Recent 8-K filings for GUAC

• July 1, 2026, 9:01 AM ET other material materiality 0.20 neutral item 8.01item 9.01

  Berto Acquisition Corp. II allows separate trading of shares and warrants from July 6, 2026

  Holders of units (GUACU) may separate into ordinary shares (GUAC) and warrants (GUACW) starting July 6, 2026.

• May 22, 2026, 4:15 PM ET other material materiality 0.60 positive item 8.01item 9.01

  Berto Acquisition Corp. II closes $315.1M IPO and $3.5M private placement

  Closed IPO of 31,510,000 units at $10.00/unit, including full exercise of over-allotment; gross proceeds $315.1M.

• May 18, 2026, 4:15 PM ET other material materiality 0.75 neutral item 1.01item 3.02item 5.02item 5.03item 8.01item 9.01 ◈ Material Agreements ×5◈ executive_change ×3◈ Governance Changes

  Berto Acquisition Corp. II closes upsized $315.1M IPO, focuses on AI and infrastructure

  Raised total $318.6M: $315.1M from IPO (31.51M units at $10, including full over-allotment) and $3.5M from private placement of 3.5M warrants to sponsor.

Executive changes

Materiality & sentiment trend

Max materiality 0.75 · Median 0.60 · Most common event other_material

1 positive 0 negative 2 neutral

source · GUAC on sec.gov