{"cik":"0002042182","entityType":"operating","sic":"6770","sicDescription":"Blank Checks","ownerOrg":"05 Real Estate & Construction","insiderTransactionForOwnerExists":0,"insiderTransactionForIssuerExists":1,"name":"Oyster Enterprises II Acquisition Corp","tickers":["OYSE","OYSER","OYSEU"],"exchanges":["Nasdaq","Nasdaq","Nasdaq"],"ein":"000000000","lei":null,"description":"","website":"","investorWebsite":"","category":"Non-accelerated filer<br>Smaller reporting company<br>Emerging growth company","fiscalYearEnd":"1231","stateOfIncorporation":"E9","stateOfIncorporationDescription":"Cayman Islands","addresses":{"mailing":{"street1":"801 BRICKELL AVENUE","street2":"FLOOR 8","city":"MIAMI","stateOrCountry":"FL","zipCode":"33131","stateOrCountryDescription":"FL","isForeignLocation":0,"foreignStateTerritory":null,"country":null,"countryCode":null},"business":{"street1":"801 BRICKELL AVENUE","street2":"FLOOR 8","city":"MIAMI","stateOrCountry":"FL","zipCode":"33131","stateOrCountryDescription":"FL","isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null}},"phone":"2102797099","flags":"","formerNames":[],"filings":{"recent":{"accessionNumber":["0001213900-26-052913","0001213900-26-025219","0000312069-26-000031","0001905106-25-000074","0000312069-25-000608","0001167557-25-000030","0001213900-25-104691","0001076809-25-000093","0001905106-25-000034","0001085146-25-005069","0001085146-25-004892","0001213900-25-073777","0001213900-25-062065","0001213900-25-049672","0001213900-25-049517","0001213900-25-047965","0001213900-25-047509","0001213900-25-046913","9999999995-25-001691","0001213900-25-046569","0001213900-25-046568","0001213900-25-046567","0001213900-25-046566","0001213900-25-046565","0001213900-25-046559","0001354457-25-000437","0001213900-25-046251","0001213900-25-045725","0001213900-25-045724","0001213900-25-045061","0001213900-25-041522","0001213900-25-039789","0001213900-25-025093","0001213900-25-025087","0000000000-24-014107","0001213900-24-106969","0001213900-24-106954","0000000000-24-013347","0001213900-24-095469"],"filingDate":["2026-05-06","2026-03-09","2026-02-11","2025-11-14","2025-11-12","2025-11-12","2025-10-31","2025-08-14","2025-08-14","2025-08-14","2025-08-12","2025-08-08","2025-07-08","2025-06-02","2025-05-30","2025-05-27","2025-05-27","2025-05-22","2025-05-21","2025-05-21","2025-05-21","2025-05-21","2025-05-21","2025-05-21","2025-05-21","2025-05-21","2025-05-21","2025-05-20","2025-05-20","2025-05-19","2025-05-09","2025-05-06","2025-03-19","2025-03-19","2024-12-20","2024-12-09","2024-12-09","2024-12-04","2024-11-07"],"reportDate":["2026-03-31","2025-12-31","","","","","2025-09-30","","","","","2025-06-30","2025-07-08","","2025-05-23","2025-05-23","2025-05-21","","","2025-05-21","2025-05-21","2025-05-21","2025-05-21","2025-05-21","","","","","","","","","","","","","","",""],"acceptanceDateTime":["2026-05-06T21:20:26.000Z","2026-03-09T20:37:15.000Z","2026-02-11T17:11:48.000Z","2025-11-14T20:49:52.000Z","2025-11-12T21:35:43.000Z","2025-11-12T19:12:31.000Z","2025-10-31T20:20:33.000Z","2025-08-14T17:42:28.000Z","2025-08-14T14:41:50.000Z","2025-08-14T13:08:52.000Z","2025-08-12T16:33:01.000Z","2025-08-08T21:21:31.000Z","2025-07-08T20:10:50.000Z","2025-06-02T10:23:38.000Z","2025-05-30T20:46:13.000Z","2025-05-28T01:51:29.000Z","2025-05-24T01:29:57.000Z","2025-05-22T21:13:14.000Z","2025-05-22T04:15:17.000Z","2025-05-22T01:16:10.000Z","2025-05-22T01:15:50.000Z","2025-05-22T01:15:29.000Z","2025-05-22T01:15:10.000Z","2025-05-22T01:14:49.000Z","2025-05-22T00:46:52.000Z","2025-05-21T20:45:23.000Z","2025-05-21T13:30:59.000Z","2025-05-20T15:08:49.000Z","2025-05-20T15:08:18.000Z","2025-05-19T10:15:40.000Z","2025-05-09T20:11:49.000Z","2025-05-05T21:51:46.000Z","2025-03-19T20:23:42.000Z","2025-03-19T20:19:30.000Z","2024-12-20T15:36:09.000Z","2024-12-09T21:32:27.000Z","2024-12-09T21:28:50.000Z","2024-12-04T15:36:09.000Z","2024-11-07T22:05:41.000Z"],"act":["34","34","34","34","34","34","34","34","34","34","34","34","34","34","34","","34","33","33","","","","","","33","34","34","","","33","33","33","","33","","","33","","33"],"form":["10-Q","10-K","SCHEDULE 