[SCHEDULE 13G/A] Longeveron Inc. Amended Passive Investment Disclosure
Longeveron holders report 9% stake via warrants
Longeveron Inc. received an amended Schedule 13G from Mitchell P. Kopin, Daniel B. Asher and Intracoastal Capital LLC reporting their beneficial ownership position in the company’s Class A common stock.
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Longeveron Inc. received an amended Schedule 13G from Mitchell P. Kopin, Daniel B. Asher and Intracoastal Capital LLC reporting their beneficial ownership position in the company’s Class A common stock.
As of the close of business on June 30, 2026, the reporting group may be deemed to beneficially own 2,941,180 shares of Class A common stock, all issuable upon exercise of a warrant held by Intracoastal. These shares represent approximately 9.0% of the Class A common stock, based on 29,697,332 shares outstanding as of May 5, 2026 plus the warrant shares. Additional warrants held by Intracoastal for 162,766 and 745,342 shares are excluded from this calculation due to 4.99% beneficial ownership blocker provisions. Without these blocker provisions, the reporting persons may have been deemed to beneficially own 3,849,288 shares of Class A common stock. Voting and dispositive power over the 2,941,180 warrant shares is reported on a shared basis.
Key Figures
Beneficially owned shares via Intracoastal Warrant 1:2,941,180 sharesReported percentage of class:9.0%Shares outstanding:29,697,332 shares+4 more
7 metrics
Beneficially owned shares via Intracoastal Warrant 12,941,180 sharesShares of Class A common stock issuable upon exercise of Intracoastal Warrant 1 as of June 30, 2026
Reported percentage of class9.0%Beneficial ownership percentage of Class A common stock including Intracoastal Warrant 1
Shares outstanding29,697,332 sharesClass A common stock outstanding as of May 5, 2026 used for ownership calculation
Additional warrant 2 shares162,766 sharesShares issuable upon exercise of Intracoastal Warrant 2, excluded due to 4.99% blocker
Additional warrant 3 shares745,342 sharesShares issuable upon exercise of Intracoastal Warrant 3, excluded due to 4.99% blocker
Total potential shares without blockers3,849,288 sharesPotential beneficial ownership if blocker provisions in Warrants 2 and 3 did not apply
Beneficial Ownership Limitation4.99%Blocker level in Intracoastal Warrants 2 and 3 limiting beneficial ownership
Key Terms
beneficial ownership, blocker provision, warrant, shared dispositive power
4 terms
beneficial ownershipfinancial
"each of the Reporting Persons may have been deemed to have beneficial ownership of 2,941,180 shares"
Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.
blocker provisionfinancial
"because Intracoastal Warrant 2 contains a blocker provision under which the holder"
warrantfinancial
"shares of Common Stock issuable upon exercise of a warrant held by Intracoastal"
A warrant is a time-limited financial contract that gives its holder the right to buy a company's shares at a set price before a specified date, like a coupon that lets you purchase stock at a fixed discount for a limited time. It matters to investors because warrants offer leveraged exposure to a stock’s upside and can dilute existing shareholders if exercised, so they affect potential gains and the company’s outstanding share count.
shared dispositive powerfinancial
"Shared Dispositive Power 2,941,180.00"
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
What ownership stake in Longeveron Inc. (LGVN) is reported in this Schedule 13G/A?
The reporting persons disclose beneficial ownership of 2,941,180 shares of Longeveron Class A common stock, representing approximately 9.0% of the class based on shares outstanding plus the warrant shares.
Who are the reporting persons in the Longeveron Inc. (LGVN) Schedule 13G/A?
The filing is made on behalf of Mitchell P. Kopin, Daniel B. Asher, and Intracoastal Capital LLC, who together are referred to as the reporting persons and share voting and dispositive power over the warrant shares.
How many Longeveron (LGVN) shares do the reported warrants cover?
The group reports 2,941,180 shares issuable upon exercise of one warrant. Two additional warrants for 162,766 and 745,342 shares are excluded from current beneficial ownership due to blocker provisions.
What percentage of Longeveron (LGVN) could be owned without blocker provisions?
The reporting persons state that, without the blocker provisions, they may have been deemed to beneficially own 3,849,288 shares of Class A common stock, a higher potential position than the currently reported 9.0% stake.
How is the 9.0% ownership of Longeveron (LGVN) calculated in this filing?
The 9.0% is based on 29,697,332 shares of Class A common stock outstanding as of May 5, 2026, plus 2,941,180 shares issuable upon exercise of a warrant held by Intracoastal.
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
(Amendment No. 1)
Longeveron Inc.
