Ulf Grawunder - 13 Aug 2026 Form 4 Insider Report for Adagene Inc. (ADAG)

Reporting relationship: Director
Issuer ticker: ADAG
Reported as of: 13 Aug 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 14 Aug 2026, 11:20:05 UTC
Prior SEC filing: 17 Mar 2026
Source filing: View source filing
Reporting owner signature: Ulf Grawunder

Key filing fact

Ulf Grawunder filed Form 4 for Adagene Inc. (ADAG) on 14 Aug 2026.

Key facts

This page summarizes Ulf Grawunder's Form 4 filing for Adagene Inc. (ADAG).
1 reported transaction and 1 derivative row are listed below.
Accepted by SEC: 14 Aug 2026, 11:20.

Change

Previous filing in this sequence was filed on 17 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 0002120696 Primary reporting owner

Grawunder Ulf

Relationship: Director
Address: RUETENENSTRASSE 41, BECKENRIED
Signature: Ulf Grawunder
Signature date: 14 Aug 2026

Reported derivative securities

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

ADAG transaction Derivative

Nonqualified Stock Option (Right to Buy)

Award

Transaction value
Shares: +20,000
Change %: +31%
Price: $0.000000^*
Shares after: 85,000
Date: 13 Aug 2026
Ownership: Direct
Underlying class: Ordinary Shares
Underlying amount: 20,000
Exercise price: $3.00

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

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).