Robert B. Fagenson - 09 Sep 2025 Form 4 Insider Report for Quantum Computing Inc. (QUBT)

Reporting relationship: Director
Issuer ticker: QUBT
Reported as of: 09 Sep 2025
Net transaction value: -$1,556,005
SEC form: 4
Accepted by SEC: 17 Sep 2025, 16:42:06 UTC
Prior SEC filing: 21 Feb 2025
Next SEC filing: 14 Apr 2026
Source filing: View source filing
Reporting owner signature: /s/ Robert Fagenson

Key filing fact

Robert B. Fagenson filed Form 4 for Quantum Computing Inc. (QUBT) on 17 Sep 2025.

Key facts

This page summarizes Robert B. Fagenson's Form 4 filing for Quantum Computing Inc. (QUBT).
5 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 17 Sep 2025, 16:42.

Change

Previous filing in this sequence was filed on 21 Feb 2025.
Current net transaction value: -$1,556,005.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001215183 Primary reporting owner

FAGENSON ROBERT B

Relationship: Director
Address: 5 MARINE VIEW PLZ #214, HOBOKEN
Signature: /s/ Robert Fagenson
Signature date: 17 Sep 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

QUBT transaction

Common Stock

Sale

Transaction value: $225,298
Shares: -15,000
Change %: -15%
Price: $15.02
Shares after: 85,000
Date: 09 Sep 2025
Ownership: See foonote
Footnotes: F1

QUBT transaction

Common Stock

Sale

Transaction value: $543,053
Shares: -35,000
Change %: -41%
Price: $15.52
Shares after: 50,000
Date: 10 Sep 2025
Ownership: See foonote
Footnotes: F1

QUBT transaction

Common Stock

Sale

Transaction value: $468,882
Shares: -30,000
Change %: -60%
Price: $15.63
Shares after: 20,000
Date: 11 Sep 2025
Ownership: See foonote
Footnotes: F1

QUBT transaction

Common Stock

Sale

Transaction value: $234,362
Shares: -15,000
Change %: -75%
Price: $15.62
Shares after: 5,000
Date: 12 Sep 2025
Ownership: See foonote
Footnotes: F1

QUBT transaction

Common Stock

Sale

Transaction value: $84,410
Shares: -5,000
Change %: -100%
Price: $16.88
Shares after: 0
Date: 15 Sep 2025
Ownership: See foonote
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

Fagenson Fixed Income Partners, LLC, for which the reporting person serves as managing member, sold a total of 100,000 shares of the Issuer's common stock from September 9 to September 12, 2025.