---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-21-066528"
form_type: "8-K"
ticker: "HGAS"
cik: "0001817232"
company_name: "Global Gas Corp"
filed_at: "2021-12-21T23:59:59+00:00"
generated_at: "2026-06-27T23:24:59.898752+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# TradeZero expands Brooklyn office by 6,800 sq ft ahead of SPAC merger

## Summary
- Leased 6,800 sq ft in Industry City, tripling current 1,800 sq ft; move-in early 2022.
- TradeZero now has 36 Brooklyn-based employees and over 130 total company-wide.
- Expansion cited as necessary to accommodate growth ahead of public listing via Dune merger.
- Merger with Dune Acquisition Corp (Nasdaq: DUNE, DUNEW, DUNEU) signed Oct 12, 2021.

## SEC filing metadata
- accession: 0001213900-21-066528
- form_type: 8-K
- ticker: HGAS
- cik: 0001817232
- company_name: Global Gas Corp
- filed_at: 2021-12-21T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1817232/000121390021066528/0001213900-21-066528-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1817232/000121390021066528/ea152547-8k_duneacq.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-21-066528
- JSON: https://secwatch.observer/filing/0001213900-21-066528.json
- Plain text: https://secwatch.observer/filing/0001213900-21-066528.txt

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