SIERRA ONCOLOGY INC

CUSIP: 82640U107 Class: COMMON

Well Done, LLC's Holding History (CIK: 0001667132)

Note: Option positions (PUT/CALL) are excluded.

Q4 2018
Shares 3,372 Value ($000) $4 Avg Close — Range —
Q1 2018
Shares 3,372 Value ($000) $7 Avg Close — Range —