Jun Yoon - 19 Mar 2026 Form 4 Insider Report for Structure Therapeutics Inc. (GPCR)

Reporting relationship: CHIEF FINANCIAL OFFICER
Issuer ticker: GPCR
Reported as of: 19 Mar 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 23 Mar 2026, 16:30:08 UTC
Prior SEC filing: 05 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Jun Yoon

Key filing fact

Jun Yoon filed Form 4 for Structure Therapeutics Inc. (GPCR) on 23 Mar 2026.

Key facts

This page summarizes Jun Yoon's Form 4 filing for Structure Therapeutics Inc. (GPCR).
2 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 23 Mar 2026, 16:30.

Change

Previous filing in this sequence was filed on 05 Mar 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001962414 Primary reporting owner

Yoon Jun

Relationship: CHIEF FINANCIAL OFFICER
Address: C/O STRUCTURE THERAPEUTICS INC., 601 GATEWAY BLVD., SUITE 900, SOUTH SAN FRANCISCO
Signature: /s/ Jun Yoon
Signature date: 22 Mar 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

GPCR transaction

Ordinary Shares

Award

Transaction value
Shares: +104,085
Change %: +8%
Price: $0.000000^*
Shares after: 1,401,656
Date: 19 Mar 2026
Ownership: Direct
Footnotes: F1, F2

GPCR holding

Ordinary Shares

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 1,554,586
Date: 19 Mar 2026
Ownership: See footnote
Footnotes: F1, F3

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

GPCR transaction Derivative

Employee Stock Option (right to buy)

Award

Transaction value
Shares: +128,892
Change %
Price: $0.000000^*
Shares after: 128,892
Date: 19 Mar 2026
Ownership: Direct
Underlying class: Ordinary Shares
Underlying amount: 128,892
Exercise price: $16.82
Footnotes: F1, F4, F5

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 5 footnotes

Footnote F1

The Ordinary Shares of the Issuer may be represented by American Depositary Shares ('ADSs"). Each ADS represents three Ordinary Shares of the Issuer.

Footnote F2

Represents the grant of restricted stock units ("RSUs"), each of which represents a contingent right to receive one Ordinary Share of the Issuer. The RSUs vest 1/4th annually on each anniversary of March 1, 2026, subject to Reporting Person's continued service on such dates.

Footnote F3

By Jun Sik Yoon and Hayung Yang Yoon, Trustees of The Yoon Family Trust, dated December 11, 2019.

Footnote F4

The option exercise price per share is equal to the fair market value per Ordinary Share on the grant date based on the trading price of the Issuer's ADSs.

Footnote F5

1/4th of the shares subject to the option shall vest March 1, 2027, and the remaining shares shall vest in 36 equal monthly installments thereafter, subject to the Reporting Person's continued service through each such vesting date.