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Filing Detail
Form 13F-HR - Quarterly report filed by institutional managers, Holdings:
SEC Accession No. 0000932540-21-000002
Filing Date
2021-05-12
Accepted
2021-05-11 17:57:15
Documents
2
Period of Report
2021-03-31
Effectiveness Date
2021-05-12

Document Format Files

Seq Description Document Type Size
1 primary_doc.html 13F-HR  
1 primary_doc.xml 13F-HR 1909
2 infotable.html INFORMATION TABLE  
2 infotable.xml INFORMATION TABLE 3600860
  Complete submission text file 0000932540-21-000002.txt   3604199
Mailing Address 425 S FINANCIAL PLACE SUITE 3400 CHICAGO IL 60605
Business Address 425 S FINANCIAL PLACE SUITE 3400 CHICAGO IL 60605 312-347-8864
GROUP ONE TRADING, L.P. (Filer) CIK: 0000932540 (see all company filings)

IRS No.: 943209378 | State of Incorp.: CA | Fiscal Year End: 0930
Type: 13F-HR | Act: 34 | File No.: 028-14920 | Film No.: 21912746