---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-26-036161"
form_type: "8-K"
ticker: "YSS"
cik: "0002086587"
company_name: "York Space Systems Inc."
filed_at: "2026-05-19T12:47:59+00:00"
generated_at: "2026-05-19T12:50:19.153385+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# York Space Systems to acquire Solestial for ~2.35M shares plus cash; Q2 2026 close

## Summary
- Agreement to acquire all equity of Solestial, Inc.; consideration includes up to ~2.35M shares of YSS common stock plus cash.
- Shares to be issued in unregistered transaction under Section 4(a)(2) or Regulation D; subject to transfer restrictions.
- Transaction expected to close in Q2 2026, pending satisfaction of conditions including regulatory approvals.
- Merger Agreement signed on May 15, 2026; York Space Systems expands space technology portfolio.

## SEC filing metadata
- accession: 0001628280-26-036161
- form_type: 8-K
- ticker: YSS
- cik: 0002086587
- company_name: York Space Systems Inc.
- filed_at: 2026-05-19T12:47:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 3.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2086587/000162828026036161/0001628280-26-036161-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2086587/000162828026036161/yss-20260515.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-26-036161
- JSON: https://secwatch.observer/filing/0001628280-26-036161.json
- Plain text: https://secwatch.observer/filing/0001628280-26-036161.txt

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