Arbutus Biopharma Corp (ABUS) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

Low Risk
Limited dilution potential
Last updated: May 13, 2026

Risk Assessment Details

Potential Dilution: 9.67% of current shares
Recent Dilution: 5.94% (2 years)
Historical Dilution Factor: minimal recent dilution
Outstanding Shares
200M
Potential Supply
19M
Additional shares possible
Splits
None
Past 2 years

Summary

ABUS currently has 195M outstanding shares. with limited dilution risk as only 18.9M additional shares (9.7%) are authorized for issuance. The company has minimally diluted shareholders by 5.94% over the past 2 years.

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
May 13, 2026

10-Q filing | 195.2M shares outstanding

200M 19M
Mar 23, 2026

10-K filing | 191.6M shares outstanding

190M 22M
Nov 13, 2025

10-Q filing | 191.8M shares outstanding

190M 22M
May 14, 2025

10-Q filing | 190.7M shares outstanding

190M 23M
Mar 27, 2025

10-K filing | 185.6M shares outstanding

190M 28M
Nov 06, 2024

10-Q filing | 189.0M shares outstanding

190M 25M
Nov 06, 2024

S-3 filing: The company may offer common shares, preferred shares, warrants, debt securities, or units up to an aggregate initial offering price of $300,000,000.

190M 25M
Aug 08, 2024

10-Q filing | 188.0M shares outstanding

190M 210K
May 02, 2024

10-Q filing | 175.6M shares outstanding

180M 13M
Mar 05, 2024

10-K filing | 166.0M shares outstanding

170M 22M
Nov 07, 2023

10-Q filing | 167.5M shares outstanding

170M 21M
Aug 03, 2023

10-Q filing | 166.1M shares outstanding

170M 22M
May 04, 2023

10-Q filing | 161.6M shares outstanding

160M 27M
Mar 02, 2023

10-K filing | 150.9M shares outstanding

150M 37M
Nov 09, 2022

10-Q filing | 151.0M shares outstanding

150M 37M
Aug 04, 2022

10-Q filing | 148.8M shares outstanding

150M 39M
May 05, 2022

10-Q filing | 148.4M shares outstanding

150M 40M
Mar 03, 2022

10-K filing | 148.6M shares outstanding

150M 40M
Dec 13, 2021

8-K filing: Arbutus Biopharma Corporation entered into an Exclusive License Agreement with Qilu Pharmaceutical Co., Ltd. and a Share Purchase Agreement with Anchor Life Limited, an affiliate of Qilu Pharmaceutical, for the sale of 3,579,952 common shares at $4.19 per share, resulting in gross proceeds of $15.0 million. ($15.0M proceeds)

140M 53M
Nov 04, 2021

S-3 filing: Arbutus Biopharma Corporation files an S-3 registration statement for the potential offering of common shares, preferred shares, warrants, debt securities, or units up to an aggregate initial offering price of $250,000,000, as well as the potential resale of up to 38,847,462 common shares by a selling shareholder.

97M 91M
Nov 04, 2021

10-Q filing | 135.3M shares outstanding

140M 53M
Oct 08, 2021

8-K filing: Arbutus Biopharma Corporation is offering up to $75.0 million of its common shares under a prospectus supplement and has sold an aggregate of 11,869,217 common shares for net proceeds of approximately $44.9 million during the three months ended September 30, 2021. ($44.9M proceeds)

97M 53M
Aug 05, 2021

10-Q filing | 96.9M shares outstanding

97M 53M
May 05, 2021

10-Q filing | 93.4M shares outstanding

93M 56M
Mar 04, 2021

10-K filing | 95.6M shares outstanding

96M 54M
Nov 05, 2020

10-Q filing | 84.9M shares outstanding

85M 64M
Aug 28, 2020

S-3 filing: Arbutus Biopharma Corporation files an S-3 registration statement to register an indeterminate number of common shares, preferred shares, warrants to purchase common shares, preferred shares or debt securities, such indeterminate principal amount of debt securities and a combination of such securities, separately or as units, as may be sold by the registrant from time to time, which collectively shall have an aggregate initial offering price not to exceed $200,000,000.

81M 68M
Aug 07, 2020

10-Q filing | 80.9M shares outstanding

81M 0
May 11, 2020

10-Q filing | 69.0M shares outstanding

69M 0
Mar 05, 2020

10-K filing | 68.9M shares outstanding

69M 0
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