Ensysce Biosciences, Inc. (ENSC) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

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

Risk Assessment Details

Potential Dilution: 0.0% of current shares
Recent Dilution: 463.28% (2 years)
Historical Dilution Factor: significant recent dilution
Outstanding Shares
15M
Potential Supply
0
Additional shares possible
Splits
1 Split 1 Reverse
Past 2 years

Summary

ENSC currently has 14.7M outstanding shares. with minimal authorized share overhang for future dilution. The company has significantly diluted shareholders by 463.28% 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
May 15, 2026

10-Q filing | 14.7M shares outstanding

15M 0
Mar 30, 2026

10-K filing | 9.3M shares outstanding

9.3M 5.2M
Dec 02, 2025

S-3 filing: This prospectus relates to the issuance and resale of up to 4,599,000 shares of common stock by the company and selling security holders, including shares issuable upon conversion of preferred stock and exercise of warrants.

3.5M 11M
Nov 14, 2025

10-Q filing | 3.5M shares outstanding

3.5M 6.3M
Aug 13, 2025

10-Q filing | 3.0M shares outstanding

3M 6.9M
May 13, 2025

10-Q filing | 2.4M shares outstanding

2.4M 7.5M
May 02, 2025

S-3 filing: The company entered into inducement offer letter agreements with warrant holders and issued unregistered warrants to purchase common stock and issued warrants to a placement agent.

1.4M 8.4M
Apr 24, 2025

8-K filing: Ensysce Biosciences, Inc. completed a private placement offering involving the issuance of warrants to purchase up to 1,260,752 shares of common stock and warrants to the placement agent to purchase up to 44,126 shares of common stock, generating gross proceeds of approximately $2.2 million. ($2.2M proceeds)

1.4M 7.1M
Apr 16, 2025

S-3 filing: This S-3 filing registers shares of common stock issuable upon the exercise of warrants, as well as resale of common stock by selling security holders.

1.4M 7.1M
Apr 16, 2025

S-3 filing: This S-3 filing relates to the issuance and resale of up to 980,000 shares of common stock by the company and selling security holders, as well as a registered direct offering of common stock and pre-funded warrants.

1.4M 7.1M
Mar 31, 2025

8-K filing: Ensysce Biosciences, Inc. completed a registered direct offering and a concurrent private placement on March 31, 2025, issuing shares of common stock and warrants for gross proceeds of approximately $1.1 million.

1.4M 1.2M
Mar 10, 2025

10-K filing | 1.4M shares outstanding

1.4M 1.2M
Dec 06, 2024
Stock Split

8-K filing: Stock split 1-for-15 | Outstanding: 19,574,014 → 1,304,934

1.3M 1.3M
Nov 12, 2024

10-Q filing | 19.6M shares outstanding

20M 20M
Oct 09, 2024

S-3 filing: The filing discusses the issuance of unregistered Series A-3 and A-4 warrants, and warrants to a placement agent, all exercisable for common stock, and the filing of a registration statement for the resale of the common stock issuable upon exercise of these warrants.

8.8M 31M
Oct 09, 2024

POS AM filing: This prospectus relates to the issuance and resale of up to 4,796,478 shares of common stock, consisting of shares issuable upon conversion of notes and exercise of warrants.

8.8M 31M
Aug 30, 2024

8-K filing: Ensysce Biosciences, Inc. entered into a Securities Purchase Agreement for a registered direct offering of common stock and pre-funded warrants, along with related warrants in a private placement, for gross proceeds of approximately $4.5 million, to be used for continued development of its TAAP and MPAR® programs and for working capital. ($1.67M proceeds)

8.8M 7.5M
Aug 14, 2024

10-Q filing | 8.8M shares outstanding

8.8M 7.5M
May 13, 2024

10-Q filing | 7.6M shares outstanding

7.6M 8.8M
Apr 19, 2024

POS AM filing: The company entered into a Securities Purchase Agreement for an aggregate financing of $8.0 million with institutional investors and issued warrants to purchase common stock, with the exercise price subsequently reduced.

7.3M 9M
Mar 26, 2024

S-1/A filing: This S-1/A filing relates to the offering of shares of common stock to be issued or potentially issuable upon the exercise of the 2024 Warrants.

