{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-26-075150","form_type":"8-K","ticker":"AVAT","cik":"0002092446","company_name":"Avalanche Treasury Corp","filed_at":"2026-06-17T20:15:15+00:00","discovered_at":"2026-06-17T20:16:00.195264+00:00","generated_at":"2026-06-17T20:23:34.843545+00:00","sec_items":["1.01","2.01","5.02","3.02","9.01","4.01","3.03","5.01","5.03","5.05","5.06"],"event_type":"m_and_a","sentiment":"neutral","materiality_score":1.0,"calibrated_materiality_score":1.0,"confidence":"high","headline":"Avalanche Treasury completes SPAC merger with Mountain Lake Acquisition; begins trading as AVAT on Nasdaq","bullets":["22,846,470 MLAC shares redeemed at ~$10.62 each, leaving ~$1.63M in trust after redemptions.","Post-closing: 37,914,826 Pubco Class A shares and 5,805,639 Class B shares outstanding.","Company unit investors purchased ~$216M in units; Dragonfly contributed ~$58M in AVAX; Foundation sold $200M AVAX for 3M shares.","Astral receives 4M shares (2M escrowed earnout shares vesting at $13, $15, $17 milestones).","Lock-up on ~10.6M Class A and 5.8M Class B shares for 180 days; early release if VWAP ≥ $12.50 for 20 days."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-075150","json":"https://secwatch.observer/filing/0001104659-26-075150.json","markdown":"https://secwatch.observer/filing/0001104659-26-075150.md","text":"https://secwatch.observer/filing/0001104659-26-075150.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2092446/000110465926075150/0001104659-26-075150-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2092446/000110465926075150/tm2615904d7_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-17T20:23:34.843545+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"2dc096255f","claim":"Paul Grinberg was appointed as Director at Avalanche Treasury Corp.","evidence_excerpt":"the Pubco Board consisted of four directors, Paul 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Hadick, Sarkees John Nahas and Gerald Bartholomew Smith","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/2092446/000110465926075150/0001104659-26-075150-index.htm","confidence":0.9,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"},{"claim_id":"8a6d27199e","claim":"Sean Ostrower was appointed as Chief Financial Officer at Avalanche Treasury Corp.","evidence_excerpt":"Sean Ostrower Chief Financial Officer","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/2092446/000110465926075150/0001104659-26-075150-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Chief Financial Officer"}],"fact_type":"executive_change"},{"claim_id":"ebb07dcf7b","claim":"Laine Mihalchick Moljo was appointed as Chief Operating Officer and Secretary at Avalanche Treasury Corp.","evidence_excerpt":"Laine Mihalchick Moljo Chief Operating Officer and Secretary","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/2092446/000110465926075150/0001104659-26-075150-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Chief Operating Officer and Secretary"}],"fact_type":"executive_change"},{"claim_id":"283775386f33fcab2288640559581925a596a223","claim":"Avalanche Treasury Corp: Board adopted a Code of Ethics and Business Conduct (effective 2026-06-11).","evidence_excerpt":"On June 11, 2026, the Board adopted a Code of Ethics and Business Conduct applicable to Pubco’s employees, officers and directors.","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/2092446/000110465926075150/0001104659-26-075150-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"code of ethics"},{"label":"Effective","value":"2026-06-11"}],"fact_type":"governance_change"},{"claim_id":"6327d20f704ead9c0521470f4b3b3e94dfe93559","claim":"Avalanche Treasury Corp: First Amended and Restated Certificate of Incorporation filed with Delaware Secretary of State (effective 2026-06-11).","evidence_excerpt":"on June 11, 2026, Pubco filed the First Amended and Restated Certificate of Incorporation with the Delaware Secretary of State","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/2092446/000110465926075150/0001104659-26-075150-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"charter amendment"},{"label":"Effective","value":"2026-06-11"}],"fact_type":"governance_change"},{"claim_id":"ad7150dcc08a5b23d080a188aef6a00144cd84a3","claim":"Avalanche Treasury Corp: MLAC ceased to be a shell company upon the Closing of the Business Combination.","evidence_excerpt":"As a result of the Business Combination, MLAC ceased to be a shell company upon the Closing.","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/2092446/000110465926075150/0001104659-26-075150-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"shell status"}],"fact_type":"governance_change"},{"claim_id":"ff3326f8fe50f82c3936242f98d7382e2a8256f1","claim":"Avalanche Treasury Corp: First Amended and Restated Bylaws adopted (effective 2026-06-11).","evidence_excerpt":"and also adopted the First Amended and Restated Bylaws","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/2092446/000110465926075150/0001104659-26-075150-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"bylaw amendment"},{"label":"Effective","value":"2026-06-11"}],"fact_type":"governance_change"},{"claim_id":"c5d26c3330e7593e6bc197f9d7b409589155fad6","claim":"Avalanche Treasury Corp underwent a change of control involving Mountain Lake Acquisition Corp, Avalanche Treasury Company LLC for stock consideration including Pubco Class A common stock and Pubco Class B common stock, with additional earnout shares (closed 2026-06-11).","evidence_excerpt":"On June 11, 2026 (the “ Closing Date ”), Pubco consummated its previously announced business combination (the “ Closing ”) pursuant to that certain Business Combination Agreement, dated October 1, 2025 (as amended, modified, supplemented modified and/or restated from time to time, the “ Business Combination Agreement ”), by and among Pubco, Mountain Lake Acquisition Corp., at that time a Cayman Islands exempted company (“ MLAC ”), Avalanche SPAC Merger Sub LLC, a Delaware limited liability company (“ MLAC Merger Sub ”), Avalanche Company Merger Sub LLC, a Delaware limited liability company (“ Company Merger Sub ”, and together with MLAC Merger Sub, the “ Pubco Subsidiaries ”), Avalanche Treasury Company LLC, a Delaware limited liability company (the “ Company ” or “ AVAT ”), Dragonfly Digital Management, LLC, a Delaware limited liability company (“ Seller ”) , Dragonfly Ventures L.P., a Cayman Islands exempted limited partnership (“ DV ”), Dragonfly Ventures II, L.P., a Cayman Islands","evidence_source":"SEC 8-K Item 2.01/5.01","evidence_url":"https://www.sec.gov/Archives/edgar/data/2092446/000110465926075150/0001104659-26-075150-index.htm","confidence":0.95,"family_label":"M&A Transactions","details":[{"label":"Action","value":"change of control"},{"label":"Counterparty","value":"Mountain Lake Acquisition Corp, Avalanche Treasury Company LLC"},{"label":"Consideration","value":"stock consideration including Pubco Class A common stock and Pubco Class B common stock, with additional earnout shares"},{"label":"Closing","value":"2026-06-11"}],"fact_type":"ma_transaction"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}