[8-K] SUBURBAN PROPANE PARTNERS LP Reports Material Event

Suburban Propane Partners (SPH) filed an 8-K announcing its Fiscal 2025 full year and fourth quarter results conference call.

Rhea-AI Filing Summary

Suburban Propane Partners (SPH) filed an 8-K announcing its Fiscal 2025 full year and fourth quarter results conference call. The company furnished a press release as Exhibit 99.1 to provide details about the call. The filing lists this disclosure under Items 7.01 (Regulation FD) and 8.01 (Other Events). SPH’s common units trade on the NYSE under the symbol SPH.

8-K Event Classification

3 items: 7.01, 8.01, 9.01

3 items

Item 7.01 Regulation FD Disclosure Disclosure

Material non-public information disclosed under Regulation Fair Disclosure, often investor presentations or guidance.

Item 8.01 Other Events Other

Voluntary disclosure of events the company deems important to shareholders but not covered by other items.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, or exhibit attachments filed with this report.

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Accepted by SEC EDGAR 10/22/2025 - 04:38 PM Learn about SEC filing dates

0001005210falseSUBURBAN PROPANE PARTNERS LP00010052102025-10-222025-10-22

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 22, 2025

Commission File Number: 1-14222

SUBURBAN PROPANE PARTNERS, L.P.

(Exact name of registrant as specified in its charter)

Delaware		22-3410353
(State or Other Jurisdiction		(IRS Employer
of Incorporation)		Identification No.)

240 Route 10 West

Whippany, New Jersey 07981

(973) 887-5300

(Registrant’s telephone number, including area code)

N/A

(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 (see General Instruction A.2. below):

☐	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	Name of exchange on which registered
Common Units	SPH	New York Stock Exchange

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 7.01. REGULATION FD DISCLOSURE

ITEM 8.01. OTHER EVENTS

On October 22, 2025, Suburban Propane Partners, L.P. issued a press release (the "Press Release") announcing its Fiscal 2025 Full Year and Fourth Quarter Results Conference Call. A copy of the Press Release has been furnished as Exhibit 99.1 to this Current Report.

ITEM 9.01. FINANCIAL STATEMENTS AND EXHIBITS

(d) Exhibits.

99.1		Press Release of Suburban Propane Partners, L.P. dated October 22, 2025, announcing the Fiscal 2025 Full Year and Fourth Quarter Results Conference Call.
104		Cover Page Interactive Data File (embedded within the Inline XBRL document).

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.

October 22, 2025		SUBURBAN PROPANE PARTNERS, L.P.
		By:		/s/ MICHAEL A. KUGLIN
		Name:		Michael A. Kuglin
		Title:		Chief Financial Officer