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Insmed (INSM) Insider Trading & Ownership

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$98.18 +1.52 (+1.57%)
Closing price 07/11/2025 04:00 PM Eastern
Extended Trading
$98.18 0.00 (0.00%)
As of 07/11/2025 07:48 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.

Insmed (NASDAQ:INSM) Insider Buying and Selling Activity

Current
Insider Ownership
Percentage
3.00%
Number Of
Insiders Buying
(Last 12 Months)
1
Amount Of
Insider Buying
(Last 12 Months)
$201.69K
Number Of
Insiders Selling
(Last 12 Months)
7
Amount Of
Insider Selling
(Last 12 Months)
$98.81M
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INSM Insider Buying and Selling by Quarter

Insmed Insider and Congressional Trades History

Transaction DateNameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionDetails
7/7/2025Sara BonsteinCFOSell57,764$95.86$5,537,257.04  
6/23/2025Sara BonsteinCFOSell57,765$101.78$5,879,321.70  
6/16/2025William LewisCEOSell129,805$100.39$13,031,123.95  
6/11/2025Orlov S Nicole SchaefferInsiderSell99,172$93.42$9,264,648.24  
6/10/2025Sara BonsteinCFOSell57,766$89.12$5,148,105.92  
6/5/2025Michael Alexander SmithInsiderSell1,879$73.50$138,106.50  
6/4/2025David W J McgirrDirectorSell3,000$73.27$219,810.00  
6/3/2025David W J McgirrDirectorSell3,250$71.30$231,725.00  
6/3/2025Martina M.D. FlammerInsiderSell1,686$71.50$120,549.00  
6/3/2025Michael Alexander SmithInsiderSell1,448$71.50$103,532.00  
6/3/2025Orlov S Nicole SchaefferInsiderSell1,642$71.50$117,403.00  
6/3/2025Roger AdsettCOOSell1,860$71.50$132,990.00  
6/3/2025Sara BonsteinCFOSell1,579$71.50$112,898.50  
6/3/2025William LewisCEOSell5,472$71.50$391,248.00  
6/2/2025William LewisCEOSell6,830$71.31$487,047.30  
5/21/2025Clarissa DesjardinsDirectorBuy1,130$66.35$74,975.50  
5/20/2025Clarissa DesjardinsDirectorBuy1,895$66.87$126,718.65  
5/20/2025William LewisCEOSell21,057$67.65$1,424,506.05  
5/20/2025William LewisCEOSell6,830$67.72$462,527.60  
5/16/2025Martina M.D. FlammerInsiderSell1,799$67.53$121,486.47  
5/15/2025Martina M.D. FlammerInsiderSell9,925$65.47$649,789.75  
5/14/2025Martina M.D. FlammerInsiderSell1,744$65.61$114,423.84  
5/14/2025Michael Alexander SmithInsiderSell409$65.61$26,834.49  
5/14/2025Orlov S Nicole SchaefferInsiderSell1,236$65.61$81,093.96  
5/14/2025Roger AdsettCOOSell1,925$65.61$126,299.25  
5/14/2025Sara BonsteinCFOSell1,634$65.61$107,206.74  
5/14/2025William LewisCEOSell3,771$65.61$247,415.31  
5/13/2025Martina M.D. FlammerInsiderSell8,408$67.81$570,146.48  
5/13/2025Michael Alexander SmithInsiderSell4,407$67.81$298,838.67  
5/13/2025Orlov S Nicole SchaefferInsiderSell4,999$67.81$338,982.19  
5/13/2025Roger AdsettCOOSell7,482$67.81$507,354.42  
5/13/2025Sara BonsteinCFOSell8,870$67.81$601,474.70  
5/13/2025William LewisCEOSell17,442$66.97$1,168,090.74  
5/1/2025William LewisCEOSell6,830$72.57$495,653.10  
4/15/2025William LewisCEOSell6,830$70.16$479,192.80  
