$CMMB

$1.00 -$0.03 (2.91%) Close

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

Ownership

13F as of Q2 2026 · 575.4M shares outstanding

Who owns CMMB?

By type of holder

Institutions 0.1% Insiders 0.0% Everyone else 99.9%

Concentration Top 10 holders own 14.8%

HBM Healthcare Investments (Cayman) Ltd. 14.1% · Gordon Carl L 0.2%

Institutional ownership

0.1%

0.0 pts vs last qtr

Institutional holders

-2 vs last qtr

Net shares bought

+28.3K

by institutions in Q2 2026

New / sold out

1 / 3

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Citadel Advisors LLC +31.1K
Lido Advisors, LLC NEW +14.3K

Biggest sellers in Q2 2026

SmartHarvest Portfolios, LLC SOLD OUT −14.6K
Susquehanna International Group, LLP SOLD OUT −13.5K

Who is planning to sell?

No insider has filed a notice of proposed sale (Form 144) for Chemomab Therapeutics Ltd in the last 12 months.

Is your stake being diluted?

Diluted share count, FY2021–FY2025

+145.9%

+25.23% a year

Each share's claim on the business

−59.3%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

— vs $7.96M

over 5 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+ years15% 3–5 years8% 1–3 years3% Under 1 year74%

Quarterly turnover

14.3%

of institutional shares changed hands

Top 10 managers, median time held

2 quarters

Super Investors

Investment managers reporting CMMB on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
CA Citadel Advisors LLC	95.3K	0.02%	+31.1K (+48.5%)	Q4 '25	0.0%
Shares held by quarter Peak holding103.8K (Q4'25) Change over 8 quarters+95.3K Share of the company0.020% Citadel Advisors LLC's full portfolio →
AC ADAR1 Capital Management, LLC	80.0K	0.01%	Unchanged	Q4 '25	0.0%
Shares held by quarter Peak holding80.0K (Q4'25) Change over 8 quarters+80.0K Share of the company0.010% ADAR1 Capital Management, LLC's full portfolio →

Citadel Advisors LLC

95.3K

% of company

0.02%

Change vs last qtr

+31.1K (+48.5%)

Held since

Q4 '25

ADAR1 Capital Management, LLC

80.0K

% of company

0.01%

Change vs last qtr

Unchanged

Held since

Q4 '25

14 more super investors behind a free account

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

Institutional Funds

Mutual funds and ETFs reporting CMMB on Form N-PORT; together they hold 0.0% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
FN Fidelity Nasdaq Composite Index Fund Fidelity Concord Street Trust	$15.1K	5.6K	0.00%	0.00%	August 31, 2026

Fidelity Nasdaq Composite Index Fund

Fidelity Concord Street Trust

Position value

$15.1K

% of company

0.00%

% 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
HH HBM Healthcare Investments (Cayman) Ltd. 5%+ holder 13D · 12.5%	81.0M	14.07%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company14.070% Disclosed stake13D · 12.5% View the 13D/G filing →
GC Gordon Carl L 5%+ holder 13D · 4.8%	969.8K	0.17%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company0.170% Disclosed stake13D · 4.8% View the 13D/G filing →

HBM Healthcare Investments (Cayman) Ltd.

5%+ holder13D · 12.5%

81.0M

% of company

14.07%

Change vs last qtr

—

Held since

—

Gordon Carl L

5%+ holder13D · 4.8%

969.8K

% of company

0.17%

Change vs last qtr

—

Held since

—

3 more holders behind a free account

See every insider and 5%+ holder of Chemomab Therapeutics Ltd.

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