GROUP ONE TRADING, L.P. - EPIZYME INC ownership

EPIZYME INC's ticker is and the CUSIP is 29428V954. A total of 4 filers reported holding EPIZYME INC in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of EPIZYME INC
ValueSharesWeighting
Q2 2022$19,000
+18.8%
12,600
-7.4%
0.00%
Q1 2022$16,000
-80.0%
13,600
-57.4%
0.00%
Q4 2021$80,000
+1042.9%
31,900
+2178.6%
0.00%
Q3 2021$7,000
-72.0%
1,400
-53.3%
0.00%
Q2 2021$25,000
-3.8%
3,0000.0%0.00%
Q1 2021$26,000
-84.5%
3,000
-80.6%
0.00%
Q4 2020$168,000
-69.6%
15,500
-66.5%
0.00%
-100.0%
Q3 2020$552,000
-25.0%
46,300
+1.1%
0.00%
-33.3%
Q2 2020$736,000
+4500.0%
45,800
+4480.0%
0.00%
Q1 2020$16,000
-67.3%
1,000
-50.0%
0.00%
Q4 2019$49,000
-90.8%
2,000
-95.3%
0.00%
-100.0%
Q2 2019$533,000
+367.5%
42,500
+293.5%
0.01%
+400.0%
Q3 2018$114,000
+2750.0%
10,800
+5300.0%
0.00%
Q1 2018$4,000
-93.8%
200
-96.1%
0.00%
Q4 2017$64,000
-60.0%
5,100
-39.3%
0.00%
-100.0%
Q3 2017$160,000
+70.2%
8,400
+35.5%
0.00%0.0%
Q2 2017$94,000
-29.9%
6,200
-20.5%
0.00%
-50.0%
Q1 2017$134,000
-6.3%
7,800
-33.9%
0.00%
+100.0%
Q4 2016$143,000
+150.9%
11,800
+103.4%
0.00%0.0%
Q3 2016$57,000
+67.6%
5,800
+75.8%
0.00%
Q2 2016$34,000
+750.0%
3,300
+1000.0%
0.00%
Q1 2016$4,000
-78.9%
300
-75.0%
0.00%
Q4 2015$19,000
-91.2%
1,200
-92.8%
0.00%
-100.0%
Q3 2015$215,000
+7066.7%
16,700
+16600.0%
0.00%
Q3 2014$3,0000.0%1000.0%0.00%
Q2 2014$3,000
-99.1%
100
-99.3%
0.00%
-100.0%
Q1 2014$344,00015,1000.01%
Other shareholders
EPIZYME INC shareholders Q4 2020
NameSharesValueWeighting ↓
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
GROUP ONE TRADING, L.P. 15,500$168,0000.00%
SIMPLEX TRADING, LLC 56$60,0000.00%
JPMORGAN CHASE & CO 30,000$326,0000.00%
View complete list of EPIZYME INC shareholders