UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

Date of report (Date of earliest event reported): October 4, 2021

BRUNSWICK CORPORATION

(Exact Name of Registrant as Specified in its Charter)

Registrant’s telephone number, including area code: (847) 735-4700

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 (see General Instruction A.2. below):

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 ¨

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 Securities Act. ☐

Common stock, par value $0.75 per share

BC

Common stock [Member]

As previously disclosed in the Current Report on Form 8-K filed by Brunswick Corporation, a Delaware corporation (the “Company”) with the Securities and Exchange Commission on June 25, 2021 (the “June 25 Current Report”), the Company entered into a Share Purchase Agreement (the “Purchase Agreement”) with Altor Group AB, West Street Capital Partners VII Investments, L.P., West Street Capital Partners VII Offshore Investments, L.P., West Street Capital Partners VII – Parallel, SLP, Nanna MFN AS and Nanna MFN II AS, to acquire all of the issued and outstanding shares of Marine Innovations Group AS, a provider of marine electronics and sensors (“Marine” and the acquisition thereof, the “Acquisition”). On October 4, 2021, the Company completed the Acquisition.

The purchase price paid by the Company was approximately $1.05 billion in cash, subject to certain adjustments as described in the June 25 Current Report. The Company obtained the funds necessary to fund the Acquisition through (i) proceeds from the offering of senior unsecured notes, consisting of $450 million aggregate principal amount of 0.850% senior notes due 2024 and $550 million aggregate principal amount of 2.400% senior notes due 2031, on the terms and conditions previously disclosed in the final prospectus supplement, dated August 4, 2021 filed by the Company with the Securities and Exchange Commission pursuant to Rule 424(b)(5) and (ii) cash on hand.

The foregoing description of the Acquisition is not complete and is qualified in its entirety by reference to the Purchase Agreement, which is filed as Exhibit 2.1 to the June 25 Current Report and is incorporated herein by reference.

On October 4, 2021, the Company issued a press release (the “Press Release”) announcing the completion of the Acquisition.

A copy of the Press Release is furnished as Exhibit 99.1 and is incorporated herein by reference.

SIGNATURES

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