SIERRA ONCOLOGY INC

CUSIP: 82640U107 Class: COMMON

TWO SIGMA INVESTMENTS, LP's Holding History (CIK: 0001179392)

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

Q4 2019
Shares 109,394 Value ($000) $37 Avg Close — Range —
Q3 2019
Shares 358,149 Value ($000) $140 Avg Close — Range —
Q2 2019
Shares 344,295 Value ($000) $193 Avg Close — Range —
Q1 2019
Shares 47,153 Value ($000) $81 Avg Close — Range —
Q4 2018
Shares 56,438 Value ($000) $74 Avg Close — Range —
Q3 2018
Shares 54,101 Value ($000) $92 Avg Close — Range —
Q1 2018
Shares 44,630 Value ($000) $92 Avg Close — Range —
Q4 2017
Shares 131,090 Value ($000) $489 Avg Close — Range —