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Aecom (ACM)

Aecom (ACM) Insider Trading

Directors, officers and holders of more than 10% of ACM report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.

Recent Form 4 transactions

The 50 most recent of 80 transactions on file: 3 with code P, 9 with code S and 38 with other codes.

DateInsiderCodeShares
Jun 16, 2026Poloni LaraP Purchase4,224
May 14, 2026Kapoor GauravP Purchase1,420
May 14, 2026Rudd TroyP Purchase4,225
Mar 3, 2026Buss Brad WA Award2,002
Mar 3, 2026Tishman Daniel R.A Award2,002
Mar 3, 2026Wolfenbarger Janet CarolA Award2,002
Mar 3, 2026van 't Noordende Alexander MA Award2,002
Mar 3, 2026Stotlar DouglasA Award2,236
Mar 3, 2026KERR DEREK JA Award2,002
Mar 3, 2026Pipes KristyA Award2,002
Dec 23, 2025Rudd TroyG Gift600
Dec 17, 2025Gan David Y.S Sale9,502
Dec 17, 2025Poloni LaraS Sale17,340
Dec 17, 2025Poloni LaraS Sale193
Dec 15, 2025Kapoor GauravA Award22,490
Dec 15, 2025Kapoor GauravF Tax Payment16,940
Dec 15, 2025Poloni LaraM Exercise10,040
Dec 15, 2025Poloni LaraA Award16,334
Dec 15, 2025Poloni LaraA Award23,615
Dec 15, 2025Poloni LaraF Tax Payment13,425
Dec 15, 2025Gan David Y.F Tax Payment10,530
Dec 15, 2025Gan David Y.S Sale6,000
Dec 15, 2025Kapoor GauravM Exercise9,562
Dec 15, 2025Kapoor GauravA Award15,109
Dec 15, 2025Gan David Y.M Exercise5,976
Dec 15, 2025Rudd TroyM Exercise36,812
Dec 15, 2025Gan David Y.M Exercise5,976
Dec 15, 2025Gan David Y.A Award6,534
Dec 15, 2025Gan David Y.A Award14,056
Dec 15, 2025Rudd TroyM Exercise36,812
Dec 15, 2025Rudd TroyA Award49,000
Dec 15, 2025Rudd TroyA Award86,581
Dec 15, 2025Rudd TroyF Tax Payment48,556
Dec 15, 2025Poloni LaraM Exercise10,040
Dec 15, 2025Kapoor GauravM Exercise9,562
Sep 5, 2025Tishman Daniel R.G Gift27,935
Aug 15, 2025Rudd TroyS Sale41,997
Aug 15, 2025Rudd TroyS Sale11,100
Aug 15, 2025Rudd TroyM Exercise53,097
Aug 15, 2025Rudd TroyM Exercise53,097
Feb 28, 2025Tishman Daniel R.A Award1,675
Feb 28, 2025Stotlar DouglasA Award1,900
Feb 28, 2025Pipes KristyA Award1,675
Feb 28, 2025Wolfenbarger Janet CarolA Award1,675
Feb 28, 2025van 't Noordende Alexander MA Award1,675
Feb 28, 2025KERR DEREK JA Award1,675
Feb 28, 2025Buss Brad WA Award1,675
Dec 18, 2024Gan David Y.S Sale3,036
Dec 17, 2024Gan David Y.S Sale6,362
Dec 16, 2024Gan David Y.S Sale3,951

The full Form 4 history is on the ACM company page (Insider Trades card, View all).

Questions about this data

Which insider transactions are open-market trades?

Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.

How quickly are insider trades reported?

A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.

Who has to file Form 4?

Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.

Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.