Citadel Advisors - MEDIFAST INC ownership

MEDIFAST INC's ticker is and the CUSIP is 58470H901. A total of 2 filers reported holding MEDIFAST INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
Citadel Advisors ownership history of MEDIFAST INC
ValueSharesWeighting
Q4 2015$143,000
+30.0%
4,700
+14.6%
0.00%
Q3 2015$110,000
-46.9%
4,100
-35.9%
0.00%
Q2 2015$207,000
-6.8%
6,400
-13.5%
0.00%
Q1 2015$222,000
+20.0%
7,400
+34.5%
0.00%
Q4 2014$185,000
-19.6%
5,500
-21.4%
0.00%
Q3 2014$230,000
-59.6%
7,000
-62.6%
0.00%
-100.0%
Q2 2014$569,000
-34.4%
18,700
-37.2%
0.00%0.0%
Q1 2014$867,000
+124.0%
29,800
+101.4%
0.00%0.0%
Q4 2013$387,000
+0.5%
14,800
+3.5%
0.00%0.0%
Q3 2013$385,000
-43.8%
14,300
-46.2%
0.00%0.0%
Q2 2013$685,00026,6000.00%
Other shareholders
MEDIFAST INC shareholders Q4 2014
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 300$22,4550.00%
SIMPLEX TRADING, LLC 3,400$2540.00%
JANE STREET GROUP, LLC 5,000$374,2500.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of MEDIFAST INC shareholders