WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC - INSMED INC ownership

INSMED INC's ticker is INSM and the CUSIP is 457669307. A total of 211 filers reported holding INSMED INC in Q4 2020. The put-call ratio across all filers is 0.56 and the average weighting 0.2%.

Quarter-by-quarter ownership
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC ownership history of INSMED INC
ValueSharesWeighting
Q3 2023$107,108,859
+18.4%
4,241,935
-1.0%
0.36%
+22.8%
Q2 2023$90,432,891
+43.1%
4,285,919
+15.6%
0.29%
+31.8%
Q1 2023$63,198,860
-6.7%
3,706,678
+9.3%
0.22%
-15.1%
Q4 2022$67,735,497
-11.6%
3,390,165
-4.7%
0.26%
-14.5%
Q3 2022$76,609,000
+10.1%
3,556,584
+0.8%
0.30%
+17.4%
Q2 2022$69,554,000
-17.7%
3,527,089
-1.9%
0.26%
+2.4%
Q1 2022$84,497,000
-36.9%
3,595,626
-26.8%
0.25%
-30.4%
Q4 2021$133,861,000
-2.3%
4,914,140
-1.2%
0.36%
-6.2%
Q3 2021$137,040,000
-4.2%
4,976,041
-1.0%
0.39%
-14.0%
Q2 2021$143,045,000
+11.6%
5,026,184
+33.5%
0.45%
+8.2%
Q1 2021$128,210,000
+4.0%
3,764,236
+1.6%
0.42%
+1.2%
Q4 2020$123,294,000
+60.7%
3,703,626
+55.2%
0.41%
+37.1%
Q3 2020$76,718,000
+240.0%
2,386,996
+191.3%
0.30%
+225.0%
Q2 2020$22,566,000
+96.7%
819,391
+14.5%
0.09%
+64.3%
Q1 2020$11,471,000715,5680.06%
Other shareholders
INSMED INC shareholders Q4 2020
NameSharesValueWeighting ↓
Asymmetry Capital Management, L.P. 250,584$4,420,0009.48%
Palo Alto Investors LP 7,239,649$127,707,0008.51%
Foresite Capital Management IV, LLC 1,429,518$25,217,0008.15%
First Light Asset Management, LLC 1,294,743$22,839,0003.45%
Foresite Capital Management II, LLC 915,016$16,141,0003.41%
INTERNATIONAL BIOTECHNOLOGY TRUST PLC 356,600$6,287,0002.90%
ACUTA CAPITAL PARTNERS, LLC 220,000$3,881,0002.80%
EMERALD ADVISERS, LLC 984,987$17,375,0000.81%
EMERALD MUTUAL FUND ADVISERS TRUST 911,936$16,087,0000.71%
Rock Springs Capital Management LP 890,000$15,700,0000.63%
View complete list of INSMED INC shareholders