SELECTA BIOSCIENCES INC

CUSIP: 816212104 Class: Common Stock

DEERFIELD MANAGEMENT COMPANY, L.P.'s Holding History (CIK: 0001009258)

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

Q3 2017
Shares 951,629 Value ($000) $17,367 Avg Close — Range —
Q2 2017
Shares 1,060,000 Value ($000) $21,052 Avg Close — Range —
Q1 2017
Shares 1,060,000 Value ($000) $15,179 Avg Close — Range —
Q4 2016
Shares 853,205 Value ($000) $14,632 Avg Close — Range —