GROUP ONE TRADING, L.P. - BIODELIVERY SCIENCES INTL IN ownership

BIODELIVERY SCIENCES INTL IN's ticker is and the CUSIP is 09060J906. A total of 3 filers reported holding BIODELIVERY SCIENCES INTL IN in Q1 2021. 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 BIODELIVERY SCIENCES INTL IN
ValueSharesWeighting
Q4 2021$1,895,000
-5.8%
611,300
+9.7%
0.00%0.0%
Q3 2021$2,011,000
+27.3%
557,100
+26.3%
0.00%0.0%
Q2 2021$1,580,000
+18.5%
441,200
+29.5%
0.00%0.0%
Q1 2021$1,333,000
+204.3%
340,800
+226.7%
0.00%
+100.0%
Q4 2020$438,000
+65.9%
104,300
+47.1%
0.00%0.0%
Q3 2020$264,000
-31.4%
70,900
-19.7%
0.00%
-50.0%
Q2 2020$385,000
+940.5%
88,300
+1396.6%
0.00%
Q4 2019$37,000
+32.1%
5,900
-11.9%
0.00%
Q3 2019$28,000
-86.0%
6,700
-84.4%
0.00%
-100.0%
Q2 2019$200,000
+75.4%
43,000
+100.0%
0.00%
+100.0%
Q1 2019$114,000
-30.1%
21,500
-51.1%
0.00%0.0%
Q4 2018$163,000
+111.7%
44,000
+59.4%
0.00%0.0%
Q3 2018$77,000
+220.8%
27,600
+232.5%
0.00%
Q2 2018$24,000
-73.6%
8,300
-79.5%
0.00%
-100.0%
Q1 2018$91,000
+203.3%
40,400
+300.0%
0.00%
Q4 2017$30,000
-76.4%
10,100
-76.5%
0.00%
-100.0%
Q3 2017$127,000
+42.7%
42,900
+34.5%
0.00%0.0%
Q2 2017$89,000
+1012.5%
31,900
+678.0%
0.00%
Q1 2017$8,000
-42.9%
4,100
-48.1%
0.00%
Q4 2016$14,000
-72.5%
7,900
-58.4%
0.00%
-100.0%
Q3 2016$51,000
+628.6%
19,000
+533.3%
0.00%
Q2 2016$7,000
-95.9%
3,000
-94.3%
0.00%
-100.0%
Q1 2016$171,000
-59.0%
53,000
-39.2%
0.00%
-60.0%
Q4 2015$417,000
-45.6%
87,100
-36.7%
0.01%
-54.5%
Q3 2015$766,000
-23.8%
137,700
+9.0%
0.01%
-21.4%
Q2 2015$1,005,000
-22.5%
126,300
+2.3%
0.01%
-30.0%
Q1 2015$1,297,000
+2719.6%
123,500
+3150.0%
0.02%
+1900.0%
Q4 2014$46,000
-96.1%
3,800
-94.4%
0.00%
-94.4%
Q3 2014$1,169,000
-6.9%
68,400
-34.2%
0.02%
-5.3%
Q2 2014$1,255,000
+144.6%
104,000
+71.1%
0.02%
+111.1%
Q1 2014$513,000
+76.3%
60,800
+23.1%
0.01%
+125.0%
Q4 2013$291,000
+708.3%
49,400
+648.5%
0.00%
+300.0%
Q3 2013$36,000
+414.3%
6,600
+288.2%
0.00%
Q2 2013$7,0001,7000.00%
Other shareholders
BIODELIVERY SCIENCES INTL IN shareholders Q1 2021
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 88,300$385,0000.00%
SIMPLEX TRADING, LLC 106$46,0000.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of BIODELIVERY SCIENCES INTL IN shareholders