$MNPR

$71.84 +$1.30 (1.84%) Close

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

Ownership

13F as of Q2 2026 · 6.7M shares outstanding

Who owns MNPR?

By type of holder

Institutions 92.7% Insiders 7.3% Everyone else 0.0%

Concentration Top 10 holders own 113.0%

Hendricks Diane 53.9% · Jupiter Topco LLC 19.6%

Institutional ownership

92.7%

-0.2 pts vs last qtr

Institutional holders

+13 vs last qtr

Net shares bought

−13.8K

by institutions in Q2 2026

New / sold out

29 / 16

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Jupiter Topco LLC NEW +1.3M
Orbimed Advisors LLC NEW +157.4K

Biggest sellers in Q2 2026

Janus Henderson Group PLC SOLD OUT −1.3M
Sio Capital Management, LLC SOLD OUT −173.5K

Who is planning to sell?

Notices of proposed sale, last 12 months

$6.36M

7 notices from 6 people

Shares covered

70.4K

1.05% of the company

Arranged in advance

87%

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Chandler Robinson Director 10b5-1 $2.6M
Christopher Starr Director 10b5-1 $1.34M

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?

There are not yet two fiscal years of reported share counts for Monopar Therapeutics Inc..

How patient are the owners?

Institutional shares by how long they've been held

5+ years0% 3–5 years0% 1–3 years36% Under 1 year64%

Quarterly turnover

33.3%

of institutional shares changed hands

Top 10 managers, median time held

1.5 years

Super Investors

Investment managers reporting MNPR on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
JH Janus Henderson Group PLC	—	—	SOLD OUT	—	0.0%
Shares held by quarter Peak holding1.3M (Q4'25) Change over 8 quarters0 Janus Henderson Group PLC's full portfolio →
JT Jupiter Topco LLC	1.3M	19.55%	NEW	Q2 '26	0.1%
Shares held by quarter Peak holding1.3M (Q2'26) Change over 8 quarters+1.3M Share of the company19.550% Jupiter Topco LLC's full portfolio →

Janus Henderson Group PLC

—

% of company

—

Change vs last qtr

SOLD OUT

Held since

—

Jupiter Topco LLC

1.3M

% of company

19.55%

Change vs last qtr

NEW

Held since

Q2 '26

28 more super investors behind a free account

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

Institutional Funds

Mutual funds and ETFs reporting MNPR on Form N-PORT; together they hold 10.1% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$14.8M	159.8K	2.38%	0.00%	June 30, 2026
IR iShares Russell 2000 ETF iShares Trust	$11M	118.7K	1.77%	0.01%	June 30, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$14.8M

% of company

2.38%

% of the fund

0.00%

As of

June 30, 2026

iShares Russell 2000 ETF

iShares Trust

Position value

$11M

% of company

1.77%

% of the fund

0.01%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding Monopar Therapeutics Inc. and how much of the fund the position is.

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
HD Hendricks Diane Insider	3.6M	53.90%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company53.900% Hendricks Diane's insider activity →
RC Robinson Chandler 5%+ holder 13D · 4.5%	307.4K	4.58%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company4.580% Disclosed stake13D · 4.5% View the 13D/G filing →

Hendricks Diane

Insider

3.6M

% of company

53.90%

Change vs last qtr

—

Held since

—

Robinson Chandler

5%+ holder13D · 4.5%

307.4K

% of company

4.58%

Change vs last qtr

—

Held since

—

9 more holders behind a free account

See every insider and 5%+ holder of Monopar Therapeutics Inc..

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