Q32 Bio Inc. (QTTB) - Dilution Analysis

Visualizing historical and potential share dilution over time

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Dilution Analysis

High Risk

Significant dilution risk

Last updated: July 17, 2026

Risk Assessment Details

Potential Dilution: 1068.99% of current shares

Recent Dilution: 37.72% (2 years)

Historical Dilution Factor: significant recent dilution

Outstanding Shares

17M

Potential Supply

180M

Additional shares possible

Splits

None

Past 2 years

Summary

QTTB currently has 17M outstanding shares. with significant dilution risk as 181M authorized shares could dilute existing holders by 1069.0%. The company has significantly diluted shareholders by 37.72% over the past 2 years, indicating aggressive capital raising.

Share Structure Timeline

Outstanding Shares

Total Supply

Historical Data Points

Date	Event	Outstanding	Supply
Jul 17, 2026	S-3 filing: This prospectus relates to the registration and resale of up to 6,875,000 shares of common stock by selling stockholders, including 6,725,000 outstanding shares and 150,000 shares issuable upon the exercise of pre-funded warrants.	17M	180M
Jun 25, 2026	S-3 filing: The company is filing a shelf registration to offer up to $300,000,000 of common stock, preferred stock, debt securities, warrants, and units.	17M	170M
May 05, 2026	10-Q filing \| 17.0M shares outstanding	17M	150M
Mar 10, 2026	10-K filing \| 14.6M shares outstanding	15M	150M
Nov 13, 2025	10-Q filing \| 12.2M shares outstanding	12M	150M
Aug 06, 2025	10-Q filing \| 12.2M shares outstanding	12M	150M
May 08, 2025	10-Q filing \| 12.2M shares outstanding	12M	150M
Apr 11, 2025	S-3 filing: The company may offer up to $200,000,000 in aggregate principal amount of common stock, preferred stock, debt securities, warrants, and units in one or more offerings.	12M	150M
Apr 11, 2025	POS AM filing: This prospectus relates to the proposed offer and resale of up to 1,682,045 shares of common stock by the selling stockholders.	12M	150M
Mar 11, 2025	10-K filing \| 12.2M shares outstanding	12M	35M
Nov 07, 2024	10-Q filing \| 12.1M shares outstanding	12M	35M
Aug 08, 2024	10-Q filing \| 12.0M shares outstanding	12M	35M
May 09, 2024	10-Q filing \| 11.9M shares outstanding	12M	35M
Apr 19, 2024	S-1 filing: Registration of resale of common stock by selling stockholders.	58M	0
Mar 13, 2024	10-K filing \| 57.8M shares outstanding	58M	0
Nov 14, 2023	10-Q filing \| 57.9M shares outstanding	58M	0
Aug 14, 2023	10-Q filing \| 57.8M shares outstanding	58M	0
May 11, 2023	10-Q filing \| 57.7M shares outstanding	58M	0
Mar 09, 2023	S-3 filing: The company may offer and sell up to $250,000,000 in common stock, preferred stock, and debt securities from time to time.	57M	0
Mar 09, 2023	10-K filing \| 57.4M shares outstanding	57M	0
Nov 10, 2022	10-Q filing \| 57.4M shares outstanding	57M	0
Aug 15, 2022	10-Q filing \| 57.4M shares outstanding	57M	0
May 16, 2022	10-Q filing \| 57.3M shares outstanding	57M	0
Mar 23, 2022	10-K filing \| 57.4M shares outstanding	57M	0
Nov 15, 2021	10-Q filing \| 57.2M shares outstanding	57M	0
Aug 12, 2021	10-Q filing \| 57.1M shares outstanding	57M	0
May 06, 2021	10-Q filing \| 57.1M shares outstanding	57M	0
Mar 11, 2021	10-K filing \| 50.5M shares outstanding	50M	0
Mar 11, 2021	POS AM filing: The company has an agreement to sell shares of its common stock from time to time through Cowen, acting as its agent, for an aggregate offering price of up to $148,391,990.	45M	0
Nov 09, 2020	10-Q filing \| 45.3M shares outstanding	45M	0
Aug 10, 2020	10-Q filing \| 45.2M shares outstanding	45M	0
May 07, 2020	10-Q filing \| 45.2M shares outstanding	45M	0
Mar 12, 2020	10-K filing \| 45.2M shares outstanding	45M	0

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