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Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
SEC Accession No. 0001193125-17-135604
Filing Date
2017-04-25
Accepted
2017-04-25 07:02:56
Documents
2
Effectiveness Date
2017-04-25

Document Format Files

Seq Description Document Type Size
1 DEFA14A d378667ddefa14a.htm DEFA14A 27510
2 GRAPHIC g378667page2.jpg GRAPHIC 1690
  Complete submission text file 0001193125-17-135604.txt   31082
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.: 17779679
SIC: 2834 Pharmaceutical Preparations