7.3M 16M
Mar 15, 2024

10-K filing | 7.3M shares outstanding

7.3M 9M
Feb 14, 2024

8-K filing: Ensysce Biosciences, Inc. closed an offering on February 14, 2024, involving the exercise of existing warrants and issuance of new warrants, resulting in gross proceeds of approximately $4.7 million. ($4.7M proceeds)

3.1M 13M
Jan 17, 2024

S-1 filing: S-1 Filing for Ensysce Biosciences, Inc. on 2024-01-17

3.1M 13M
Nov 30, 2023

RW filing: The company is seeking withdrawal of the registration statement because a portion of the shares to be registered for resale under the Registration Statement may be resold in accordance with Rule 144 and the remainder of the shares to be registered for resale were shares issuable as repayment of the balance of a convertible note, including interest thereon, and other amounts owed, upon conversion of such note and such other amounts owed into shares, which convertible note and such other amounts owed were instead repaid in full with cash in March 2023 and May 2023.

3.1M 13M
Nov 29, 2023

8-K filing: Ensysce Biosciences, Inc. completed a second closing under a Securities Purchase Agreement, issuing notes and warrants for an aggregate purchase price of $1,133,333 and warrants to purchase 2,511,394 shares of common stock.

3.1M 13M
Nov 17, 2023

S-1/A filing: This is an S-1/A filing for Ensysce Biosciences, Inc. registering for resale 6,179,953 shares of common stock by selling securityholders, consisting of shares issuable upon conversion of Investor Notes and exercise of Investor Warrants.

3.1M 13M
Nov 09, 2023

S-1 filing: This is an S-1 filing for Ensysce Biosciences, Inc. regarding the offering of 6,179,953 shares of common stock by Selling Securityholders, consisting of shares issuable upon conversion of Investor Notes and exercise of Investor Warrants.

3.1M 13M
Nov 09, 2023

10-Q filing | 3.1M shares outstanding

3.1M 13M
Oct 24, 2023

8-K filing: Ensysce Biosciences, Inc. entered into a Securities Purchase Agreement for an aggregate financing of $1.7 million with investors, issuing senior secured convertible promissory notes and warrants to purchase common stock. ($3.4M proceeds)

2.9M 7.4M
Aug 11, 2023

10-Q filing | 2.9M shares outstanding

2.9M 7.4M
May 15, 2023

8-K filing: Ensysce Biosciences, Inc. closed a public offering of 1,800,876 shares of common stock, Series A-1 warrants to purchase up to 1,800,876 shares of common stock and Series A-2 warrants to purchase up to 1,800,876 shares of common stock at a combined public offering price of $3.887 per share, resulting in gross proceeds of approximately $7.0 million before deductions. ($7.0M proceeds)

1.3M 9M
May 15, 2023

10-Q filing | 1.3M shares outstanding

1.3M 9M
May 12, 2023

POS AM filing: This is a POS AM filing for common stock purchase warrants, as amended May 10, 2023, where Ensysce Biosciences, Inc. is issuing warrants to purchase common stock.

1.3M 9M
May 09, 2023

S-1/A filing: This S-1/A filing is for offering up to 2,285,714 shares of common stock and Series A-1 warrants to purchase up to 2,285,714 shares of common stock and Series A-2 warrants to purchase up to 2,285,714 shares of common stock, or pre-funded warrants to purchase shares of common stock and common warrants to purchase shares of common stock.

1.3M 11M
May 08, 2023

S-1/A filing: Ensysce Biosciences, Inc. is offering up to 2,285,714 shares of common stock and Series A-1 warrants to purchase up to 2,285,714 shares of common stock and Series A-2 warrants to purchase up to 2,285,714 shares of common stock, or pre-funded warrants to purchase shares of common stock and common warrants to purchase shares of common stock.

1.3M 11M
Apr 28, 2023

S-1 filing: This is an S-1 filing for a clinical stage pharmaceutical company seeking to develop innovative solutions for severe pain relief while reducing the potential for opioid misuse, abuse and overdose.

