NANTKWEST INC

CUSIP: 63016Q102 Class: COM

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

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

Q4 2017
Shares 225,000 Value ($000) $1,010 Avg Close — Range —
Q3 2017
Shares 225,000 Value ($000) $1,233 Avg Close — Range —
Q2 2017
Shares 225,000 Value ($000) $1,708 Avg Close — Range —
Q1 2017
Shares 225,000 Value ($000) $799 Avg Close — Range —
Q4 2016
Shares 225,000 Value ($000) $1,287 Avg Close — Range —
Q3 2016
Shares 225,000 Value ($000) $1,751 Avg Close — Range —
Q2 2016
Shares 225,000 Value ($000) $1,400 Avg Close — Range —
Q1 2016
Shares 225,000 Value ($000) $1,850 Avg Close — Range —
Q4 2015
Shares 225,000 Value ($000) $3,899 Avg Close — Range —
Q3 2015
Shares 175,000 Value ($000) $2,006 Avg Close — Range —