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Oshkosh Corp. (OSK)

Oshkosh Corp. (OSK) Insider Trading

Directors, officers and holders of more than 10% of OSK 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 343 transactions on file: 0 with code P, 4 with code S and 46 with other codes.

DateInsiderCodeShares
Sep 11, 2026Pfeifer John CS Sale778
Jul 29, 2026Nordlund Steven CraigA Award7,002
Jul 14, 2026Nordlund Steven CraigF Tax Payment1,821
Jul 14, 2026Nordlund Steven CraigM Exercise4,214
Jul 14, 2026Nordlund Steven CraigM Exercise4,214
May 12, 2026Palmer DuncanS Sale505
May 5, 2026Allman Keith J.A Award1,110
May 5, 2026Perkins David GA Award1,110
May 5, 2026Palmer DuncanA Award1,110
May 5, 2026Jordan Tyrone MichaelA Award1,110
May 5, 2026CLAYTON ANNETTE KA Award1,110
May 5, 2026Burns BillA Award1,110
May 5, 2026DAVIS DOUGLAS LEEA Award1,110
May 5, 2026Metcalf-Kupres KimberleyA Award1,110
May 5, 2026Rowland Sandra E.A Award1,110
Feb 27, 2026Khare AnupamS Sale4,000
Feb 26, 2026Verich John SG Gift115
Feb 20, 2026Pfeifer John CM Exercise11,993
Feb 20, 2026Pfeifer John CF Tax Payment5,355
Feb 20, 2026Pfeifer John CF Tax Payment8,412
Feb 20, 2026Freeders James CF Tax Payment558
Feb 20, 2026Pack Michael EF Tax Payment2,683
Feb 20, 2026Khare AnupamF Tax Payment515
Feb 20, 2026Pack Michael EM Exercise2,878
Feb 20, 2026Pack Michael EF Tax Payment1,353
Feb 20, 2026Freeders James CM Exercise1,248
Feb 20, 2026Pfeifer John CM Exercise17,896
Feb 20, 2026Cortina Ignacio AM Exercise4,296
Feb 20, 2026Pfeifer John CM Exercise23,777
Feb 20, 2026Pfeifer John CF Tax Payment11,176
Feb 20, 2026Verich John SM Exercise710
Feb 20, 2026Verich John SS Sale1,050
Feb 20, 2026Verich John SF Tax Payment334
Feb 20, 2026Brandt Bryan KM Exercise672
Feb 20, 2026Khare AnupamF Tax Payment840
Feb 20, 2026Brandt Bryan KF Tax Payment506
Feb 20, 2026Brandt Bryan KF Tax Payment300
Feb 20, 2026Iyengar JayanthiM Exercise1,584
Feb 20, 2026Iyengar JayanthiF Tax Payment691
Feb 20, 2026Pack Michael EF Tax Payment2,020
Feb 20, 2026Brandt Bryan KM Exercise1,332
Feb 20, 2026Brandt Bryan KF Tax Payment627
Feb 20, 2026Pack Michael EM Exercise4,296
Feb 20, 2026Verich John SM Exercise1,050
Feb 20, 2026Iyengar JayanthiF Tax Payment463
Feb 20, 2026Iyengar JayanthiM Exercise1,061
Feb 20, 2026Cortina Ignacio AM Exercise2,878
Feb 20, 2026Khare AnupamM Exercise2,284
Feb 20, 2026Nystrom Jackie LynnM Exercise509
Feb 20, 2026Cortina Ignacio AM Exercise5,708

The full Form 4 history is on the OSK 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.