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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001213900-22-004318
Filing Date
2022-01-28
Accepted
2022-01-28 20:12:59
Documents
1
Period of Report
2022-01-26

Document Format Files

Seq Description Document Type Size
1 ownership.html 4  
1 ownership.xml 4 24195
  Complete submission text file 0001213900-22-004318.txt   28918
Mailing Address 1820 GATEWAY DRIVE SUITE 110 SAN MATEO CA 94404
Business Address 1820 GATEWAY DRIVE SUITE 110 SAN MATEO CA 94404 (605) 376-8679
Sierra Oncology, Inc. (Issuer) CIK: 0001290149 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations

Mailing Address 505 HAMILTON AVENUE, SUITE 200 PALO ALTO CA 94301
Business Address 505 HAMILTON AVENUE, SUITE 200 PALO ALTO CA 94301 (650) 688-0818
Vivo Ventures Fund VII, L.P. (Reporting) CIK: 0001509160 (see all company filings)

Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-37490 | Film No.: 22570870

Mailing Address 505 HAMILTON AVENUE, SUITE 200 PALO ALTO CA 94301
Business Address 505 HAMILTON AVENUE, SUITE 200 PALO ALTO CA 94301 (650) 688-0822
Vivo Ventures VII Affiliates Fund, L.P. (Reporting) CIK: 0001538309 (see all company filings)

Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-37490 | Film No.: 22570869

Mailing Address 505 HAMILTON AVENUE, SUITE 200 PALO ALTO CA 94301
Business Address 505 HAMILTON AVENUE, SUITE 200 PALO ALTO CA 94301 (650) 688-0822
VIVO VENTURES VII, LLC (Reporting) CIK: 0001565020 (see all company filings)

State of Incorp.: CA
Type: 4 | Act: 34 | File No.: 001-37490 | Film No.: 22570871

Mailing Address 192 LYTTON AVENUE PALO ALTO CA 94301
Business Address 192 LYTTON AVENUE PALO ALTO CA 94301 650-688-0818
Vivo Opportunity Fund, L.P. (Reporting) CIK: 0001726403 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-37490 | Film No.: 22570874

Mailing Address 192 LYTTON AVENUE PALO ALTO CA 94301
Business Address 192 LYTTON AVENUE PALO ALTO CA 94301 6506880818
Vivo Opportunity, LLC (Reporting) CIK: 0001728970 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-37490 | Film No.: 22570875

Mailing Address 192 LYTTON AVENUE PALO ALTO CA 94301
Business Address 192 LYTTON AVENUE PALO ALTO CA 94301 (650) 688-0818
Vivo Capital Fund IX, L.P. (Reporting) CIK: 0001750117 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-37490 | Film No.: 22570872

Mailing Address 192 LYTTON AVENUE PALO ALTO CA 94301
Business Address 192 LYTTON AVENUE PALO ALTO CA 94301 6506880818
Vivo Capital IX, LLC (Reporting) CIK: 0001750698 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-37490 | Film No.: 22570873