NEUROONE MEDICAL TECHNOLOGIES Corp (NMTC) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

High Risk
Significant dilution risk
Last updated: April 15, 2026

Risk Assessment Details

Potential Dilution: 388.85% of current shares
Recent Dilution: 99.37% (2 years)
Historical Dilution Factor: significant recent dilution
Outstanding Shares
8.1M
Potential Supply
31M
Additional shares possible
Splits
1 Split 1 Reverse
Past 2 years

Summary

NMTC currently has 8.1M outstanding shares. with significant dilution risk as 31.5M authorized shares could dilute existing holders by 388.8%. The company has significantly diluted shareholders by 99.37% over the past 2 years, indicating aggressive capital raising. Recent corporate actions include 1 stock split (positive for accessibility) and 1 reverse split (concerning signal).

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
Apr 15, 2026
Stock Split

8-K filing: Stock split 1-for-6 | Outstanding: 48,604,996 → 8,100,832

8.1M 31M
Aug 14, 2025

10-Q filing | 48.6M shares outstanding

49M 190M
May 13, 2025

10-Q filing | 49.8M shares outstanding

50M 190M
Apr 07, 2025

8-K filing: NeuroOne Medical Technologies Corporation closed an offering of 16,000,000 shares of common stock at a price of $0.50 per share with Ladenburg Thalmann & Co. Inc. as underwriter, and granted the underwriter an option to purchase an additional 2,400,000 shares.

50M 190M
Feb 12, 2025

10-Q filing | 30.9M shares outstanding

31M 210M
Dec 17, 2024

10-K filing | 30.8M shares outstanding

31M 210M
Sep 12, 2024

S-3/A filing: This prospectus relates to the resale of 5,552,784 shares of common stock by selling stockholders.

26M 210M
Aug 30, 2024

S-3 filing: NeuroOne Medical Technologies Corporation is offering 5,552,784 shares of common stock by selling stockholders, including shares issued in a private placement and shares issuable upon exercise of warrants.

26M 210M
Aug 14, 2024

10-Q filing | 30.8M shares outstanding

31M 200M
Aug 14, 2024

S-3/A filing: NeuroOne Medical Technologies Corporation files an S-3/A to offer and sell up to $150,000,000 of any combination of common stock, preferred stock, and debt securities from time to time.

26M 210M
Aug 07, 2024

8-K filing: NeuroOne Medical Technologies Corporation entered into a Securities Purchase Agreement for a private placement of 2,944,446 shares of common stock and warrants to purchase 2,208,333 shares at $0.90 per unit, resulting in gross proceeds of approximately $2.65 million, and also entered into a loan and security agreement for a delayed draw term loan facility of up to $3.0 million, issuing warrants for 100,000 shares of common stock at $0.66 per share at closing, with additional warrants to be issued upon borrowing. ($2.65M proceeds)

26M 160M
May 31, 2024

S-3 filing: NeuroOne Medical Technologies Corporation files an S-3 to offer from time to time an aggregate amount of up to $150,000,000 of any combination of common stock, preferred stock, and debt securities.

26M 160M
May 14, 2024

10-Q filing | 25.9M shares outstanding

26M 3.4M
Feb 13, 2024

10-Q filing | 24.0M shares outstanding

24M 5.4M
Dec 15, 2023

10-K filing | 24.0M shares outstanding

24M 5.4M
Nov 14, 2023

8-K filing: The company's board of directors adopted the First Amendment to the Company's Inducement Plan, increasing the aggregate number of shares of common stock that may be issued pursuant to equity incentive awards under the Inducement Plan by 420,350 shares for a total of 570,350 shares.

24M 5.4M
Aug 14, 2023

10-Q filing | 23.9M shares outstanding

24M 5.4M
Jul 27, 2023

8-K filing: NeuroOne Medical Technologies Corporation completed the sale and issuance of 6,037,500 shares of its common stock at a price of $1.00 per share, including the exercise in full of the Overallotment Option, resulting in net proceeds of approximately $5,214,875. ($6.04M proceeds)

16M 13M
May 12, 2023

10-Q filing | 16.4M shares outstanding

16M 13M
Feb 13, 2023

10-Q filing | 16.2M shares outstanding

16M 13M
Dec 22, 2022

10-K filing | 16.0M shares outstanding

16M 13M
Aug 11, 2022

10-Q filing | 16.2M shares outstanding

16M 13M
Aug 03, 2022

8-K filing: NeuroOne Medical Technologies Corporation issued a warrant to Zimmer to purchase up to 350,000 shares of common stock at an exercise price of $3.00 per share.

16M 13M
May 12, 2022

10-Q filing | 16.2M shares outstanding

16M 13M
Feb 14, 2022

10-Q filing | 16.2M shares outstanding

16M 13M
Dec 15, 2021

10-K filing | 16.2M shares outstanding

16M 13M
Oct 14, 2021

8-K filing: NeuroOne Medical Technologies Corporation entered into an Underwriting Agreement for the issuance and sale of 3,750,000 shares of common stock at a price of $3.20 per share, with an option for the underwriter to purchase an additional 562,500 shares, resulting in net proceeds of approximately $10,860,000 for working capital and general corporate purposes; the offering is expected to close on October 15, 2021. ($12.0M proceeds)

12M 17M
Oct 04, 2021

8-K filing: NeuroOne Medical Technologies Corporation adopted the 2021 Inducement Plan, reserving 420,350 shares of its common stock for grants of awards to new employees or directors.

