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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
2025-11-03 Smith Michael Alexander Chief Legal Officer Sale 10b5-1 −7,619 $181.88 $1.4M 73,071
2025-11-03 Smith Michael Alexander Chief Legal Officer Sale 10b5-1 −4,286 $182.60 $783K 68,785
2025-11-03 Smith Michael Alexander Chief Legal Officer Sale 10b5-1 −4,032 $183.92 $742K 64,753
2025-11-03 Smith Michael Alexander Chief Legal Officer Sale 10b5-1 −3,243 $184.91 $600K 61,510
2025-11-03 Smith Michael Alexander Chief Legal Officer Sale 10b5-1 −3,636 $185.93 $676K 57,874
2025-11-03 Smith Michael Alexander Chief Legal Officer Sale 10b5-1 −1,572 $187.15 $294K 56,302
2025-11-03 Smith Michael Alexander Chief Legal Officer Sale 10b5-1 −1,400 $187.97 $263K 54,902
2025-11-03 Smith Michael Alexander Chief Legal Officer Option exercise · Stock Option (right to buy) 10b5-1 −27,130 0
2025-09-12 Schaeffer Orlov S Nicole Chief People Strategy Officer Option exercise 10b5-1 +56,520 $23.75 $1.3M 112,981
2025-09-12 Schaeffer Orlov S Nicole Chief People Strategy Officer Sale 10b5-1 −32,091 $144.60 $4.6M 80,890
2025-09-12 Schaeffer Orlov S Nicole Chief People Strategy Officer Sale 10b5-1 −30,967 $145.67 $4.5M 49,923
2025-09-12 Schaeffer Orlov S Nicole Chief People Strategy Officer Sale 10b5-1 −7,304 $146.57 $1.1M 42,619
2025-09-12 Schaeffer Orlov S Nicole Chief People Strategy Officer Sale 10b5-1 −6,158 $147.46 $908K 36,461
2025-09-12 Schaeffer Orlov S Nicole Chief People Strategy Officer Option exercise · Stock Option (right to buy) 10b5-1 −56,520 0
2025-09-12 SHAROKY MELVIN MD Director Sale −10,000 $145.39 $1.5M 262,675
2025-09-11 SHAROKY MELVIN MD Director Gift −2,000 272,516
2025-09-11 SHAROKY MELVIN MD Director Gift −159 741
2025-09-11 SHAROKY MELVIN MD Director Gift +159 272,675
2025-09-04 Schaeffer Orlov S Nicole Chief People Strategy Officer Gift −23,303 56,461
2025-09-02 Smith Michael Alexander Chief Legal Officer Option exercise 10b5-1 +12,780 $30.46 $389K 79,174

Page 16 of 23 · 448 trades