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Red Flags Detected

  • Class B Conversion (new) — The offering includes Class A shares issuable upon conversion of Class B common stock, which may dilute existing Class A holders.
NASDAQ: BRUN Boost Run Inc. 424B5

Boost Run Inc. registers resale of up to 58.7M Class A shares and 4.0M warrants by selling holders

Filed August 19, 2026 · ~1 min read

Key Changes

  • high

    The offering is a secondary resale of up to 58,738,753 Class A shares and 4,007,216 warrants by selling holders; the company receives no proceeds.

    The Offering view on EDGAR →
  • high

    Includes 29,533,018 Class A shares issuable upon conversion of Class B common stock, which may dilute existing Class A holders.

    The Offering view on EDGAR →
  • medium

    Up to 10,968,750 earnout shares may be issued to Andrew Karos and the Sponsor/SPV under the Earnout Agreement.

    The Offering view on EDGAR →

1 more material change 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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Figures/quotes linked to EDGAR · Narrative written by AI · Aug 31, 2026 · How we verify