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

FOUNDATION MEDICINE INC's ticker is FMI and the CUSIP is 350465100. A total of 94 filers reported holding FOUNDATION MEDICINE INC in Q4 2014. The put-call ratio across all filers is 2.02 and the average weighting 0.2%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of FOUNDATION MEDICINE INC
ValueSharesWeighting
Q2 2017$1,695,000
-82.3%
42,629
-85.6%
0.02%
-83.8%
Q1 2017$9,558,000
+175.5%
296,359
+51.2%
0.11%
+226.5%
Q4 2016$3,469,000
-40.6%
196,006
-21.6%
0.03%
-46.0%
Q3 2016$5,838,000
+2.7%
250,023
-17.9%
0.06%
-6.0%
Q2 2016$5,685,000
+10.1%
304,651
+7.3%
0.07%
-8.2%
Q1 2016$5,163,000
-13.4%
283,990
+0.3%
0.07%
+2.8%
Q4 2015$5,965,000
+2.5%
283,251
-10.2%
0.07%
-11.2%
Q3 2015$5,820,000
+118.8%
315,422
+301.3%
0.08%
+116.2%
Q2 2015$2,660,000
+130.7%
78,597
+51.5%
0.04%
+117.6%
Q4 2014$1,153,000
-14.5%
51,876
-27.0%
0.02%
-19.0%
Q3 2014$1,348,000
+317.3%
71,094
+493.8%
0.02%
+320.0%
Q2 2014$323,000
+30.8%
11,973
+56.8%
0.01%
+25.0%
Q1 2014$247,0007,6340.00%
Other shareholders
FOUNDATION MEDICINE INC shareholders Q4 2014
NameSharesValueWeighting ↓
Beryl Capital Management LLC 343,489$46,955,00014.75%
Casdin Capital, LLC 685,000$93,640,00013.10%
Adalta Capital Management LLC 123,451$16,876,00011.92%
Chicago Capital Management, LLC 123,102$16,828,0004.51%
GLAZER CAPITAL, LLC 267,045$36,505,0003.61%
EQUITEC PROPRIETARY MARKETS, LLC 95,600$13,069,0003.27%
EQUITEC PROPRIETARY MARKETS, LLC 84,943$11,612,0002.91%
Kassirer Asset Management Corp 32,550$4,450,0002.85%
GILDER GAGNON HOWE & CO LLC 1,336,595$182,713,0001.97%
BERKLEY W R CORP 97,584$13,340,0001.85%
View complete list of FOUNDATION MEDICINE INC shareholders