{"cik":"0001770251","entityType":"operating","sic":"7389","sicDescription":"Services-Business Services, NEC","ownerOrg":null,"insiderTransactionForOwnerExists":0,"insiderTransactionForIssuerExists":1,"name":"Orisun Acquisition Corp.","tickers":[],"exchanges":[],"ein":"000000000","lei":null,"description":"","website":"","investorWebsite":"","category":"Non-accelerated filer
Smaller reporting company
Emerging growth company","fiscalYearEnd":"1231","stateOfIncorporation":"","stateOfIncorporationDescription":"","addresses":{"mailing":{"street1":"555 MADISON AVENUE, ROOM 543","street2":null,"city":"NEW YORK","stateOrCountry":"NY","zipCode":"10022","stateOrCountryDescription":"NY","isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null},"business":{"street1":"555 MADISON AVENUE, ROOM 543","street2":null,"city":"NEW YORK","stateOrCountry":"NY","zipCode":"10022","stateOrCountryDescription":"NY","isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null}},"phone":"631-220-3541","flags":"","formerNames":[],"filings":{"recent":{"accessionNumber":["0001072613-21-000243","0001357550-21-000010","0001393825-21-000055","0001493152-21-002757","0001076809-20-000315","0001076809-20-000249","0001354457-20-000701","0001213900-20-037582","0001213900-20-037583","0001213900-20-037064","0001076809-20-000242","0001062993-20-005490","0001076809-20-000229","0001213900-20-035295","0001213900-20-035028","0001213900-20-035029","0000000000-20-010208","0001076809-20-000201","0001062993-20-004948","0001062993-20-004925","0001213900-20-031353","0001213900-20-031356","0001062993-20-004872","0000000000-20-009551","0001213900-20-027863","0001213900-20-027861","0000000000-20-008513","0001213900-20-023361","0001213900-20-023362","0001213900-20-023175","0001213900-20-021913","0001213900-20-019885","0001213900-20-016667","0001213900-20-012695","0001062993-20-002210","0001062993-20-002199","0001213900-20-008018","0001213900-20-007760","0001213900-20-007758","0001213900-20-007756","0001213900-20-007754","0001193125-20-038444","0001048703-20-000056","0001213900-20-003814","0001357550-20-000044","0001493152-20-002095","0001062993-20-000654","0001393825-20-000075","0001493152-20-001041","0001213900-19-026031","0000912282-19-000152","0001213900-19-023415","0001213900-19-022065","0001213900-19-017515","0001213900-19-017100","0001213900-19-017037","0001213900-19-015364","0001213900-19-014826","0001213900-19-014633","0001493152-19-011619","9999999995-19-001798","0001354457-19-000398","0001213900-19-014328","0001213900-19-014319","0001213900-19-014216","0001213900-19-012839","0001213900-19-012834","0000000000-19-011163","0001213900-19-012541","0001213900-19-012545","0000000000-19-010930","0001213900-19-011513","0001615774-19-009083","0001615774-19-009085","0000000000-19-007801","0001615774-19-005287"],"filingDate":["2021-02-12","2021-02-11","2021-02-10","2021-02-05","2020-12-10","2020-11-18","2020-11-17","2020-11-17","2020-11-17","2020-11-16","2020-11-13","2020-11-10","2020-11-10","2020-11-05","2020-11-04","2020-11-04","2020-10-28","2020-10-26","2020-10-16","2020-10-15","2020-10-15","2020-10-14","2020-10-09","2020-10-09","2020-09-22","2020-09-22","2020-09-10","2020-08-24","2020-08-24","2020-08-21","2020-08-13","2020-08-03","2020-07-06","2020-05-15","2020-05-08","2020-05-08","2020-03-30","2020-03-27","2020-03-27","2020-03-27","2020-03-27