{"filing":{"accession_number":"0001213900-26-067813","cik":"0002029492","ticker":"MLACU","company_name":"Mountain Lake Acquisition Corp.","form":"8-K","filing_date":"2026-06-11","report_date":null,"primary_document":"ea0294447-8k_mountain.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/2029492/000121390026067813/ea0294447-8k_mountain.htm"},"events":[{"id":5401,"run_id":4732,"accession_number":"0001213900-26-067813","anchor_item_number":"8.01","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.95,"summary":"The filing discloses completion of a previously announced business combination between Mountain Lake Acquisition Corp. (MLAC) and Avalanche Treasury Corporation (AVAT), with the combined company commencing trading on Nasdaq under ticker \"AVAT\" on June 11, 2026. The consummation of a material acquisition/merger is a core M\u0026A activity event that materially affects the registrant's structure and investor interests.","company_name":"Mountain Lake Acquisition Corp.","ticker":"MLACU","filing_date":"2026-06-11","form":"8-K","submitted_at":null,"items":[{"id":6221,"accession_number":"0001213900-26-067813","item_number":"8.01","item_title":"Other Events.","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.95,"reasoning":"The filing discloses completion of a previously announced business combination between Mountain Lake Acquisition Corp. (MLAC) and Avalanche Treasury Corporation (AVAT), with the combined company commencing trading on Nasdaq under ticker \"AVAT\" on June 11, 2026. The consummation of a material acquisition/merger is a core M\u0026A activity event that materially affects the registrant's structure and investor interests.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-11T20:03:05.808618+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":6221,"accession_number":"0001213900-26-067813","item_number":"8.01","item_title":"Other Events.","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.95,"reasoning":"The filing discloses completion of a previously announced business combination between Mountain Lake Acquisition Corp. (MLAC) and Avalanche Treasury Corporation (AVAT), with the combined company commencing trading on Nasdaq under ticker \"AVAT\" on June 11, 2026. The consummation of a material acquisition/merger is a core M\u0026A activity event that materially affects the registrant's structure and investor interests.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-11T20:03:05.808618+00:00","company_name":"Mountain Lake Acquisition Corp.","ticker":"MLACU","filing_date":"2026-06-11"}]}