SEVION THERAPEUTICS INC

CUSIP: 81834Q104 Class: COM

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

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

Q1 2017
Shares 59,220 Value ($000) $9 Avg Close — Range —
Q4 2016
Shares 59,220 Value ($000) $8 Avg Close — Range —
Q3 2016
Shares 59,220 Value ($000) $10 Avg Close — Range —
Q2 2016
Shares 59,220 Value ($000) $12 Avg Close — Range —