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CTOR · NASDAQ · Medical - Pharmaceuticals

Citius Oncology

Commercializing LYMPHIR for relapsed or refractory cutaneous T-cell lymphoma.

$0.7756
After-hours close−0.01 (−1.50%)
At close$0.7874(−0.37%)

Breakdown13F · Form 4

Institutions 15.32%14.25M sharesInsiders 6.58%6.12M sharesOther 78.10%72.61M shares

Shares outstanding 92.98M · Float 17.72M · 19.1% free float

Top shareholders13F · 13D/G · Form 4

HolderShares% outstandingFormFiled
Armistice Capital, LLC9.30M9.99%13GMay 15, 2026
Bank of America Corp /DE/3.84M4.12%13FMay 18, 2026
Leonard L. Mazur · director, officer: Chief Executive Officer1.70M1.83%Form 4Sep 23, 2025
Myron Z. Holubiak · director, officer: Secretary950.0K1.02%Form 4Sep 23, 2025
Jaime Bartushak · officer: Chief Financial Officer825.0K0.89%Form 4Sep 23, 2025

Institutions13F, as of Mar 31, 2026

13 holders · 14.25M shares · 3 new positions · 9 increased · 1 reduced · 7 closed

HolderShares% outstandingChg q/qFiled
Armistice Capital, LLC9.19M9.88%+3.60MMay 15, 2026
Bank of America Corp /DE/3.84M4.12%+3.83MMay 18, 2026
Vanguard Capital Management LLC534.8K0.58%+534.8KnewMay 15, 2026
Geode Capital Management, LLC264.7K0.28%+44.7KMay 15, 2026
Vanguard Fiduciary Trust Co121.9K0.13%+121.9KnewMay 8, 2026
Ifp Advisors, Inc107.4K0.12%+20.0KApr 13, 2026
BlackRock, Inc.47.5K0.05%+25.1KMay 13, 2026
Northern Trust Corp45.7K0.05%0May 14, 2026

Beneficial owners13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
Armistice Capital, LLC9.99%9.30M13GMay 15, 2026

InsidersForm 4

InsiderRoleShares% outstandingFiled
Leonard L. Mazurdirector, officer: Chief Executive Officer1.70M1.83%Sep 23, 2025
Myron Z. Holubiakdirector, officer: Secretary950.0K1.02%Sep 23, 2025
Jaime Bartushakofficer: Chief Financial Officer825.0K0.89%Sep 23, 2025
Myron Czuczmanofficer: Chief Medical Officer825.0K0.89%Sep 23, 2025
Joel David Mayersohndirector321.2K0.35%Sep 23, 2025
Suren G. Dutiadirector300.0K0.32%Sep 23, 2025
Eugene Myron Holukadirector300.0K0.32%Sep 23, 2025
Dennis M. Mcgrathdirector300.0K0.32%Sep 23, 2025
Robert Joseph Smithdirector300.0K0.32%Sep 23, 2025
Carol Webbdirector300.0K0.32%Sep 23, 2025

1 ten-percent owner holds 65.63M shares by Form 4, outside the officers-and-directors figure above

Latest trades

No open-market trades in the last 12 months.

CongressHouse and Senate disclosures

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