SPHERA FUNDS MANAGEMENT LTD. - PTC THERAPEUTICS INC ownership

PTC THERAPEUTICS INC's ticker is PTCT and the CUSIP is 69366J200. A total of 189 filers reported holding PTC THERAPEUTICS INC in Q3 2019. The put-call ratio across all filers is 0.72 and the average weighting 0.4%.

Quarter-by-quarter ownership
SPHERA FUNDS MANAGEMENT LTD. ownership history of PTC THERAPEUTICS INC
ValueSharesWeighting
Q3 2023$4,895,666
+20.3%
218,459
+118.2%
0.89%
+40.3%
Q2 2023$4,071,067
-47.2%
100,100
-37.1%
0.64%
-50.6%
Q1 2023$7,706,804
-25.3%
159,100
-25.9%
1.29%
+51.5%
Q4 2019$10,314,000
-1.6%
214,736
-30.7%
0.85%
-47.5%
Q3 2019$10,484,000
+26.3%
310,000
+40.6%
1.62%
+113.7%
Q1 2019$8,300,000
-30.0%
220,500
-36.2%
0.76%
-43.3%
Q4 2018$11,858,000
+20.1%
345,500
+64.5%
1.34%
+18.0%
Q3 2018$9,870,000
+502.9%
210,000
+40.0%
1.13%
+173.7%
Q4 2016$1,637,000
+33.6%
150,000
-14.0%
0.41%
+30.2%
Q2 2016$1,225,000
-23.9%
174,461
-30.2%
0.32%
-8.9%
Q1 2016$1,610,000
-24.7%
250,000
+278.7%
0.35%
+11.5%
Q4 2015$2,139,000
+1899.1%
66,020
+1550.5%
0.31%
+2135.7%
Q3 2015$107,000
-96.7%
4,000
-94.0%
0.01%
-95.5%
Q2 2015$3,201,000
-24.9%
66,500
-5.0%
0.31%
-29.3%
Q1 2015$4,260,000
-25.2%
70,000
-36.4%
0.44%
-54.2%
Q4 2014$5,695,000
+103.4%
110,000
+72.9%
0.97%
+180.3%
Q3 2014$2,800,000
-28.6%
63,625
-57.6%
0.35%
-64.2%
Q2 2014$3,921,000
+213.9%
150,000
+103.9%
0.97%
+177.6%
Q4 2013$1,249,00073,5830.35%
Other shareholders
PTC THERAPEUTICS INC shareholders Q3 2019
NameSharesValueWeighting ↓
GREAT POINT PARTNERS LLC 1,750,000$84,053,0007.32%
RTW INVESTMENTS, LP 3,832,480$184,074,0006.94%
Burrage Capital Management LLC 195,725$9,401,0006.30%
Asymmetry Capital Management, L.P. 55,408$2,661,0004.77%
SECTORAL ASSET MANAGEMENT INC 328,738$15,789,0002.36%
ARMISTICE CAPITAL, LLC 758,000$36,407,0002.10%
INTERNATIONAL BIOTECHNOLOGY TRUST PLC 114,000$5,470,0001.97%
Opaleye Management Inc. 191,000$9,174,0001.80%
Sofinnova Investments, Inc. 517,092$24,836,0001.79%
Chubb Ltd 8,180$393,0001.68%
View complete list of PTC THERAPEUTICS INC shareholders