{"cik":"0002012807","entityType":"operating","sic":"6770","sicDescription":"Blank Checks","ownerOrg":"05 Real Estate & Construction","insiderTransactionForOwnerExists":0,"insiderTransactionForIssuerExists":1,"name":"RF Acquisition Corp II","tickers":["RFAI","RFAIR","RFAIU"],"exchanges":["Nasdaq","Nasdaq","Nasdaq"],"ein":"000000000","lei":null,"description":"","website":"","investorWebsite":"","category":"Non-accelerated filer
Smaller reporting company
Emerging growth company","fiscalYearEnd":"1231","stateOfIncorporation":"E9","stateOfIncorporationDescription":"Cayman Islands","addresses":{"mailing":{"street1":"111 SOMERSET, #05-07","street2":null,"city":"SINGAPORE","stateOrCountry":null,"zipCode":null,"stateOrCountryDescription":null,"isForeignLocation":1,"foreignStateTerritory":null,"country":"Singapore","countryCode":"U0"},"business":{"street1":"111 SOMERSET, #05-07","street2":null,"city":"SINGAPORE","stateOrCountry":null,"zipCode":null,"stateOrCountryDescription":null,"isForeignLocation":1,"foreignStateTerritory":null,"country":"Singapore","countryCode":"U0"}},"phone":"006569040766","flags":"","formerNames":[],"filings":{"recent":{"accessionNumber":["0001829126-26-007519","0001829126-26-006538","0001829126-26-005976","0001104659-26-060616","0001628280-26-032590","0001829126-26-004763","0001829126-26-004560","0001829126-26-003608","0001072613-26-000323","0001829126-26-002520","0001072613-26-000247","0001167557-26-000021","0001628280-26-007335","0001829126-26-001254","0001844495-26-000007","0001829126-25-010368","0001829126-25-009959","0001140361-25-042903","0001829126-25-009218","0001829126-25-009219","0001193125-25-274760","0001829126-25-008868","0001829126-25-008059","0001829126-25-007837","0001829126-25-007836","0001829126-25-007681","0000950170-25-105937","0001829126-25-005436","0001140361-25-025596","0001829126-25-003872","0001829126-25-003578","0001829126-25-003469","0001829126-25-003466","0001829126-25-002048","0001604488-24-000296","0001085146-24-005884","0001085146-24-005822","0001072613-24-000862","0001829126-24-006989","0001829126-24-005464","0001072613-24-000609","0001829126-24-004538","0001829126-24-004218","0001829126-24-003851","0001829126-24-003850","0001829126-24-003792","0001829126-24-003699","0001829126-24-003698","0001829126-24-003697","0001829126-24-003696","0001829126-24-003695","0001829126-24-003663","0001829126-24-003479","9999999995-24-001547","0001354457-24-000353","0001829126-24-003395","0001829126-24-003345","0001829126-24-003344","0001829126-24-003155","0001829126-24-003156","0000000000-24-005159","0001829126-24-002532","0001829126-24-002533","0000000000-24-003706","0001829126-24-001495"],"filingDate":["2026-07-13","2026-06-16","2026-06-03","2026-05-14","2026-05-08","2026-05-07","2026-05-05","2026-04-17","2026-04-07","2026-03-19","2026-03-06","2026-02-12","2026-02-11","2026-02-11","2026-01-14","2025-12-31","2025-12-15","2025-11-21","2025-11-14","2025-11-14","2025-11-10","2025-11-06","2025-10-14","2025-10-02","2025-10-02","2