Jackie L. Nystrom - 01 Jan 2026 Form 3 Insider Report for OSHKOSH CORP (OSK)

Role: SVP & CHRO
Signature: Ignacio A. Cortina, for Jackie L. Nystrom
Issuer symbol: OSK
Transactions as of: 01 Jan 2026
Net transactions value: $0
Form type: 3
Filing time: 02 Jan 2026, 14:08:55 UTC
Next filing: 18 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Nystrom Jackie Lynn	SVP & CHRO	C/O OSHKOSH CORPORATION, 1917 FOUR WHEEL DRIVE, OSHKOSH	Ignacio A. Cortina, for Jackie L. Nystrom	02 Jan 2026	0002102506

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
holding	OSK	Common Stock						2,672	01 Jan 2026	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
holding	OSK	Restricted Stock Units							01 Jan 2026	Common Stock	509	$0.000000	Direct	F1
holding	OSK	Restricted Stock Units							01 Jan 2026	Common Stock	1,107	$0.000000	Direct	F2
holding	OSK	Restricted Stock Units							01 Jan 2026	Common Stock	1,651	$0.000000	Direct	F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Restricted Stock Unit Award vests in one-third (1/3) annual increments commencing on 02/20/2024.
F2	Restricted Stock Unit Award vests in one-third (1/3) annual increments commencing on 02/19/2025.
F3	Restricted Stock Unit Award vests in one-third (1/3) annual increments commencing on 02/17/2026.