SEATTLE GENETICS INC

CUSIP: 812578102 Class: COM

Stanley-Laman Group, Ltd.'s Holding History (CIK: 0001601489)

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

Q4 2018
Shares 4,038 Value ($000) $229 Avg Close — Range —
Q2 2018
Shares 14,551 Value ($000) $966 Avg Close — Range —
Q3 2017
Shares 3,940 Value ($000) $214 Avg Close — Range —