---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-26-034702"
form_type: "8-K"
ticker: "LPAA"
cik: "0002015502"
company_name: "Launch One Acquisition Corp."
filed_at: "2026-03-26T23:59:59+00:00"
generated_at: "2026-05-15T08:54:40.873047+00:00"
event_type: "debt"
sentiment: "negative"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Launch One Acquisition secures up to $1M working capital note from sponsor; 51% founder shares pledged as collateral

## Summary
- Note allows up to $1,000,000 in loans; original issue discount of 20% yields $1,250,000 principal amount.
- Initial $500,000 loan funded at issuance; two additional $250,000 tranches at sponsor's election.
- Interest rate of 8% (26% default); maturity upon business combination or liquidation.
- Sponsor pledged 2,932,500 Class B ordinary shares (~51% of founder shares) under separate Credit Agreement.
- Proceeds to cover past and ongoing operational expenses due to limited year-end cash.

## SEC filing metadata
- accession: 0001213900-26-034702
- form_type: 8-K
- ticker: LPAA
- cik: 0002015502
- company_name: Launch One Acquisition Corp.
- filed_at: 2026-03-26T23:59:59+00:00
- event_type: debt
- sentiment: negative
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 2.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2015502/000121390026034702/0001213900-26-034702-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2015502/000121390026034702/ea0283519-8k425_launch.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-26-034702
- JSON: https://secwatch.observer/filing/0001213900-26-034702.json
- Plain text: https://secwatch.observer/filing/0001213900-26-034702.txt

## Source-grounded claims
- claim_id: a03215f8aee29fbc590d92b8460f0d8849cd76d7
  claim: Launch One Acquisition Corp. incurred loan of up to $1,000,000 with Launch One Sponsor, LLC at annual interest of 8%, with a default interest rate of an additional 18% (for a maturing the consummation of the Company’s initial business combination or the effective date of the winding up of the Company (or if earlier, upon an event of default).
  evidence_excerpt: On March 20, 2026, Launch One Acquisition Corp. (the “ Company ”), entered into a Working Capital Promissory Note (the “ Working Capital Note ”) with Launch One Sponsor, LLC (the “ Sponsor ”), the sponsor of the Company, pursuant to which the Sponsor may loan up to $1,000,000 to the Company in up to three tranches
  evidence_url: https://www.sec.gov/Archives/edgar/data/2015502/000121390026034702/0001213900-26-034702-index.htm

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