1.3M 9M
Mar 31, 2023
Stock Split

8-K filing: Stock split 1-for-12 | Outstanding: 2,950,372 → 245,864

250K 10M
Mar 30, 2023

10-K filing | 15.4M shares outstanding

15M 110M
Feb 16, 2023

S-3/A filing: This S-3/A filing relates to the issuance and resale of up to 2,272,094 shares of common stock, including shares issuable upon conversion of notes and exercise of warrants.

3M 120M
Feb 07, 2023

8-K filing: Ensysce Biosciences, Inc. completed a registered direct offering of 3,571,431 shares of common stock at $0.84 per share, resulting in gross proceeds of approximately $3.0 million, and issued warrants to purchase up to 3,571,431 additional shares. ($3.0M proceeds)

3M 120M
Jan 31, 2023

S-3 filing: This S-3 filing is for the issuance and resale of up to 2,272,094 shares of common stock, including shares issuable upon conversion of convertible notes, exercise of warrants issued under the GEM Agreement, and exercise of investor warrants.

3M 120M
Jan 09, 2023

S-3 filing: Ensysce Biosciences, Inc. is offering and selling up to $75,000,000 in the aggregate of common stock, preferred stock, debt securities, and subscription rights from time to time in one or more offerings.

3M 120M
Dec 19, 2022

S-3 filing: This is an S-3 filing for the issuance and resale of up to 5,522,094 shares of common stock, consisting of shares issuable upon conversion of convertible notes, exercise of warrants, and payment of a commitment fee.

3M 26M
Dec 08, 2022

8-K filing: Ensysce Biosciences, Inc. entered into an underwriting agreement with Lake Street Capital Management, LLC for a public offering of 2,280,000 shares of common stock, pre-funded warrants to purchase 620,000 shares, and warrants to purchase 5,800,000 shares of common stock, with an option for the underwriter to purchase additional shares and warrants. ($4.1M proceeds)

3M 18M
Dec 05, 2022

S-1/A filing: Ensysce Biosciences, Inc. is offering 4,432,624 shares of common stock at an assumed price of $2.82 per share and accompanying warrant. Each share of common stock or pre-funded warrant is being offered together with a five-year warrant to purchase two shares of our common stock.

3M 18M
Dec 01, 2022

S-1/A filing: Ensysce Biosciences, Inc. is offering 4,432,624 shares of common stock at an assumed price of $2.82 per share, along with pre-funded warrants and accompanying warrants. The company intends to use the net proceeds to further the clinical development of its product candidates, and for working capital and other general corporate purposes.

3M 18M
Nov 18, 2022

S-1/A filing: This S-1/A filing relates to an offering of common stock and pre-funded warrants, along with accompanying Series A and Series B warrants.

2.8M 10M
Nov 17, 2022

S-1/A filing: Ensysce Biosciences, Inc. is offering 5,274,261 shares of common stock (assuming a combined public offering price of $2.37 per share and accompanying warrants (the last reported sale price of our common stock on Nasdaq on November 14, 2022)) and pre-funded warrants each to purchase one share of our common stock at an exercise price of $0.0001, which we refer to as pre-funded warrants.

2.8M 21M
Nov 14, 2022

10-Q filing | 2.8M shares outstanding

2.8M 4.8M
Oct 28, 2022

S-1 filing: Ensysce Biosciences, Inc. is filing an S-1 form to register the offering of common stock, pre-funded warrants, Series A warrants, and Series B warrants.

47M 0
Oct 28, 2022
Stock Split

8-K filing: Stock split 1-for-20 | Outstanding: 33,988,783 → 1,699,439

1.7M 6M
Sep 20, 2022

8-K filing: Ensysce Biosciences, Inc. entered into a Letter Agreement reducing the Conversion Price for the remaining balance of the Company's outstanding 2021 Senior Secured Convertible Notes from $0.35 to $0.23 for the period from September 20, 2022 until September 30, 2022; the 2021 Senior Secured Convertible Notes remain due and payable on October 10, 2022.

34M 120M
Aug 19, 2022

S-3 filing: This S-3 filing relates to the issuance and resale of up to 4,983,475 shares of common stock, including shares issuable upon conversion of secured convertible promissory notes and exercise of warrants.

34M 120M
Aug 11, 2022

10-Q filing | 34.0M shares outstanding

34M 110M
Aug 09, 2022

8-K filing: Ensysce Biosciences, Inc. completed a second closing under a Securities Purchase Agreement on August 8, 2022, issuing senior secured convertible promissory notes in the aggregate principal amount of $4.24 million for an aggregate purchase price of $4 million and warrants to purchase 4,667,890 shares of common stock.

