$SNGX

$0.36 +$0.01 (3.68%) Close

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

Ownership

13F as of Q2 2026 · 21.8M shares outstanding

Who owns SNGX?

By type of holder

Institutions 4.3% Insiders 0.1% Everyone else 95.6%

Concentration Top 10 holders own 4.3%

Citadel Advisors LLC 1.0% · Jane Street Group, LLC 1.0%

Institutional ownership

4.3%

+3.1 pts vs last qtr

Institutional holders

+2 vs last qtr

Net shares bought

+673.0K

by institutions in Q2 2026

New / sold out

6 / 4

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Citadel Advisors LLC NEW +209.5K
Jane Street Group, LLC NEW +207.5K

Biggest sellers in Q2 2026

UBS Group AG SOLD OUT −2.3K
SBI Securities Co., Ltd. −400

Who is planning to sell?

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

Is your stake being diluted?

Diluted share count, FY2022–FY2025

+1165.0%

+133.00% a year

Each share's claim on the business

−92.1%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

— vs $1.62M

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 years0% 1–3 years13% Under 1 year87%

Quarterly turnover

130.3%

of institutional shares changed hands

Top 10 managers, median time held

3 quarters

Super Investors

Investment managers reporting SNGX on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
CA Citadel Advisors LLC	209.5K	0.96%	NEW	Q2 '26	0.0%
Shares held by quarter Peak holding209.5K (Q2'26) Change over 8 quarters+209.5K Share of the company0.960% Citadel Advisors LLC's full portfolio →
JS Jane Street Group, LLC	207.5K	0.95%	NEW	Q2 '26	0.0%
Shares held by quarter Peak holding207.5K (Q2'26) Change over 8 quarters+207.5K Share of the company0.950% Jane Street Group, LLC's full portfolio →

Citadel Advisors LLC

209.5K

% of company

0.96%

Change vs last qtr

NEW

Held since

Q2 '26

Jane Street Group, LLC

207.5K

% of company

0.95%

Change vs last qtr

NEW

Held since

Q2 '26

19 more super investors behind a free account

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

Institutional Funds

Mutual funds and ETFs reporting SNGX on Form N-PORT; together they hold 0.8% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VE Vanguard Extended Market Index Fund Vanguard Index Funds	$32.1K	81.0K	0.37%	0.00%	June 30, 2026
FE Fidelity Extended Market Index Fund Fidelity Concord Street Trust	$28.8K	75.8K	0.35%	0.00%	August 31, 2026

Vanguard Extended Market Index Fund

Vanguard Index Funds

Position value

$32.1K

% of company

0.37%

% of the fund

0.00%

As of

June 30, 2026

Fidelity Extended Market Index Fund

Fidelity Concord Street Trust

Position value

$28.8K

% of company

0.35%

% of the fund

0.00%

As of

August 31, 2026

3 more funds behind a free account

See every fund holding Soligenix 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
SC Schaber Christopher Insider	15.5K	0.07%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.070% Schaber Christopher's insider activity →

Schaber Christopher

Insider

15.5K

% of company

0.07%

Change vs last qtr

—

Held since

—

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