{"transactions":[{"id":738082,"issuer":{"id":38249,"kind":"organization","name":"Mountain Lake Acquisition Corp.","symbol":"MLAC"},"owners":[{"id":38250,"kind":"person","name":"Horlick Douglas","position":1,"cik":"0001844909","reported_name":"Horlick Douglas","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO and President"}}],"security":"Class B ordinary shares, par value $0.0001 per share","published_at":"2026-06-15T20:15:30.000Z","date":"2026-06-11","kind":"exercise","planned":false,"acquired":false,"shares":478010,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"As described in the registration statement on Form S-1 (File No. 333-281410) of the Issuer under the heading \"Description of Securities--Founder Shares,\" the Class B ordinary shares will automatically convert into Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"On June 11, 2026, in connection with the consummation of the transactions contemplated by the Business Combination Agreement dated October 1, 2025 (as amended on January 13, 2026 and March 17, 2026, the \"Business Combination Agreement\" and the transactions contemplated thereto, the \"Business Combination\"), by and among the Issuer, Avalanche Treasury Corporation, a Delaware corporation (\"Pubco\") and the other parties thereto, 478,010 Class B ordinary shares were converted into an aggregate of 478,010 Class A ordinary shares (the \"Class B Conversion\"). Following the Class B Conversion, the Reporting Person owns zero Class B ordinary shares."},{"field":"kind","element":"transactionCoding","label":"F1","text":"As described in the registration statement on Form S-1 (File No. 333-281410) of the Issuer under the heading \"Description of Securities--Founder Shares,\" the Class B ordinary shares will automatically convert into Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments."},{"field":"kind","element":"transactionCoding","label":"F3","text":"On June 11, 2026, in connection with the consummation of the transactions contemplated by the Business Combination Agreement dated October 1, 2025 (as amended on January 13, 2026 and March 17, 2026, the \"Business Combination Agreement\" and the transactions contemplated thereto, the \"Business Combination\"), by and among the Issuer, Avalanche Treasury Corporation, a Delaware corporation (\"Pubco\") and the other parties thereto, 478,010 Class B ordinary shares were converted into an aggregate of 478,010 Class A ordinary shares (the \"Class B Conversion\"). Following the Class B Conversion, the Reporting Person owns zero Class B ordinary shares."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"As described in the registration statement on Form S-1 (File No. 333-281410) of the Issuer under the heading \"Description of Securities--Founder Shares,\" the Class B ordinary shares will automatically convert into Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"On June 11, 2026, in connection with the consummation of the transactions contemplated by the Business Combination Agreement dated October 1, 2025 (as amended on January 13, 2026 and March 17, 2026, the \"Business Combination Agreement\" and the transactions contemplated thereto, the \"Business Combination\"), by and among the Issuer, Avalanche Treasury Corporation, a Delaware corporation (\"Pubco\") and the other parties thereto, 478,010 Class B ordinary shares were converted into an aggregate of 478,010 Class A ordinary shares (the \"Class B Conversion\"). Following the Class B Conversion, the Reporting Person owns zero Class B ordinary shares."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"As described in the registration statement on Form S-1 (File No. 333-281410) of the Issuer under the heading \"Description of Securities--Founder Shares,\" the Class B ordinary shares will automatically convert into Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"On June 11, 2026, in connection with the consummation of the transactions contemplated by the Business Combination Agreement dated October 1, 2025 (as amended on January 13, 2026 and March 17, 2026, the \"Business Combination Agreement\" and the transactions contemplated thereto, the \"Business Combination\"), by and among the Issuer, Avalanche Treasury Corporation, a Delaware corporation (\"Pubco\") and the other parties thereto, 478,010 Class B ordinary shares were converted into an aggregate of 478,010 Class A ordinary shares (the \"Class B Conversion\"). Following the Class B Conversion, the Reporting Person owns zero Class B ordinary shares."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"As described in the registration statement on Form S-1 (File No. 333-281410) of the Issuer under the heading \"Description of Securities--Founder Shares,\" the Class B ordinary shares will automatically convert into Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"On June 11, 2026, in connection with the consummation of the transactions contemplated by the Business Combination Agreement dated October 1, 2025 (as amended on January 13, 2026 and March 17, 2026, the \"Business Combination Agreement\" and the transactions contemplated thereto, the \"Business Combination\"), by and among the Issuer, Avalanche Treasury Corporation, a Delaware corporation (\"Pubco\") and the other parties thereto, 478,010 Class B ordinary shares were converted into an aggregate of 478,010 Class A ordinary shares (the \"Class B Conversion\"). Following the Class B Conversion, the Reporting Person owns zero Class B ordinary shares."