35M 110M
Aug 02, 2022

8-K filing: Ensysce Biosciences issued senior secured convertible promissory notes and warrants to purchase common stock to institutional investors. The notes and warrants were amended to include an Issuable Maximum of 7,106,055 shares and to restate the definition of 'Floor Price' to include adjustments for share splits. ($8.0M proceeds)

35M 110M
Jul 27, 2022

S-3 filing: This prospectus relates to the issuance and resale of up to an aggregate of 39,298,447 shares of common stock, consisting of shares issuable upon conversion of notes and exercise of warrants.

35M 110M
Jul 06, 2022

8-K filing: Ensysce Biosciences, Inc. entered into a Securities Purchase Agreement for an aggregate financing of $8.0 million with institutional investors, issuing senior secured convertible promissory notes and warrants to purchase common stock.

35M 35M
May 12, 2022

10-Q filing | 34.6M shares outstanding

35M 35M
Mar 31, 2022

10-K filing | 29.9M shares outstanding

30M 39M
Jan 18, 2022

8-K filing: Ensysce Biosciences, Inc. entered into a Securities Purchase Agreement for an aggregate financing of $15 million with institutional investors, with multiple closings and amendments related to the conversion price of notes.

24M 45M
Dec 27, 2021

8-K filing: Ensysce Biosciences, Inc. entered into a Letter Agreement amending the Securities Purchase Agreement, allowing noteholders to convert notes at an exercise price of $4.50 per share for a limited period.

24M 45M
Nov 15, 2021

10-Q filing | 24.3M shares outstanding

24M 45M
Nov 10, 2021

8-K filing: Ensysce Biosciences, Inc. completed a second closing under a Securities Purchase Agreement on November 5, 2021, issuing $10.6 million in senior secured convertible promissory notes and warrants to purchase 722,317 shares of common stock to institutional investors.

24M 45M
Oct 29, 2021

S-1/A filing: This is an S-1/A filing for Ensysce Biosciences, Inc. regarding the offering of shares of common stock by selling securityholders, including shares issuable upon conversion of investor notes and exercise of investor warrants.

24M 45M
Oct 25, 2021

S-1 filing: The filing is an S-1 registration statement for Ensysce Biosciences, Inc. registering 14,000,000 shares of common stock for resale by selling securityholders, consisting of shares issuable upon conversion of Investor Notes and exercise of Investor Warrants.

24M 44M
Sep 27, 2021

8-K filing: Ensysce Biosciences, Inc. entered into a Securities Purchase Agreement for $15 million with institutional investors, issuing notes and warrants in two closings.

24M 30M
Sep 22, 2021

S-1/A filing: This S-1/A filing relates to the issuance of common stock upon exercise of warrants and the resale of common stock and warrants by selling securityholders.

24M 30M
Aug 16, 2021

10-Q filing | 24.3M shares outstanding

24M 10M
Aug 09, 2021

S-1 filing: This is an S-1 filing for Ensysce Biosciences, Inc. involving the issuance and resale of common stock and warrants.

24M 10M
Jun 08, 2021

10-Q filing | 6.2M shares outstanding

6.2M 0
Mar 15, 2021

10-K filing | 6.2M shares outstanding

6.2M 0
Feb 02, 2021

8-K filing: Leisure Acquisition Corp. entered into a merger agreement with Ensysce Biosciences, Inc., and issued 566,288 private placement warrants to GTWY Holdings in connection with the conversion of a promissory note.

6.3M 0
Nov 09, 2020

10-Q filing | 6.3M shares outstanding

6.3M 0
Aug 07, 2020

10-Q filing | 6.3M shares outstanding

6.3M 0
May 07, 2020

10-Q filing | 7.0M shares outstanding

7M 0
Mar 10, 2020

10-K filing | 6.4M shares outstanding

6.4M 0
Dec 31, 2019

8-K filing: Leisure Acquisition Corp. entered into an agreement and plan of merger with GTWY Holdings Limited, relating to a proposed business combination transaction. ($30.0M proceeds)

N/A 0
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