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$Sigma Labs(SGLB)$ 10-K Annual report [Section 13 and 15(d), not S-K Item 405] Accession Number: 0001493152-21-006709 Act: 34 Size: 16 MB 网页链接
$Sigma Labs(SGLB)$ 5 Annual statement of changes in beneficial ownership of securities Accession Number: 0001179110-21-001589 Size: 9 KB 网页链接
$Sigma Labs(SGLB)$ SC 13G/A [Amend] Statement of acquisition of beneficial ownership by individuals Accession Number: 0001104659-21-020772 Act: 34 Size: 46 KB 网页链接
$Sigma Labs(SGLB)$ 8-K Current report, items 1.01, 3.02, 8.01, and 9.01 Accession Number: 0001493152-21-000848 Act: 34 Size: 694 KB 网页链接
$Sigma Labs(SGLB)$ 424B5 Prospectus [Rule 424(b)(5)] Accession Number: 0001493152-21-000726 Act: 33 Size: 18 KB 网页链接
$Sigma Labs(SGLB)$ 424B5 Prospectus [Rule 424(b)(5)] Accession Number: 0001493152-21-000654 Act: 33 Size: 656 KB 网页链接
$Sigma Labs(SGLB)$ 424B5 Prospectus [Rule 424(b)(5)] Accession Number: 0001493152-21-000498 Act: 33 Size: 635 KB 网页链接
$Sigma Labs(SGLB)$ 4 Statement of changes in beneficial ownership of securities Accession Number: 0001493152-21-000379 Size: 5 KB 网页链接
$Sigma Labs(SGLB)$ 4 Statement of changes in beneficial ownership of securities Accession Number: 0001493152-21-000380 Size: 5 KB 网页链接
$Sigma Labs(SGLB)$ 4 Statement of changes in beneficial ownership of securities Accession Number: 0001493152-21-000381 Size: 5 KB 网页链接