$IMMX

$8.05 -$0.01 (0.12%) Close

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

Ownership

13F as of Q2 2026 · 71.5M shares outstanding

Who owns IMMX?

By type of holder

Institutions 78.5% Insiders 11.1% Everyone else 10.4%

Concentration Top 10 holders own 52.1%

Jupiter Topco LLC 13.7% · Saturn V Capital Management LP 6.5%

Institutional ownership

78.5%

+40.7 pts vs last qtr

Institutional holders

108

+31 vs last qtr

Net shares bought

+29.1M

by institutions in Q2 2026

New / sold out

45 / 14

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Jupiter Topco LLC NEW +9.8M
State Street Corp +2.8M

Biggest sellers in Q2 2026

Janus Henderson Group PLC SOLD OUT −4.8M
Susquehanna International Group, LLP SOLD OUT −471.4K

Who is planning to sell?

No insider has filed a notice of proposed sale (Form 144) for Immix Biopharma, Inc. in the last 12 months.

Is your stake being diluted?

Diluted share count, FY2022–FY2025

+137.4%

+33.40% a year

Each share's claim on the business

−57.9%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

$100K vs $8.65M

over 4 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 years19% 1–3 years9% Under 1 year72%

Quarterly turnover

76.6%

of institutional shares changed hands

Top 10 managers, median time held

2 quarters

Super Investors

Investment managers reporting IMMX on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
JT Jupiter Topco LLC	9.8M	13.68%	NEW	Q2 '26	0.0%
Shares held by quarter Peak holding9.8M (Q2'26) Change over 8 quarters+9.8M Share of the company13.680% Jupiter Topco LLC's full portfolio →
JH Janus Henderson Group PLC	—	—	SOLD OUT	—	0.0%
Shares held by quarter Peak holding4.8M (Q1'26) Change over 8 quarters0 Janus Henderson Group PLC's full portfolio →

Jupiter Topco LLC

9.8M

% of company

13.68%

Change vs last qtr

NEW

Held since

Q2 '26

Janus Henderson Group PLC

—

% of company

—

Change vs last qtr

SOLD OUT

Held since

—

28 more super investors behind a free account

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

Institutional Funds

Mutual funds and ETFs reporting IMMX on Form N-PORT; together they hold 20.1% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
EH Eventide Healthcare & Life Sciences Fund Mutual Fund Series Trust	$40.1M	3.9M	5.44%	2.24%	June 30, 2026
SS State Street(R) SPDR(R) S&P(R) Biotech ETF SPDR Series Trust	$21.7M	2.1M	2.94%	0.20%	June 30, 2026

Eventide Healthcare & Life Sciences Fund

Mutual Fund Series Trust

Position value

$40.1M

% of company

5.44%

% of the fund

2.24%

As of

June 30, 2026

State Street(R) SPDR(R) S&P(R) Biotech ETF

SPDR Series Trust

Position value

$21.7M

% of company

2.94%

% of the fund

0.20%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding Immix Biopharma, 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
CY Chudnovsky Yekaterina Insider	3.2M	4.54%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company4.540% Chudnovsky Yekaterina's insider activity →
RI Rachman Ilya M Insider	1.1M	1.60%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company1.600% Rachman Ilya M's insider activity →

Chudnovsky Yekaterina

Insider

3.2M

% of company

4.54%

Change vs last qtr

—

Held since

—

Rachman Ilya M

Insider

1.1M

% of company

1.60%

Change vs last qtr

—

Held since

—

7 more holders behind a free account

See every insider and 5%+ holder of Immix Biopharma, Inc..

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