LOOMIS SAYLES & CO L P - SEAGEN INC ownership

SEAGEN INC's ticker is SGEN and the CUSIP is 81181C104. A total of 515 filers reported holding SEAGEN INC in Q4 2021. The put-call ratio across all filers is 0.83 and the average weighting 0.2%.

Quarter-by-quarter ownership
LOOMIS SAYLES & CO L P ownership history of SEAGEN INC
ValueSharesWeighting
Q2 2023$3
-100.0%
16
-97.8%
0.00%
Q4 2021$112,000
+4.7%
725
+14.7%
0.00%
Q3 2021$107,000
+7.0%
6320.0%0.00%
Q2 2021$100,000
-15.3%
632
-25.6%
0.00%
Q1 2021$118,000
-26.2%
849
-7.0%
0.00%
Q4 2020$160,0009130.00%
Other shareholders
SEAGEN INC shareholders Q4 2021
NameSharesValueWeighting ↓
Baker Brothers Advisors 46,912,266$6,419,005,00042.04%
Ally Bridge Group (NY) LLC 92,506$12,658,0008.36%
INTERNATIONAL BIOTECHNOLOGY TRUST PLC 166,200$22,739,0007.29%
Eagle Health Investments LP 174,902$23,932,0005.49%
Avoro Capital Advisors LLC 1,865,000$255,188,0004.71%
Lagoda Investment Management, L.P. 47,955$6,562,0004.67%
Nan Fung Group Holdings Ltd 47,096$6,444,0004.11%
Ikarian Capital, LLC 150,000$20,525,0004.09%
Antara Capital LP 946,100$129,455,0003.42%
SECTOR GAMMA AS 84,730$11,594,0002.99%
View complete list of SEAGEN INC shareholders