025-09-29","2025-08-08","2025-07-28","2025-07-11","2025-05-21","2025-05-12","2025-05-08","2025-05-08","2025-03-25","2024-11-14","2024-11-14","2024-11-14","2024-11-13","2024-10-25","2024-08-14","2024-08-08","2024-07-02","2024-06-14","2024-05-30","2024-05-30","2024-05-28","2024-05-23","2024-05-23","2024-05-23","2024-05-23","2024-05-23","2024-05-22","2024-05-17","2024-05-16","2024-05-16","2024-05-15","2024-05-14","2024-05-14","2024-05-08","2024-05-07","2024-05-07","2024-04-15","2024-04-15","2024-04-08","2024-03-11"],"reportDate":["","","","","","2026-03-31","","","","","","","","2025-12-31","","","","","2025-11-10","","","2025-09-30","2025-11-10","","2025-10-02","2025-09-26","","2025-06-30","","2025-05-21","2025-03-31","2025-05-01","2025-05-01","2024-12-31","","","","","2024-09-30","2024-06-30","","2024-07-01","2024-03-31","2024-05-23","2024-05-23","2024-05-16","2024-05-21","2024-05-21","2024-05-21","2024-05-21","2024-05-21","2024-05-16","","","","","","","","","","","","",""],"acceptanceDateTime":["2026-07-10T22:34:25.000Z","2026-06-16T19:29:32.000Z","2026-06-03T01:41:41.000Z","2026-05-14T10:20:39.000Z","2026-05-08T13:23:11.000Z","2026-05-07T20:30:42.000Z","2026-05-05T19:14:17.000Z","2026-04-17T20:15:45.000Z","2026-04-07T20:12:31.000Z","2026-03-19T21:07:28.000Z","2026-03-06T21:10:12.000Z","2026-02-12T15:54:21.000Z","2026-02-11T21:46:37.000Z","2026-02-11T21:15:23.000Z","2026-01-14T18:35:26.000Z","2025-12-31T20:52:48.000Z","2025-12-12T23:01:15.000Z","2025-11-21T11:01:43.000Z","2025-11-14T21:30:27.000Z","2025-11-14T21:30:22.000Z","2025-11-10T23:24:59.000Z","2025-11-06T00:00:23.000Z","2025-10-10T23:50:48.000Z","2025-10-02T11:00:36.000Z","2025-10-02T11:00:33.000Z","2025-09-26T23:56:09.000Z","2025-08-08T20:35:24.000Z","2025-07-28T20:30:22.000Z","2025-07-11T16:06:31.000Z","2025-05-21T21:00:15.000Z","2025-05-12T20:30:27.000Z","2025-05-08T12:56:30.000Z","2025-05-08T11:26:26.000Z","2025-03-25T20:00:33.000Z","2024-11-15T02:10:08.000Z","2024-11-14T19:47:20.000Z","2024-11-14T17:20:03.000Z","2024-11-13T21:22:34.000Z","2024-10-25T11:00:47.000Z","2024-08-14T12:00:41.000Z","2024-08-08T20:12:50.000Z","2024-07-02T10:00:31.000Z","2024-06-14T20:15:41.000Z","2024-05-30T10:00:31.000Z","2024-05-30T10:00:14.000Z","2024-05-28T19:49:02.000Z","2024-05-23T20:02:21.000Z","2024-05-23T20:02:10.000Z","2024-05-23T20:01:56.000Z","2024-05-23T20:01:31.000Z","2024-05-23T20:01:21.000Z","2024-05-22T21:11:56.000Z","2024-05-17T20:30:42.000Z","2024-05-17T04:15:16.000Z","2024-05-16T17:45:22.000Z","2024-05-15T20:05:15.000Z","2024-05-14T21:17:25.000Z","2024-05-14T21:16:39.000Z","2024-05-07T23:41:08.000Z","2024-05-07T23:41:14.000Z","2024-05-07T13:36:05.000Z","2024-04-15T21:23:10.000Z","2024-04-15T21:22:49.000Z","2024-04-08T11:46:06.000Z","2024-03-08T23:25:25.000Z"],"act":["33","33","33","34","34","34","33","33","34","33","34","34","34","34","34","33","33","34","34","34","34","34","34","34","34","34","34","34","34","34","34","","34","34","34","34","34","34","34","34","34","34","34","","","34","","","","","","34","33","33","34","34","","","33","","","33","","","33"],"form":["F-4/A","F-4/A","F-4/A","SCHEDULE 