---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-292723"
form_type: "8-K"
ticker: null
cik: "0001822366"
company_name: "Altitude Acquisition Corp."
filed_at: "2023-12-11T23:59:59+00:00"
generated_at: "2026-06-07T15:02:17.837028+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Altitude Acquisition Corp. extends deadline to March 2024; faces Nasdaq delisting notice

## Summary
- Stockholders approved extension of business combination deadline from Dec 11, 2023 to up to March 11, 2024.
- Non-redemption agreement with holder of 371,384 shares; sponsor to forfeit up to 11,139 shares in exchange.
- Redemptions of 359,190 shares at ~$10.30/share totaling ~$3.7M; trust account now ~$10.1M.
- Nasdaq gave delisting notice for failing to complete business combination within 36 months; company requests hearing.

## SEC filing metadata
- accession: 0001193125-23-292723
- form_type: 8-K
- cik: 0001822366
- company_name: Altitude Acquisition Corp.
- filed_at: 2023-12-11T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 1.01, 5.07, 3.01, 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1822366/000119312523292723/0001193125-23-292723-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1822366/000119312523292723/d618143d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-292723
- JSON: https://secwatch.observer/filing/0001193125-23-292723.json
- Plain text: https://secwatch.observer/filing/0001193125-23-292723.txt

## Key facts
- Listing & Compliance Notices
  Altitude Acquisition Corp. received a nasdaq deficiency notice notice regarding other (rules IM-5101-2).
  - Exchange: nasdaq
  - Notice: deficiency notice
  - Rules: IM-5101-2
  source text: December 11, 2023, the Company received a notice from the staff of the Listing Qualifications Department of The Nasdaq Stock Market LLC (“Nasdaq”) indicating that, unless the Company timely requests a hearing before the Nasdaq Hearings Panel (the “Panel”), the Company’s securities (shares, warrants, and rights) would be subject to suspension and delisting from The Nasdaq Capital Market at the opening of business on December 20, 2023, due to the Company’s non-compliance with Nasdaq IM-5101-2, which requires that a special purpose acquisition company complete one or more business combinations wi
  evidence_url: https://www.sec.gov/Archives/edgar/data/1822366/000119312523292723/0001193125-23-292723-index.htm
- Governance Changes
  Altitude Acquisition Corp.: Extended the deadline to consummate a business combination from December 11, 2023, up to March 11, 2024 by monthly renewals (effective 2023-12-07).
  - Change: charter amendment
  - Effective: 2023-12-07
  source text: On December 6, 2023, the Company held the Special Meeting. At the Special Meeting, the Company’s stockholders voted on a proposal to amend the Company’s Amended and Restated Certificate of Incorporation to extend (the “Extension”) the date by which the Company must consummate a business combination from December 11, 2023 monthly up to three times for an additional one month each time, up to March 11, 2024 (the “Extension Amendment”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1822366/000119312523292723/0001193125-23-292723-index.htm

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