13F-HR//SEC Filing
Sigma Investment Management Co 13F-HR
Accession 0001532618-18-000003
CIK 0001532618other
Filed
May 2, 8:00 PM ET
Accepted
May 3, 4:00 PM ET
Size
10.8 KB
Accession
0001532618-18-000003
Documents
Issuer
Sigma Investment Management Co
CIK 0001532618
Entity typeother
IncorporatedOR
Related Parties
1- filerCIK 0001532618
Filing Metadata
- Form type
- 13F-HR
- Filed
- May 2, 8:00 PM ET
- Accepted
- May 3, 4:00 PM ET
- Size
- 10.8 KB