Quantum-Si Inc (QSI) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

High Risk
Significant dilution risk
Last updated: November 05, 2025

Risk Assessment Details

Potential Dilution: 38.12% of current shares
Recent Dilution: 72.89% (2 years)
Historical Dilution Factor: significant recent dilution
Outstanding Shares
210M
Potential Supply
80M
Additional shares possible
Splits
None
Past 2 years

Summary

QSI currently has 209M outstanding shares. with moderate dilution risk from 79.7M authorized shares representing 38.1% potential dilution. The company has significantly diluted shareholders by 72.89% over the past 2 years, indicating aggressive capital raising.

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
Nov 05, 2025

10-Q filing | 209.0M shares outstanding

210M 80M
Oct 09, 2025

S-3/A filing: The filing is for a shelf offering of up to $300,000,000 in a combination of Class A common stock, preferred stock, and debt securities.

160M 80M
Aug 05, 2025

10-Q filing | 183.6M shares outstanding

180M 13M
Jul 07, 2025

8-K filing: Quantum-Si Incorporated entered into a securities purchase agreement for a registered direct offering of 18,200,000 shares of Class A common stock at $1.67 per share and pre-funded warrants to purchase 11,740,119 shares, with gross proceeds expected to be approximately $50 million. ($30.49M proceeds)

160M 13M
May 15, 2025

10-Q filing | 163.6M shares outstanding

160M 13M
Mar 03, 2025

10-K filing | 163.2M shares outstanding

160M 13M
Jan 06, 2025

8-K filing: Quantum-Si Incorporated entered into a securities purchase agreement to issue and sell 15,625,000 shares of Class A common stock at $3.20 per share in a registered direct offering, with gross proceeds expected to be $50 million. ($50.0M proceeds)

120M 13M
Nov 12, 2024

10-Q filing | 122.8M shares outstanding

120M 13M
Aug 07, 2024

10-Q filing | 122.4M shares outstanding

120M 13M
May 09, 2024

10-Q filing | 121.9M shares outstanding

120M 13M
Feb 29, 2024

10-K filing | 121.8M shares outstanding

120M 13M
Nov 09, 2023

10-Q filing | 121.8M shares outstanding

120M 13M
Aug 07, 2023

10-Q filing | 121.8M shares outstanding

120M 13M
May 11, 2023

10-Q filing | 121.6M shares outstanding

120M 13M
Mar 17, 2023

10-K filing | 120.0M shares outstanding

120M 13M
Nov 08, 2022

10-Q filing | 119.9M shares outstanding

120M 13M
Aug 08, 2022

10-Q filing | 119.4M shares outstanding

120M 13M
Jul 15, 2022

POS AM filing: This is a POS AM filing registering shares of Class A common stock, Class B common stock, and warrants offered by selling securityholders and shares of Class A common stock issuable upon exercise of warrants.

140M 13M
May 10, 2022

10-Q filing | 119.0M shares outstanding

120M 13M
Mar 02, 2022

POS AM filing: This POS AM filing relates to the issuance of Class A common stock upon exercise of warrants, and resale of Class A and Class B common stock and warrants by selling securityholders.

140M 13M
Mar 01, 2022

10-K filing | 118.7M shares outstanding

120M 60M
Nov 15, 2021

10-Q filing | 117.5M shares outstanding

120M 60M
Aug 16, 2021

10-Q filing | 116.5M shares outstanding

120M 60M
Jul 19, 2021

S-1/A filing: This is an S-1/A filing detailing information not required in the prospectus, including expenses of issuance and distribution, indemnification of directors and officers, and recent sales of unregistered securities.

140M 60M
Jul 02, 2021

S-1 filing: Quantum-Si Incorporated is offering shares of Class A and Class B common stock, and warrants, including those to be issued upon exercise of Private Placement Warrants and Public Warrants.

140M 140M
Jun 15, 2021

8-K filing: HighCape sold 42,500,000 shares of Class A common stock to PIPE Investors at $10.00 per share for gross proceeds of $425,000,000 and 696,250 shares of Class A common stock to the Foresite Funds at $0.001 per share for gross proceeds of $695.25. ($425.0M proceeds)

12M 13M
Mar 30, 2021

10-K filing | 11.9M shares outstanding

12M 13M
Feb 18, 2021

8-K filing: HighCape Capital Acquisition Corp. entered into a business combination agreement with Quantum-SI Incorporated, involving a merger and related transactions, including PIPE Financing and subscription agreements with Foresite Funds, leading to the renaming of HighCape to Quantum-SI Incorporated, and mentions of potential stock dividends or subdivisions related to New Quantum-SI Class B common stock. ($425.0M proceeds)

12M 13M
Nov 13, 2020

10-Q filing | 11.9M shares outstanding

12M 13M
Sep 09, 2020

8-K filing: HighCape Capital Acquisition Corp. consummated its IPO of 11,500,000 units at $10.00 per unit, generating gross proceeds of $115,000,000, and also completed a private sale of 405,000 units to HighCape Capital Acquisition LLC at $10.00 per unit, generating gross proceeds of $4,050,000. ($119.05M proceeds)

2.9M 13M
Aug 31, 2020

S-1/A filing: HighCape Capital Acquisition Corp. is a blank check company formed for the purpose of effecting a merger, capital stock exchange, asset acquisition, stock purchase, reorganization, or similar business combination.

2.9M 13M
Aug 10, 2020

S-1/A filing: The company is issuing 10,000,000 units, each consisting of one share of Class A common stock and one-half of one redeemable warrant, at a price of $10.00 per unit.

13M 10M
Aug 03, 2020

S-1 filing: Initial public offering of 10,000,000 units at $10.00 per unit, each unit consisting of one share of Class A common stock and one-half of one redeemable warrant.

13M 10M
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