GERON CORP (GERN) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

Low Risk
Limited dilution potential
Last updated: May 06, 2026

Risk Assessment Details

Potential Dilution: 0.0% of current shares
Recent Dilution: 4.52% (2 years)
Historical Dilution Factor: minimal recent dilution
Outstanding Shares
640M
Potential Supply
0
Additional shares possible
Splits
None
Past 2 years

Summary

GERN currently has 642M outstanding shares. with minimal authorized share overhang for future dilution. The company has minimally diluted shareholders by 4.52% over the past 2 years.

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
May 06, 2026

10-Q filing | 641.5M shares outstanding

640M 0
Nov 07, 2025

10-Q filing | 667.1M shares outstanding

670M 0
Aug 06, 2025

10-Q filing | 666.2M shares outstanding

670M 0
May 07, 2025

10-Q filing | 665.9M shares outstanding

670M 0
Feb 27, 2025

10-K filing | 646.0M shares outstanding

650M 0
Nov 07, 2024

10-Q filing | 662.2M shares outstanding

660M 0
Aug 08, 2024

10-Q filing | 653.9M shares outstanding

650M 0
May 02, 2024

10-Q filing | 603.5M shares outstanding

600M 0
Mar 20, 2024

8-K filing: Geron Corporation entered into an underwriting agreement for the issuance and sale of 41,999,998 shares of common stock at $3.00 per share and pre-funded warrants to purchase 8,002,668 shares of common stock at $2.999 per warrant, with gross proceeds expected to be approximately $150.0 million before deducting underwriting discounts and estimated offering expenses.

570M 0
Feb 28, 2024

10-K filing | 570.6M shares outstanding

570M 0
Nov 02, 2023

10-Q filing | 579.5M shares outstanding

580M 0
Aug 03, 2023

10-Q filing | 547.3M shares outstanding

550M 0
May 11, 2023

10-Q filing | 544.5M shares outstanding

540M 0
Mar 16, 2023

10-K filing | 508.7M shares outstanding

510M 0
Jan 06, 2023

8-K filing: Geron Corporation entered into an underwriting agreement with Goldman Sachs & Co. LLC for the issuance and sale of 55,876,297 shares of common stock and pre-funded warrants to purchase 25,000,000 shares of common stock, with an option for the underwriters to purchase an additional 12,131,444 shares, at a price of $2.45 per share and $2.449 per pre-funded warrant, expected to close on January 10, 2023, with gross proceeds expected to be $198.1 million. ($0.0M proceeds)

410M 0
Nov 07, 2022

10-Q filing | 405.2M shares outstanding

410M 0
Aug 11, 2022

10-Q filing | 403.9M shares outstanding

400M 0
May 09, 2022

10-Q filing | 377.4M shares outstanding

380M 0
Mar 30, 2022

8-K filing: Geron Corporation entered into an underwriting agreement for the issuance and sale of 53,333,334 shares of common stock and pre-funded warrants to purchase 18,095,238 shares of common stock, together with accompanying warrants to purchase 35,714,286 shares of common stock, with expected gross proceeds of approximately $75.0 million. ($74.98M proceeds)

320M 0
Mar 10, 2022

10-K filing | 323.7M shares outstanding

320M 0
Nov 09, 2021

10-Q filing | 321.9M shares outstanding

320M 0
Aug 16, 2021

10-Q filing | 320.6M shares outstanding

320M 0
May 10, 2021

10-Q filing | 318.6M shares outstanding

320M 0
Mar 11, 2021

10-K filing | 318.5M shares outstanding

320M 0
Nov 05, 2020

10-Q filing | 310.5M shares outstanding

310M 0
Sep 04, 2020

S-3 filing: Geron Corporation files an S-3 registration statement to offer and sell up to $350,000,000 of any combination of common stock, preferred stock, debt securities and/or warrants, and registers an at-the-market offering to sell shares of its common stock through B. Riley FBR with an aggregate offering price of up to $100 million.

310M 0
Aug 06, 2020

10-Q filing | 310.5M shares outstanding

310M 0
May 28, 2020

10-Q filing | 203.3M shares outstanding

200M 0
May 26, 2020

8-K filing: Geron Corporation entered into an underwriting agreement for the issuance and sale of 107,049,375 shares of common stock and pre-funded warrants to purchase 8,335,239 shares of common stock, along with warrants to purchase 57,692,307 shares of common stock, with an expected closing on May 27, 2020, and gross proceeds of approximately $150 million before deducting underwriting discounts and estimated offering expenses. ($150.0M proceeds)

200M 0
Mar 12, 2020

10-K filing | 200.3M shares outstanding

200M 0
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