Kenneth Griffin's Citadel entities disclosed a 6.5% ownership stake in Core Scientific, signaling major institutional investor confidence in the GPU data center operator.

Kenneth Griffin may be deemed to beneficially own 20,850,479 shares of Core Scientific common stock, representing 6.5% of outstanding shares. Several affiliated Citadel entities also hold significant stakes in the company.

Citadel Securities LLC may be deemed to beneficially own 12,122,241 shares (3.8% of outstanding shares). Citadel Securities Group LP and Citadel Securities GP LLC each may be deemed to beneficially own 15,649,788 shares (4.9% of outstanding shares). Citadel Advisors LLC, Citadel Advisors Holdings LP, and Citadel GP LLC each may be deemed to beneficially own 5,200,691 shares (1.6% of outstanding shares).

All reporting persons report no sole voting or dispositive power over their respective blocks, though each holds shared voting and dispositive power. The ownership percentages are calculated based on 321,341,430 shares outstanding, including 989 shares issuable upon conversion of certain warrants.