}],"balance_after":0,"derivative":{"underlying":"Class A ordinary shares","underlying_shares":478010},"source":{"system":"sec-edgar","filing":"0001213900-26-068798","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2029492/000121390026068798/ownership.xml","form_type":"4"}},{"id":738081,"issuer":{"id":38249,"kind":"organization","name":"Mountain Lake Acquisition Corp.","symbol":"MLAC"},"owners":[{"id":38250,"kind":"person","name":"Horlick Douglas","position":1,"cik":"0001844909","reported_name":"Horlick Douglas","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO and President"}}],"security":"Class A ordinary shares, par value $0.0001 per share","published_at":"2026-06-15T20:15:30.000Z","date":"2026-06-11","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":478010,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"In connection with the SPAC Merger (as defined in the Business Combination Agreement), an aggregate of 478,010 Class A ordinary shares held by the Reporting Person were exchanged into an equal number of shares of Class A common stock, par value $0.01 per share, of Pubco. Following such transaction, the Reporting Person owns zero Class A ordinary shares."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"In connection with the SPAC Merger (as defined in the Business Combination Agreement), an aggregate of 478,010 Class A ordinary shares held by the Reporting Person were exchanged into an equal number of shares of Class A common stock, par value $0.01 per share, of Pubco. Following such transaction, the Reporting Person owns zero Class A ordinary shares."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001213900-26-068798","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2029492/000121390026068798/ownership.xml","form_type":"4"}},{"id":749896,"issuer":{"id":38249,"kind":"organization","name":"Mountain Lake Acquisition Corp.","symbol":"MLAC"},"owners":[{"id":38250,"kind":"person","name":"Horlick Douglas","position":1,"cik":"0001844909","reported_name":"Horlick Douglas","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO and President"}}],"security":"Class B ordinary shares, par value $0.0001 per share","published_at":"2026-06-05T00:45:19.000Z","date":"2026-06-01","kind":"other","planned":false,"acquired":true,"shares":478010,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents Class B ordinary shares of the Issuer received in a pro rata distribution of assets by Mountain Lake Acquisition Sponsor LLC (the \"Sponsor\") to its constituent members (the \"Sponsor Distribution\"). No consideration was paid in connection with the transaction reported herein."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"As described in the registration statement on Form S-1 (File No. 333-281410) of the Issuer under the heading \"Description of Securities--Founder Shares,\" the Class B ordinary shares will automatically convert into Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents Class B ordinary shares of the Issuer received in a pro rata distribution of assets by Mountain Lake Acquisition Sponsor LLC (the \"Sponsor\") to its constituent members (the \"Sponsor Distribution\"). No consideration was paid in connection with the transaction reported herein."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"As described in the registration statement on Form S-1 (File No. 333-281410) of the Issuer under the heading \"Description of Securities--Founder Shares,\" the Class B ordinary shares will automatically convert into Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"As described in the registration statement on Form S-1 (File No. 333-281410) of the Issuer under the heading \"Description of Securities--Founder Shares,\" the Class B ordinary shares will automatically convert into Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"As described in the registration statement on Form S-1 (File No. 333-281410) of the Issuer under the heading \"Description of Securities--Founder Shares,\" the Class B ordinary shares will automatically convert into Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments."}],"balance_after":478010,"derivative":{"underlying":"Class A ordinary shares","underlying_shares":478010},"source":{"system":"sec-edgar","filing":"0001213900-26-065441","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2029492/000121390026065441/ownership.xml","form_type":"4"}},{"id":834774,"issuer":{"id":9297,"kind":"organization","name":"Mountain Lake Acquisition Corp. II"},"owners":[{"id":18363,"kind":"person","name":"Grinberg Paul","position":1,"cik":"0001303829","reported_name":"Grinberg Paul","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"CEO"}},{"id":58425,"kind":"organization","name":"MOUNTAIN LAKE ACQUISITION SPONSOR II LLC","position":2,"cik":"0002095442","reported_name":"MOUNTAIN LAKE ACQUISITION SPONSOR II LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":38250,"kind":"person","name":"Horlick Douglas","position":3,"cik":"0001844909","reported_name":"Horlick Douglas","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"CFO"}}],"security":"Class B Ordinary Shares","published_at":"2026-03-18T23:39:28.000Z","date":"2026-03-16","kind":"other","planned":false,"acquired":false,"shares":6000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"As described in the registration statement on Form S-1 (File No. 333-291833) of Mountain Lake Acquisition Corp. II (the \"Issuer\") under the heading \"Description of Securities - Founder Shares,\" the Class B ordinary shares will automatically convert into Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments. The Class B ordinary shares have no expiration date."