SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
SEC Accession No. 0001193125-20-151595
Filing Date
2020-05-26
Accepted
2020-05-26 16:41:56
Documents
1
Effectiveness Date
2020-05-26

Document Format Files

Seq Description Document Type Size
1 DEFA14A d936505ddefa14a.htm DEFA14A 26617
  Complete submission text file 0001193125-20-151595.txt   27714
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. (Filer) CIK: 0001290149 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: DEFA14A | Act: 34 | File No.: 001-37490 | Film No.: 20911218
SIC: 2834 Pharmaceutical Preparations