Insider Trades

INSM Insider Transactions

TickerDateNameTitleSharesPriceTransactionTotalDetail
INSM7/23/2026Lewis WilliamChair and CEO10,700$106.06Dispose1.1M$Open
INSM7/9/2026Lewis WilliamChair and CEO10,699$117.40Dispose1.3M$Open
INSM6/25/2026Lewis WilliamChair and CEO21,398$103.32Dispose2.2M$Open
INSM6/8/2026Lewis WilliamChair and CEO6,515$94.03Dispose613k$Open
INSM6/3/2026Lewis WilliamChair and CEO7,605$102.27Dispose778k$Open
INSM5/18/2026Lewis WilliamChair and CEO25,564$106.33Dispose2.7M$Open
INSM5/13/2026Lewis WilliamChair and CEO13,283$116.18Dispose1.5M$Open
INSM5/4/2026Lewis WilliamChair and CEO10,699$137.34Dispose1.5M$Open
INSM4/16/2026Lewis WilliamChair and CEO10,699$143.97Dispose1.5M$Open
INSM4/6/2026Lewis WilliamChair and CEO10,699$163.22Dispose1.7M$Open
INSM3/19/2026Lewis WilliamChair and CEO10,699$143.52Dispose1.5M$Open
INSM3/5/2026Lewis WilliamChair and CEO10,699$146.03Dispose1.6M$Open
INSM2/19/2026Lewis WilliamChair and CEO10,699$150.97Dispose1.6M$Open
INSM2/9/2026Lewis WilliamChair and CEO13,396$147.79Dispose2.0M$Open
INSM2/3/2026Lewis WilliamChair and CEO3,009$156.34Dispose470k$Open
INSM1/20/2026Lewis WilliamChair and CEO10,699$158.93Dispose1.7M$Open
INSM1/12/2026Lewis WilliamChair and CEO19,215$169.00Dispose3.2M$Open
INSM1/8/2026Lewis WilliamChair and CEO3,223$174.17Dispose561k$Open
INSM1/7/2026Lewis WilliamChair and CEO2,357$175.07Dispose413k$Open
INSM1/6/2026Lewis WilliamChair and CEO4,096$173.33Dispose710k$Open
INSM12/18/2025Lewis WilliamChair and CEO10,699$166.97Dispose1.8M$Open
INSM12/4/2025Lewis WilliamChair and CEO10,699$205.62Dispose2.2M$Open
INSM6/16/2025Lewis WilliamChair and CEO5,204$100.32Dispose522k$Open
INSM6/3/2025Lewis WilliamChair and CEO5,472$71.50Dispose391k$Open
INSM5/20/2025Lewis WilliamChair and CEO21,057$67.65Dispose1.4M$Open
INSM5/14/2025Lewis WilliamChair and CEO3,771$65.61Dispose247k$Open
INSM5/13/2025Lewis WilliamChair and CEO17,442$66.97Dispose1.2M$Open
INSM3/17/2025Lewis WilliamChair and CEO18,750$77.03Dispose1.4M$Open
INSM3/3/2025Lewis WilliamChair and CEO18,750$77.79Dispose1.5M$Open
INSM2/18/2025Lewis WilliamChair and CEO18,750$81.03Dispose1.5M$Open
INSM2/6/2025Lewis WilliamChair and CEO79,350$80.90Dispose6.4M$Open
INSM2/3/2025Lewis WilliamChair and CEO18,750$77.94Dispose1.5M$Open
INSM1/15/2025Lewis WilliamChair and CEO31,805$70.18Dispose2.2M$Open
INSM1/10/2025Lewis WilliamChair and CEO2,978$63.36Dispose189k$Open
INSM1/8/2025Lewis WilliamChair and CEO3,999$65.96Dispose264k$Open
INSM1/7/2025Lewis WilliamChair and CEO8,218$66.02Dispose543k$Open
INSM1/2/2025Lewis WilliamChair and CEO18,750$69.84Dispose1.3M$Open