},{"field":"kind","element":"transactionCoding","label":"F2","text":"As contemplated in connection with the initial public offering of the Issuer, 6,000 Class B ordinary shares of the Issuer held by Mountain Lake Acquisition Sponsor II LLC (the \"Sponsor\") were returned to the Issuer for no consideration and cancelled because the underwriters' over-allotment option was not exercised in full."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"As described in the registration statement on Form S-1 (File No. 333-291833) of Mountain Lake Acquisition Corp. II (the \"Issuer\") under the heading \"Description of Securities - Founder Shares,\" the Class B ordinary shares will automatically convert into Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments. The Class B ordinary shares have no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"As described in the registration statement on Form S-1 (File No. 333-291833) of Mountain Lake Acquisition Corp. II (the \"Issuer\") under the heading \"Description of Securities - Founder Shares,\" the Class B ordinary shares will automatically convert into Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments. The Class B ordinary shares have no expiration date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Paul Grinberg and Douglas Horlick are the managing members of the Sponsor and hold voting and investment discretion with respect to the Class B ordinary shares held of record by the Sponsor. As such, Messrs. Grinberg and Horlick may be deemed to have beneficial ownership of the securities held of record by the Sponsor. Messrs. Grinberg and Horlick disclaim any beneficial ownership except to the extent of their pecuniary interest therein."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"Paul Grinberg and Douglas Horlick are the managing members of the Sponsor and hold voting and investment discretion with respect to the Class B ordinary shares held of record by the Sponsor. As such, Messrs. Grinberg and Horlick may be deemed to have beneficial ownership of the securities held of record by the Sponsor. Messrs. Grinberg and Horlick disclaim any beneficial ownership except to the extent of their pecuniary interest therein."}],"balance_after":12000000,"derivative":{"underlying":"Class A Ordinary Shares","underlying_shares":6000},"source":{"system":"sec-edgar","filing":"0001213900-26-031187","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1303829/000121390026031187/ownership.xml","form_type":"4"}},{"id":926871,"issuer":{"id":9297,"kind":"organization","name":"Mountain Lake Acquisition Corp. II"},"owners":[{"id":18363,"kind":"person","name":"Grinberg Paul","position":1,"cik":"0001303829","reported_name":"Grinberg Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"Chief Executive Officer"}},{"id":58425,"kind":"organization","name":"MOUNTAIN LAKE ACQUISITION SPONSOR II LLC","position":2,"cik":"0002095442","reported_name":"MOUNTAIN LAKE ACQUISITION SPONSOR II LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":38250,"kind":"person","name":"Horlick Douglas","position":3,"cik":"0001844909","reported_name":"Horlick Douglas","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Ordinary Shares","published_at":"2026-01-30T23:30:35.000Z","date":"2026-01-28","kind":"purchase","planned":false,"acquired":true,"shares":510000,"price":10,"value":5100000.0,"ownership":{"direct":false,"nature":"Through Mountain Lake Acquisition Sponsor II LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects the 510,000 Class A ordinary shares of Mountain Lake Acquisition Corp. II (the \"Issuer\") that are included in the 510,000 private placement units of the Issuer purchased by Mountain Lake Acquisition Sponsor II LLC (\"Sponsor\"). Each private placement unit was purchased for $10 per unit and consists of one Class A ordinary share and one-half of a warrant, each whole warrant exercisable into one Class A ordinary share at an exercise price of $11.50 per ordinary share."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Reflects the 510,000 Class A ordinary shares of Mountain Lake Acquisition Corp. II (the \"Issuer\") that are included in the 510,000 private placement units of the Issuer purchased by Mountain Lake Acquisition Sponsor II LLC (\"Sponsor\"). Each private placement unit was purchased for $10 per unit and consists of one Class A ordinary share and one-half of a warrant, each whole warrant exercisable into one Class A ordinary share at an exercise price of $11.50 per ordinary share."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"Excludes 12,006,000 Class B ordinary shares of the Issuer held by the Sponsor acquired pursuant to a subscription agreement by and between the Issuer and the Sponsor, of which [6,000] are subject to forfeiture to the extent the underwriter in the Issuer's public offering does not exercise the remainder of its over-allotment option."