13G/A","SCHEDULE 13G","SCHEDULE 13G","SCHEDULE 13G/A","10-Q","SCHEDULE 13G","SCHEDULE 13G","SCHEDULE 13G/A","SCHEDULE 13G","10-Q","8-K","SCHEDULE 13D","8-K","4","8-K","424B4","EFFECT","3","3","3","3","3","S-1MEF","CERT","8-A12B","CORRESP","CORRESP","S-1/A","S-1/A","S-1","DRSLTR","DRS/A","UPLOAD","DRSLTR","DRS/A","UPLOAD","DRS"],"fileNumber":["001-42662","001-42662","005-95059","005-95059","005-95059","005-95059","001-42662","005-95059","005-95059","005-95059","005-95059","001-42662","001-42662","005-95059","001-42662","","001-42662","333-286984","333-286984","","","","","","333-287494","001-42662","001-42662","","","333-286984","333-286984","333-286984","","377-07541","377-07541","","377-07541","377-07541","377-07541"],"filmNumber":["26949782","26735636","26619406","251485300","251473563","251471609","251440799","251217133","251215424","251214794","251205533","251199494","251111163","251013060","251011746","","25983997","25978232","25974641","","","","","","25974539","25973689","25971103","","","25961432","25930537","25914404","","25752996","","","241535444","","241436953"],"items":["","","","","","","","","","","","","8.01,9.01","","8.01,9.01","","1.01,3.02,5.02,5.03,8.01,9.01","",",,","","","","","","","","","","","","","","","","","","","",""],"core_type":["XBRL","XBRL","SCHEDULE 13G/A","SCHEDULE 13G","SCHEDULE 13G","SCHEDULE 13G/A","XBRL","SCHEDULE 13G","SCHEDULE 13G","SCHEDULE 13G/A","SCHEDULE 13G","XBRL","XBRL","SCHEDULE 13D","XBRL","4","XBRL","424B4","EFFECT","3","3","3","3","3","S-1MEF","CERT","8-A12B","CORRESP","CORRESP","S-1/A","S-1/A","S-1","DRSLTR","DRS/A","LETTER","DRSLTR","DRS/A","LETTER","DRS"],"size":[3154345,4178302,6135,7612,6091,10294,3209098,9122,7649,10320,10200,3391874,265020,44345,383021,15415,1659442,4004348,1769,3007,2947,2950,2953,12143,226709,122909,16325,6179,7192,4211347,1073103,5448570,9064,4138766,42567,17006,4130080,46543,4727449],"isXBRL":[1,1,0,0,0,0,1,0,0,0,0,1,1,0,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"isInlineXBRL":[1,1,0,0,0,0,1,0,0,0,0,1,1,0,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"isXBRLNumeric":[1,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":["ea0287896-10q_oyster2.htm","ea0278092-10k_oyster2.htm","xslSCHEDULE_13G_X01/primary_doc.xml","xslSCHEDULE_13G_X01/primary_doc.xml","xslSCHEDULE_13G_X01/primary_doc.xml","xslSCHEDULE_13G_X01/primary_doc.xml","ea0262567-10q_oyster2.htm","xslSCHEDULE_13G_X01/primary_doc.xml","xslSCHEDULE_13G_X01/primary_doc.xml","xslSCHEDULE_13G_X01/primary_doc.xml","xslSCHEDULE_13G_X01/primary_doc.xml","ea0252037-10q_oyster2.htm","ea0248204-8k_oyster2.htm","xslSCHEDULE_13D_X01/primary_doc.xml","ea0243728-8k_oyster2.htm","xslF345X05/ownership.xml","ea0243341-8k_oyster2.htm","ea0218912-10.htm","xslEFFECTX01/primary_doc.xml","xslF345X02/ownership.xml","xslF345X02/ownership.xml","xslF345X02/ownership.xml","xslF345X02/ownership.xml","xslF345X02/ownership.xml","ea0243144-s1mef_oyster2acq.htm","8A_Cert_OYSE.pdf","ea0243044-8a12b_oyster2.htm","filename1.htm","filename1.htm","ea0218912-08.htm","ea0218912-07.htm","ea0218912-06.htm","filename1.htm","filename1.htm","filename1.pdf","filename1.htm","filename1.htm","filename1.pdf","filename1.htm"],"primaryDocDescription":["QUARTERLY REPORT","ANNUAL REPORT","","","","","QUARTERLY REPORT","","","","","QUARTERLY REPORT","CURRENT REPORT","","CURRENT REPORT","","CURRENT REPORT","PROSPECTUS","","","","","","","REGISTRATION STATEMENT","","FOR REGISTRATION OF CERTAIN CLASSES","","","REGISTRATION STATEMENT","REGISTRATION STATEMENT","REGISTRATION STATEMENT","","","","","","",""]},"files":[]}}