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Red Flags Detected

  • Material Weakness (worsened) — Material weaknesses persist for second consecutive year with no remediation progress; timeline pushed from 2025 to 2026.
  • Securities Litigation (worsened) — Securities class action advanced through class certification and partial denial of motion to dismiss before reaching settlement-in-principle; two new derivative lawsuits filed in early 2026.
NASDAQ: ASPI ASP Isotopes Inc. 10-K

ASP Isotopes acquires helium producer Renergen, begins commercial isotope production

Filed April 10, 2026 · Period ending December 31, 2025 · Compared to 10-K Mar 31, 2025 · ~2 min read

Key Changes

  • high

    Acquired Renergen (helium/LNG producer) in January 2026, adding $46M debt and $1.16B Phase 2 capital requirement. Virginia Gas Project already producing commercial LNG with 94.5% ownership through 2042.

    Business: Renergen acquisition verify on EDGAR →
  • high

    Commenced commercial isotope production at both South African facilities in H1 2025, transitioning from development stage. Initial C-14 and Si-28 shipments now targeted for mid-2026 and Q2 2026, roughly one year later than originally planned.

    Business: commercial production commencement verify on EDGAR →
  • high

    Converted TerraPower term sheet into definitive agreements: $22M term loan (10% OID, 12% interest) and 10-year HALEU supply contract for uranium enrichment facility at Pelindaba, planned completion 2027.

    Business: TerraPower definitive agreements verify on EDGAR →

2 more material changes behind this preview — plus the full narrative summary, section-by-section diffs against the prior filing, and verbatim quotes with EDGAR citations.

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View original filing on SEC.gov View full financials on EDGAR ↗

Source-verified from EDGAR · Narrative written by AI · Jun 3, 2026 · How we verify