---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-235537"
form_type: "8-K"
ticker: null
cik: "0001848020"
company_name: "Black Mountain Acquisition Corp."
filed_at: "2023-09-15T23:59:59+00:00"
generated_at: "2026-06-10T16:41:04.745051+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Black Mountain Acquisition Corp. extends business combination deadline to October 18, 2023

## Summary
- Board extended deadline from Sept 18, 2023 to Oct 18, 2023; fourth of six one-month extensions allowed.
- Sponsor deposited $160,000 into trust account via non-interest-bearing promissory note to fund extension.
- Note due upon earlier of business combination or liquidation on/before Oct 18, 2023; may convert to warrants at $1 each.
- If no business combination, repayment only from funds outside the trust account.

## SEC filing metadata
- accession: 0001193125-23-235537
- form_type: 8-K
- cik: 0001848020
- company_name: Black Mountain Acquisition Corp.
- filed_at: 2023-09-15T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 1.01, 2.03, 3.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1848020/000119312523235537/0001193125-23-235537-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1848020/000119312523235537/d519142d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-235537
- JSON: https://secwatch.observer/filing/0001193125-23-235537.json
- Plain text: https://secwatch.observer/filing/0001193125-23-235537.txt

## Key facts
- Debt Financings
  Black Mountain Acquisition Corp. incurred loan of $160,000 with Black Mountain Sponsor LLC (the "Sponsor") at no interest maturing due and payable upon the earlier to occur of (i) the date on which the Company consummates a merger, capital stock exchange, asset acquisition, stock purchase,.
  - Instrument: loan
  - Principal: $160,000
  - Counterparty: Black Mountain Sponsor LLC (the "Sponsor")
  - Rate: no interest
  - Maturity: due and payable upon the earlier to occur of (i) the date on which the Company consummates a merger, capital stock exchange, asset acquisition, stock purchase,
  - Event: incurrence
  source text: On September 14, 2023, Black Mountain Acquisition Corp. (the "Company") issued an unsecured promissory note (the "Note") to Black Mountain Sponsor LLC (the "Sponsor") in the principal amount of $160,000 in connection with the Extension (as defined below).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1848020/000119312523235537/0001193125-23-235537-index.htm
- Material Agreements
  Black Mountain Acquisition Corp. entered into Promissory Note with Black Mountain Sponsor LLC valued at $160,000 (effective 2023-09-14).
  - Action: entry
  - Counterparty: Black Mountain Sponsor LLC
  - Value: $160,000
  - Effective: 2023-09-14
  source text: On September 14, 2023, Black Mountain Acquisition Corp. (the “Company”) issued an unsecured promissory note (the “Note”) to Black Mountain Sponsor LLC (the “Sponsor”) in the principal amount of $160,000
  evidence_url: https://www.sec.gov/Archives/edgar/data/1848020/000119312523235537/0001193125-23-235537-index.htm

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