SIERRA ONCOLOGY INC

CUSIP: 82640U107 Class: COMMON

Prosight Management, LP's Holding History (CIK: 0001617201)

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

Q3 2019
Shares 2,366,707 Value ($000) $924 Avg Close — Range —
Q2 2019
Shares 2,681,618 Value ($000) $1,502 Avg Close — Range —
Q1 2019
Shares 2,457,683 Value ($000) $4,203 Avg Close — Range —
Q4 2018
Shares 2,553,943 Value ($000) $3,371 Avg Close — Range —
Q3 2018
Shares 2,720,089 Value ($000) $4,624 Avg Close — Range —
Q2 2018
Shares 1,806,562 Value ($000) $5,347 Avg Close — Range —
Q1 2018
Shares 2,538,525 Value ($000) $5,255 Avg Close — Range —