SEATTLE GENETICS INC

CUSIP: 812578102 Class: COM

Artal Group S.A.'s Holding History (CIK: 0001053906)

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

Q2 2017
Shares 75,000 Value ($000) $3,881 Avg Close — Range —
Q1 2017
Shares 75,000 Value ($000) $4,715 Avg Close — Range —