Serina Therapeutics (SER) CSO sells 6,500 shares at $4.9672

Serina Therapeutics (SER) Chief Scientific Officer Randall Moreadith exercised stock options for 6,500 shares at $0.06 and sold 6,500 shares at a weighted average price of $4.9672 on 10/20/2025.

Rhea-AI Filing Summary

Serina Therapeutics (SER) Chief Scientific Officer Randall Moreadith exercised stock options for 6,500 shares at $0.06 and sold 6,500 shares at a weighted average price of $4.9672 on 10/20/2025.

The sale occurred in multiple transactions between $5.02 and $4.88. Following the transactions, the Form 4 reports 0 shares of common stock directly owned and 410,686 derivative securities (stock options) beneficially owned. The exercised option was fully vested and carried a $0.06 exercise price with an expiration date of 05/06/2031.

Insider Trade Summary

Exercise and Sale: 6,500 shares ($32K approx. pre-tax spread)

Exercise and Sale 3 txns

Insider Moreadith Randall

Role Chief Scientific Officer

Sold 6,500 shs ($32K)

Approx. gross sale proceeds $32K

Approx. exercise cost $390.00

Approx. pre-tax spread $32K

Type	Security	Shares	Price	Value
Exercise	Stock Option (right to buy)	6,500	$0.00	$0.00
Exercise	Common Stock	6,500	$0.06	$390.00
Sale	Common Stock	6,500	$4.9672	$32K

Holdings After Transaction: Stock Option (right to buy) — 410,686 contracts (Direct); Common Stock — 0 shares (Direct)

Footnotes (2)

1. F1. The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.02 to $4.88. The reporting person undertakes to provide to Serina Therapeutics, Inc., any security holder of Serina Therapeutis, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.
2. F2. The stock options are fully vested.

FAQ

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

What insider transaction did SER report?

The Chief Scientific Officer exercised options for 6,500 shares at $0.06 and sold 6,500 shares at a $4.9672 weighted average on 10/20/2025.

What was the sale price range disclosed for SER shares?

Shares were sold in multiple trades at prices ranging from $5.02 to $4.88.

How many SER shares does the insider hold after the transaction?

The filing shows 0 shares of common stock directly owned after the reported transactions.

How many derivative securities does the insider still own at SER?

The filing reports 410,686 derivative securities (stock options) beneficially owned following the transactions.

What were the terms of the exercised SER stock option?

The option was fully vested, had a $0.06 exercise price, and an expiration date of 05/06/2031.

Who is the reporting person on the SER Form 4?

The reporting person is Randall Moreadith, the Chief Scientific Officer of Serina Therapeutics, Inc.

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

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Accepted by SEC EDGAR 10/21/2025 - 12:24 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).

X

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^*

Moreadith Randall

(Last) (First) (Middle)

601 GENOME WAY, SUITE 2001

(Street)

HUNTSVILLE AL 35806

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Serina Therapeutics, Inc. [ SER ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
10/20/2025

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

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

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

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
Common Stock	10/20/2025		M		6,500	A	$0.06	6,500	D
Common Stock	10/20/2025		S		6,500	D	$4.9672(1)	0	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
Stock Option (right to buy)	$0.06	10/20/2025		M			6,500	(2)	05/06/2031	Common Stock	6,500	$0	410,686	D

Explanation of Responses:

1. The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.02 to $4.88. The reporting person undertakes to provide to Serina Therapeutics, Inc., any security holder of Serina Therapeutis, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

2. The stock options are fully vested.

Remarks:

	/s/ Randall Moreadith	10/21/2025
	** 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.