---
schema_version: "secwatch.filing_event.v1"
accession: "0001829126-26-005718"
form_type: "8-K"
ticker: "BCAR"
cik: "0002065779"
company_name: "D. Boral ARC Acquisition I Corp."
filed_at: "2026-05-27T21:05:29+00:00"
generated_at: "2026-05-27T21:10:52.761662+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "medium"
source: SEC EDGAR
---

# Exascale Labs CEO to present at Guosheng Securities SST Forum; no deal changes

## Summary
- Exascale CEO Dr. Hoansoo Lee to present on SST/HVDC architectures at Guosheng Securities SST Industry Forum on May 29, 2026 in Shanghai.
- Exascale reiterates expected business combination close in H2 2026 with BCAR; combined company to list as XLAB.
- No new financial or operational updates; presentation focuses on power infrastructure trends for AI data centers.

## SEC filing metadata
- accession: 0001829126-26-005718
- form_type: 8-K
- ticker: BCAR
- cik: 0002065779
- company_name: D. Boral ARC Acquisition I Corp.
- filed_at: 2026-05-27T21:05:29+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: medium
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2065779/000182912626005718/0001829126-26-005718-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2065779/000182912626005718/dboralarcacq1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001829126-26-005718
- JSON: https://secwatch.observer/filing/0001829126-26-005718.json
- Plain text: https://secwatch.observer/filing/0001829126-26-005718.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.