[Form 4] Protagonist Therapeutics, Inc Insider Trading Activity

Protagonist Therapeutics, Inc. (PTGX) reported an insider equity change involving its President and CEO, who is also a director.

Rhea-AI Filing Summary

Protagonist Therapeutics, Inc. (PTGX) reported an insider equity change involving its President and CEO, who is also a director. On 11/21/2025, the reporting person made a bona fide gift of 440 shares of common stock, identified with transaction code "G" for a gift. The filing notes that the gift was made to the reporting person’s grandchild.

Following this gift transaction, the reporting person beneficially owns 519,543 shares of PTGX common stock, held directly. This Form 4 reflects a personal, non-sale transfer and does not describe any purchase or sale of shares on the market.

Insider Trade Summary

440 shares gifted

Gift 1 txn

Insider PATEL DINESH V PH D

Role President and CEO

Type	Security	Shares	Price	Value
Gift	Common Stock	440	$0.00	$0.00

Holdings After Transaction: Common Stock — 519,543 shares (Direct)

Footnotes (1)

1. F1. This transaction involves a bona fide gift of securities from the Reporting Person to his grandchild.

FAQ

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

What insider transaction was reported for Protagonist Therapeutics (PTGX)?

The President and CEO of Protagonist Therapeutics (PTGX), who is also a director, reported a bona fide gift of 440 shares of common stock on 11/21/2025.

How many PTGX shares does the reporting person own after this transaction?

After the gift of 440 shares, the reporting person beneficially owns 519,543 shares of Protagonist Therapeutics common stock, held directly.

What was the nature of the PTGX share transfer reported on this Form 4?

The filing describes the transaction as a bona fide gift of PTGX common stock from the reporting person to his grandchild, with no sale proceeds reported.

Which roles does the reporting person hold at Protagonist Therapeutics (PTGX)?

The reporting person is both a Director and an Officer, serving as President and CEO of Protagonist Therapeutics, Inc.

Was this PTGX Form 4 filed for one or multiple reporting persons?

The Form 4 was indicated as filed by one reporting person, not a group filing.

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

Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 11/24/2025 - 04:01 PM EST 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^*

PATEL DINESH V PH D

(Last) (First) (Middle)

C/O PROTAGONIST THERAPEUTICS, INC.

7707 GATEWAY BLVD., SUITE 140

(Street)

NEWARK CA 94560-1160

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Protagonist Therapeutics, Inc [ PTGX ]

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)
11/21/2025

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	11/21/2025		G(1)		440	D	$0	519,543	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. This transaction involves a bona fide gift of securities from the Reporting Person to his grandchild.

	/s/ Matthew Gosling, Attorney-in-Fact for Dinesh V. Patel, Ph.D.	11/24/2025
	** 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.