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INSM - Insmed Inc

Insider Sale by Adsett Roger (COO)

1 Month
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Trade Summary

4 days ago, Adsett Roger, serving as COO at Insmed Inc (INSM), sold 88,060 shares at $164.63 per share, for a total transaction value of $14,497,651.00. Following this transaction, Adsett Roger now holds 106,810 shares of INSM.

This sale represents a 45.00% decrease in Adsett Roger's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Wednesday, April 1, 2026 and publicly disclosed via SEC Form 4 filing on Friday, April 3, 2026, 2 days after the trade was made.

Insmed Inc operates in the HEALTHCARE sector, specifically within the BIOTECHNOLOGY industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.

Adsett Roger

COO

Roger Adsett is the Chief Operating Officer (COO) of Insmed Incorporated (NASDAQ: INSM), a role he has held since November 2019, overseeing business operations including business development, program management, technical operations, and supply chain.[[1]](https://fintool.com/app/research/companies/INSM/people/roger-adsett)[[2]](https://insmed.com/company/management-team/roger-adsett/) He joined Insmed in September 2016 as Chief Commercial Officer, leading commercial functions during the launch of ARIKAYCE.[[1]](https://fintool.com/app/research/companies/INSM/people/roger-adsett)[[2]](https://insmed.com/company/management-team/roger-adsett/) Recently, Adsett sold 4,290 shares of Insmed stock between January 6-8, 2026, for approximately $747,000 to cover tax obligations, retaining ownership of about 107,601 shares.[[3]](https://www.investing.com/news/insider-trading-news/insmed-coo-adsett-sells-747k-in-stock-93CH-4438252)[[5]](https://www.marketbeat.com/instant-alerts/roger-adsett-sells-1429-shares-of-insmed-nasdaqinsm-stock-2026-01-08/)[[7]](https://www.tradingview.com/news/tradingview:45246566ea2d2:0-insmed-executives-conduct-series-of-stock-transactions/) Adsett brings over 25 years of experience in global biotech and pharmaceuticals.[[1]](https://fintool.com/app/research/companies/INSM/people/roger-adsett) His prior roles include senior leadership at Shire plc from 2005-2016, such as SVP of the Gastrointestinal and Internal Medicine Business Unit, where he managed global P&L for multiple brands, and earlier positions building the GI business unit.[[1]](https://fintool.com/app/research/companies/INSM/people/roger-adsett)[[2]](https://insmed.com/company/management-team/roger-adsett/) Before Shire, he spent 11 years at AstraZeneca in commercial roles, including marketing director for the US launch of Nexium and global brand director for Symbicort, and began his career at Accenture as a senior analyst.[[1]](https://fintool.com/app/research/companies/INSM/people/roger-adsett)[[2]](https://insmed.com/company/management-team/roger-adsett/) He holds an MBA from The Wharton School at the University of Pennsylvania and a BA in English and Economics from Bucknell University.[[1]](https://fintool.com/app/research/companies/INSM/people/roger-adsett)[[2]](https://insmed.com/company/management-team/roger-adsett/) Adsett previously served as a director at Landos Biopharma until its 2024 acquisition.[[1]](https://fintool.com/app/research/companies/INSM/people/roger-adsett)

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Trade Price

$164.63

Quantity

88,060

Total Value

$14,497,651.00

Shares Owned

106,810

Trade Date

Wednesday, April 1, 2026

4 days ago

SEC Filing Date

Friday, April 3, 2026

Filed 2 days after trade

HEALTHCAREBIOTECHNOLOGY

About Insmed Inc

Company Overview

No company information available
View news mentioning INSM

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