NuCana plc
NCNANasdaqHealthcare · Pharmaceutical Preparations · X0 · SEC filings ↗ · Compare ⊕
View price & chart on Yahoo Finance ↗Financials
SEC XBRL · annualNo structured XBRL financials available (common for pre-2009 filers, foreign issuers, or companies that never reported as a US public company).
Clinical trials
ClinicalTrials.gov · ongoing · next readout firstInterventional studies led by this company. “Readout” is the trial's primary-completion date — an estimate the sponsor reports, not a guarantee.
5%+ owners
SEC Schedule 13D / 13G · last 3 yrs- Griffith HughActivist (13D)Mar 18, 2026
- Carlyle Group Inc.Activist (13D)Apr 18, 2025
- Sofinnova Venture Partners Viii, L.P.Activist (13D)Feb 25, 2025
- Sofinnova Capital Vi FcprActivist (13D)Feb 14, 2025
Holders who disclosed a 5%+ stake. 13D signals intent to influence or control; 13G is a passive holding. Latest filing per holder — open it for the exact stake.
Short interest
FINRA · bi-monthly| Settlement | Shares short | Days to cover | Δ vs prior |
|---|---|---|---|
| May 15, 2026 | 167,041 | 3.5 | -1.3% |
| Apr 30, 2026 | 169,168 | 7.2 | +0.0% |
| Apr 15, 2026 | 169,130 | 3.5 | +0.4% |
| Mar 31, 2026 | 168,450 | 3.2 | +5.3% |
| Mar 13, 2026 | 160,023 | 3.2 | -9.3% |
Shares sold short as reported to FINRA. Days-to-cover = short shares ÷ average daily volume — higher means more potential squeeze pressure.
Recent SEC filings
All filings ↗Event-driven situations (1)
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