{"cik":"0002043508","entityType":"operating","sic":"6770","sicDescription":"Blank Checks","ownerOrg":"05 Real Estate & Construction","insiderTransactionForOwnerExists":0,"insiderTransactionForIssuerExists":1,"name":"Lake Superior Acquisition Corp","tickers":["LKSP","LKSPR","LKSPU"],"exchanges":["Nasdaq","Nasdaq","Nasdaq"],"ein":"000000000","lei":null,"description":"","website":"","investorWebsite":"","category":"Non-accelerated filer
Smaller reporting company
Emerging growth company","fiscalYearEnd":"1231","stateOfIncorporation":"","stateOfIncorporationDescription":"","addresses":{"mailing":{"street1":"521 FIFTH AVENUE","street2":"17TH FLOOR","city":"NEW YORK","stateOrCountry":"NY","zipCode":"10175","stateOrCountryDescription":"NY","isForeignLocation":0,"foreignStateTerritory":null,"country":null,"countryCode":null},"business":{"street1":"521 FIFTH AVENUE","street2":"17TH FLOOR","city":"NEW YORK","stateOrCountry":"NY","zipCode":"10175","stateOrCountryDescription":"NY","isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null}},"phone":"646-886-8892","flags":"","formerNames":[],"filings":{"recent":{"accessionNumber":["0001104659-26-060582","0001477932-26-003012","0000886982-26-000156","0001477932-26-001266","0001477932-26-001261","0001072613-26-000164","0001477932-26-000781","0001477932-26-000513","0001477932-26-000348","0001477932-25-008266","0001376474-25-000919","0001477932-25-007838","0001376474-25-000885","0001477932-25-007602","0001477932-25-007601","0001477932-25-007586","0001477932-25-007478","0001477932-25-007409","0001477932-25-007388","0001477932-25-007387","0001477932-25-007386","0001477932-25-007385","0001477932-25-007384","0001477932-25-007383","0001354457-25-000987","0001477932-25-007353","9999999995-25-003176","0001477932-25-007129","0001477932-25-007128","0001477932-25-006894","0001477932-25-004978","0001477932-25-004979","0000000000-25-006216","0001477932-25-004421","0001477932-25-004420","0000000000-25-005338","0001477932-25-003462","0001477932-25-003463","0000000000-25-004114","0001477932-25-002512","0001477932-25-002508","0000000000-25-003238","0001477932-25-001767","0001477932-25-001766","0000000000-24-014300","0001477932-24-008130","0001477932-24-008132","0000000000-24-013283","0001477932-24-006995"],"filingDate":["2026-05-14","2026-05-13","2026-05-08","2026-03-10","2026-03-10","2026-02-13","2026-02-12","2026-01-30","2026-01-23","2025-11-14","2025-11-13","2025-10-31","2025-10-30","2025-10-15","2025-10-15","2025-10-15","2025-10-10","2025-10-07","2025-10-06","2025-10-06","2025-10-06","2025-10-06","2025-10-06","2025-10-06","2025-10-06","2025-10-06","2025-09-30","2025-09-29","2025-09-29","2025-09-19","2025-07-10","2025-07-10","2025-06-12","2025-06-05","2025-06-05","2025-05-20","2025-05-09","2025-05-08","2025-04-17","2025-04-07","2025-04-07","2025-03-26","2025-03-17","2025-03-17","2024-12-27","2024-12-17","2024-12-16","2024-12-03","2024-11-08"],"reportDate":["","2026-03-31","","","2026-03-10","","2025-12-31","2026-01-23","2026-01-23","2025-09-30","","2025-10-31","","2025-10-08","2025-10-08","2025-10-08","2025-10-06","","2025-10-06","2025-10-06","2025-10-06","2025-10-06","2025-10-06","2025-10-06","","","","","","","","","","","","","","","","","","","","","","","","",""],"acceptanceDateTime":["2026-05-14T10:08:25.000Z","2026-05-13T11:11:41.000Z","2026-05-08T17:58:43.000Z","2026-03-10T14:19:09.000Z","2026-03-10T13:29:46.000Z","2026-02-13T21:09:39.000Z","2026-02-12T21:15:55.000Z","2026-01-30T01:13:44.000Z","2026-01-23T14:02:35.000Z","2025-11-14T18:31:46.000Z","2025-11-13T16:06:33.000Z","2025-10-31T11:10:40.000Z","2025-10-30T19:22:48.000Z","2025-10-16T01:29:09.000Z","2025-10-16T01:28:48.000Z","2025-10-15T20:05:34.000Z","2025-10-10T10:04:06.000Z","2025-10-07T21:02:18.000Z","2025-10-07T01:30:00.000Z","2025-10-07T01:29:32.000Z","2025-10-07T01:29:12.000Z","2025-10-07T01:28:52.000Z","2025-10-07T01:28:35.000Z","2025-10-07T01:28:16.000Z","2025-10-06T18:17:18.000Z","2025-10-06T16:58:56.000Z","2025-10-01T04:15:34.000Z","2025-09-29T17:50:10.000Z","2025-09-29T17:48:56.000Z","2025-09-19T21:29:16.000Z","2025-07-10T21:17:57.000Z","2025-07-10T21:17:48.000Z","2025-06-12T16:36:06.000Z","2025-06-05T10:00:25.000Z","2025-06-05T01:58:52.000Z","2025-05-20T14:36:08.000Z","2025-05-09T01:18:03.000Z","2025-05-09T01:20:13.000Z","2025-04-17T19:36:09.000Z","2025-04-07T21:48:52.000Z","2025-04-07T21:29:55.000Z","2025-03-26T15:36:14.000Z","2025-03-17T20:56:49.000Z","2025-03-17T20:55:32.000Z","2024-12-27T21:36:09.000Z","2024-12-16T23:24:07.000Z","2024-12-16T23:25:19.000Z","2024-12-03T16:36:09.000Z","2024-11-08T22:21:43.000Z"],"act":["34","34","34","34","34","34","34","34","34","34","34","34","34","","","34","34","33","","","","","","","34","34","33","","","33","33","","","","33","","33","","","","33","","","33","","33","","","33"],"form":["SCHEDULE 