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Activist & passive stakes

Investors crossing the 5% ownership line, from SEC Schedule 13D (activist) and 13G (passive) filings. Newest first.

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Filing
NewAmendmentsAll
Stake type
ActivistPassive
Min % owned
≥10%≥20%
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All filings, new and amended.1–2 of 2
  • PassiveNew
    Nov 4, 2026
    NUCL · Eagle Nuclear Energy Corp.
    Steven Parhar
    6.31% · 1,873,064 shSEC
  • PassiveAmendment 1
    Oct 26, 2026
    ONEN · ONE Nuclear Energy Inc.
    Hennessy Thomas D
    6% · 6,494,999 shSEC