PTGX Form 144: Notice to Sell 12,000 Shares

PTGX reported a Form 144 notice indicating proposed sales of 12,000 shares of Common Stock.

Rhea-AI Filing Summary

PTGX reported a Form 144 notice indicating proposed sales of 12,000 shares of Common Stock. The filing lists two compensation-related lots of Common stock — 10,000 shares dated 05/16/2018 and 2,000 shares dated 12/03/2019. The form shows a value figure of $1,200,873.60 and an entry 05/07/2026 associated with the NASDAQ listing.

Insights

SEC Compliance Analyst

Form 144 lists proposed sales of 12,000 compensation shares by an issuer/agent.

The filing lists two compensation-origin lots—10,000 shares from 05/16/2018 and 2,000 shares from 12/03/201912,000 shares. The document includes a value figure $1,200,873.60 and a NASDAQ reference dated 05/07/2026.

Regulatory consequence: Form 144 is a notice required when insiders intend to sell restricted or control securities; it does not itself execute sales. Subsequent transaction details (execution, purchaser, proceeds recipient) are not shown in the excerpt; follow-up filings or broker reports would show completed sales.

Key Figures

Shares proposed for sale: 12,000 shares Lot 1: 10,000 shares Lot 2: 2,000 shares +2 more

5 metrics

Shares proposed for sale 12,000 shares aggregate of two compensation lots

Lot 1 10,000 shares dated <date>05/16/2018</date>, compensation

Lot 2 2,000 shares dated <date>12/03/2019</date>, compensation

Value shown $1,200,873.60 figure present in filing excerpt

Filing/NASDAQ date 05/07/2026 date associated with NASDAQ entry in excerpt

Key Terms

Form 144, Compensation, Issuer

3 terms

Form 144 regulatory

"Filer Information | 144: Filer Information"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Compensation financial

"Common | 05/16/2018 | Compensation | Issuer"

Issuer regulatory

"Common | 12/03/2019 | Compensation | Issuer"

FAQ

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

What does PTGX's Form 144 report show?

The Form 144 reports proposed sales of 12,000 shares of Common Stock from compensation-origin lots dated 05/16/2018 and 12/03/2019$1,200,873.60 and a NASDAQ reference dated 05/07/2026.

Does the Form 144 mean PTGX shares have already been sold?

No. Form 144 is a notice of intent to sell restricted or control securities; it does not confirm a completed sale. Execution details, if any, would appear in subsequent trade confirmations or Form 4/Form 5 filings showing actual dispositions.

How many share lots and dates are listed in the PTGX filing?

The filing lists two compensation-related lots: 10,000 shares dated 05/16/2018 and 2,000 shares dated 12/03/2019, which together equal 12,000 shares shown in the notice.

What does the value $1,200,873.60 represent in the Form 144?

The excerpt contains the figure $1,200,873.60 associated with the filing; the form does not explicitly label whether this is aggregate market value or another calculation. The filing text provided does not state the precise label for that number.

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

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Accepted by SEC EDGAR 05/07/2026 - 04:49 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001740847
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	PROTAGONIST THERAPEUTICS, INC.
SEC File Number	001-37852
Address of Issuer	7707 Gateway Boulevard, Suite 140 Newark CALIFORNIA 94560-1160
Phone	(510) 474-0170
Name of Person for Whose Account the Securities are To Be Sold	BRYAN M & COURTNEY L GIRAUDO RT
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	12000	1200873.60	64311373	05/07/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	05/16/2018	Compensation	Issuer			10000	05/16/2018	Not Applicable
Common	12/03/2019	Compensation	Issuer			2000	12/03/2019	Not Applicable

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	05/07/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Bryan Giraudo, Trustee
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)