(Name of Issuer)
Class A Common Stock, par value $0.001 per share
(Title of Class of Securities)
54303L203
(CUSIP Number)
06/30/2026
(Date of Event Which Requires Filing of this Statement)
Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Rule 13d-1(b)
Rule 13d-1(c)
Rule 13d-1(d)
schemaVersion:
SCHEDULE 13G
CUSIP Number(s):
54303L203
1
Names of Reporting Persons
Mitchell P. Kopin
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
UNITED STATES
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
2,941,180.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
2,941,180.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
2,941,180.00
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
9.0 %
12
Type of Reporting Person (See Instructions)
HC, IN
SCHEDULE 13G
CUSIP Number(s):
54303L203
1
Names of Reporting Persons
Daniel B. Asher
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
UNITED STATES
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
2,941,180.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
2,941,180.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
2,941,180.00
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
9.0 %
12
Type of Reporting Person (See Instructions)
HC, IN
SCHEDULE 13G
CUSIP Number(s):
54303L203
1
Names of Reporting Persons
Intracoastal Capital LLC
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
DELAWARE
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
2,941,180.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
2,941,180.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
2,941,180.00
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
9.0 %
12
Type of Reporting Person (See Instructions)
OO
SCHEDULE 13G
Item 1.
(a)
Name of issuer:
Longeveron Inc.
(b)
Address of issuer's principal executive offices:
1951 NW 7th Avenue, Suite 520, Miami, Florida 33136
Item 2.
(a)
Name of person filing:
This Schedule 13G is being filed on behalf of (i) Mitchell P. Kopin, an individual ("Mr. Kopin"), (ii) Daniel B. Asher, an individual ("Mr. Asher") and (iii) Intracoastal Capital LLC, a Delaware limited liability company ("Intracoastal" and together with Mr. Kopin and Mr. Asher, collectively the "Reporting Persons").
(b)
Address or principal business office or, if none, residence:
The principal business office of Mr. Kopin and Intracoastal is 245 Palm Trail, Delray Beach, Florida 33483. The principal business office of Mr. Asher is 1011 Lake Street, Suite 311, Oak Park, Illinois 60301.
(c)
Citizenship:
Mr. Kopin is a citizen of the United States of America. Mr. Asher is a citizen of the United States of America. Intracoastal is a Delaware limited liability company.
(d)
Title of class of securities:
Class A Common Stock, par value $0.001 per share
(e)
CUSIP No.:
54303L203
Item 3.
If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)
Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)
Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)
Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)
Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)
An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)
An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)
A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)
A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)
A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)
A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
please specify the type of institution:
(k)
Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.
Ownership
(a)
Amount beneficially owned:
As of the close of business on June 30, 2026, each of the Reporting Persons may have been deemed to have beneficial ownership of 2,941,180 shares of Common Stock issuable upon exercise of a warrant held by Intracoastal ("Intracoastal Warrant 1"), and all such shares of Common Stock represent beneficial ownership of approximately 9.0% of the Common Stock, based on (1) 29,697,332 shares of Common Stock outstanding as of May 5, 2026, as reported by the Issuer, plus (2) 2,941,180 shares of Common Stock issuable upon exercise of Intracoastal Warrant 1. The foregoing excludes (I) 162,766 shares of Common Stock issuable upon exercise of a second warrant held by Intracoastal ("Intracoastal Warrant 2") because Intracoastal Warrant 2 contains a blocker provision under which the holder thereof does not have the right to exercise Intracoastal Warrant 2 to the extent (but only to the extent) that such exercise would result in beneficial ownership by the holder thereof, together with the holder's affiliates, and any other persons acting as a group together with the holder or any of the holder's affiliates, of more than 4.99% of the Common Stock and (II) 745,342 shares of Common Stock issuable upon exercise of a third warrant held by Intracoastal ("Intracoastal Warrant 3") because Intracoastal Warrant 3 contains a blocker provision under which the holder thereof does not have the right to exercise Intracoastal Warrant 3 to the extent (but only to the extent) that such exercise would result in beneficial ownership by the holder thereof, together with the holder's affiliates, and any other persons acting as a group together with the holder or any of the holder's affiliates, of more than 4.99% of the Common Stock. Without such blocker provisions, each of the Reporting Persons may have been deemed to have beneficial ownership of 3,849,288 shares of Common Stock.
(b)
Percent of class:
9.0%
(c)
Number of shares as to which the person has:
(i) Sole power to vote or to direct the vote:
0
(ii) Shared power to vote or to direct the vote:
2,941,180
(iii) Sole power to dispose or to direct the disposition of:
0
(iv) Shared power to dispose or to direct the disposition of:
2,941,180
Item 5.
Ownership of 5 Percent or Less of a Class.
Not Applicable
Item 6.
Ownership of more than 5 Percent on Behalf of Another Person.
Not Applicable
Item 7.
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
Not Applicable
Item 8.
Identification and Classification of Members of the Group.
Not Applicable
Item 9.
Notice of Dissolution of Group.
Not Applicable
Item 10.
Certifications:
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
