$ERNA

$1.94 -$0.13 (6.15%) Close

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

Ownership

13F as of Q2 2026 · 1.6M shares outstanding

Who owns ERNA?

By type of holder

Institutions 2.2% Insiders 66.9% Everyone else 30.9%

Concentration Top 10 holders own 663.7%

Charles Cherington 661.1% · Dauntless Investment Group, LLC 0.4%

Institutional ownership

2.2%

-97.8 pts vs last qtr

Institutional holders

-11 vs last qtr

Net shares bought

−3.5M

by institutions in Q2 2026

New / sold out

1 / 12

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Tradewinds Capital Management, LLC NEW +361

Biggest sellers in Q2 2026

Bleichroeder LP SOLD OUT −2.0M
Dauntless Investment Group, LLC −606.4K

Who is planning to sell?

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

Is your stake being diluted?

Diluted share count, FY2024–FY2025

+593.1%

+593.08% a year

Each share's claim on the business

−85.6%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

— vs $3.02M

over 2 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 years0% 1–3 years0% Under 1 year100%

Quarterly turnover

49.5%

of institutional shares changed hands

Top 10 managers, median time held

3 quarters

Super Investors

Investment managers reporting ERNA on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
B Bleichroeder LP	—	—	SOLD OUT	—	0.0%
Shares held by quarter Peak holding2.0M (Q1'26) Change over 8 quarters0 Bleichroeder LP's full portfolio →
DI Dauntless Investment Group, LLC	6.0K	0.37%	−606.4K (−99.0%)	Q1 '26	0.0%
Shares held by quarter Peak holding612.4K (Q1'26) Change over 8 quarters+6.0K Share of the company0.370% Dauntless Investment Group, LLC's full portfolio →

Bleichroeder LP

—

% of company

—

Change vs last qtr

SOLD OUT

Held since

—

Dauntless Investment Group, LLC

6.0K

% of company

0.37%

Change vs last qtr

−606.4K (−99.0%)

Held since

Q1 '26

12 more super investors behind a free account

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

Institutional Funds

Mutual funds and ETFs reporting ERNA on Form N-PORT; together they hold 1.3% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
FE Fidelity Extended Market Index Fund Fidelity Concord Street Trust	$59.1K	12.9K	0.79%	0.00%	August 31, 2026
VE Vanguard Extended Market Index Fund Vanguard Index Funds	$37.8K	5.7K	0.35%	0.00%	June 30, 2026

Fidelity Extended Market Index Fund

Fidelity Concord Street Trust

Position value

$59.1K

% of company

0.79%

% of the fund

0.00%

As of

August 31, 2026

Vanguard Extended Market Index Fund

Vanguard Index Funds

Position value

$37.8K

% of company

0.35%

% of the fund

0.00%

As of

June 30, 2026

3 more funds behind a free account

See every fund holding Ernexa 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
CC Charles Cherington 5%+ holder 13D · 34.7%	10.8M	661.07%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company661.070% Disclosed stake13D · 34.7% View the 13D/G filing →
PD Polinsky David Insider	8.0K	0.49%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.490% Polinsky David's insider activity →

Charles Cherington

5%+ holder13D · 34.7%

10.8M

% of company

661.07%

Change vs last qtr

—

Held since

—

Polinsky David

Insider

8.0K

% of company

0.49%

Change vs last qtr

—

Held since

—

1 more holders behind a free account

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

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