Longeveron CEO granted 500,000 stock units

Willard Stephen H reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Willard Stephen H reported acquisition or exercise transactions in this Form 4 filing.

Longeveron Inc. Chief Executive Officer Willard Stephen H received an equity compensation award of 500,000 shares of Class A Common Stock on May 1, 2026. The award is structured as time-based vesting Restricted Stock Units (RSUs) granted at a stated price of $0.00 per share, so it is not an open-market purchase.

Following this grant, his directly held position in Longeveron Class A Common Stock is reported as 789,727 shares, which includes RSUs that are still subject to future vesting conditions.

Insider Trade Summary

Grant/Award: 500,000 shares

Grant/Award 1 txn

Insider Willard Stephen H

Role Chief Executive Officer

Type	Security	Shares	Price	Value
Grant/Award	Class A Common Stock	500,000	$0.00	$0.00

Holdings After Transaction: Class A Common Stock — 789,727 shares (Direct)

Footnotes (2)

1. F1. Represents the award of time-based vesting Restricted Stock Units (RSUs).
2. F2. Includes RSUs subject to future vesting.

Key Figures

Equity award size: 500,000 shares Grant price: $0.00 per share Holdings after transaction: 789,727 shares +1 more

4 metrics

Equity award size 500,000 shares Time-based vesting RSUs of Class A Common Stock granted May 1, 2026

Grant price $0.00 per share Stated price for RSU grant to CEO

Holdings after transaction 789,727 shares CEO direct holdings of Class A Common Stock including unvested RSUs

Transaction type Grant/award acquisition Reported under Form 4 with code A (RSU award)

Key Terms

Restricted Stock Units (RSUs), time-based vesting, Class A Common Stock, grant, award, or other acquisition

4 terms

Restricted Stock Units (RSUs) financial

"Represents the award of time-based vesting Restricted Stock Units (RSUs)."

Restricted stock units (RSUs) are a type of company promise to give employees shares of stock in the future, usually after certain conditions like working for a set time. They are like a gift promised today that you receive later, which can become valuable if the company's stock price goes up. RSUs matter because they are a way companies reward employees and can be a significant part of compensation.

time-based vesting financial

"Represents the award of time-based vesting Restricted Stock Units (RSUs)."

Time-based vesting is a schedule that gives employees or contractors ownership of granted stock or options gradually as they remain with a company, like unlocking rewards in a loyalty program the longer you stick around. For investors, it matters because it affects future share supply, management incentives and staff retention — all of which can influence company performance and dilution of existing shareholders.

Class A Common Stock financial

"security_title: Class A Common Stock"

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

grant, award, or other acquisition financial

"transaction_code_description: Grant, award, or other acquisition"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Longeveron (LGVN) report for its CEO?

Longeveron Inc. reported that CEO Willard Stephen H received an equity award of 500,000 Class A Common Stock shares as time-based vesting RSUs. This was a compensation-related grant, not an open-market stock purchase, and was recorded on May 1, 2026.

How many Longeveron (LGVN) shares does the CEO hold after the latest grant?

After the May 1, 2026 grant, CEO Willard Stephen H is shown holding 789,727 shares of Longeveron Class A Common Stock directly. This total includes Restricted Stock Units that are subject to future vesting rather than all being fully vested shares.

Was cash paid for the 500,000 Longeveron (LGVN) shares granted to the CEO?

No cash was paid for these shares. The 500,000 Class A Common Stock shares were granted at a reported price of $0.00 per share as time-based vesting Restricted Stock Units, reflecting an equity compensation award rather than an open-market stock purchase.

What type of equity award did the Longeveron (LGVN) CEO receive?

The CEO received time-based vesting Restricted Stock Units (RSUs) tied to Longeveron Class A Common Stock. RSUs are share awards that typically convert into actual shares as vesting conditions are met over time, rather than being immediately unrestricted common stock.

Does the Longeveron (LGVN) CEO’s reported holding include unvested RSUs?

Yes. The filing notes that the CEO’s reported 789,727-share position includes RSUs that are subject to future vesting. This means some of the reported shares will only fully belong to him as specified vesting conditions are satisfied over time.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/05/2026 - 06:00 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Willard Stephen H

(Last) (First) (Middle)

1951 NW 7TH AVENUE SUITE 520

(Street)

MIAMI FLORIDA 33136

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Longeveron Inc. [ LGVN ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Executive Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/01/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	05/01/2026		A		500,000(1)	A	$0	789,727(2)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents the award of time-based vesting Restricted Stock Units (RSUs).

2. Includes RSUs subject to future vesting.

Remarks:

	/s/ Paul T. Lehr, Attorney-in-fact	05/05/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)