GROUP ONE TRADING, L.P. - CAMBREX CORP ownership

CAMBREX CORP's ticker is and the CUSIP is 132011957. A total of 2 filers reported holding CAMBREX CORP in Q4 2016. 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 CAMBREX CORP
ValueSharesWeighting
Q3 2019$1,041,000
-38.9%
17,500
-51.9%
0.01%
-46.7%
Q2 2019$1,704,000
+10.8%
36,400
-8.1%
0.02%
-11.8%
Q1 2019$1,538,000
+69.8%
39,600
+65.0%
0.02%
+112.5%
Q4 2018$906,000
+681.0%
24,000
+1311.8%
0.01%
+700.0%
Q3 2018$116,000
-20.5%
1,700
-39.3%
0.00%0.0%
Q2 2018$146,000
+55.3%
2,800
+55.6%
0.00%0.0%
Q1 2018$94,000
-78.2%
1,800
-80.0%
0.00%
-66.7%
Q4 2017$432,000
-67.3%
9,000
-62.5%
0.00%
-75.0%
Q3 2017$1,320,000
-28.7%
24,000
-22.6%
0.01%
-36.8%
Q2 2017$1,852,000
+72.6%
31,000
+59.0%
0.02%
+58.3%
Q1 2017$1,073,000
-21.4%
19,500
-22.9%
0.01%
-7.7%
Q4 2016$1,365,000
+233.7%
25,300
+175.0%
0.01%
+225.0%
Q3 2016$409,000
+8080.0%
9,200
+9100.0%
0.00%
Q2 2016$5,000
-98.0%
100
-98.2%
0.00%
-100.0%
Q1 2016$251,000
-34.1%
5,700
-29.6%
0.00%
-20.0%
Q4 2015$381,000
+269.9%
8,100
+211.5%
0.01%
+400.0%
Q3 2015$103,000
+114.6%
2,600
+136.4%
0.00%0.0%
Q2 2015$48,000
-86.1%
1,100
-93.1%
0.00%
-80.0%
Q4 2014$346,000
-3.6%
16,000
-16.7%
0.01%
-16.7%
Q3 2014$359,000
+412.9%
19,200
+464.7%
0.01%
+500.0%
Q2 2014$70,000
+16.7%
3,400
+6.2%
0.00%0.0%
Q1 2014$60,000
+757.1%
3,200
+700.0%
0.00%
Q4 2013$7,0004000.00%
Other shareholders
CAMBREX CORP shareholders Q4 2016
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 25,300$1,365,0000.01%
SIMPLEX TRADING, LLC 187$19,0000.00%
View complete list of CAMBREX CORP shareholders