","2020-02-14","2020-02-14","2020-02-14","2020-02-14","2020-02-12","2020-02-12","2020-02-07","2020-01-24","2019-12-12","2019-12-05","2019-11-14","2019-11-05","2019-09-09","2019-09-03","2019-08-30","2019-08-12","2019-08-07","2019-08-05","2019-08-05","2019-08-02","2019-08-01","2019-08-01","2019-08-01","2019-07-31","2019-07-16","2019-07-16","2019-07-16","2019-07-12","2019-07-11","2019-07-10","2019-06-26","2019-06-04","2019-06-03","2019-04-30","2019-04-02"],"reportDate":["","","","","","2020-11-16","","2020-11-15","","2020-09-30","2020-11-10","","","","2020-10-30","","","2020-10-16","2020-10-14","2020-10-13","","","2020-10-07","","","","","2020-08-18","","2020-08-21","2020-06-30","2020-07-28","2020-06-29","2020-03-31","2020-04-29","","2019-12-31","2019-08-06","2019-08-06","2019-08-06","2019-08-06","","","","","","","","","2019-12-11","","2019-09-30","2019-11-04","2019-06-30","2019-08-28","2019-08-28","2019-08-06","2019-08-02","","","","","","","","","","","","","","","","","",""],"acceptanceDateTime":["2021-02-12T21:24:58.000Z","2021-02-11T17:17:37.000Z","2021-02-10T20:04:27.000Z","2021-02-05T18:54:56.000Z","2020-12-10T21:56:17.000Z","2020-11-18T22:42:49.000Z","2020-11-17T21:04:04.000Z","2020-11-17T16:49:13.000Z","2020-11-17T16:47:13.000Z","2020-11-14T02:06:03.000Z","2020-11-13T21:50:59.000Z","2020-11-10T21:44:31.000Z","2020-11-10T21:33:26.000Z","2020-11-05T21:24:23.000Z","2020-11-04T21:34:21.000Z","2020-11-04T21:32:25.000Z","2020-10-28T20:13:05.000Z","2020-10-26T22:51:06.000Z","2020-10-16T20:23:17.000Z","2020-10-15T20:27:05.000Z","2020-10-15T01:43:55.000Z","2020-10-15T01:44:21.000Z","2020-10-09T20:25:49.000Z","2020-10-09T16:46:56.000Z","2020-09-22T21:27:19.000Z","2020-09-22T21:25:07.000Z","2020-09-10T21:42:56.000Z","2020-08-24T12:37:13.000Z","2020-08-24T12:35:16.000Z","2020-08-21T10:12:38.000Z","2020-08-13T20:44:01.000Z","2020-08-03T20:01:42.000Z","2020-07-06T12:03:54.000Z","2020-05-15T21:26:15.000Z","2020-05-08T20:02:13.000Z","2020-05-08T19:36:22.000Z","2020-03-30T20:43:28.000Z","2020-03-28T01:57:24.000Z","2020-03-28T01:56:30.000Z","2020-03-28T01:55:34.000Z","2020-03-28T01:54:56.000Z","2020-02-14T21:41:38.000Z","2020-02-14T21:00:49.000Z","2020-02-14T16:27:26.000Z","2020-02-14T14:30:42.000Z","2020-02-12T21:57:33.000Z","2020-02-12T14:57:55.000Z","2020-02-07T19:59:15.000Z","2020-01-24T21:02:51.000Z","2019-12-12T22:22:39.000Z","2019-12-05T18:56:51.000Z","2019-11-14T19:27:27.000Z","2019-11-05T21:15:31.000Z","2019-09-09T20:49:23.000Z","2019-09-03T16:50:21.000Z","2019-08-30T20:32:21.000Z","2019-08-12T21:04:53.000Z","2019-08-07T21:05:18.000Z","2019-08-05T21:27:56.000Z","2019-08-05T20:51:31.000Z","2019-08-05T04:17:22.000Z","2019-08-01T18:49:54.000Z","2019-08-01T15:43:17.000Z","2019-08-01T14:14:22.000Z","2019-07-31T21:04:53.000Z","2019-07-16T20:03:27.000Z","2019-07-16T20:01:41.000Z","2019-07-16T15:17:47.000Z","2019-07-11T22:22:26.000Z","2019-07-11T22:23:03.000Z","2019-07-10T19:35:54.000Z","2019-06-26T19:54:17.000Z","2019-06-03T22:05:22.000Z","2019-06-03T22:15:20.000Z","2019-04-30T19:49:20.000Z","2019-04-02T20:18:31.000Z"],"act":["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","34","34","34","34","34","34","34","34","34","34","34","34","34","34","33","34","33","34","34","","","","33","","33","","","33","33","","","33"],"form":["SC 13G/A","SC 13G/A","SC 13G/A","SC 13G/A","SC 