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Filing Detail
Form SC 13G - Statement of acquisition of beneficial ownership by individuals:
SEC Accession No. 0000905148-20-000073
Filing Date
2020-01-13
Accepted
2020-01-13 13:25:54
Documents
1

Document Format Files

Seq Description Document Type Size
1 efc20-54_sc13g.htm SC 13G 138374
  Complete submission text file 0000905148-20-000073.txt   139936
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. (Subject) CIK: 0001290149 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G | Act: 34 | File No.: 005-89009 | Film No.: 20523447
SIC: 2834 Pharmaceutical Preparations

Mailing Address 645 MADISON AVENUE, 14TH FLOOR NEW YORK NY 10022
Business Address 645 MADISON AVENUE, 14TH FLOOR NEW YORK NY 10022 212-897-9535
MANGROVE PARTNERS (Filed by) CIK: 0001535392 (see all company filings)

IRS No.: 980652572 | State of Incorp.: E9 | Fiscal Year End: 1231
Type: SC 13G