OSK Insider Cortina Exercises Options and Sells Shares at ~$138.6

Rhea-AI Filing Summary

Ignacio A. Cortina, an officer and director of Oshkosh Corporation (OSK) and EVP, CL&AO & Secretary, reported multiple transactions on 08/12/2025. The Form 4 shows acquisitions of 5,225 shares at $86.59 and 7,500 shares at $66.09, and contemporaneous sales of the same lots: 5,225 shares at a weighted average of $138.71 and 7,500 shares at a weighted average of $138.58. After these transactions his reported direct beneficial ownership is 53,505.612 shares.

Table II references the related derivative entries: options with exercise/conversion prices of $86.59 (5,225 underlying shares, exercisable/expiring 11/20/2027) and $66.09 (7,500 underlying shares, exercisable/expiring 11/19/2028). Footnotes state dividend reinvestments are included in totals and that sale prices ranged from $138.16 to $139.115. The Form notes these options were granted under the company stock plan and includes vesting schedules.

Positive

• Clear disclosure of option-related acquisitions and sales with specific prices and resulting ownership
• Post-transaction ownership remains at 53,505.612 direct shares, showing continued insider stake
• Footnotes provide detail on weighted sale-price range and vesting mechanics, improving transparency

Negative

• Insider sold 12,725 shares (5,225 + 7,500), representing realized insider liquidity on 08/12/2025
• Form shows zero derivative holdings following reported option-related transactions (derivative security counts reported as 0)

Insights

Securities Analyst

TL;DR: Officer exercised options at sub-$87 and sub-$67 strikes, sold 12,725 shares at ~ $138.6, leaving ~53.5k shares owned.

The reported transactions on 08/12/2025 are routine option-related activity: two option-derived lots (5,225 and 7,500 shares) are shown with exercise/conversion prices of $86.59 and $66.09, and matching sales at weighted averages near $138.6. The filings explicitly show the resulting direct beneficial ownership of 53,505.612 shares. For investors this documents realized insider proceeds and the remaining holder stake; the filing contains no additional corporate operational or financial data.

Corporate Governance Expert

TL;DR: Routine insider exercise/sale under company plan; disclosure consistent with Rule 16 reporting requirements.

The Form 4 discloses option-related acquisitions and immediate sales for the same lot sizes, with footnotes clarifying vesting schedules and dividend reinvestment inclusion. The report includes weighted sale-price range and offers the issuer-provided option-grant context. This is a standard Section 16 disclosure with clear transaction pricing and post-transaction ownership; it raises no governance red flags on its face but is material as a record of insider liquidity.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Cortina Ignacio A

(Last) (First) (Middle)

C/O OSHKOSH CORPORATION

1917 FOUR WHEEL DRIVE

(Street)

OSHKOSH WI 54902

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
OSHKOSH CORP [ OSK ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, CL&AO & Secretary

3. Date of Earliest Transaction (Month/Day/Year)
08/12/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	08/12/2025		M		5,225	A	$86.59	58,730.612(1)	D
Common Stock	08/12/2025		S		5,225	D	$138.71(2)	53,505.612	D
Common Stock	08/12/2025		M		7,500	A	$66.09	61,005.612	D
Common Stock	08/12/2025		S		7,500	D	$138.58(2)	53,505.612	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Options(3)	$86.59	08/12/2025		M			5,225	(4)	11/20/2027	Common Stock	5,225	$0	0	D
Options(3)	$66.09	08/12/2025		M			7,500	(5)	11/19/2028	Common Stock	7,500	$0	0	D

Explanation of Responses:

1. The Amount of Securities Beneficially Owned includes shares acquired pursuant to dividend reinvestments exempt from Section 16 pursuant to Rule 16a-11.

2. Represents weighted average price. Individual sales by lot ranged from $138.16 to $139.115. 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.

3. Option (right to buy) granted pursuant to the Company's Stock Plan.

4. Options vest in one-third (1/3) annual increments commencing on 11/20/2017.

5. Options vest in one-third (1/3) annual increments commencing on 11/19/2018.

	Ignacio A. Cortina	08/13/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
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FAQ

What transactions did Ignacio Cortina report for OSK on Form 4?

On 08/12/2025 he reported acquiring 5,225 shares at $86.59 and 7,500 shares at $66.09, and selling 5,225 shares at a weighted average of $138.71 and 7,500 shares at a weighted average of $138.58.

How many OSK shares does Cortina beneficially own after these transactions?

The Form 4 reports direct beneficial ownership of 53,505.612 shares following the reported transactions.

Were options involved in these transactions?

Yes. Table II references options with exercise/conversion prices of $86.59 (5,225 underlying shares, exercisable/expiring 11/20/2027) and $66.09 (7,500 underlying shares, exercisable/expiring 11/19/2028).

What sale prices were disclosed for the sold shares?

Weighted average sale prices were $138.71 and $138.58; the footnote says individual sale lots ranged from $138.16 to $139.115.

What is Cortina's role at Oshkosh (OSK)?

The Form identifies Ignacio A. Cortina as an EVP, CL&AO & Secretary and a Director of Oshkosh Corporation.