SPHERA FUNDS MANAGEMENT LTD. - DYAX CORP ownership

DYAX CORP's ticker is DYAX and the CUSIP is 26746E103. A total of 197 filers reported holding DYAX CORP in Q2 2015. The put-call ratio across all filers is 0.64 and the average weighting 0.3%.

Quarter-by-quarter ownership
SPHERA FUNDS MANAGEMENT LTD. ownership history of DYAX CORP
ValueSharesWeighting
Q1 2015$6,158,000
+37.9%
367,556
+15.7%
0.64%
-15.8%
Q4 2014$4,465,000
-14.8%
317,556
-38.6%
0.76%
+17.6%
Q3 2014$5,238,000
-16.1%
517,556
-20.4%
0.65%
-57.9%
Q2 2014$6,240,000650,0001.54%
Other shareholders
DYAX CORP shareholders Q2 2015
NameSharesValueWeighting ↓
LOEB PARTNERS CORP 1,353,621$50,923,00016.31%
Sio Capital Management, LLC 687,600$25,868,00011.45%
RA Capital Management 2,717,618$102,237,00010.12%
Cormorant Asset Management, LP 1,400,000$52,668,0006.30%
Perceptive Advisors 1,819,215$68,439,0005.06%
FT Options LLC 168,700$6,346,0004.68%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 2,242,073$84,347,0003.42%
HARVEST MANAGEMENT LLC 70,000$2,633,0002.65%
Baker Brothers Advisors 8,310,017$312,623,0002.59%
ALPINE ASSOCIATES MANAGEMENT INC. 1,885,000$70,914,0002.33%
View complete list of DYAX CORP shareholders