UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K/A

(Amendment No. 1)

CURRENT REPORT

Pursuant to Section 13 or 15(d) of

the Securities Exchange Act of 1934

Oshkosh Corporation

(Exact name of registrant as specified in its charter)

P.O. Box 2566, Oshkosh, Wisconsin 54903

(Address of principal executive offices, including zip code)

(920) 235-9151

(Registrant’s telephone number)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company    o

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(A) of the Exchange Act.    o

The undersigned registrant hereby amends Item 5.07 of the registrant’s Current Report on Form 8-K, dated February 6, 2017, to read in its entirety as set forth below for the purpose of disclosing the decision of Oshkosh Corporation regarding the frequency of shareholder votes on the compensation of executives in light of the advisory vote on this subject at its 2017 Annual Meeting of Shareholders.

Item 5.07.             Submission of Matters to a Vote of Security Holders.

Oshkosh Corporation (the “Company”) held its 2017 Annual Meeting of Shareholders (the “Annual Meeting”) on February 7, 2017.  On that date, the independent inspector of elections for the Annual Meeting delivered its final tabulation of voting results for each of the matters submitted to a vote at the Annual Meeting, certifying the voting results set forth below.

The Company’s shareholders elected the following directors for terms expiring at the Company’s 2018 Annual Meeting of Shareholders by the votes indicated:

The Company’s shareholders ratified the appointment of Deloitte & Touche LLP as the Company’s independent auditors for the fiscal year ending September 30, 2017 by the votes indicated:

The Company’s shareholders approved a resolution approving, on a nonbinding, advisory basis, the compensation of the Company’s named executive officers as disclosed in the Compensation Discussion and Analysis section and compensation tables contained in the Company’s proxy statement for the Annual Meeting by the votes indicated:

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The Company’s shareholders voted to approve, on a nonbinding, advisory basis, holding a nonbinding advisory vote on the compensation of the Company’s named executive officers as disclosed in the Company’s proxy statement for future annual meetings on an annual basis by the votes indicated:

In light of the results of this vote and other factors, the Board of Directors of the Company, at its May 9, 2017 meeting, approved including a non-binding shareholder advisory vote on the compensation of the Company’s named executive officers in the Company’s proxy materials on an annual basis until the next time the Company must include in its proxy materials a non-binding shareholder advisory vote on how frequently shareholders will vote, on a non-binding, advisory basis, to approve the compensation of the Company’s named executive officers, which would be at the Company’s 2023 annual meeting of shareholders.

The Company’s shareholders voted to approve the Oshkosh Corporation 2017 Incentive Stock and Awards Plan by the votes indicated:

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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this amendment to report to be signed on its behalf by the undersigned hereunto duly authorized.

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