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INSM
$114.14-1.29%
as of close, Sep 30, 2026
☾ AH $114.14 -1.29%
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Insmed Incorporated returns by year

As of market close, Sep 30, 2026

Insmed Incorporated returns by year (2001–2026)#

Insmed Incorporated annual returns by year
YearTotal return
2026YTD
-34.4%
2025
+152.1%
2024
+122.8%
2023
+55.1%
2022
-26.7%
2021
-18.2%
2020
+39.4%
2019
+82.0%
2018
-57.9%
2017
+135.7%
2016
-27.1%
2015
+17.3%
2014
-9.0%
2013
+154.1%
2012
+119.3%
2011
-51.6%
2010
-18.2%
2009
+63.8%
2008
-43.4%
2007
-5.7%
2006
-54.2%
2005
-12.7%
2004
-25.9%
2003
+575.0%
2002
-88.5%
2001
+10.1%
Annualized
-0.5%
2001–2026
Average year
+43.5%
25 full years
Best year
+575.0%
2003
Worst year
-88.5%
2002
Positive years
12/25
48% up

Total return by period#

Annual

Methodology#

Total returns, dividends reinvested, measured on INSM. Annualized return is the compound annual growth rate; the current year is year-to-date. Past performance does not predict future returns.

FAQ#

What is Insmed Incorporated's average annual return?
Since 2001, Insmed Incorporated (INSM) has returned about -0.5% a year (the compound annual growth rate) and an average calendar-year return of 43.5%.
What were Insmed Incorporated's best and worst years?
Over 2001–2026, the best year was 2003 (+575.0%) and the worst was 2002 (-88.5%).
How often is Insmed Incorporated up in a year?
12 of the 25 full years since 2001 were positive — about 48% of the time.

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