4/9/2025Josh GottheimerU.S. Congress Member (D-NJ)Sell$67.55$1,001 - $15,000
3/17/2025William LewisCEOSell18,750$77.03$1,444,312.50  
3/3/2025William LewisCEOSell18,750$77.79$1,458,562.50  
2/18/2025Sara BonsteinCFOSell18,322$80.31$1,471,439.82  
2/18/2025William LewisCEOSell18,750$81.03$1,519,312.50  
2/11/2025Sara BonsteinCFOSell13,302$80.00$1,064,160.00  
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2/10/2025Martina M.D. FlammerInsiderSell37,828$78.61$2,973,659.08  
2/10/2025Roger AdsettCOOSell42,975$78.61$3,378,264.75  
2/6/2025Martina M.D. FlammerInsiderSell33,055$80.90$2,674,149.50  
2/6/2025Roger AdsettCOOSell45,605$80.90$3,689,444.50  
2/6/2025Sara BonsteinCFOSell28,390$80.90$2,296,751.00  
2/6/2025William LewisCEOSell79,350$80.90$6,419,415.00  
2/3/2025William LewisCEOSell18,750$77.94$1,461,375.00  
1/30/2025Orlov S Nicole SchaefferInsiderSell91,140$80.00$7,291,200.00  
1/15/2025William LewisCEOSell31,805$70.18$2,232,074.90  
1/14/2025Martina M.D. FlammerInsiderSell1,384$68.72$95,108.48  
1/14/2025Roger AdsettCOOSell1,457$68.72$100,125.04  
1/10/2025Martina M.D. FlammerInsiderSell6,172$63.64$392,786.08  
1/10/2025Roger AdsettCOOSell4,902$63.68$312,159.36  
1/10/2025Sara BonsteinCFOSell1,066$63.72$67,925.52  
1/10/2025William LewisCEOSell2,978$63.36$188,686.08  
1/7/2025Martina M.D. FlammerInsiderSell3,344$65.91$220,403.04  
1/7/2025Roger AdsettCOOSell2,444$65.95$161,181.80  
1/7/2025Sara BonsteinCFOSell3,470$65.70$227,979.00  
1/7/2025William LewisCEOSell8,218$66.02$542,552.36  
1/2/2025William LewisCEOSell18,750$69.84$1,309,500.00  
12/19/2024William LewisCEOSell18,750$69.91$1,310,812.50  
9/16/2024Martina M.D. FlammerInsiderSell13,436$74.92$1,006,625.12  
9/13/2024Michael Alexander SmithInsiderSell27,871$74.35$2,072,208.85  
9/10/2024Orlov S Nicole SchaefferInsiderSell37,575$71.50$2,686,612.50  
(Data available from 1/1/2013 forward)

INSM Insider Trading Activity - Frequently Asked Questions

3.00% of Insmed stock is owned by insiders. Learn more on INSM's insider holdings.

The following insider purchased INSM shares in the last 24 months: Clarissa Desjardins ($201,694.15).

Insiders have purchased a total of 3,025 INSM shares in the last 24 months for a total of $201,694.15 bought.

The following insiders have sold INSM shares in the last 24 months: David W J Mcgirr ($451,535.00), John Drayton Wise ($1,194,190.95), Martina M.D. Flammer ($11,087,768.05), Michael Alexander Smith ($2,726,139.09), Orlov S Nicole Schaeffer ($19,779,939.89), Roger Adsett ($8,959,597.82), Sara Bonstein ($34,350,660.56), and William Lewis ($40,869,850.69).

Insiders have sold a total of 1,743,948 Insmed shares in the last 24 months for a total of $119,419,682.05 sold.

Josh Gottheimer (D-NJ) has sold shares of Insmed in the last year totaling $8,000.

Insmed Key Executives



This page (NASDAQ:INSM) was last updated on 7/13/2025 by MarketBeat.com Staff
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