RTW INVESTMENTS, LP - DYAX CORP ownership

DYAX CORP's ticker is DYAX and the CUSIP is 26746E103. A total of 179 filers reported holding DYAX CORP in Q1 2015. The put-call ratio across all filers is 1.55 and the average weighting 0.3%.

Quarter-by-quarter ownership
RTW INVESTMENTS, LP ownership history of DYAX CORP
ValueSharesWeighting
Q4 2015$4,356,000
+97.8%
115,795
+0.4%
1.44%
+110.4%
Q3 2015$2,202,000
-85.1%
115,358
-79.4%
0.68%
-84.1%
Q2 2015$14,817,000
-44.2%
559,141
-64.7%
4.31%
-64.0%
Q1 2015$26,558,000
-11.4%
1,585,098
-25.6%
11.99%
+8.1%
Q4 2014$29,973,0002,131,80811.09%
Other shareholders
DYAX CORP shareholders Q1 2015
NameSharesValueWeighting ↓
RA Capital Management 7,809,139$79,028,0009.34%
VHCP Management, LLC 2,000,859$20,249,0009.10%
LOEB PARTNERS CORP 1,481,256$14,990,0004.97%
Cormorant Asset Management, LP 1,500,000$15,180,0003.12%
Perceptive Advisors 2,835,498$28,695,0003.08%
Eventide Asset Management 1,330,400$13,464,0001.88%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 2,954,684$29,901,0001.09%
Iguana Healthcare Management, LLC 185,000$1,872,0001.00%
QVT Financial LP 1,656,300$16,762,0000.86%
Baker Brothers Advisors 6,157,789$62,317,0000.78%
View complete list of DYAX CORP shareholders