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$Sigma Labs(SGLB)$ 4 Statement of changes in beneficial ownership of securities Accession Number: 0001493152-21-019829 Size: 8 KB 网页链接
$Sigma Labs(SGLB)$ 4 Statement of changes in beneficial ownership of securities Accession Number: 0001493152-21-019832 Size: 8 KB 网页链接
$Sigma Labs(SGLB)$ 4 Statement of changes in beneficial ownership of securities Accession Number: 0001493152-21-019830 Size: 8 KB 网页链接
$Sigma Labs(SGLB)$ 4 Statement of changes in beneficial ownership of securities Accession Number: 0001493152-21-019831 Size: 8 KB 网页链接
$Sigma Labs(SGLB)$ S-8 Securities to be offered to employees in employee benefit plans Accession Number: 0001493152-21-019197 Act: 33 Size: 130 KB 网页链接
$Sigma Labs(SGLB)$ EFFECT Notice of Effectiveness Accession Number: 9999999995-21-002584 Act: 33 Size: 1 KB 网页链接
$Sigma Labs(SGLB)$ 424B3 Prospectus [Rule 424(b)(3)] Accession Number: 0001493152-21-014767 Act: 33 Size: 236 KB 网页链接
$Sigma Labs(SGLB)$ EFFECT Notice of Effectiveness Accession Number: 9999999995-21-002407 Act: 33 Size: 1 KB 网页链接
$Sigma Labs(SGLB)$ DEF 14A Other definitive proxy statements Accession Number: 0001493152-21-014445 Act: 34 Size: 1 MB 网页链接
$Sigma Labs(SGLB)$ 8-K Current report, items 5.02 and 9.01 Accession Number: 0001493152-21-014443 Act: 34 Size: 363 KB 网页链接