SEATTLE GENETICS INC

CUSIP: 812578102 Class: COM

LORING WOLCOTT & COOLIDGE FIDUCIARY ADVISORS LLP/MA's Holding History (CIK: 0000932974)

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

Q1 2019
Shares 505 Value ($000) $37 Avg Close — Range —
Q4 2018
Shares 505 Value ($000) $29 Avg Close — Range —
Q3 2018
Shares 505 Value ($000) $39 Avg Close — Range —
Q2 2018
Shares 505 Value ($000) $34 Avg Close — Range —
Q1 2018
Shares 505 Value ($000) $26 Avg Close — Range —
Q4 2017
Shares 505 Value ($000) $27 Avg Close — Range —