12M 17M
Aug 13, 2021

10-Q filing | 12.0M shares outstanding

12M 17M
Jun 04, 2021

S-3 filing: The filing is an S-3 form for a shelf offering of up to $150,000,000 of common stock, preferred stock and/or debt securities from time to time.

12M 17M
May 14, 2021

10-Q filing | 12.0M shares outstanding

12M 0
Mar 31, 2021
Stock Split

8-K filing: Stock split 1-for-3 | Outstanding: 22,180,674 → 7,386,164

7.4M 1.9M
Mar 05, 2021

S-1/A filing: The company is issuing 12,500,000 shares of Common Stock and warrants to purchase 12,500,000 shares of Common Stock at an aggregate purchase price of $1.00 per share and corresponding Warrant, resulting in total gross proceeds of $12.5 million. The warrants have an initial exercise price of $1.75 per share.

22M 5.8M
Feb 16, 2021

10-Q filing | 22.2M shares outstanding

22M 0
Feb 10, 2021

S-1 filing: This S-1 filing relates to the registration of shares of Common Stock and Warrants by Selling Stockholders. The Selling Stockholders may be considered underwriters, and any commission paid to broker-dealers may be deemed underwriting commissions. A prospectus supplement will be distributed at the time of offering, detailing the amount of shares and terms of the offering. The Selling Stockholders are subject to Exchange Act provisions, and the shares will be freely tradable once sold.

13M 2M
Dec 09, 2020

10-K filing | 13.5M shares outstanding

13M 2M
Sep 30, 2020

POS AM filing: This is a POS AM filing providing a prospectus summary of NeuroOne Medical Technologies Corporation's offerings, including private placements, broker warrants, and series 3 note conversions.

13M 2M
Sep 03, 2020

8-K filing: NeuroOne Medical Technologies Corporation issued 120,000 restricted shares of common stock to an investor relations firm on August 31, 2020, for consulting services.

13M 2M
Aug 27, 2020

S-1/A filing: This S-1/A filing describes the offering of convertible promissory notes and warrants, as well as common stock offerings, between April 30, 2020 and July 28, 2020.

13M 2M
Aug 13, 2020

10-Q filing | 13.5M shares outstanding

13M 2M
Aug 12, 2020

S-1 filing: The company filed an S-1 form on 2020-08-12, which details the offering of convertible promissory notes, warrants, and common stock.

13M 2M
Aug 03, 2020

8-K filing: NeuroOne Medical Technologies Corporation sold 75,000 shares of common stock to an accredited investor for $135,000 in a private placement. ($0.14M proceeds)

13M 0
Jul 28, 2020

8-K filing: NeuroOne Medical Technologies Corporation reports the conversion of $5,204,800.67 of convertible notes into 5,617,866 shares of common stock between May 1, 2020 and July 23, 2020.

13M 0
Jul 02, 2020

8-K filing: NeuroOne Medical Technologies Corporation completed a private placement, issuing convertible notes and warrants. Additionally, some noteholders converted their notes into common stock.

13M 0
Jun 04, 2020

8-K filing: NeuroOne Medical Technologies Corporation completed a private placement, issuing notes for $3,466,600 and warrants exercisable for 926,898 shares of common stock. Additionally, Subscribers converted $501,830.16 of notes into 497,854 shares of Common Stock.

13M 0
May 14, 2020

10-Q filing | 13.5M shares outstanding

13M 0
May 12, 2020

8-K filing: NeuroOne Medical Technologies Corporation completed a private placement, issuing convertible notes and warrants, and subsequently converted a portion of the notes into common stock.

13M 0
May 01, 2020

8-K filing: NeuroOne Medical Technologies Corporation entered into a Subscription Agreement for a private placement issuing convertible promissory notes and warrants, and certain 2019 Subscribers converted $160,714.28 of notes into 118,894 shares.

13M 0
Apr 30, 2020

8-K filing: NeuroOne Medical Technologies Corporation issued 1,996,198 shares of common stock upon conversion of $2,472,565.81 of convertible promissory notes between April 24 and April 29, 2020. ($2.47M proceeds)

13M 0
Feb 24, 2020

8-K filing: NeuroOne Medical Technologies Corporation issued 22,500 shares of common stock to a consultant on February 17, 2020, for consulting services, with additional shares to be issued in the following months.

13M 0
Feb 14, 2020

10-Q filing | 13.5M shares outstanding

13M 0
Jan 24, 2020

8-K filing: NeuroOne Medical Technologies Corporation issued warrants to purchase 259,476 shares of common stock to affiliates of Paulson Investment Company, LLC at an exercise price of $1.87 per share.

N/A 0
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