Disc Medicine, Inc. (IRON) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

Medium Risk
Moderate dilution risk
Last updated: August 07, 2025

Risk Assessment Details

Potential Dilution: 39.48% of current shares
Recent Dilution: 21.28% (2 years)
Historical Dilution Factor: moderate recent dilution
Outstanding Shares
35M
Potential Supply
14M
Additional shares possible
Splits
None
Past 2 years

Summary

IRON currently has 35M outstanding shares. with moderate dilution risk from 13.8M authorized shares representing 39.5% potential dilution. The company has diluted shareholders by 21.28% over the past 2 years through share issuances.

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
Aug 07, 2025

10-Q filing | 35.0M shares outstanding

35M 14M
May 07, 2025

10-Q filing | 33.3M shares outstanding

33M 14M
Feb 27, 2025

10-K filing | 34.6M shares outstanding

35M 14M
Nov 15, 2024

POS AM filing: This is a POS AM filing to deregister securities from a previous registration statement (Registration No. 333-275652) because the offerings have been terminated.

30M 14M
Nov 12, 2024

10-Q filing | 29.9M shares outstanding

30M 14M
Aug 08, 2024

10-Q filing | 29.7M shares outstanding

30M 14M
May 09, 2024

10-Q filing | 24.8M shares outstanding

25M 14M
Mar 21, 2024

10-K filing | 22.3M shares outstanding

22M 14M
Dec 05, 2023

POS AM filing: Disc Medicine, Inc. is filing a Post-Effective Amendment No. 1 to withdraw and remove from registration the remaining securities that were registered on the Registration Statement (No. 333-269272).

24M 14M
Nov 20, 2023

S-3 filing: The company may offer and sell up to $400,000,000 in aggregate principal amount of Common Stock, Preferred Stock, Debt Securities, Warrants or Units.

24M 14M
Nov 09, 2023

10-Q filing | 24.3M shares outstanding

24M 14M
Aug 11, 2023

10-Q filing | 21.5M shares outstanding

21M 14M
May 15, 2023

10-Q filing | 19.0M shares outstanding

19M 14M
Mar 31, 2023

10-K filing | 19.0M shares outstanding

19M 14M
Jan 18, 2023

S-3 filing: This is an S-3 filing for the resale of 12,635,956 shares of common stock by selling stockholders.

17M 14M
Jan 18, 2023

S-3 filing: The filing is for a shelf registration to offer and sell up to $300,000,000 in aggregate principal amount of Common Stock, Preferred Stock, and Debt Securities.

17M 14M
Dec 29, 2022
Stock Split

8-K filing | Stock split 1-for-10 | Outstanding: 43,264,616 → 16,923,285

17M 1.2M
Nov 10, 2022

10-Q filing | 43.3M shares outstanding

43M 12M
Aug 11, 2022

10-Q filing | 43.2M shares outstanding

43M 12M
May 06, 2022

10-Q filing | 43.2M shares outstanding

43M 12M
Mar 11, 2022

POS AM filing: This is a POS AM filing regarding the offering of 22,832,920 shares of Common Stock by Selling Securityholders.

43M 12M
Mar 10, 2022

10-K filing | 43.2M shares outstanding

43M 12M
Mar 10, 2022

POS AM filing: This is a POS AM filing for a secondary offering of common stock by selling securityholders. The company will not receive any proceeds from the sale.

43M 12M
Nov 15, 2021

10-Q filing | 43.1M shares outstanding

43M 41M
Aug 12, 2021

10-Q filing | 43.1M shares outstanding

43M 41M
May 13, 2021

10-Q filing | 43.1M shares outstanding

43M 41M
Mar 29, 2021

S-1/A filing: This S-1/A filing registers the offer and sale of up to 29,368,920 shares of common stock by selling securityholders.

43M 41M
Mar 29, 2021

10-K filing | 43.0M shares outstanding

43M 41M
Feb 17, 2021

S-1 filing: This S-1 filing registers up to 9,506,000 shares of common stock for sale by selling securityholders, originally issued in a private placement, with the company not receiving any proceeds from the sale.

45M 21M
Feb 03, 2021

8-K filing: Holders of 100 shares of FS Development's Class A common stock exercised their right to redeem their shares.

13M 12M
Nov 12, 2020

10-Q filing | 12.5M shares outstanding

13M 12M
Oct 15, 2020

8-K filing: FS Development Corp. entered into a merger agreement with Gemini Therapeutics, Inc., involving the issuance of 21,500,000 shares of Company Class A common stock and a private placement of 9,500,000 shares of Class A common stock at $10.00 per share. ($95.0M proceeds)

2.9M 12M
Aug 14, 2020

8-K filing: FS Development Corp. completed its IPO of 12,075,000 shares of Class A common stock at $10.00 per share, generating gross proceeds of $120,750,000, and also completed a private sale of 441,500 shares of Class A Common Stock to the Sponsor at $10.00 per share, generating gross proceeds of $4,415,000. ($125.17M proceeds)

2.9M 12M
Aug 07, 2020

S-1/A filing: This S-1/A filing details the terms of an offering for shares of Class A Common Stock, including firm securities and optional securities, as well as founder shares and sponsor shares purchase agreements.

2.9M 12M
Jul 24, 2020

S-1 filing: This is an initial public offering of Class A common stock for a blank check company.

2.9M 12M
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