13G/A","4","25-NSE","8-K","DEFA14A","10-Q","4","SC 13G/A","SC 13G","DEFM14A","8-K","425","UPLOAD","3","4","4","PRER14A","CORRESP","4","UPLOAD","CORRESP","PRER14A","UPLOAD","8-K","425","PREM14A","10-Q","8-K","8-K","10-Q","3","SC 13G/A","10-K","3","3","3","3","SC 13G","SC 13G","SC 13G","SC 13G","SC 13G/A","SC 13G","SC 13G","SC 13G","8-K","SC 13G","10-Q","8-K","10-Q","8-K","8-K","8-K","8-K","424B4","SC 13G","EFFECT","CERT","8-A12B","CORRESP","CORRESP","CORRESP","S-1/A","UPLOAD","S-1/A","CORRESP","UPLOAD","S-1","DRS/A","DRSLTR","UPLOAD","DRS"],"fileNumber":["005-91095","005-91095","005-91095","005-91095","005-91095","","333-232356","001-39014","001-39014","001-39014","","005-91095","005-91095","001-39014","001-39014","","","","","","001-39014","","","","","001-39014","","001-39014","001-39014","001-39014","001-39014","001-39014","001-39014","001-39014","","005-91095","001-39014","","","","","005-91095","005-91095","005-91095","005-91095","005-91095","005-91095","005-91095","005-91095","001-39014","005-91095","001-39014","001-39014","001-39014","001-39014","001-39014","001-39014","001-39014","333-232356","005-91095","333-232356","001-39014","001-39014","","","","333-232356","","333-232356","","","333-232356","377-02570","","","377-02570"],"filmNumber":["21627957","21617979","21613287","21595358","201381236","","201321165","201319945","201319938","201313377","","201301756","201301638","201290844","201287186","","","","","","201240179","","","","","201190308","","201124748","201124746","201121420","201099916","201069195","201012206","20886942","","20860298","20757739","","","","","20621162","20619192","20615914","20614624","20605080","20600769","20586952","20545447","191282663","191270039","191218985","191193473","191083544","191071535","191069887","191017323","191006346","19999724","19999312","19997432","19992302","19991670","","","","19957245","","19951783","","","19921590","19874638","","","19725137"],"items":["","","","","","","","1.01,3.02,5.07,8.01,9.01","","","","","","","1.01,2.03,3.02,8.01,9.01","","","","","","","","","","","","","1.01,3.02,8.01,9.01","","","","1.01,2.03,8.01,9.01","1.01,9.01","","","","","","","","","","","","","","","","","5.02","","","8.01","","3.02,8.01,9.01","3.01","8.01,9.01","1.01,3.02,5.03,9.01","","","S-1,,2019-08-02 10:00:00","","","","","","","","","","","","","","",""],"core_type":["SC 13G/A","SC 13G/A","SC 13G/A","SC 13G/A","SC 13G/A","4","25-NSE","8-K","DEFA14A","10-Q","4","SC 13G/A","SC 13G","DEFM14A","8-K","425","LETTER","3","4","4","PRER14A","CORRESP","4","LETTER","CORRESP","PRER14A","LETTER","8-K","425","PREM14A","10-Q","8-K","8-K","10-Q","3","SC 13G/A","10-K","3","3","3","3","SC 13G","SC 13G","SC 13G","SC 13G","SC 13G/A","SC 13G","SC 13G","SC 13G","8-K","SC 13G","10-Q","8-K","10-Q","8-K","8-K","8-K","8-K","424B4","SC 13G","EFFECT","CERT","8-A12B","CORRESP","CORRESP","CORRESP","S-1/A","LETTER","S-1/A","CORRESP","LETTER","S-1","DRS/A","DRSLTR","LETTER","DRS"],"size":[78832,91305,54222,110052,58763,6498,2769,103123,102851,2444519,6417,31949,59495,29867218,93770,93912,39716,5505,7198,5617,29656120,37744,5593,46374,52726,29651662,51929,153193,153474,27441674,2153069,27658,27078726,1776428,4819,33633,2423017,3410,3380,3421,3606,42169,62646,60826,90624,113877,34792,58747,112743,19882,96382,1919089,19072,1348068,47993,20300,115898,1157347,2125035,122567,1613,86895,14357,7151,9501,