SEATTLE GENETICS INC

CUSIP: 812578102 Class: COM

LOOMIS SAYLES & CO L P's Holding History (CIK: 0000312348)

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

Q3 2020
Shares 849 Value ($000) $166 Avg Close — Range —
Q2 2020
Shares 849 Value ($000) $144 Avg Close — Range —
Q1 2020
Shares 979 Value ($000) $113 Avg Close — Range —
Q4 2019
Shares 889 Value ($000) $102 Avg Close — Range —