What was Ignacio Cortina’s Oshkosh (OSK) share ownership after these transactions?

After completing the equity award exercises and tax-withholding share deliveries, Cortina directly held 54,936.092 Oshkosh common shares. This post-transaction balance reflects the net result of derivative conversions and related tax-share disposals reported for February 20, 2026.

Oshkosh (OSK) EVP Ignacio Cortina exercises stock awards and delivers shares for taxes

Filing Impact

(Very High)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

Oshkosh Corp executive Ignacio A. Cortina reported multiple equity award transactions involving company stock. On February 20, 2026, he exercised restricted and performance-based stock units into common shares and delivered shares to cover related tax obligations.

Cortina acquired common stock through derivative exercises, including 4,296, 5,708, and 2,878.367 shares at a stated price of $175.52 per share. He also disposed of 2,020, 2,683, and 1,353 shares as tax-withholding transactions. Following these transactions, he directly owned 54,936.092 Oshkosh common shares. Footnotes indicate the awards relate to ROIC-based and TSR-based performance shares and restricted stock units granted under the company’s 2024 Incentive Stock and Awards Plan.

Insider Trade Summary

2,878.367 shares exercised/converted

Mixed 7 txns

Insider Cortina Ignacio A

Role EVP, CL&AO & Secretary

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	2,878.367	$0.00	--
Exercise	Common Stock	4,296	$175.52	$754K
Tax Withholding	Common Stock	2,020	$175.52	$355K
Exercise	Common Stock	5,708	$175.52	$1.00M
Tax Withholding	Common Stock	2,683	$175.52	$471K
Exercise	Common Stock	2,878.367	$175.52	$505K
Tax Withholding	Common Stock	1,353	$175.52	$237K

Holdings After Transaction: Restricted Stock Units — 0 shares (Direct); Common Stock — 52,405.725 shares (Direct)

Footnotes (1)

Shares issued pursuant to the ROIC-based Performance Shares granted under the Company's 2024 Incentive Stock and Awards Plan for the performance period January 1, 2023 through December 31, 2025. Shares issued pursuant to the TSR-based Performance Shares granted under the Company's 2024 Incentive Stock and Awards Plan for the performance period January 1, 2023 through December 31, 2025. Each Restricted Stock Unit represents a contingent right to receive one share of OSK common stock. Restricted Stock Unit Award vests in one-third (1/3) annual increments commencing on 2/20/2023.

Form 4 Insider Transactions: What Each Field Means →

02/23/2026 - 04:36 PM

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

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)
02/20/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	02/20/2026		M		4,296	A	$175.52⁽¹⁾	52,405.725	D
Common Stock	02/20/2026		F		2,020	D	$175.52	50,385.725	D
Common Stock	02/20/2026		M		5,708	A	$175.52⁽²⁾	56,093.725	D
Common Stock	02/20/2026		F		2,683	D	$175.52	53,410.725	D
Common Stock	02/20/2026		M		2,878.367	A	$175.52⁽³⁾	56,289.092	D
Common Stock	02/20/2026		F		1,353	D	$175.52	54,936.092	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Restricted Stock Units	⁽³⁾	02/20/2026		M			2,878.367	02/20/2026	⁽⁴⁾	Common Stock	2,878.367	$0	0	D

Explanation of Responses:

1. Shares issued pursuant to the ROIC-based Performance Shares granted under the Company's 2024 Incentive Stock and Awards Plan for the performance period January 1, 2023 through December 31, 2025.

2. Shares issued pursuant to the TSR-based Performance Shares granted under the Company's 2024 Incentive Stock and Awards Plan for the performance period January 1, 2023 through December 31, 2025.

3. Each Restricted Stock Unit represents a contingent right to receive one share of OSK common stock.

4. Restricted Stock Unit Award vests in one-third (1/3) annual increments commencing on 2/20/2023.

	Ignacio A. Cortina	02/23/2026
	** 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).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Source: View Original Filing on SEC EDGAR

FAQ

What did Oshkosh (OSK) executive Ignacio Cortina report in this Form 4 filing?

Ignacio Cortina reported exercises of equity awards into Oshkosh common stock and share disposals for tax withholding. The filing details multiple derivative conversions and related tax-share deliveries executed on February 20, 2026 under the company’s equity incentive plans.

Did Ignacio Cortina buy or sell Oshkosh (OSK) shares on the open market?

The transactions reported are equity award exercises and tax-withholding disposals, not open-market buys or sells. Code M entries reflect derivative conversions, while code F entries show shares delivered to satisfy exercise price or tax liabilities tied to those awards.

How many Oshkosh (OSK) shares did Ignacio Cortina acquire through award exercises?

Cortina acquired Oshkosh common stock via several derivative exercises, including 4,296, 5,708, and 2,878.367 shares. These arose from restricted stock units and performance-based awards converting into common stock at a stated price of $175.52 per share.

How many Oshkosh (OSK) shares were disposed of for tax withholding in this filing?

The Form 4 shows Cortina disposed of 2,020, 2,683, and 1,353 Oshkosh common shares. These code F transactions represent shares delivered to cover exercise price and/or tax obligations associated with equity award vesting and conversion, not discretionary market sales.

What plans governed the Oshkosh (OSK) equity awards in Cortina’s Form 4?

The filing notes ROIC-based and TSR-based performance shares and restricted stock units granted under Oshkosh’s 2024 Incentive Stock and Awards Plan. Footnotes specify performance periods from January 1, 2023 through December 31, 2025 and one-third annual vesting for certain RSU awards.