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SNGX · NASDAQ · Biotechnology

Soligenix (SNGX)

Develops rare-disease therapeutics and heat-stable biodefense vaccine candidates.

$0.3851
After hours+0.00 (+0.50%)
At close$0.3832(−0.47%)

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13F · 13D/G · Form 4

Institutions4.30%936.5K shares
15 holders · as of Jun 30, 2026
Insiders0.07%15.5K shares
1 holder · as of Oct 3, 2025
Strategic holders0.04%9.7K shares
1 holder · as of Jul 9, 2018
Other95.59%20.80M shares
remainder

21.77M company shares as of Sep 23, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing

Two share counts disagree (21.77M in the company's Sep 23, 2026 report, 14.82M elsewhere); stakes use the report.

13F · 13D/G · Form 4

HolderStakeSharesDate
MJL Manager LLCInstitution
4.11%893,588filed Jun 25, 2026
Citadel Advisors LLCInstitution
0.96%209,507as of Jun 30, 2026
Jane Street Group, LLCInstitution
0.95%207,492as of Jun 30, 2026
XTX Topco LtdInstitution
0.72%157,119as of Jun 30, 2026
Geode Capital Management, LLCInstitution
0.55%120,267as of Jun 30, 2026
Vanguard Capital Management LLCInstitution
0.37%81,005as of Jun 30, 2026
Virtu Financial LLCInstitution
0.28%60,903as of Jun 30, 2026
Vanguard Fiduciary Trust CoInstitution
0.25%53,914as of Jun 30, 2026
Northern Trust CorpInstitution
0.17%38,046as of Jun 30, 2026
Christopher J. SchaberInsiderdirector, officer: CHAIRMAN, CEO AND PRESIDENT
0.07%15,511filed Oct 3, 2025
Altamont Pharmaceutical Holdings, LLCStrategic
0.04%9,708filed Jul 9, 2018
Morgan StanleyInstitution
0.02%3,592as of Jun 30, 2026
Mercer Global Advisors Inc /AdvInstitution
0.01%3,001as of Jun 30, 2026
Jones Financial Companies LLLPInstitution
0.01%1,236as of Jun 30, 2026
JPMorgan Chase & CoInstitution
0.00%245as of Jun 30, 2026
Plante Moran Financial Advisors, LLCInstitution
0.00%209as of Jun 30, 2026
Sbi Securities Co., Ltd.Institution
0.00%2as of Jun 30, 2026
Albion Financial Group /UTInstitution
0.00%1as of Jun 30, 2026
ACT Capital Management, LLLPInstitution
—9.90% of class, as filed—filed Nov 7, 2017
SC Fundamental Value Fund, L.P.Institution
—5.81% of class, as filed—filed Oct 12, 2017
Timothy R. Cote1Insiderdirector
0.01%1,582filed May 5, 2023
SPA Essetifin2Insider
0.01%1,223filed Dec 1, 2017
Randal J. Kirk3Insider10 percent owner
0.00%356filed May 8, 2017
Mark E. Pearson4Insiderdirector, 10 percent owner
0.00%326filed Jul 10, 2019
Jerome B. Zeldis5Insiderdirector
0.00%95filed May 18, 2021
  1. Last filed May 5, 2023; leaving the company requires no filing. Not in the bar.
  2. Last filed Dec 1, 2017; leaving the company requires no filing. Not in the bar.
  3. Last filed May 8, 2017; leaving the company requires no filing. Not in the bar.
  4. Last filed Jul 10, 2019; leaving the company requires no filing. Not in the bar.
  5. Last filed May 18, 2021; leaving the company requires no filing. Not in the bar.

13F, as of Jun 30, 2026

15 holders · 936.5K shares · 5 new positions · 8 increased · 2 reduced · 5 closed

HolderShares% outstandingChg q/qFiled
Citadel Advisors LLC209.5K0.96%+209.5KnewSep 2, 2026
Jane Street Group, LLC207.5K0.95%+207.5KAug 14, 2026
XTX Topco Ltd157.1K0.72%+136.3KAug 14, 2026
Geode Capital Management, LLC120.3K0.55%0Aug 12, 2026
Vanguard Capital Management LLC81.0K0.37%+22.6KAug 13, 2026
Virtu Financial LLC60.9K0.28%+60.9KAug 13, 2026
Vanguard Fiduciary Trust Co53.9K0.25%0Aug 13, 2026
Northern Trust Corp38.0K0.17%+38.0KnewAug 13, 2026

13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
MJL Manager LLC5.20%893.6K13GJun 25, 2026

Form 4

Latest trades

DateInsiderTypeSharesAvg priceOwned after
Oct 2, 2025
Christopher J. Schaberdirector, officer: CHAIRMAN, CEO AND PRESIDENT
Purchase15,132$1.3215,511

House and Senate disclosures

Not reported.