Rock Springs Capital Management LP - INSMED INC ownership

INSMED INC's ticker is INSM and the CUSIP is 457669307. A total of 103 filers reported holding INSMED INC in Q4 2016. The put-call ratio across all filers is 0.18 and the average weighting 0.1%.

Quarter-by-quarter ownership
Rock Springs Capital Management LP ownership history of INSMED INC
ValueSharesWeighting
Q2 2024$54,159,852
+183.5%
808,356
+1.0%
1.63%
+169.9%
Q4 2019$19,104,000
+21.7%
800,000
-10.1%
0.60%
-3.5%
Q3 2019$15,700,000
-31.1%
890,0000.0%0.63%
-24.0%
Q2 2019$22,784,000
-7.8%
890,000
+4.7%
0.82%
-13.5%
Q1 2019$24,710,000
+121.6%
850,0000.0%0.95%
+81.2%
Q4 2018$11,152,000
-38.0%
850,000
-4.5%
0.53%
-19.3%
Q3 2018$17,996,000
-7.8%
890,000
+7.9%
0.65%
-13.2%
Q2 2018$19,511,000
+5.0%
825,0000.0%0.75%
-5.3%
Q1 2018$18,579,000
-2.9%
825,000
+34.5%
0.79%
-8.6%
Q4 2017$19,129,000
-5.7%
613,500
-5.6%
0.87%
-7.3%
Q3 2017$20,287,000
+152.6%
650,000
+38.9%
0.94%
+130.5%
Q2 2017$8,031,000
-2.0%
468,0000.0%0.41%
-14.2%
Q1 2017$8,195,000
+32.3%
468,0000.0%0.47%
+14.3%
Q4 2016$6,192,000
-15.2%
468,000
-7.0%
0.41%
-9.6%
Q3 2016$7,304,000
+48.9%
503,000
+1.1%
0.46%
+26.2%
Q2 2016$4,905,000
-14.0%
497,500
+10.6%
0.36%
-24.1%
Q1 2016$5,702,000
-27.4%
450,000
+4.0%
0.48%
-19.7%
Q4 2015$7,850,000
+15.8%
432,500
+18.5%
0.60%
+8.2%
Q3 2015$6,778,000
-24.0%
365,0000.0%0.55%
-15.5%
Q2 2015$8,913,000
+17.4%
365,0000.0%0.65%
-8.3%
Q1 2015$7,592,000365,0000.71%
Other shareholders
INSMED INC shareholders Q4 2016
NameSharesValueWeighting ↓
Fairmount Funds Management LLC 961,797$32,018,00011.45%
Palo Alto Investors LP 6,105,980$203,268,00010.66%
Sycale Advisors (NY) LLC 303,902$10,117,0007.21%
Burrage Capital Management LLC 154,562$5,145,0003.92%
SILVERARC CAPITAL MANAGEMENT, LLC 175,000$5,826,0003.38%
First Light Asset Management, LLC 1,071,219$35,661,0002.64%
Altium Capital Management LP 148,743$4,952,0001.85%
Endurant Capital Management LP 124,323$4,139,0001.49%
Bellevue Group AG 1,617,000$53,830,0000.62%
Novo Holdings A/S 430,107$14,318,0000.61%
View complete list of INSMED INC shareholders