FRONTIER CAPITAL MANAGEMENT CO LLC - INSMED INC ownership

INSMED INC's ticker is INSM and the CUSIP is 457669307. A total of 203 filers reported holding INSMED INC in Q1 2021. The put-call ratio across all filers is 0.75 and the average weighting 0.3%.

Quarter-by-quarter ownership
FRONTIER CAPITAL MANAGEMENT CO LLC ownership history of INSMED INC
ValueSharesWeighting
Q2 2021$215,000
-94.8%
7,563
-93.8%
0.00%
-93.5%
Q1 2021$4,135,000
-72.4%
121,409
-73.0%
0.03%
-72.1%
Q4 2020$14,986,000
+127.9%
450,177
+120.1%
0.11%
+94.7%
Q3 2020$6,575,000
-12.5%
204,578
-25.0%
0.06%
-13.6%
Q2 2020$7,512,000272,7690.07%
Other shareholders
INSMED INC shareholders Q1 2021
NameSharesValueWeighting ↓
SENZAR ASSET MANAGEMENT, LLC 818,700$16,358,0006.25%
Perceptive Advisors 1,800,000$35,964,0003.53%
Ghost Tree Capital, LLC 200,000$3,996,0002.82%
SECTORAL ASSET MANAGEMENT INC 1,985,738$39,675,0001.68%
Palo Alto Investors LP 962,101$19,223,0001.43%
Tourbillon Capital Partners, L.P. 1,025,000$20,480,0001.18%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 1,205,234$24,081,0000.97%
FNY Managed Accounts LLC 215$138,250,0000.51%
Tourbillon Capital Partners, L.P. 400,000$7,992,0000.46%
EAM Investors, LLC 113,017$2,258,0000.43%
View complete list of INSMED INC shareholders