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Sponsor is the record holder of the shares reported herein. Paul Grinberg and Douglas Horlick, as the managing members of Mountain Lake Acquisition Sponsor II LLC share voting and investment discretion with respect to the ordinary shares held of record by the sponsor. Each such person disclaims any beneficial ownership of the reported shares other than to the extent of any pecuniary interest they may have therein, directly or indirectly. Paul Grinberg and Douglas Horlick disclaim any beneficial ownership of the securities held by Mountain Lake Acquisition Sponsor II LLC other than to the extent of any pecuniary interest they may have therein, directly or indirectly."}],"balance_after":510000,"source":{"system":"sec-edgar","filing":"0001213900-26-010406","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1303829/000121390026010406/ownership.xml","form_type":"4"}},{"id":1331110,"issuer":{"id":38249,"kind":"organization","name":"Mountain Lake Acquisition Corp.","symbol":"MLAC"},"owners":[{"id":38250,"kind":"person","name":"Horlick Douglas","position":1,"cik":"0001844909","reported_name":"Horlick Douglas","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO"}}],"security":"Rights to receive Class A Ordinary Shares","published_at":"2024-12-17T01:21:26.000Z","date":"2024-12-16","kind":"purchase","planned":false,"acquired":true,"shares":12500,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"The private units were purchased at $10.00 per unit."},{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects the private units owned by Mountain Lake Acquisition Sponsor LLC, the Issuer's sponsor (the \"Sponsor\"), in which the reporting person has a pecuniary interest. The private units consist of Class A ordinary shares and rights."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The private units were purchased at $10.00 per unit."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The rights convert automatically into Class A ordinary shares at the completion of the Issuer's initial business combination."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"The rights convert automatically into Class A ordinary shares at the completion of the Issuer's initial business combination."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"The rights convert automatically into Class A ordinary shares at the completion of the Issuer's initial business combination."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"Reflects the private units owned by Mountain Lake Acquisition Sponsor LLC, the Issuer's sponsor (the \"Sponsor\"), in which the reporting person has a pecuniary interest. The private units consist of Class A ordinary shares and rights."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"There are two managing member of the Sponsor, Paul Grinberg and Paul Grinberg. Messrs. Grinberg and Horlick hold voting and investment discretion with respect to the Class B ordinary shares held of record by the Sponsor. As such, Messrs. Grinberg and Horlick may be deemed to have beneficial ownership of the securities held of record by the Sponsor. Mr. Horlick disclaims any beneficial ownership except to the extent of his pecuniary interest therein."}],"balance_after":12500,"derivative":{"underlying":"Class A Ordinary Share, par value $0.0001 per share","underlying_shares":12500},"source":{"system":"sec-edgar","filing":"0001213900-24-109467","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/2029492/000121390024109467/ownership.xml","form_type":"4"}},{"id":1331109,"issuer":{"id":38249,"kind":"organization","name":"Mountain Lake Acquisition Corp.","symbol":"MLAC"},"owners":[{"id":38250,"kind":"person","name":"Horlick Douglas","position":1,"cik":"0001844909","reported_name":"Horlick Douglas","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO"}}],"security":"Class B ordinary shares, par value $0.0001 per share","published_at":"2024-12-17T01:21:26.000Z","date":"2024-12-16","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":65968,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"As described in the registration statement on Form S-1 (File No. 333-281410) of the Issuer under the heading \"Description of Securities--Founder Shares,\" the shares of Class B ordinary shares will automatically convert into shares of Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"Reflects the forfeiture of shares because the Issuer's over-allotment option was only partially exercised by the underwriters."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"As described in the registration statement on Form S-1 (File No. 333-281410) of the Issuer under the heading \"Description of Securities--Founder Shares,\" the shares of Class B ordinary shares will automatically convert into shares of Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"As described in the registration statement on Form S-1 (File No. 333-281410) of the Issuer under the heading \"Description of Securities--Founder Shares,\" the shares of Class B ordinary shares will automatically convert into shares of Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"There are two managing member of the Sponsor, Paul Grinberg and Paul Grinberg. Messrs. Grinberg and Horlick hold voting and investment discretion with respect to the Class B ordinary shares held of record by the Sponsor. As such, Messrs. Grinberg and Horlick may be deemed to have beneficial ownership of the securities held of record by the Sponsor. Mr. Horlick disclaims any beneficial ownership except to the extent of his pecuniary interest therein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"Reflects the forfeiture of shares because the Issuer's over-allotment option was only partially exercised by the underwriters."