HAP Trading, LLC - ALKERMES PLC ownership

ALKERMES PLC's ticker is ALKS and the CUSIP is G01767105. A total of 197 filers reported holding ALKERMES PLC in Q1 2021. The put-call ratio across all filers is 1.83 and the average weighting 0.2%.

Quarter-by-quarter ownership
HAP Trading, LLC ownership history of ALKERMES PLC
ValueSharesWeighting
Q3 2021$372,000
-71.3%
12,057
-91.4%
0.01%
-82.6%
Q1 2021$1,298,000
+64800.0%
140,421
+861.8%
0.07%
Q3 2020$2,000
-98.8%
14,600
-93.2%
0.00%
-100.0%
Q2 2020$164,000
+485.7%
214,500
+112.0%
0.01%
+800.0%
Q2 2018$28,000
-76.3%
101,200
+232.9%
0.00%
-80.0%
Q4 2017$118,000
+11700.0%
30,400
+176.4%
0.01%
Q2 2014$1,00011,0000.00%
Other shareholders
ALKERMES PLC shareholders Q1 2021
NameSharesValueWeighting ↓
Sarissa Capital Management LP 7,950,000$148,506,00014.24%
Krensavage Asset Management, LLC 1,627,323$30,398,00010.52%
Healthcare Value Capital, LLC 100,000$1,868,0004.16%
Camber Capital Management LP 5,600,000$104,608,0003.59%
ARMISTICE CAPITAL, LLC 3,524,000$65,828,0001.51%
CM Management, LLC 70,000$1,308,0000.97%
PRICE MICHAEL F 305,000$5,697,0000.68%
Palo Alto Investors LP 487,100$9,099,0000.52%
SEIZERT CAPITAL PARTNERS, LLC 463,600$8,660,0000.45%
Birchview Capital, LP 35,000$654,0000.39%
View complete list of ALKERMES PLC shareholders