SEATTLE GENETICS INC

CUSIP: 812578102 Class: COM

GREAT LAKES ADVISORS, LLC's Holding History (CIK: 0001078013)

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

Q3 2020
Shares 5,061 Value ($000) $990 Avg Close — Range —
Q2 2020
Shares 153,423 Value ($000) $26,070 Avg Close — Range —
Q1 2020
Shares 176,250 Value ($000) $20,336 Avg Close — Range —
Q4 2019
Shares 120,356 Value ($000) $13,752 Avg Close — Range —
Q3 2019
Shares 186,978 Value ($000) $15,968 Avg Close — Range —
Q2 2019
Shares 177,688 Value ($000) $12,298 Avg Close — Range —
Q1 2019
Shares 177,849 Value ($000) $13,026 Avg Close — Range —
Q4 2018
Shares 202,676 Value ($000) $11,484 Avg Close — Range —
Q3 2018
Shares 177,478 Value ($000) $13,687 Avg Close — Range —
Q2 2018
Shares 62,133 Value ($000) $4,125 Avg Close — Range —
Q4 2015
Shares 73,940 Value ($000) $3,318 Avg Close — Range —
Q3 2015
Shares 95,740 Value ($000) $3,692 Avg Close — Range —
Q2 2015
Shares 84,433 Value ($000) $4,087 Avg Close — Range —