Tiago Marques - Oct 24, 2025 Form 4 Insider Report for Pasithea Therapeutics Corp. (KTTA)

Role: Chief Executive Officer, Director
Signature: /s/ Dr. Tiago Reis Marques
Stock symbol: KTTA
Transactions as of: Oct 24, 2025
Transactions value $: $0
Form type: 4
Date filed: 10/27/2025, 05:26 PM
Previous filing: May 14, 2025
Next filing: Dec 1, 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Marques Tiago	Chief Executive Officer, Director	1111 LINCOLN ROAD,, SUITE 500, MIAMI BEACH	/s/ Dr. Tiago Reis Marques	2025-10-27	0001875240

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	KTTA	Stock Option (right to buy)	Award	$0	+493K		$0.00	493K	Oct 24, 2025	Common Stock	493K	$0.72	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The option (the "Option") award was made in accordance with the terms of the Issuer's 2023 Stock Incentive Plan, as amended (the "Plan"). The shares of the Issuer's common stock, par value $0.0001 per share, underlying the Option will vest at the rate of 33% upon the one-year anniversary of the date of grant and the remaining shares will vest in equal quarterly installments thereafter for the next two years; provided, that the Reporting Person remains in continuous service to the Issuer through such vesting dates; provided further, that the shares underlying the Option will fully vest upon a Change in Control (as defined in the Plan). Additionally, all vested and exercisable shares underlying the Option held by the grantee may be exercised by the grantee for a period of up until three (3) years following termination of Continuous Service (as defined in the Plan), other than a termination for Cause (as defined in the Plan).

Content

The option (the "Option") award was made in accordance with the terms of the Issuer's 2023 Stock Incentive Plan, as amended (the "Plan"). The shares of the Issuer's common stock, par value $0.0001 per share, underlying the Option will vest at the rate of 33% upon the one-year anniversary of the date of grant and the remaining shares will vest in equal quarterly installments thereafter for the next two years; provided, that the Reporting Person remains in continuous service to the Issuer through such vesting dates; provided further, that the shares underlying the Option will fully vest upon a Change in Control (as defined in the Plan). Additionally, all vested and exercisable shares underlying the Option held by the grantee may be exercised by the grantee for a period of up until three (3) years following termination of Continuous Service (as defined in the Plan), other than a termination for Cause (as defined in the Plan).