Quantum Computing Inc. (QUBT) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

Medium Risk
Moderate dilution risk
Last updated: May 11, 2026

Risk Assessment Details

Potential Dilution: 0.0% of current shares
Recent Dilution: 108.33% (2 years)
Historical Dilution Factor: significant recent dilution
Outstanding Shares
220M
Potential Supply
0
Additional shares possible
Splits
None
Past 2 years

Summary

QUBT currently has 224M outstanding shares. with minimal authorized share overhang for future dilution. The company has significantly diluted shareholders by 108.33% over the past 2 years, indicating aggressive capital raising.

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
May 11, 2026

10-Q filing | 224.0M shares outstanding

220M 0
Nov 14, 2025

10-Q filing | 224.1M shares outstanding

220M 0
Oct 08, 2025

8-K filing: Quantum Computing Inc. completed a private placement of 37,183,937 shares of common stock, resulting in gross proceeds of approximately $750 million. ($750.0M proceeds)

160M 0
Aug 14, 2025

10-Q filing | 159.9M shares outstanding

160M 0
Jul 03, 2025

S-1 filing: This S-1 filing is for the offering and resale of up to 14,035,089 shares of common stock by selling stockholders.

140M 0
Jun 25, 2025

8-K filing: Quantum Computing Inc. entered into securities purchase agreements to issue 14,035,089 shares of common stock at $14.25 per share in a private placement, resulting in gross proceeds of approximately $200 million. ($200.0M proceeds)

140M 0
May 15, 2025

10-Q filing | 135.2M shares outstanding

140M 0
Mar 20, 2025

10-K filing | 137.2M shares outstanding

140M 0
Jan 22, 2025

S-1 filing: This S-1 filing relates to the offering and resale of common stock by selling stockholders, including PIPE shares and shares issuable upon exercise of placement agent warrants.

93M 0
Jan 08, 2025

8-K filing: Quantum Computing Inc. entered into securities purchase agreements to issue 8,163,266 shares of common stock at $12.25 per share in a private placement, expected to result in gross proceeds of approximately $100 million, and also entered into a Placement Agency Agreement with Titan Partners Group LLC. ($100.0M proceeds)

93M 0
Dec 20, 2024

S-1 filing: This S-1 filing relates to the offering and resale of up to 8,960,000 shares of common stock by selling stockholders.

93M 0
Dec 12, 2024

8-K filing: Quantum Computing Inc. entered into securities purchase agreements for a registered direct offering and a concurrent private placement, issuing a total of 10,000,000 shares of common stock at $5.00 per share. ($50.0M proceeds)

93M 0
Nov 15, 2024

8-K filing: Quantum Computing Inc. entered into securities purchase agreements to issue 16,000,000 shares of common stock at $2.50 per share in a registered direct offering, resulting in gross proceeds of $40 million. ($40.0M proceeds)

93M 0
Nov 06, 2024

10-Q filing | 93.0M shares outstanding

93M 0
Oct 02, 2024

10-Q filing | 93.6M shares outstanding

94M 0
Oct 02, 2024

10-Q filing | 91.3M shares outstanding

91M 0
Apr 01, 2024

10-K filing | 95.9M shares outstanding

96M 0
Mar 25, 2024

8-K filing: Quantum Computing Inc. entered into a Redemption and Waiver Agreement to redeem all outstanding shares of its Series A Convertible Preferred Stock for an aggregate cash purchase price of $8,195,000, with 82,783 shares redeemed for $455,307 as of March 25, 2024. ($0.46M proceeds)

75M 0
Nov 13, 2023

10-Q filing | 75.1M shares outstanding

75M 0
Aug 14, 2023

10-Q filing | 67.2M shares outstanding

67M 0
May 12, 2023

10-Q filing | 60.5M shares outstanding

60M 0
Mar 30, 2023

10-K filing | 56.0M shares outstanding

56M 0
Jan 06, 2023

S-3/A filing: Quantum Computing Inc. is filing a registration statement for the offering of up to 32,940,738 shares of common stock by certain selling stockholders.

56M 0
Dec 29, 2022

S-3 filing: This S-3 filing registers 32,940,738 shares of common stock for resale by selling stockholders, including shares issuable upon exercise of warrants. The company will not receive proceeds from the sale of these shares, except for nominal proceeds from warrant exercises.

