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Reiss Joel's Form 4 filing

TransDigm Group INC (TDG) · filed Sep 16, 2026

Accession no.
0001656109-26-000008
Filed
Sep 16, 2026, 5:09 PM ET
Trade date
Sep 15, 2026
Filing delay
1 day
Rule 10b5-1 plan
Checked

This filing lists 28 non-derivative transactions and 1 derivative transaction. Open-market sales total $4.27M. It was filed 1 day after the trade.

Reporting owners

A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.

Reporting owners on this filing
OwnerRelationship to the company
Reiss JoelCIK 0001656109Officer (Co-Chief Operating Officer)

Non-derivative securities (Table I)

Acquisitions and disposals of common stock and similar shares, one row per line on the filing.

Non-derivative transactions
Trade dateSecurityTransactionSharesPriceValueShares afterOwnershipFlags
Sep 15, 2026Common StockMOption exerciseAcquired+3,900$284.97+$1,111,3837,500Direct
Sep 15, 2026Common StockSSaleDisposed−310$1,082.96−$335,718.817,190Direct
Sep 15, 2026Common StockSSaleDisposed−170$1,083.67−$184,224.397,020Direct
Sep 15, 2026Common StockSSaleDisposed−240$1,084.87−$260,368.76,780Direct
Sep 15, 2026Common StockSSaleDisposed−110$1,086.27−$119,4906,670Direct
Sep 15, 2026Common StockSSaleDisposed−120$1,087.49−$130,498.76,550Direct
Sep 15, 2026Common StockSSaleDisposed−10$1,088.06−$10,880.66,540Direct
Sep 15, 2026Common StockSSaleDisposed−70$1,090.06−$76,3046,470Direct
Sep 15, 2026Common StockSSaleDisposed−100$1,091.00−$109,100.186,370Direct
Sep 15, 2026Common StockSSaleDisposed−170$1,092.13−$185,661.836,200Direct
Sep 15, 2026Common StockSSaleDisposed−282$1,093.10−$308,255.225,918Direct
Sep 15, 2026Common StockSSaleDisposed−383$1,094.06−$419,025.175,535Direct
Sep 15, 2026Common StockSSaleDisposed−225$1,095.11−$246,399.285,310Direct
Sep 15, 2026Common StockSSaleDisposed−196$1,096.17−$214,849.035,114Direct
Sep 15, 2026Common StockSSaleDisposed−294$1,097.26−$322,595.414,820Direct
Sep 15, 2026Common StockSSaleDisposed−150$1,098.41−$164,761.054,670Direct
Sep 15, 2026Common StockSSaleDisposed−90$1,099.14−$98,922.864,580Direct
Sep 15, 2026Common StockSSaleDisposed−60$1,100.41−$66,024.334,520Direct
Sep 15, 2026Common StockSSaleDisposed−166$1,101.52−$182,853.034,354Direct
Sep 15, 2026Common StockSSaleDisposed−274$1,102.49−$302,082.074,080Direct
Sep 15, 2026Common StockSSaleDisposed−210$1,103.44−$231,721.923,870Direct
Sep 15, 2026Common StockSSaleDisposed−125$1,104.58−$138,072.153,745Direct
Sep 15, 2026Common StockSSaleDisposed−5$1,105.28−$5,526.423,740Direct
Sep 15, 2026Common StockSSaleDisposed−40$1,106.69−$44,267.493,700Direct
Sep 15, 2026Common StockSSaleDisposed−30$1,108.34−$33,250.33,670Direct
Sep 15, 2026Common StockSSaleDisposed−30$1,112.38−$33,371.33,640Direct
Sep 15, 2026Common StockSSaleDisposed−20$1,113.37−$22,267.43,620Direct
Sep 15, 2026Common StockSSaleDisposed−20$1,119.00−$22,379.93,600Direct

Derivative securities (Table II)

Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.

Derivative transactions
Trade dateSecurityTransactionUnderlying sharesUnit priceValueHeld afterOwnershipFlags
Sep 15, 2026Common StockMOption exerciseDisposed−3,900$0.00$04,100Direct

Footnotes

Livermore does not store Form 4 footnotes. For price ranges, how indirect holdings are held and trading plan details, read the original on SEC EDGAR.

Read the original on SEC EDGAR (opens in a new tab)