GROUP ONE TRADING, L.P. - FOUNDATION MEDICINE INC ownership

FOUNDATION MEDICINE INC's ticker is and the CUSIP is 350465950. A total of 3 filers reported holding FOUNDATION MEDICINE INC in Q4 2014. 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 FOUNDATION MEDICINE INC
ValueSharesWeighting
Q2 2018$2,201,000
+163.6%
16,100
+51.9%
0.02%
+137.5%
Q1 2018$835,000
-70.2%
10,600
-74.2%
0.01%
-60.0%
Q4 2017$2,803,000
-50.2%
41,100
-70.6%
0.02%
-60.8%
Q3 2017$5,628,000
+316.3%
140,000
+311.8%
0.05%
+264.3%
Q2 2017$1,352,000
-88.7%
34,000
-90.9%
0.01%
-90.0%
Q1 2017$11,991,000
+85.2%
371,800
+1.6%
0.14%
+122.2%
Q4 2016$6,475,000
-11.2%
365,800
+17.1%
0.06%
-20.3%
Q3 2016$7,295,000
-2.3%
312,400
-21.9%
0.08%
-10.2%
Q2 2016$7,468,000
+25.2%
400,200
+22.0%
0.09%
+4.8%
Q1 2016$5,963,000
-6.1%
328,000
+8.8%
0.08%
+12.0%
Q4 2015$6,350,000
+6.5%
301,500
-6.7%
0.08%
-8.5%
Q3 2015$5,961,000
+74.4%
323,100
+219.9%
0.08%
+70.8%
Q2 2015$3,418,000
+42.4%
101,000
+102.4%
0.05%
+26.3%
Q1 2015$2,401,000
+106.3%
49,900
-4.8%
0.04%
+111.1%
Q4 2014$1,164,000
-19.4%
52,400
-31.2%
0.02%
-18.2%
Q3 2014$1,445,000
+179.0%
76,200
+296.9%
0.02%
+175.0%
Q2 2014$518,000
+6.6%
19,200
+28.0%
0.01%0.0%
Q1 2014$486,00015,0000.01%
Other shareholders
FOUNDATION MEDICINE INC shareholders Q4 2014
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 52,400$1,164,0000.02%
SIMPLEX TRADING, LLC 145$29,0000.00%
Citadel Advisors 7,100$158,0000.00%
View complete list of FOUNDATION MEDICINE INC shareholders