SEAGEN INC

CUSIP: 81181C104 Class: Common Stock

WATER ISLAND CAPITAL LLC's Holding History (CIK: 0001222765)

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

Q3 2023
Shares 233,580 Value ($000) $49,554 Avg Close — Range —
Q2 2023
Shares 154,211 Value ($000) $29,679 Avg Close — Range —
Q1 2023
Shares 108,429 Value ($000) $21,954 Avg Close — Range —