Rock Springs Capital Management LP - ALDER BIOPHARMACEUTICALS INC ownership

ALDER BIOPHARMACEUTICALS INC's ticker is ALDR and the CUSIP is 014339105. A total of 143 filers reported holding ALDER BIOPHARMACEUTICALS INC in Q2 2016. The put-call ratio across all filers is 2.29 and the average weighting 0.5%.

Quarter-by-quarter ownership
Rock Springs Capital Management LP ownership history of ALDER BIOPHARMACEUTICALS INC
ValueSharesWeighting
Q3 2019$24,518,000
+33.3%
1,300,000
-16.8%
0.98%
+46.9%
Q2 2019$18,388,000
-13.6%
1,562,300
+0.1%
0.66%
-19.0%
Q1 2019$21,294,000
+40.8%
1,560,000
+5.8%
0.82%
+15.0%
Q4 2018$15,119,000
-44.4%
1,475,000
-9.6%
0.71%
-27.4%
Q3 2018$27,181,000
+9.9%
1,632,500
+4.3%
0.98%
+3.5%
Q2 2018$24,727,000
+27.3%
1,565,000
+2.3%
0.95%
+14.7%
Q1 2018$19,428,000
+60.8%
1,529,800
+45.0%
0.83%
+51.3%
Q4 2017$12,080,000
+12.7%
1,055,000
+20.6%
0.55%
+10.7%
Q3 2017$10,719,000
+414.3%
875,000
+380.8%
0.50%
+371.4%
Q2 2017$2,084,000
-45.0%
182,0000.0%0.10%
-51.8%
Q1 2017$3,786,0000.0%182,0000.0%0.22%
-13.8%
Q4 2016$3,786,000
-36.5%
182,0000.0%0.25%
-32.4%
Q3 2016$5,964,000
+32.3%
182,000
+0.8%
0.37%
+12.0%
Q2 2016$4,507,000
+88.7%
180,500
+85.1%
0.33%
+67.0%
Q1 2016$2,388,00097,5000.20%
Other shareholders
ALDER BIOPHARMACEUTICALS INC shareholders Q2 2016
NameSharesValueWeighting ↓
Foresite Capital Management III, LLC 2,942,130$34,629,00011.36%
Foresite Capital Management II, LLC 1,586,220$18,670,00010.50%
DAFNA Capital Management LLC 636,013$7,486,0002.81%
Redmile Group, LLC 8,244,896$97,042,0002.75%
Lion Point Capital, LP 1,204,600$14,178,0001.40%
Palo Alto Investors LP 1,861,630$21,911,0001.06%
SAMLYN CAPITAL, LLC 3,517,856$41,405,0000.87%
Bellevue Group AG 4,118,806$48,478,0000.83%
Rock Springs Capital Management LP 1,562,300$18,388,0000.66%
Artal Group S.A. 850,000$10,005,0000.40%
View complete list of ALDER BIOPHARMACEUTICALS INC shareholders