissions, pursuant to a broker assisted cashless exercise of vested stock options granted on April 26, 2021 under the 2019 Quantum Computing Inc. Equity and Incentive Plan.

2.

The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $7.8500 to $7.8550 on March 10, 2026 and March 11, 2026. The Reporting Person undertakes to provide the Registrant, any securityholder of the Registrant, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

3.

The stock option was granted on April 26, 2021 (the "Date of Grant"), and had a vesting commencement date of April 26, 2021. The options vested as follows: (i) 150,000 Options vested immediately upon grant (ii) 83,333 Options vested on the 12-month anniversary of the Date of Grant (iii), 83,333 Options vested on the 24-month anniversary of the Date of Grant and (iv) 83,334 Options vested on the 36-month anniversary of the Date of Grant.



Signatures

/s/ Christopher Bruce Roberts

03/11/2026
** Signature of Reporting PersonDate
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