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CIK 0001104506 · Large accelerated filer

Ticker
INSM
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
FY end
Dec 31
Incorporated
VA
Entity type
operating
EIN
541972729
Phone
908-977-9900
Business address
700 US HIGHWAY 202/206, BRIDGEWATER, NJ, 08807
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$3,737,650
in 2 filings

Net −$3,737,650. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. Brennan David R −$3.1M Director sold 39% of stake
  2. SHAROKY MELVIN MD −$638K Director sold 100% of stake

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2025-08-13 SHAROKY MELVIN MD Director Gift −6,100 284,516
2025-08-13 SHAROKY MELVIN MD Director Gift −15,000 900
2025-08-13 SHAROKY MELVIN MD Director Gift +5,000 6,847
2025-08-12 SHAROKY MELVIN MD Director Sale −10,000 $121.58 $1.2M 290,616
2025-08-04 Flammer Martina M.D. Chief Medical Officer Option exercise 10b5-1 +8,715 $19.74 $172K 91,826
2025-08-04 Flammer Martina M.D. Chief Medical Officer Sale 10b5-1 −8,715 $109.50 $954K 83,111
2025-08-04 Flammer Martina M.D. Chief Medical Officer Option exercise · Stock Option (right to buy) 10b5-1 −8,715 26,145
2025-08-04 Lewis William Chair and CEO Option exercise 10b5-1 +6,830 $10.85 $74K 240,754
2025-08-04 Lewis William Chair and CEO Sale 10b5-1 −1,693 $108.80 $184K 239,061
2025-08-04 Lewis William Chair and CEO Sale 10b5-1 −3,199 $109.68 $351K 235,862
2025-08-04 Lewis William Chair and CEO Sale 10b5-1 −1,938 $110.91 $215K 233,924
2025-08-04 Lewis William Chair and CEO Option exercise · Stock Option (right to buy) 10b5-1 −6,830 6,865
2025-07-21 Bonstein Sara Chief Financial Officer Option exercise 10b5-1 +3,443 $26.46 $91K 87,460
2025-07-21 Bonstein Sara Chief Financial Officer Option exercise 10b5-1 +11,455 $28.88 $331K 98,915
2025-07-21 Bonstein Sara Chief Financial Officer Option exercise 10b5-1 +15,890 $29.13 $463K 114,805
2025-07-21 Bonstein Sara Chief Financial Officer Option exercise 10b5-1 +17,100 $34.03 $582K 131,905
2025-07-21 Bonstein Sara Chief Financial Officer Sale 10b5-1 −32,090 $102.38 $3.3M 99,815
2025-07-21 Bonstein Sara Chief Financial Officer Sale 10b5-1 −26,310 $103.03 $2.7M 73,505
2025-07-21 Bonstein Sara Chief Financial Officer Option exercise · Stock Option (right to buy) 10b5-1 −3,443 8,580
2025-07-21 Bonstein Sara Chief Financial Officer Option exercise · Stock Option (right to buy) 10b5-1 −11,455 0

Page 19 of 23 · 448 trades