13G","SCHEDULE 13G","10-Q","F-4/A","F-4/A","SCHEDULE 13G/A","F-4","SCHEDULE 13G/A","SCHEDULE 13G/A","SCHEDULE 13G/A","10-K","SCHEDULE 13G/A","DRS/A","DRS","SCHEDULE 13G/A","8-K","425","SCHEDULE 13G/A","10-Q","DEF 14A","425","8-K","PRE 14A","SCHEDULE 13G","10-Q","SCHEDULE 13G","8-K","10-Q","3","8-K","10-K","SC 13G","SC 13G","SC 13G","SC 13G/A","10-Q","10-Q","SC 13G","8-K","10-Q","4","4","8-K","3","3","3","3","3","8-K","424B4","EFFECT","CERT","8-A12B","CORRESP","CORRESP","S-1/A","CORRESP","UPLOAD","S-1/A","CORRESP","UPLOAD","S-1"],"fileNumber":["333-294461-01","333-294461-01","333-294461-01","005-94582","005-94582","001-42106","333-294461-01","333-294461-01","005-94582","333-294461-01","005-94582","005-94582","005-94582","001-42106","005-94582","377-08805-01","377-08805-01","005-94582","001-42106","001-42106","005-94582","001-42106","001-42106","001-42106","001-42106","001-42106","005-94582","001-42106","005-94582","001-42106","001-42106","","001-42106","001-42106","005-94582","005-94582","005-94582","005-94582","001-42106","001-42106","005-94582","001-42106","001-42106","","","001-42106","","","","","","001-42106","333-277810","333-277810","001-42106","001-42106","","","333-277810","","333-277810","333-277810","","333-277810","333-277810"],"filmNumber":["261169696","261094347","261058707","26975711","26956343","26954071","26942519","26871774","26845055","26775136","26731043","26624178","26621574","26620913","26532542","251617369","251569352","251504521","251487099","251487091","251467756","251455523","251389024","251367013","251367012","251351838","251199014","251156002","251118104","25973822","25935350","","25923870","25768183","241465608","241460584","241459302","241454662","241394113","241204249","241188455","241092814","241044997","","","24991390","","","","","","24974287","24960287","24957589","24954630","24950326","","","24923816","","","24845519","","","24736053"],"items":["","","","","","","","","","","","","","","","","","","1.01,5.03,5.07,8.01,9.01","","","","","","1.01,9.01","","","","","8.01","","","5.02","","","","","","","","","8.01,9.01","","","","3.02,8.01,9.01","","","","","","1.01,3.02,5.03,8.01,9.01","","S-1,,2024-05-16 16:00:00","","","","","","","","","","",""],"core_type":["F-4/A","F-4/A","F-4/A","SCHEDULE 13G","SCHEDULE 13G","XBRL","F-4/A","F-4/A","SCHEDULE 13G/A","F-4","SCHEDULE 13G/A","SCHEDULE 13G/A","SCHEDULE 13G/A","XBRL","SCHEDULE 13G/A","DRS/A","DRS","SCHEDULE 13G/A","XBRL","425","SCHEDULE 13G/A","XBRL","DEF 14A","425","XBRL","PRE 14A","SCHEDULE 13G","XBRL","SCHEDULE 13G","XBRL","XBRL","3","XBRL","XBRL","SC 13G","SC 13G","SC 13G","SC 13G/A","XBRL","XBRL","SC 