Nucana PLC

Form 4F-120-F13D

Insider Trading (Form 4)

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Nucana PLC
Form 4: NuCana PLC Director Elliott Levy Cancels Stock Option
NuCana plc reports that Director Elliott Levy has canceled a significant stock option grant.
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Nucana PLC
Form 4: NuCana COO Theresa Bruce Receives Large Option Grant
NuCana plc Chief Operating Officer Theresa Bruce was granted 132,600,130 stock options on April 15, 2026.

Schedule 13D - Activist Investments

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Nucana PLC
SCHEDULE: NuCana CEO Griffith Boosts Stake to 12.0%
NuCana plc CEO Hugh S. Griffith has disclosed a 12.0% beneficial ownership stake in the company, primarily through stock options.
Delay expected
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SCHEDULE 13D/A: Carlyle Group Reduces Stake in NuCana plc Below 5% Threshold
The Carlyle Group and its affiliated entities have disclosed a reduction in their beneficial ownership of NuCana plc's Ordinary Shares to 2.4%, falling below the 5% reporting threshold.
Worse than expected
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SCHEDULE 13D/A: Sofinnova Funds Divest NuCana Shares, Ceasing Over 5% Beneficial Ownership
Sofinnova Venture Partners and related entities, including Dr. James I. Healy, have significantly reduced their stake in NuCana plc through multiple share dispositions and dilutive events, falling below the 5% beneficial ownership threshold.
Worse than expected
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Nucana PLC
SCHEDULE 13D/A: Sofinnova Group's Stake in NuCana plc Diluted to 5.1% Due to Increased Share Count
An amendment to a Schedule 13D filing reveals that Sofinnova Capital VI FCPR and related entities' beneficial ownership in NuCana plc has decreased to 5.1% due to an increase in the total number of outstanding shares, not from any sales by the reporting persons.
Capital raise