13G","10-Q","SCHEDULE 13G","425","8-K","SCHEDULE 13G","10-K","8-K","8-K","10-Q","SCHEDULE 13G/A","8-K","SCHEDULE 13G","4","4","8-K","8-K","424B4","3","3","3","3","3","3","CERT","8-A12B","EFFECT","CORRESP","CORRESP","S-1/A","S-1/A","CORRESP","UPLOAD","CORRESP","S-1/A","UPLOAD","S-1","CORRESP","UPLOAD","DRSLTR","DRS/A","UPLOAD","DRSLTR","DRS/A","UPLOAD","DRS/A","DRSLTR","UPLOAD","DRS"],"fileNumber":["005-95292","001-42896","005-95292","001-42896","001-42896","005-95292","001-42896","001-42896","001-42896","001-42896","005-95292","001-42896","005-95292","","","001-42896","001-42896","333-287114","","","","","","","001-42896","001-42896","333-287114","","","333-287114","333-287114","","377-07544","","333-287114","377-07544","333-287114","","377-07544","","377-07544","377-07544","","377-07544","377-07544","377-07544","","377-07544","377-07544"],"filmNumber":["26975677","26970902","26957527","26737684","26737501","26632817","26626406","26580038","26553526","251484048","251476272","251437906","251434890","","","251394883","251386214","251380498","","","","","","","251376506","251376281","251362402","","","251327748","251116997","","","","251024922","","25928129","","","","25819141","","","25745358","","241553136","","","241441910"],"items":["","","","","7.01,9.01","","","1.01,9.01","7.01,9.01","","","8.01","","","","8.01,9.01","1.01,3.02,5.03,9.01","","","","","","","","","",",,","","","","","","","","","","","","","","","","","","","","","",""],"core_type":["SCHEDULE 13G","XBRL","SCHEDULE 13G","425","XBRL","SCHEDULE 13G","XBRL","XBRL","XBRL","XBRL","SCHEDULE 13G/A","XBRL","SCHEDULE 13G","4","4","XBRL","XBRL","424B4","3","3","3","3","3","3","CERT","8-A12B","EFFECT","CORRESP","CORRESP","S-1/A","S-1/A","CORRESP","LETTER","CORRESP","S-1/A","LETTER","S-1","CORRESP","LETTER","DRSLTR","DRS/A","LETTER","DRSLTR","DRS/A","LETTER","DRS/A","DRSLTR","LETTER","DRS"],"size":[33734,2810027,18116,4950741,5098523,7564,3923956,1022537,237682,2275245,13076,167238,12867,7925,7479,308776,2211488,2039427,4362,4355,4338,5028,6001,4383,124025,16761,1705,9715,8338,3549054,2503336,21497,42780,41154,2844226,49247,6468985,32090,48581,43725,1997734,52232,38932,1966152,48912,2205857,62908,55352,2244684],"isXBRL":[0,1,0,0,1,0,1,1,1,1,0,1,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"isInlineXBRL":[0,1,0,0,1,0,1,1,1,1,0,1,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"isXBRLNumeric":[0,1,0,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null],"primaryDocument":["xslSCHEDULE_13G_X02/primary_doc.xml","lake_10q.htm","xslSCHEDULE_13G_X02/primary_doc.xml","lake_425.htm","lake_8k.htm","xslSCHEDULE_13G_X01/primary_doc.xml","lake_10k.htm","lake_8k.htm","lake_8k.htm","lake_10q.htm","xslSCHEDULE_13G_X01/primary_doc.xml","lake_8k.htm","xslSCHEDULE_13G_X01/primary_doc.xml","xslF345X05/form4.xml","xslF345X05/form4.xml","lake_8k.htm","lake_8k.htm","lake_424b4.htm","xslF345X02/form3.xml","xslF345X02/form3.xml","xslF345X02/form3.xml","xslF345X02/form3.xml","xslF345X02/form3.xml","xslF345X02/form3.xml","LKSP_8A_Cert_2043508.pdf","lake_8a12b.htm","xslEFFECTX01/primary_doc.xml","filename1.htm","filename1.htm","lake_s1a.htm","lake_s1a.htm","filename1.htm","filename1.pdf","filename1.htm","lake_s1a.htm","filename1.pdf","lake_s1.htm","filename1.htm","filename1.pdf","filename1.htm","filename1.htm","filename1.pdf","filename1.htm","filename1.htm","filename1.pdf","filename1.htm","filename1.htm","filename1.pdf","filename1.htm"],"primaryDocDescription":["","FORM 10-Q","","425","FORM 8-K","","FORM 10-K","FORM 8-K","FORM 8-K","FORM 10-Q","","FORM 8-K","","FORM 4","FORM 4","FORM 8-K","FORM 8-K","424B4","FORM 3","FORM 3","FORM 3","FORM 3","FORM 3","FORM 3","","FORM 8-A12B","","","","FORM S-1/A","FORM S-1/A","","","","FORM S-1/A","","FORM S-1","","","","","","","","","","","",""]},"files":[]}}