13G","XBRL","XBRL","4","4","XBRL","3","3","3","3","3","XBRL","424B4","EFFECT","CERT","8-A12B","CORRESP","CORRESP","S-1/A","CORRESP","LETTER","S-1/A","CORRESP","LETTER","S-1"],"size":[7300182,13391076,25354075,33912,159446,3008957,7463339,7571497,7829,7125983,7729,10214,57016,3958108,9593,4926480,4771702,11641,717641,422249,115502,3569463,497530,1173205,1595201,486568,153129,3468375,12284,243084,2878665,9228,260689,3754617,80326,45100,38411,77331,2770154,2756879,77292,269535,1827923,7989,7453,400884,10732,6109,10699,10731,5672,1762935,1466305,1716,217871,27654,13132,7932,1532903,23818,43003,3600604,19325,44933,1852330],"isXBRL":[0,0,0,0,0,1,0,0,0,1,0,0,0,1,0,0,0,0,1,0,0,1,0,0,1,0,0,1,0,1,1,0,1,1,0,0,0,0,1,1,0,1,1,0,0,1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0],"isInlineXBRL":[0,0,0,0,0,1,0,0,0,1,0,0,0,1,0,0,0,0,1,0,0,1,0,0,1,0,0,1,0,1,1,0,1,1,0,0,0,0,1,1,0,1,1,0,0,1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0],"isXBRLNumeric":[0,0,0,0,0,1,0,0,0,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,null,null,null,null,null,null,null,null,null,null],"primaryDocument":["nybholdingslimited_f4a.htm","nybholdingslimited_f4a.htm","nybholdingslimited_f4a.htm","xslSCHEDULE_13G_X02/primary_doc.xml","xslSCHEDULE_13G_X01/primary_doc.xml","rfacq2_10q.htm","nybholdingslimited_f4a.htm","nybholdingslimited_f4a.htm","xslSCHEDULE_13G_X02/primary_doc.xml","nybholdingslimited_f4.htm","xslSCHEDULE_13G_X01/primary_doc.xml","xslSCHEDULE_13G_X01/primary_doc.xml","xslSCHEDULE_13G_X01/primary_doc.xml","rfacq2_10k.htm","xslSCHEDULE_13G_X01/primary_doc.xml","filename1.htm","filename1.htm","xslSCHEDULE_13G_X01/primary_doc.xml","rfacquisition2_8k.htm","rfacquisition2_425.htm","xslSCHEDULE_13G_X01/primary_doc.xml","rfacq2_10q.htm","rfacq2_def14a.htm","rfacquisition2_425.htm","rfacquisition2_8k.htm","rfacq2_pre14a.htm","xslSCHEDULE_13G_X01/primary_doc.xml","rfacq2_10q.htm","xslSCHEDULE_13G_X01/primary_doc.xml","rfacquisition2_8k.htm","rfacq2_10q.htm","xslF345X02/ownership.xml","rfacq2_8k.htm","rfacq2_10k.htm","schedule13grfai111424.htm","rfai_111424.htm","rfai_111424.htm","karpus-sch13g_18886.htm","rfacq2_10q.htm","rfacq2_10q.htm","karpus-sch13g_18853.htm","rfacq2_8k.htm","rfacq2_10q.htm","xslF345X05/ownership.xml","xslF345X05/ownership.xml","rfacq2_8k.htm","xslF345X02/ownership.xml","xslF345X02/ownership.xml","xslF345X02/ownership.xml","xslF345X02/ownership.xml","xslF345X02/ownership.xml","rfacq2_8k.htm","rfacq2_424b4.htm","xslEFFECTX01/primary_doc.xml","8A_Cert_RFAI.pdf","rfacqcorp2_8a12b.htm","filename1.htm","filename1.htm","rfacq2_s1a2.htm","filename1.htm","filename1.pdf","rfacq2_s1a.htm","filename1.htm","filename1.pdf","rfacq2_s1.htm"],"primaryDocDescription":["F-4/A","F-4/A","F-4/A","","","10-Q","F-4/A","F-4/A","","F-4","","","","10-K","","","","","8-K","425","","10-Q","DEF 14A","425","8-K","PRE 14A","","10-Q","","8-K","10-Q","FORM 3","8-K","10-K","13G RFAI","AQR CAPITAL MANAGEMENT LLC","WEALTHSPRING CAPITAL LLC","KARPUS INVESTMENT MGT / RF ACQUISITION CORP II - SCHEDULE 13G/A(#1)","10-Q","10-Q","KARPUS INVESTMENT MGT / RF ACQUISITION CORP II - SCHEDULE 13G","8-K","10-Q","FORM 4","FORM 4","8-K","FORM 3","FORM 3","FORM 3","FORM 3","FORM 3","8-K","424B4","","","8-A12B","","","S-1/A","","","S-1/A","","","S-1"]},"files":[]}}