38287,1010914,49423,1076508,50484,52693,2351655,1325633,20672,43779,1096540],"isXBRL":[0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"isInlineXBRL":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"isXBRLNumeric":[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,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null],"primaryDocument":["karpus-sch13g_18453.htm","orsn13ga31dec2020.htm","orsn_13ga.htm","formsc13ga.htm","orsn.htm","xslF345X03/primary_doc.xml","xslF25X02/primary_doc.xml","ea130031-8k_orisunacq.htm","ea130031-8k_orisunacq.htm","f10q0920_orisunacqu.htm","xslF345X03/primary_doc.xml","formsc13ga.htm","orsn.htm","defm14a1120_orisunacq.htm","ea129346-8k_orisun.htm","ea129346-8k_orisun.htm","filename1.pdf","xslF345X02/primary_doc.xml","xslF345X03/form4.xml","xslF345X03/form4.xml","prer14aa2_orisunacqui.htm","filename1.htm","xslF345X03/form4.xml","filename1.pdf","filename1.htm","prer14aa10920_orisunacq.htm","filename1.pdf","ea125925-8k_orisunacq.htm","ea125925-8k_orisunacq.htm","prem14a0820_orisunacq.htm","f10q0620_orisunacquisition.htm","ea124676-8k_orisunacqui.htm","ea123686-8k_orisunacq.htm","f10q0320_orisunacquisition.htm","xslF345X02/form3.xml","formsc13ga_orisun.htm","f10k2019_orisunacquisition.htm","xslF345X02/ownership.xml","xslF345X02/ownership.xml","xslF345X02/ownership.xml","xslF345X02/ownership.xml","d858949dsc13g.htm","ORSNG0.htm","sc13g0220everstone_orisun.htm","orsn13g31dec2019.htm","formsc13ga.htm","formsc13ga-orisun.htm","orsn_13g.htm","formsc13g.htm","f8k121119_orisunacquisition.htm","mmcap-orisun13g_112019.htm","f10q0919_orisunacquisition.htm","f8k110419_orisunacquisition.htm","f10q0619_orisunacquisition.htm","f8k082819_orisunacquisition.htm","f8k082819_orisunacquisition.htm","f8k080619_orisunacq.htm","f8k080219_orisunacquisition.htm","f424b4080219_orisunacq.htm","sc13g.htm","xslEFFECTX01/primary_doc.xml","8A_Cert_ORSN.pdf","f8a12b080119_orisunacqui.htm","filename1.htm","filename1.htm","filename1.htm","fs12019a2_orisunacquisition.htm","filename1.pdf","fs12019a1_orisunacquisition.htm","filename1.htm","filename1.pdf","fs12019_orisunacquisition.htm","filename1.htm","filename1.htm","filename1.pdf","filename1.htm"],"primaryDocDescription":["KARPUS INVESTMENT MGT / ORISUN ACQUISITION CORP. - SCHEDULE 13G/A(#1)","","ORSN 13GA","","","PRIMARY DOCUMENT","","CURRENT REPORT","CURRENT REPORT","QUARTERLY REPORT","PRIMARY DOCUMENT","FORM SC 13G/A","","DEFM14A","FORM 8-K","FORM 8-K","","PRIMARY DOCUMENT","STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES","STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES","PRER14A","","STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES","","","PROXY STATEMENT","","CURRENT REPORT","CURRENT REPORT","","QUARTERLY REPORT","CURRENT REPORT","CURRENT REPORT","QUARTERLY REPORT","INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES","SC 13G/A","ANNUAL REPORT","","","OWNERSHIP DOCUMENT","OWNERSHIP DOCUMENT","SC 13G","","SCHEDULE 13G","","","FORM SC 13G","ORSN 13G","","CURRENT REPORT","","QUARTERLY REPORT","CURRENT REPORT","QUARTERLY REPORT","FORM 8-K","CURRENT REPORT","CURRENT REPORT","CURRENT REPORT","PROSPECTUS","","","","REGISTRATION OF CERTAIN CLASSES OF SECURITIES","","","","AMENDMENT NO. 2 TO FORM S-1","","AMENDMENT NO. 1 TO REGISTRATION STATEMENT","","","REGISTRATION STATEMENT","","","",""]},"files":[]}}