56M 5.7M
Nov 14, 2022

10-Q filing | 53.3M shares outstanding

53M 0
Nov 04, 2022

S-3/A filing: This is an S-3/A filing regarding the offering of common stock, preferred stock and debt securities.

34M 0
Oct 28, 2022

S-3 filing: Quantum Computing Inc. intends to offer a combination of common stock, preferred stock, debt securities, and warrants with a total value of up to $100,000,000.

34M 0
Aug 15, 2022

10-Q filing | 33.9M shares outstanding

34M 0
Jun 01, 2022

S-3/A filing: This S-3/A filing registers 4,912,671 shares of common stock for resale by selling stockholders.

29M 0
May 23, 2022

10-Q filing | 29.2M shares outstanding

29M 0
May 23, 2022

8-K filing: Quantum Computing Inc. entered into an agreement to acquire QPhoton, Inc. through a series of merger transactions, involving the issuance of common stock, preferred stock, and warrants.

29M 0
Apr 27, 2022

S-3 filing: This S-3 filing relates to the resale of up to 4,912,671 shares of common stock by selling stockholders.

29M 0
Mar 15, 2022

10-K filing | 29.2M shares outstanding

29M 0
Dec 17, 2021

8-K filing: Quantum Computing Inc. amended securities purchase agreements and warrants related to a private placement of Series A Convertible Preferred Stock to clarify restrictions based on Nasdaq Listing Rule 5635(d), limiting the issuance of Common Stock upon conversion or exercise to comply with the 19.99% Cap.

29M 0
Nov 17, 2021

8-K filing: Quantum Computing Inc. completed a private placement offering, issuing 1,545,459 shares of Series A Convertible Preferred Stock and warrants to purchase 1,545,459 shares of common stock for $8,500,000. The Series A Preferred Stock has a conversion price of $5.50, subject to adjustment for stock splits, dividends, recapitalizations and similar corporate events. A new Series A Preferred Stock was established with 2,000,000 shares. ($8.5M proceeds)

29M 0
Nov 05, 2021

10-Q filing | 29.2M shares outstanding

29M 0
Aug 16, 2021

10-Q filing | 29.2M shares outstanding

29M 0
May 13, 2021

10-Q filing | 28.9M shares outstanding

29M 0
Mar 18, 2021

10-K filing | 28.7M shares outstanding

29M 0
Nov 13, 2020

10-Q filing | 17.8M shares outstanding

18M 3.1M
Aug 10, 2020

10-Q filing | 12.1M shares outstanding

12M 8.8M
Jun 02, 2020

S-1/A filing: Quantum Computing Inc. is filing a registration statement for an offering of up to 12,991,384 shares of common stock by Oasis Capital, LLC, consisting of shares issuable under an Equity Purchase Agreement and previously issued shares.

7.9M 13M
Jun 02, 2020

S-1/A filing: Quantum Computing Inc. is filing a Registration Statement on Form S-1 in connection with the offering from time to time of up to 9,516,666 shares of the Company's common stock by Oasis Capital, LLC, consisting of shares issuable pursuant to an Equity Purchase Agreement and shares previously issued to Oasis.

7.9M 13M
Jun 02, 2020

8-K filing: Quantum Computing Inc. amended a warrant agreement with Auctus Fund, LLC, revising the exercise prices of certain warrants and disclosing that Auctus has partially exercised warrants to purchase up to an additional 333,000 shares of Common Stock at $1.00. ($0.33M proceeds)

7.9M 13M
May 21, 2020

S-1 filing: This S-1 filing relates to the offer and resale of up to 12,991,384 shares of common stock by Oasis Capital, LLC, with the company potentially selling up to $10,000,000 worth of common stock to Oasis under an Equity Purchase Agreement.

7.9M 13M
May 12, 2020

10-Q filing | 7.9M shares outstanding

7.9M 0
Mar 27, 2020

10-K filing | 7.8M shares outstanding

7.8M 0
Feb 25, 2020

8-K filing: Auctus Fund, LLC amended its warrant agreement with Quantum Computing Inc. to revise the exercise price of the warrant from $2.75 per share to $1.50 per share, while keeping the number of shares issuable under the warrant unchanged.

N/A 0
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