SELECTA BIOSCIENCES INC

CUSIP: 816212104 Class: Common Stock

EcoR1 Capital, LLC's Holding History (CIK: 0001587114)

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

Q1 2023
Shares 200,000 Value ($000) $278 Avg Close — Range —
Q4 2022
Shares 3,500,000 Value ($000) $3,955 Avg Close — Range —
Q3 2022
Shares 3,500,000 Value ($000) $5,740 Avg Close — Range —
Q2 2022
Shares 3,500,000 Value ($000) $4,585 Avg Close — Range —
Q1 2020
Shares 4,597,701 Value ($000) $11,080 Avg Close — Range —
Q4 2019
Shares 4,597,701 Value ($000) $10,943 Avg Close — Range —