Serina Therapeutics, Inc. (SER) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

High Risk
Significant dilution risk
Last updated: May 22, 2026

Risk Assessment Details

Potential Dilution: 88.56% of current shares
Recent Dilution: 360.43% (2 years)
Historical Dilution Factor: significant recent dilution
Outstanding Shares
16M
Potential Supply
15M
Additional shares possible
Splits
None
Past 2 years

Summary

SER currently has 16.5M outstanding shares. with significant dilution risk as 14.6M authorized shares could dilute existing holders by 88.6%. The company has significantly diluted shareholders by 360.43% over the past 2 years, indicating aggressive capital raising.

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
May 22, 2026

S-3 filing: This prospectus relates to the resale of up to 16,450,442 shares of common stock by selling stockholders, consisting of PIPE shares, shares underlying pre-funded and redeemable warrants, and shares underlying convertible preferred stock.

16M 15M
May 14, 2026

10-Q filing | 15.0M shares outstanding

15M 0
Mar 25, 2026

10-K filing | 12.3M shares outstanding

12M 2.3M
Nov 13, 2025

10-Q filing | 10.3M shares outstanding

10M 4.2M
Aug 11, 2025

10-Q filing | 10.0M shares outstanding

10M 4.6M
May 08, 2025

10-Q filing | 9.8M shares outstanding

9.8M 4.8M
Apr 18, 2025

S-3 filing: This prospectus relates to the resale from time to time by the selling stockholder identified herein of up to 5,593,972 shares of common stock.

9.9M 4.6M
Apr 14, 2025

8-K filing: Serina Therapeutics, Inc. completed a private placement of securities, issuing 962,250 shares of Series A Convertible Preferred Stock at $5.18 per share, resulting in gross proceeds of approximately $5 million. ($5.0M proceeds)

9.9M 0
Apr 02, 2025

S-3 filing: This is an S-3 filing related to a potential offering of common stock, where underwriters may purchase and sell shares in the open market, including short sales and stabilizing transactions. Legal matters will be passed upon by Bradley Arant Boult Cummings LLP.

9.9M 0
Mar 24, 2025

10-K filing | 9.9M shares outstanding

9.9M 0
Dec 02, 2024

8-K filing: Serina Therapeutics, Inc. sold 500,000 shares of common stock to Juvenescence Limited for $10.00 per share, totaling $5 million, on November 27, 2024, as the first tranche of a larger agreement. Juvenescence also surrendered 755,728 warrants to the company which the company cancelled ($5.0M proceeds)

8.9M 120K
Nov 12, 2024

10-Q filing | 8.9M shares outstanding

8.9M 120K
Aug 09, 2024

10-Q filing | 8.9M shares outstanding

8.9M 94K
Jul 03, 2024

S-1/A filing: This S-1/A filing describes a primary offering of common stock issuable upon exercise of warrants and warrants to purchase common stock, and a secondary offering of common stock issuable upon exercise of warrants and common stock outstanding.

2.3M 6.7M
Jun 17, 2024

S-1/A filing: Serina Therapeutics, Inc. is filing an S-1/A for a primary offering of up to 3,000,568 shares of common stock issuable upon exercise of warrants and up to 1,500,284 warrants to purchase shares of common stock, as well as a secondary offering of up to 1,889,321 shares of common stock issuable upon exercise of warrants and up to 2,267,188 shares of common stock outstanding.

2.3M 6.7M
Jun 10, 2024

8-K filing: On June 6, 2024, Juvenescence exercised warrants to purchase 377,865 shares of the Company's Common Stock at an exercise price of $13.20 per share, for a total purchase price of $4,987,818. ($4.99M proceeds)

8.4M 560K
May 14, 2024

10-Q filing | 8.4M shares outstanding

8.4M 560K
May 03, 2024

S-1 filing: This S-1 filing registers shares of common stock issuable upon the exercise of warrants and shares of common stock held by selling securityholders.

2.5M 6.5M
Mar 22, 2024

10-K filing | 2.5M shares outstanding

2.5M 0
Mar 14, 2024
Stock Split

8-K filing: Stock split 1-for-35.17 | Outstanding: 37,951,261 → 1,077,815

1.1M 740K
Feb 06, 2024

8-K filing: AgeX issued 29,388,888 shares of common stock to JuvVentures upon the conversion of Series A and Series B preferred stock.

38M 26M
Nov 14, 2023

10-Q filing | 38.0M shares outstanding

38M 26M
Aug 14, 2023

10-Q filing | 38.0M shares outstanding

38M 26M
Jul 21, 2023

8-K filing: AgeX issued 211,600 shares of Series A Preferred Stock and 148,400 shares of Series B Preferred Stock to Juvenescence in exchange for the cancellation of $36 million of indebtedness. ($36.0M proceeds)

38M 26M
May 12, 2023

10-Q filing | 38.0M shares outstanding

38M 26M
Mar 31, 2023

10-K filing | 37.9M shares outstanding

38M 26M
Nov 10, 2022

10-Q filing | 37.9M shares outstanding

38M 26M
Aug 12, 2022

10-Q filing | 37.9M shares outstanding

38M 26M
May 13, 2022

10-Q filing | 37.9M shares outstanding

38M 26M
Mar 29, 2022

10-K filing | 37.9M shares outstanding

38M 26M
Nov 12, 2021

10-Q filing | 37.9M shares outstanding

38M 26M
Aug 13, 2021

10-Q filing | 37.9M shares outstanding

38M 26M
May 17, 2021

10-Q filing | 37.9M shares outstanding

38M 26M
Mar 31, 2021

10-K filing | 37.9M shares outstanding

38M 26M
Mar 08, 2021

8-K filing: AgeX's subsidiary LifeMap Sciences, Inc. entered into a Merger Agreement with Atlas Capital Partners Limited and GCLMS Acquisition Corporation, resulting in LifeMap merging with Merger Sub, and AgeX converting $1,761,296.20 of LifeMap's indebtedness into 32,556,306 shares of LifeMap common stock prior to the merger.

38M 26M
Jan 26, 2021

S-3/A filing: The filing is an S-3/A form that registers the offer and sale of up to $50.0 million in the aggregate of common stock, preferred stock, warrants, and units, as well as the offer and resale of up to an aggregate of 19,695,746 shares of common stock by the selling security holder, and $12,600,000 of common stock offered through Chardan Capital Markets LLC.

38M 26M
Jan 08, 2021

S-3 filing: AgeX is offering common stock, preferred stock, warrants and units up to $50 million. Additionally, a selling security holder is offering 19,366,799 shares of common stock for resale. AgeX is also offering shares of common stock up to $12,600,000 in an at-the-market offering through Chardan Capital Markets LLC.

38M 27M
Nov 16, 2020

10-Q filing | 37.7M shares outstanding

38M 0
Aug 14, 2020

10-Q filing | 37.7M shares outstanding

38M 0
May 14, 2020

10-Q filing | 37.7M shares outstanding

38M 0
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