John C. Pfeifer - 11 Sep 2026 Form 4 Insider Report for OSHKOSH CORP (OSK)

Reporting relationship: Director
Issuer ticker: OSK
Reported as of: 11 Sep 2026
Net transaction value: -$116,700
SEC form: 4
Accepted by SEC: 15 Sep 2026, 16:22:13 UTC
Prior SEC filing: 16 Jun 2026
Next SEC filing: 17 Sep 2026
Source filing: View source filing
Reporting owner signature: Ignacio A. Cortina, for John C. Pfeifer

Key filing fact

John C. Pfeifer filed Form 4 for OSHKOSH CORP (OSK) on 15 Sep 2026.

Key facts

This page summarizes John C. Pfeifer's Form 4 filing for OSHKOSH CORP (OSK).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 15 Sep 2026, 16:22.

Change

Previous filing in this sequence was filed on 16 Jun 2026.
Current net transaction value: -$116,700.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001434515 Primary reporting owner

Pfeifer John C

Relationship: Director
Address: C/O OSHKOSH CORPORATION, 1917 FOUR WHEEL DRIVE, OSHKOSH
Signature: Ignacio A. Cortina, for John C. Pfeifer
Signature date: 15 Sep 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

OSK transaction

Common Stock

Sale

Transaction value: $116,700
Shares: -778
Change %: -0.51%
Price: $150.00
Shares after: 150,669
Date: 11 Sep 2026
Ownership: Direct
Footnotes: F1, F2, F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 3 footnotes

Footnote F1

Shares were sold pursuant to a Rule 10b5-1 plan adopted on June 9, 2026.

Footnote F2

Represents weighted average price. Individual sales by lot ranged from $150.00 to $150.01. The Company will provide, upon request by the SEC staff, the full information regarding the number of shares purchased or sold at each separate price.

Footnote F3

The amount beneficially owned includes shares acquired pursuant to dividend reinvestments in exempt transactions not required to be reported pursuant to Section 16(a).