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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001213900-20-002313
Filing Date
2020-01-31
Accepted
2020-01-31 20:00:19
Documents
1
Period of Report
2020-01-29

Document Format Files

Seq Description Document Type Size
1 ownership.html 4  
1 ownership.xml 4 24566
  Complete submission text file 0001213900-20-002313.txt   29269
Mailing Address 2150 ? 885 WEST GEORGIA STREET VANCOUVER A1 V6C 3E8
Business Address 2150 ? 885 WEST GEORGIA STREET VANCOUVER A1 V6C 3E8 604-558-6536
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.: 20566618

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.: 20566619

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.: 20566617

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.: 20566614

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.: 20566613

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.: 20566616

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.: 20566615