Longeveron CMO granted 286K RSUs in stock award

Longeveron Inc. (LGVN) reported that Chief Medical Officer Nataliya Agafonova received an equity compensation award.

Rhea-AI Filing Summary

Longeveron Inc. (LGVN) reported that Chief Medical Officer Nataliya Agafonova received an equity compensation award. She was granted 286,000 shares of Class A Common Stock in the form of time-based vesting Restricted Stock Units (RSUs), acquired at a stated price of $0.00 per share as an award. After this grant, her directly held position is 716,914 shares of Class A Common Stock, which includes RSUs subject to future vesting.

Insider Trade Summary

Grant/Award: 286,000 shares

Grant/Award 1 txn

Insider Agafonova Nataliya

Role Chief Medical Officer

Type	Security	Shares	Price	Value
Grant/Award	Class A Common Stock F1, F2	286,000	$0.00	$0.00

Holdings After Transaction: Class A Common Stock — 716,914 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

RSU award shares: 286,000 shares of Class A Common Stock Stated transaction price: $0.00 per share Shares held after transaction: 716,914 shares of Class A Common Stock +1 more

4 metrics

RSU award shares 286,000 shares of Class A Common Stock Time-based vesting RSUs granted to the Chief Medical Officer on 2026-08-19

Stated transaction price $0.00 per share Equity award of 286,000 RSUs recorded at a zero per-share price

Shares held after transaction 716,914 shares of Class A Common Stock Direct holdings of the Chief Medical Officer after the RSU grant, including unvested RSUs

Number of transactions reported 1 transaction Single acquisition (grant/award) of non-derivative Class A Common Stock

Key Terms

Restricted Stock Units (RSUs), time-based vesting, directly held

3 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.

directly held financial

"After this grant, her directly held position is 716,914 shares of Class A Common Stock"

FAQ

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

What insider transaction did Longeveron Inc. (LGVN) disclose for Nataliya Agafonova?

Longeveron disclosed that Chief Medical Officer Nataliya Agafonova received an equity award of 286,000 RSUs of Class A Common Stock, recorded as an acquisition on August 19, 2026.

How many Longeveron (LGVN) shares does Nataliya Agafonova hold after this Form 4 transaction?

Following the reported award, Nataliya Agafonova directly holds 716,914 shares of Longeveron Class A Common Stock, and this figure includes RSUs subject to future vesting.

What type of equity was granted to Nataliya Agafonova in the Longeveron (LGVN) Form 4?

The filing states the grant represents time-based vesting Restricted Stock Units (RSUs) for 286,000 shares of Class A Common Stock.

Was cash paid per share for the Longeveron (LGVN) RSU award to Nataliya Agafonova?

The transaction shows a stated price of $0.00 per share, indicating the 286,000 RSUs were received as an award rather than a market purchase.

Are all of Nataliya Agafonova’s Longeveron (LGVN) RSUs currently vested?

No. A footnote specifies that her reported holdings include RSUs subject to future vesting, meaning some units will vest over time under their award terms.

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

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Available on EDGAR 08/21/2026 - 06:00 PM EDT Accepted by SEC EDGAR 08/21/2026 - 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^*

Agafonova Nataliya

(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 Medical Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/19/2026

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	08/19/2026		A		286,000(1)	A	$0	716,914(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	08/21/2026
	** 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)