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Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0001172661-21-000757
Filing Date
2021-02-16
Accepted
2021-02-16 16:32:24
Documents
1

Document Format Files

Seq Description Document Type Size
1 rocksprings-srra123120a1.htm SC 13G/A 108228
  Complete submission text file 0001172661-21-000757.txt   109847
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.: 21639340
SIC: 2834 Pharmaceutical Preparations

Mailing Address 650 SOUTH EXETER STREET SUITE 1070 BALTIMORE MD 21202
Business Address 650 SOUTH EXETER STREET SUITE 1070 BALTIMORE MD 21202 4102200129
Rock Springs Capital Management LP (Filed by) CIK: 0001595725 (see all company filings)

IRS No.: 800944416 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A