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): February 29, 2024 (February 26, 2024)

WILLSCOT MOBILE MINI HOLDINGS CORP.

(Exact name of registrant as specified in its charter)

Delaware	001-37552	82-3430194
(State or other jurisdiction of incorporation)	(Commission File Number)	(I.R.S. Employer Identification No.)

4646 E Van Buren St., Suite 400

Phoenix, Arizona 85008

(Address, including zip code, of principal executive offices)

(480) 894-6311

(Registrant’s telephone number, including area code)

(Former Name or Former Address, if Changed Since Last Report)

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:

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

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

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

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

Securities registered pursuant to Section 12(b) of the Act:

Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Common stock, par value $0.0001 per share	WSC	The Nasdaq Capital Market

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 Exchange Act. ☐

Item 1.01 Entry into a Material Definitive Agreement.

CDOR Transition Amendment to ABL Facility

Williams Scotsman, Inc. (“WSI”), an indirect and wholly owned subsidiary of WillScot Mobile Mini Holdings Corp. (“WillScot Mobile Mini” or the “Company”), has entered into a Fifth Amendment, dated as of February 26, 2024, among the Company and Bank of America, N.A., as Administrative Agent (the “Fifth Amendment”), which amended that certain ABL Credit Agreement, dated as of July 1, 2020, (as amended by the First Amendment to the ABL Credit Agreement, dated as of December 2, 2020, the LIBOR Transition Amendment, dated as of December 6, 2021, the Third Amendment to the ABL Credit Agreement, dated as of December 16, 2021, the Fourth Amendment to the ABL Credit Agreement, dated as of June 30, 2022, and as further amended, amended and restated, supplemented or otherwise modified from time to time, the “ABL Facility”). The amendments contemplated by the Fifth Amendment will become effective five business days following the date thereof.

The Fifth Amendment, among other things, changes the rate under the ABL Facility for borrowings denominated in Canadian Dollars from a Canadian Dollar Offered Rate (CDOR)-based rate to a CORRA (Canadian Overnight Repo Rate Average)-based rate, subject to certain adjustments specified in the ABL Facility and updates certain other provisions regarding successor interest rates to CDOR.

The description of the Fifth Amendment contained herein is qualified in its entirety by reference to the Fifth Amendment, a copy of which is filed as Exhibit 10.1 to this Current Report on Form 8-K and is incorporated herein by reference

Sixth Amendment to ABL Facility

In connection with the Company’s pending acquisition (the “McGrath Acquisition”) of McGrath RentCorp (“McGrath”), on February 27, 2024, WSI and certain other subsidiaries of the Company entered into a sixth amendment (the “Sixth Amendment”) to the ABL Facility, among WSI, the other Loan Parties party thereto, the US Swingline Lenders party thereto, the US Fronting Banks party thereto, the Lenders party thereto and Bank of America, N.A., as agent and collateral agent. The amendments contemplated by the Sixth Amendment will not become effective until the closing of the McGrath Acquisition.

Upon its effectiveness, the Sixth Amendment will amend the ABL Facility to, among other things, (i) permit the incurrences of indebtedness by WSI and certain other subsidiaries of the Company to finance the McGrath Acquisition; (ii) increase the maximum revolving credit facility amount to $4.45 billion; and (iii) modify the borrowing base, certain thresholds, basket sizes and default and notice triggers to account for the increased size of the business and new asset types of WSI and its subsidiaries following the McGrath Acquisition.

The description of the Sixth Amendment contained herein is qualified in its entirety by reference to the Sixth Amendment, a copy of which is filed as Exhibit 10.2 to this Current Report on Form 8-K and is incorporated herein by reference.

Forward-Looking Statements

Certain information set forth herein, including statements as to the timing and completion of the McGrath Acquisition (the “Proposed Transaction”), constitutes forward-looking statements within the meaning of the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. Actual results or developments may differ materially from those projected or implied in these statements. Such statements are based upon the current beliefs and expectations of the management of the Company and are subject to significant risks and uncertainties outside of our control. Among the risks and uncertainties that could cause actual results to differ from those described in the forward-looking statements are the following: the occurrence of any event, change or other circumstances that could give rise to the termination of the Merger Agreement; the risk that the necessary regulatory approvals may not be obtained or may be obtained subject to conditions that are not anticipated; risks that any of the other closing conditions to the Proposed Transaction may not be satisfied in a timely manner; risks related to potential litigation brought in connection with the Proposed Transaction; negative perceptions of the Company and its business, operations, financial condition and the industry in which it operates as a result of the Proposed Transaction; risks related to disruption of management time from ongoing business operations due to the Proposed Transaction; effects of the announcement, pendency or completion of the Proposed Transaction on the ability of the Company to retain customers and retain and hire key personnel and maintain relationships with suppliers and partners, and on the Company’s operating results and businesses generally; and risks related to the potential impact of general economic, political and market factors on the parties to the Proposed Transaction or the Proposed Transaction. Discussions of additional risks and uncertainties are contained in the Company’s filings with the Securities and Exchange Commission (the “SEC”). The Company is under no obligation, and expressly disclaims any obligation, to update, alter, or otherwise revise any forward-looking statements, whether written or oral, that may be made from time to time, whether as a result of new information, future events, or otherwise. Persons reading this document are cautioned not to place undue reliance on these forward-looking statements which speak only as of the date hereof.

