Palatin Technologies (PTN) CEO Carl Spana details tax share withholdings

Rhea-AI Filing Summary

Palatin Technologies, Inc. insider Carl Spana, who serves as President, CEO, and director, reported routine tax-related share withholding transactions. On December 30, 2025, the company withheld 40, 138, and 143 shares of common stock, all coded as transaction type “F,” to cover employee withholding taxes tied to previously vested equity awards. The per-share value used for these tax withholdings was $21.38, determined as of December 8, 2025, the vesting date of the underlying grants. After these transactions, Spana directly beneficially owned 64,377 shares of Palatin common stock.

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

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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^*

SPANA CARL

(Last) (First) (Middle)

PALATIN TECHNOLOGIES, INC.

301 CARNEGIE CENTER, SUITE 304,

(Street)

PRINCETON, NJ 08540

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
PALATIN TECHNOLOGIES INC [ PTN ]

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

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President and CEO

3. Date of Earliest Transaction (Month/Day/Year)
12/30/2025

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	12/30/2025		F		40(1)	D	$21.38(1)	64,658	D
Common Stock	12/30/2025		F		138(2)	D	$21.38(2)	64,520	D
Common Stock	12/30/2025		F		143(3)	D	$21.38(3)	64,377	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. Shares withheld by the issuer, on election of the Reporting Person with the consent of the issuer, to pay employee withholding taxes. Such taxes were withheld and reported for the payroll in the period ended December 30, 2025, with the per share value determined as of December 8, 2025, the date of vesting, for a grant of 110 shares less the 40 shares withheld.

2. Shares withheld by the issuer, on election of the Reporting Person with the consent of the issuer, to pay employee withholding taxes. Such taxes were withheld and reported for the payroll in the period ended December 30, 2025, with the per share value determined as of December 8, 2025, the date of vesting, for a grant of 380 shares less the 138 shares withheld.

3. Shares withheld by the issuer, on election of the Reporting Person with the consent of the issuer, to pay employee withholding taxes. Such taxes were withheld and reported for the payroll in the period ended December 30, 2025, with the per share value determined as of December 8, 2025, the date of vesting, for a grant of 395 shares less the 143 shares withheld.

	/s/ Carl Spana, by Stephen A. Slusher, Attorney-in-Fact	01/02/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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FAQ

What insider transaction did Palatin Technologies (PTN) report in this Form 4?

The filing reports that President, CEO, and director Carl Spana had shares of Palatin Technologies, Inc. common stock withheld by the company to pay employee withholding taxes related to vested equity awards.

How many Palatin Technologies (PTN) shares were withheld for taxes in this filing?

The company withheld 40, 138, and 143 shares of common stock in three separate transactions, all on December 30, 2025, to satisfy tax obligations on vested grants.

At what value were the Palatin Technologies (PTN) shares assessed for tax withholding?

The per-share value used for the tax withholding was $21.38, determined as of December 8, 2025, which was the vesting date of the respective equity awards.

How many Palatin Technologies (PTN) shares does Carl Spana own after these transactions?

Following the reported tax-withholding transactions, Carl Spana directly beneficially owned 64,377 shares of Palatin Technologies common stock.

What type of Form 4 transaction code is used in the Palatin Technologies (PTN) filing?

The transactions are reported with code “F”, which indicates shares were withheld by the issuer to pay tax obligations arising from the vesting of equity-based awards.

What roles does the reporting person hold at Palatin Technologies (PTN)?

The reporting person, Carl Spana, is identified as both a director and an officer, serving as President and CEO of Palatin Technologies, Inc.