Robeco Institutional Asset Management B.V. - SEAGEN INC ownership

SEAGEN INC's ticker is SGEN and the CUSIP is 81181C104. A total of 524 filers reported holding SEAGEN INC in Q4 2022. The put-call ratio across all filers is 0.26 and the average weighting 0.3%.

Quarter-by-quarter ownership
Robeco Institutional Asset Management B.V. ownership history of SEAGEN INC
ValueSharesWeighting
Q3 2023$7,759,599
+11.7%
36,576
+1.4%
0.02%
+16.7%
Q2 2023$6,944,147
+76.4%
36,081
+85.6%
0.02%
+63.6%
Q1 2023$3,936,827
-47.2%
19,444
-66.5%
0.01%
-47.6%
Q4 2022$7,453,966
-10.0%
58,003
-4.2%
0.02%
-22.2%
Q3 2022$8,283,000
+34.2%
60,528
+73.6%
0.03%
+42.1%
Q2 2022$6,172,000
+892.3%
34,874
+708.8%
0.02%
+1800.0%
Q1 2022$622,000
-24.2%
4,312
-18.9%
0.00%
-50.0%
Q4 2021$821,000
-75.0%
5,316
-72.5%
0.00%
-71.4%
Q3 2021$3,286,000
+7.8%
19,353
+0.3%
0.01%0.0%
Q2 2021$3,048,000
-73.4%
19,303
-76.6%
0.01%
-75.0%
Q1 2021$11,459,000
-52.7%
82,516
-40.3%
0.03%
-56.2%
Q4 2020$24,209,000138,2230.06%
Other shareholders
SEAGEN INC shareholders Q4 2022
NameSharesValueWeighting ↓
Baker Brothers Advisors 46,912,266$8,300,656,00047.09%
Eagle Health Investments LP 262,502$46,447,00010.83%
EcoR1 Capital, LLC 1,008,628$178,467,0006.16%
Lagoda Investment Management, L.P. 49,460$8,751,0005.80%
Redmile Group, LLC 854,013$151,109,0005.77%
Nan Fung Group Holdings Ltd 47,096$8,333,0005.72%
Atika Capital Management LLC 282,500$49,985,0005.62%
Avoro Capital Advisors LLC 1,525,000$269,834,0005.33%
Parkman Healthcare Partners LLC 76,626$13,558,0004.99%
Artal Group S.A. 525,000$92,894,0004.96%
View complete list of SEAGEN INC shareholders