Additional Information and Where to Find It

This Current Report on Form 8-K is for informational purposes only and does not constitute an offer to buy or sell or the solicitation of an offer to buy or sell any securities or a solicitation of any vote or approval. This communication relates to the Proposed Transaction. In connection with the Proposed Transaction, WillScot Mobile Mini will file a registration statement on Form S-4, which will contain a proxy statement of McGrath and a prospectus of WillScot Mobile Mini (the “proxy statement/prospectus”), and each party will file other documents regarding the Proposed Transaction with the SEC from time to time. No offering of securities shall be made, except by means of a prospectus meeting the requirements of Section 10 of the U.S. Securities Act of 1933, as amended. INVESTORS AND SECURITY HOLDERS ARE URGED TO READ THE PROXY STATEMENT/PROSPECTUS AND OTHER RELEVANT DOCUMENTS FILED WITH THE SEC CAREFULLY AND IN THEIR ENTIRETY, IF AND WHEN THEY BECOME AVAILABLE, BECAUSE THEY WILL CONTAIN IMPORTANT INFORMATION THAT STOCKHOLDERS SHOULD CONSIDER BEFORE MAKING ANY DECISION REGARDING THE PROPOSED TRANSACTION. A definitive proxy statement/prospectus will be sent to McGrath’s shareholders. Investors and security holders will be able to obtain these documents (if and when available) free of charge from the SEC’s website at www.sec.gov. The documents filed by WillScot Mobile Mini with the SEC may also be obtained free of charge from WillScot Mobile Mini by requesting them by mail at WillScot Mobile Mini, 4646 E Van Buren St., Suite 400, Phoenix, Arizona 85008 Attn: Investor Relations. The documents filed by McGrath RentCorp may also be obtained free of charge from McGrath RentCorp by requesting them by mail at McGrath RentCorp, 5700 Las Positas Road, Livermore, California 94551 Attn: Investor Relations.

Participants in the Solicitation

WillScot Mobile Mini, McGrath and their respective directors and executive officers and other members of management and employees and certain of their respective significant stockholders may be deemed to be participants in the solicitation of proxies in respect of the Proposed Transaction. Information about WillScot Mobile Mini's directors and executive officers is available in WillScot Mobile Mini's annual report on Form 10-K for the year ended December 31, 2023, filed with the SEC on February 20, 2024. Information about McGrath’s directors and executive officers is available in McGrath’s proxy statement, dated April 28, 2023, for its 2023 Annual Meeting of Shareholders. Information regarding the persons who may, under the rules of the SEC, be deemed participants in the proxy solicitation and a description of their direct and indirect interests, by security holding or otherwise, will be contained in the proxy statement/prospectus and other relevant materials to be filed with the SEC regarding the Proposed Transaction if and when they become available. Investors should read the proxy statement/prospectus carefully if and when it becomes available before making any voting or investment decisions. You may obtain free copies of these documents from the SEC, WillScot Mobile Mini or McGrath as indicated above.

No Offer or Solicitation

This Current Report on Form 8-K shall not constitute an offer to sell or the solicitation of an offer to buy any securities, nor shall there be any sale of securities in any jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such jurisdiction. No offering of securities shall be made except by means of a prospectus meeting the requirements of Section 10 of the Securities Act of 1933, as amended.

Item 9.01 Financial Statements and Exhibits

(d) Exhibits

Exhibit No.	Exhibit Description
10.1	Fifth Amendment to ABL Credit Agreement, dated as of February 26, 2024, by and between Williams Scotsman, Inc. and Bank of America, N.A., as administrative agent
10.2	Sixth Amendment to ABL Credit Agreement, dated as of February 27, 2024, by and between Williams Scotsman, Inc., the other Loan Parties party thereto, the Canadian Swingline Lenders party thereto, the UK Swingline Lenders party thereto, the US Swingline Lenders party thereto, the Canadian Fronting Banks party thereto, the UK Fronting Banks party thereto, the US Fronting Banks party thereto, the Lenders party thereto, the 2024 Additional Multicurrency Facility Lenders party thereto, the 2024 Additional US Facility Lenders party thereto and Bank of America, N.A and, as administrative agent and collateral agent
104	Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

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

	WillScot Mobile Mini Holdings Corp.
Dated: February 29, 2024	By:	/s/ Hezron Timothy Lopez
		Name: Hezron Timothy Lopez
		Title: Executive Vice President, Chief Legal & Compliance Officer & ESG