Adagene (ADR) (ADAG)
Develops antibody cancer immunotherapies and licenses tumor-activated masking technology.
$2.98
vs last close−0.25 (−7.74%)
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13F · 13D/G · Form 4
| Institutions | 51.16% | 19.26M ADS | |
|---|---|---|---|
| 36 holders · as of Jun 30, 2026 | |||
| Insiders | 0.01% | 2.0K ADS | |
| 1 holder · as of Aug 18, 2026 | |||
| Other | 48.83% | 18.39M ADS | |
| remainder | |||
37.65M ADS as of Aug 22, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing
The share count is from the company's Dec 2024 annual report; nothing newer is on file here.
The share count has not been confirmed by a second filing; stakes use it as it stands.
Some positions are filed in underlying shares, not receipts; the ratio is unknown, so no percentage.
13F, as of Jun 30, 2026
36 holders · 19.26M shares · 17 new positions · 27 increased · 6 reduced · 6 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| Jupiter Topco LLC | 6.67M | 17.71% | +6.67Mnew | Aug 14, 2026 |
| Deerfield Management Company, L.P. (Series C) | 2.67M | 7.08% | +2.67Mnew | Aug 14, 2026 |
| Siren, L.L.C. | 2.67M | 7.08% | +2.67Mnew | Aug 13, 2026 |
| Ameriprise Financial Inc | 1.72M | 4.56% | +1.11M | Aug 14, 2026 |
| SC China Holding Ltd | 1.34M | 3.57% | 0 | Aug 13, 2026 |
| Squadron Capital Management LLC | 1.25M | 3.32% | +1.25Mnew | Aug 14, 2026 |
| Dauntless Investment Group, LLC | 537.2K | 1.43% | +502.5K | Aug 13, 2026 |
| Citadel Advisors LLC | 506.9K | 1.35% | +506.9K | Sep 2, 2026 |
13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| HAN 2020 Irrevocable Trustincl. Peter Luo | 11.20% | 9.39M | 13D | Jun 8, 2026 |
| Janus Henderson Group PLC | 10.10% | 6.67M | 13G | May 7, 2026 |
| Smith Vincent C | 8.70% | 5.10M | 13G | Jan 29, 2026 |
| WuXi PharmaTech Healthcare Fund I L.P. | 5.90% | 3.49M | 13G | May 15, 2026 |
| Chernett Jorey | 5.10% | 2.39M | 13G | Mar 18, 2026 |
Form 4
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Sep 16, 2026 | Peter Luodirector, officer: Chief Executive Officer | Purchase | 20,290 | $3.15 | 88,535 |
| Aug 14, 2026 | Cuong V. Dodirector | Purchase | 2,000 | $3.75 | 2,000 |
| Aug 4, 2026 | Peter Luodirector, officer: Chief Executive Officer | Purchase | 22,966 | $3.65 | 67,966 |
| Aug 5, 2026 | Peter Luodirector, officer: Chief Executive Officer | Purchase | 279 | $3.65 | 68,245 |
House and Senate disclosures
Not reported.