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Filing Detail
Form 13F-HR - Quarterly report filed by institutional managers, Holdings:
SEC Accession No. 0001585047-21-000002
Filing Date
2021-05-28
Accepted
2021-05-28 11:56:54
Documents
2
Period of Report
2021-03-31
Effectiveness Date
2021-05-28

Document Format Files

Seq Description Document Type Size
1 primary_doc.html 13F-HR  
1 primary_doc.xml 13F-HR 1932
2 0331202113f.html INFORMATION TABLE  
2 0331202113f.xml INFORMATION TABLE 106036
  Complete submission text file 0001585047-21-000002.txt   109164
Mailing Address 924 NORTH MAIN STREET SUITE 1 ANN ARBOR MI 48104
Business Address 924 NORTH MAIN STREET SUITE 1 ANN ARBOR MI 48104 2695124997
Columbia Asset Management (Filer) CIK: 0001585047 (see all company filings)

IRS No.: 383386847 | State of Incorp.: MI | Fiscal Year End: 1231
Type: 13F-HR | Act: 34 | File No.: 028-15791 | Film No.: 21977902