Adagene Inc. (ADAG)

NASDAQ · Pharmaceuticals & Biotech · Pharmaceutical Preparations

Price

$2.98

Day

+0.34%

Close 2026-09-24.

The company

4.A. History and Development of the Company In February 2011, Adagene Inc. was incorporated under the laws of the Cayman Islands as our offshore holding company. In December 2011, we established Adagene (Hong Kong) Limited, or Adagene Hong Kong, a wholly-owned subsidiary incorporated under the laws of Hong Kong, as our intermediary holding company. In February 2012, Adagene Hong Kong incorporated Adagene (Suzhou) Limited, or Adagene Suzhou, in China, through which we commenced our research and development activities in China.

From Item 1: 4.A. History and Development of the Company.

Institutional holders

Largest positions reported on Form 13F for the quarter ended 2026-06-30, by value.

• Jupiter Topco LLC — $28.1M
• Siren, L.L.C. — $11.2M
• DEERFIELD MANAGEMENT COMPANY, L.P. — $11.2M
• AMERIPRISE FINANCIAL INC — $7.21M
• HSG Holding Ltd — $5.64M
• Squadron Capital Management LLC — $5.25M
• Dauntless Investment Group, LLC — $2.26M
• Exome Asset Management LLC — $2.05M

Insider trades

Open-market buys and sales filed on Form 4, newest first. Grants, option exercises and tax withholding are left out.

• Luo Peter (Chief Executive Officer) bought 20,290 shares at $3.15 on 2026-09-16
• DO CUONG V (Director) bought 2,000 shares at $3.75 on 2026-08-14
• Luo Peter (Chief Executive Officer) bought 279 shares at $3.65 on 2026-08-05
• Luo Peter (Chief Executive Officer) bought 22,966 shares at $3.65 on 2026-08-04

Recent filings

• 6-K — 2026-09-22
• 4 — 2026-09-17
• 6-K — 2026-09-10
• 6-K — 2026-09-09
• 144/A — 2026-08-20
• 144 — 2026-08-19
• 4 — 2026-08-18
• 4 — 2026-08-17
• 4 — 2026-08-17
• 4 — 2026-08-17