$ADAG

$2.49 +$0.08 (3.32%) Close

$ADAG Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 59.2M shares outstanding

Who owns ADAG?

By type of holder

Institutions 32.5% Insiders 0.0% Everyone else 67.5%

Concentration Top 10 holders own 40.7%

Jupiter Topco LLC 11.3% · Peter Luo 10.5%

Institutional ownership

32.5%

+27.0 pts vs last qtr

Institutional holders

+10 vs last qtr

Net shares bought

+16.0M

by institutions in Q2 2026

New / sold out

16 / 6

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Jupiter Topco LLC NEW +6.7M
Deerfield Management Company, L.P. NEW +2.7M

Biggest sellers in Q2 2026

Exome Asset Management LLC −248.6K
Mill Creek Capital Advisors, LLC SOLD OUT −199.6K

Who is planning to sell?

Notices of proposed sale, last 12 months

$158K

1 notice from 1 person

Shares covered

40.0K

0.07% of the company

Arranged in advance

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Adagene Inc. Officer $158K

Every notice on Red Flags →

A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.

Is your stake being diluted?

Diluted share count, FY2018–FY2025

+289.2%

+21.43% a year

Each share's claim on the business

−74.3%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

$6.34M vs $56M

over 8 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years0% 3–5 years7% 1–3 years0% Under 1 year93%

Quarterly turnover

259.6%

of institutional shares changed hands

Top 10 managers, median time held

0 quarters

Super Investors

Investment managers reporting ADAG on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
JT Jupiter Topco LLC	6.7M	11.26%	NEW	Q2 '26	0.0%
Shares held by quarter Peak holding6.7M (Q2'26) Change over 8 quarters+6.7M Share of the company11.260% Jupiter Topco LLC's full portfolio →
DM Deerfield Management Company, L.P.	2.7M	4.50%	NEW	Q2 '26	0.1%
Shares held by quarter Peak holding2.7M (Q2'26) Change over 8 quarters+2.7M Share of the company4.500% Deerfield Management Company, L.P.'s full portfolio →

Jupiter Topco LLC

6.7M

% of company

11.26%

Change vs last qtr

NEW

Held since

Q2 '26

Deerfield Management Company, L.P.

2.7M

% of company

4.50%

Change vs last qtr

NEW

Held since

Q2 '26

28 more super investors behind a free account

See every manager holding Adagene Inc., how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting ADAG on Form N-PORT; together they hold 0.1% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
IG Invesco Golden Dragon China ETF Invesco Exchange-Traded Fund Trust	$159K	42.3K	0.07%	0.16%	July 31, 2026
FN Fidelity Nasdaq Composite Index Fund Fidelity Concord Street Trust	$135K	38.4K	0.06%	0.00%	August 31, 2026

Invesco Golden Dragon China ETF

Invesco Exchange-Traded Fund Trust

Position value

$159K

% of company

0.07%

% of the fund

0.16%

As of

July 31, 2026

Fidelity Nasdaq Composite Index Fund

Fidelity Concord Street Trust

Position value

$135K

% of company

0.06%

% of the fund

0.00%

As of

August 31, 2026

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
PL Peter Luo 5%+ holder 13D · 7.1%	6.2M	10.54%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company10.540% Disclosed stake13D · 7.1% View the 13D/G filing →

Peter Luo

5%+ holder13D · 7.1%

6.2M

% of company

10.54%

Change vs last qtr

—

Held since

—

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