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Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0001140361-21-004906
Filing Date
2021-02-16
Accepted
2021-02-16 12:06:11
Documents
1
Group Members
MANGROVE PARTNERSNATHANIEL AUGUST

Document Format Files

Seq Description Document Type Size
1 SC 13G/A brhc10019801_sc13ga.htm SC 13G/A 130855
  Complete submission text file 0001140361-21-004906.txt   132550
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/A | Act: 34 | File No.: 005-89009 | Film No.: 21634747
SIC: 2834 Pharmaceutical Preparations

Mailing Address 645 MADISON AVE, 14 FLOOR NEW YORK NY 10022
Business Address MAPLES CORP. SVCS, PO BOX 309 UGLAND HOUSE, S. CHURCH STREET GEORGE TOWN E9 KY1-1104 2128979537
Mangrove Partners Master Fund, Ltd. (Filed by) CIK: 0001569227 (see all company filings)

IRS No.: 981083428 | State of Incorp.: E9 | Fiscal Year End: 1231
Type: SC 13G/A