Equillium, Inc. (EQ) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

High Risk
Significant dilution risk
Last updated: May 13, 2026

Risk Assessment Details

Potential Dilution: 159.59% of current shares
Recent Dilution: 82.21% (2 years)
Historical Dilution Factor: significant recent dilution
Outstanding Shares
63M
Potential Supply
100M
Additional shares possible
Splits
None
Past 2 years

Summary

EQ currently has 63.2M outstanding shares. with significant dilution risk as 101M authorized shares could dilute existing holders by 159.6%. The company has significantly diluted shareholders by 82.21% over the past 2 years, indicating aggressive capital raising.

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
May 13, 2026

10-Q filing | 63.2M shares outstanding

63M 100M
Apr 07, 2026

S-3 filing: This S-3 filing covers the offer and resale of 18,878,101 shares of common stock by a selling stockholder, including shares issuable upon the exercise of pre-funded warrants, with the company not receiving any proceeds from the sale.

61M 100M
Nov 13, 2025

S-3 filing: The company is filing an S-3 to register the offer and sale of up to $250,000,000 of common stock, preferred stock, and debt securities.

61M 85M
Nov 13, 2025

10-Q filing | 65.3M shares outstanding

65M 4.9M
Sep 09, 2025

S-3 filing: This is an S-3 filing for the offer and resale of up to 52,631,579 shares of common stock by selling stockholders, including shares issuable upon the exercise of pre-funded warrants, with the company not receiving any proceeds from the sale.

60M 11M
Aug 14, 2025

10-Q filing | 59.5M shares outstanding

60M 0
May 14, 2025

10-Q filing | 35.6M shares outstanding

36M 0
Mar 27, 2025

10-K filing | 35.4M shares outstanding

35M 0
Nov 13, 2024

10-Q filing | 35.4M shares outstanding

35M 0
Aug 08, 2024

10-Q filing | 35.3M shares outstanding

35M 0
May 09, 2024

10-Q filing | 35.3M shares outstanding

35M 0
Mar 25, 2024

10-K filing | 34.7M shares outstanding

35M 0
Nov 08, 2023

10-Q filing | 34.9M shares outstanding

35M 0
Aug 09, 2023

10-Q filing | 34.4M shares outstanding

34M 0
May 11, 2023

10-Q filing | 34.4M shares outstanding

34M 0
Mar 23, 2023

10-K filing | 33.7M shares outstanding

34M 0
Jan 06, 2023

S-3 filing: The filing is an S-3 registration statement for a shelf offering of up to $250,000,000 of common stock, preferred stock, debt securities, and warrants.

34M 0
Nov 14, 2022

10-Q filing | 34.4M shares outstanding

34M 0
Aug 15, 2022

10-Q filing | 34.3M shares outstanding

34M 0
May 12, 2022

10-Q filing | 34.3M shares outstanding

34M 0
Mar 23, 2022

10-K filing | 34.3M shares outstanding

34M 0
Nov 10, 2021

10-Q filing | 29.4M shares outstanding

29M 0
Aug 10, 2021

10-Q filing | 29.4M shares outstanding

29M 0
May 13, 2021

10-Q filing | 29.0M shares outstanding

29M 0
Mar 24, 2021

10-K filing | 29.0M shares outstanding

29M 0
Feb 04, 2021

8-K filing: Equillium, Inc. entered into a securities purchase agreement with two leading life sciences investors managed by Decheng Capital, relating to the issuance and sale of 4,285,710 units, with each Unit consisting of one share of the Company's common stock and a warrant to purchase 0.3 of a share of Common Stock for gross proceeds of approximately $30 million. ($60.0M proceeds)

25M 0
Nov 10, 2020

10-Q filing | 24.7M shares outstanding

25M 0
Aug 14, 2020

8-K filing: Equillium, Inc. entered into an underwriting agreement for a public offering of 5,000,000 shares of common stock at $7.00 per share, with an option for the underwriters to purchase up to 750,000 additional shares. ($35.0M proceeds)

19M 0
Aug 12, 2020

10-Q filing | 19.3M shares outstanding

19M 0
May 13, 2020

10-Q filing | 17.7M shares outstanding

18M 0
Mar 30, 2020

S-1 filing: This S-1 filing describes a potential offering of common stock by a selling stockholder. The company will pay the expenses of registering these shares, but all selling and other expenses incurred by the selling stockholder will be paid by the selling stockholder.

18M 0
Mar 26, 2020

10-K filing | 17.6M shares outstanding

18M 0
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