SELECTA BIOSCIENCES INC

CUSIP: 816212104 Class: Common Stock

PERCEPTIVE ADVISORS LLC's Holding History (CIK: 0001224962)

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

Q1 2018
Shares 593,750 Value ($000) $6,050 Avg Close — Range —
Q4 2017
Shares 632,712 Value ($000) $6,206 Avg Close — Range —
Q3 2017
Shares 1,162,325 Value ($000) $21,212 Avg Close — Range —
Q2 2017
Shares 797,325 Value ($000) $15,834 Avg Close — Range —
Q1 2017
Shares 141,875 Value ($000) $2,032 Avg Close — Range —
Q4 2016
Shares 141,875 Value ($000) $2,433 Avg Close — Range —
Q3 2016
Shares 348,150 Value ($000) $4,961 Avg Close — Range —
Q2 2016
Shares 450,000 Value ($000) $6,296 Avg Close — Range —