}],"balance_after":1299041,"derivative":{"underlying":"Class A ordinary shares","underlying_shares":65968},"source":{"system":"sec-edgar","filing":"0001213900-24-109467","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/2029492/000121390024109467/ownership.xml","form_type":"4"}},{"id":1331108,"issuer":{"id":38249,"kind":"organization","name":"Mountain Lake Acquisition Corp.","symbol":"MLAC"},"owners":[{"id":38250,"kind":"person","name":"Horlick Douglas","position":1,"cik":"0001844909","reported_name":"Horlick Douglas","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO"}}],"security":"Class B ordinary shares, par value $0.0001 per share","published_at":"2024-12-17T01:21:26.000Z","date":"2024-12-12","kind":"grant","planned":false,"acquired":true,"shares":65968,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"As described in the registration statement on Form S-1 (File No. 333-281410) of the Issuer under the heading \"Description of Securities--Founder Shares,\" the shares of Class B ordinary shares will automatically convert into shares of Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Reflects the issuance of bonus shares on December 12, 2024 in connection with the upsize of the Issuer's initial public offering."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"As described in the registration statement on Form S-1 (File No. 333-281410) of the Issuer under the heading \"Description of Securities--Founder Shares,\" the shares of Class B ordinary shares will automatically convert into shares of Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"As described in the registration statement on Form S-1 (File No. 333-281410) of the Issuer under the heading \"Description of Securities--Founder Shares,\" the shares of Class B ordinary shares will automatically convert into shares of Class A ordinary shares at the time of the Issuer's initial business combination, or at any time prior to the Issuer's initial business combination, at the option of the holder, on a one-for-one basis, subject to certain adjustments."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"There are two managing member of the Sponsor, Paul Grinberg and Paul Grinberg. Messrs. Grinberg and Horlick hold voting and investment discretion with respect to the Class B ordinary shares held of record by the Sponsor. As such, Messrs. Grinberg and Horlick may be deemed to have beneficial ownership of the securities held of record by the Sponsor. Mr. Horlick disclaims any beneficial ownership except to the extent of his pecuniary interest therein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Reflects the issuance of bonus shares on December 12, 2024 in connection with the upsize of the Issuer's initial public offering."}],"balance_after":1365009,"derivative":{"underlying":"Class A ordinary shares","underlying_shares":65968},"source":{"system":"sec-edgar","filing":"0001213900-24-109467","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2029492/000121390024109467/ownership.xml","form_type":"4"}},{"id":1331107,"issuer":{"id":38249,"kind":"organization","name":"Mountain Lake Acquisition Corp.","symbol":"MLAC"},"owners":[{"id":38250,"kind":"person","name":"Horlick Douglas","position":1,"cik":"0001844909","reported_name":"Horlick Douglas","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO"}}],"security":"Class A Ordinary Share, par value $0.0001 per share","published_at":"2024-12-17T01:21:26.000Z","date":"2024-12-16","kind":"purchase","planned":false,"acquired":true,"shares":12500,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects the private units owned by Mountain Lake Acquisition Sponsor LLC, the Issuer's sponsor (the \"Sponsor\"), in which the reporting person has a pecuniary interest. The private units consist of Class A ordinary shares and rights."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The private units were purchased at $10.00 per unit."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"Reflects the private units owned by Mountain Lake Acquisition Sponsor LLC, the Issuer's sponsor (the \"Sponsor\"), in which the reporting person has a pecuniary interest. The private units consist of Class A ordinary shares and rights."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"There are two managing member of the Sponsor, Paul Grinberg and Paul Grinberg. Messrs. Grinberg and Horlick hold voting and investment discretion with respect to the Class B ordinary shares held of record by the Sponsor. As such, Messrs. Grinberg and Horlick may be deemed to have beneficial ownership of the securities held of record by the Sponsor. Mr. Horlick disclaims any beneficial ownership except to the extent of his pecuniary interest therein."}],"balance_after":12500,"source":{"system":"sec-edgar","filing":"0001213900-24-109467","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2029492/000121390024109467/ownership.xml","form_type":"4"}}]}