ALPS/Alerian MLP ETF report 15.38M units (23.18%)

Suburban Propane Partners LP files Amendment No. 7 to a Schedule 13G/A reporting beneficial ownership of 15,375,574 common units (CUSIP 864482104).

Rhea-AI Filing Summary

Suburban Propane Partners LP files Amendment No. 7 to a Schedule 13G/A reporting beneficial ownership of 15,375,574 common units (CUSIP 864482104). The filing shows ALPS Advisors, Inc. and Alerian MLP ETF each report shared voting and dispositive power over 15,375,574 units, equal to 23.18% of the class as of 03/31/2026. The filing states ALPS Advisors acts as investment adviser to the Fund and disclaims beneficial ownership, and it is signed by Matthew Sutula on 04/06/2026.

Insights

Institutional Ownership Analyst

Institutional holder reports a large, disclosed passive stake of 15,375,574 units (23.18%).

The filing lists 15,375,574 common units and a 23.18% ownership percentage as of 03/31/2026, with shared voting and dispositive power assigned to the reporting entities. This indicates a disclosed, sizeable passive position in the partnership.

Future SEC schedules and fund disclosures will show whether this position changes; the filing attributes advisory authority to ALPS Advisors, Inc. and includes the signature dated 04/06/2026.

Compliance Counsel

The amendment clarifies advisory relationships and includes the adviser’s disclaimer of beneficial ownership.

The form explains that ALPS Advisors, Inc. furnishes investment advice to funds (including Alerian MLP ETF) and disclaims beneficial ownership while reporting voting/investment power. That language follows standard Schedule 13G/A practice for registered investment advisers and funds.

The document is signed by the Chief Compliance Officer, providing the customary attestation; no additional qualifiers or restrictions are included in the excerpt.

Key Figures

Common units reported: 15,375,574 shares Percent of class: 23.18% CUSIP: 864482104 +2 more

5 metrics

Common units reported 15,375,574 shares Amount beneficially owned as of 03/31/2026

Percent of class 23.18% Percent of class as of 03/31/2026

CUSIP 864482104 Common Units Representing Limited Partner Interests

Amendment number Amendment No. 7 Schedule 13G/A amendment

Signature date 04/06/2026 Signed by Matthew Sutula, Chief Compliance Officer

Key Terms

Schedule 13G/A, disclaims beneficial ownership, shared dispositive power

3 terms

Schedule 13G/A regulatory

"Amendment No. 7 to a Schedule 13G/A reporting beneficial ownership"

A Schedule 13G/A is an amended public filing with the U.S. securities regulator that updates a previous Schedule 13G, disclosing when an individual or group holds a substantial (typically over 5%) stake in a company and is claiming a passive, non‑controlling intent. Investors monitor these updates because rising or falling holdings can signal changing confidence, potential future moves, or shifts in voting power — like watching a public ledger where large shareholders quietly adjust their positions.

disclaims beneficial ownership legal

"AAI disclaims beneficial ownership of such securities"

shared dispositive power financial

"Shared Dispositive Power 15,375,574.00"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What stake does ALPS Advisors report in Suburban Propane Partners (SPH)?

ALPS Advisors reports shared voting and dispositive power over 15,375,574 common units, representing 23.18% of the class as of 03/31/2026. The filing states the units are owned by funds advised by ALPS Advisors.

Does Alerian MLP ETF directly own units of SPH?

The filing reports Alerian MLP ETF with shared voting and dispositive power over 15,375,574 units (23.18%). It identifies the ETF as one of the funds advised by ALPS Advisors.

What does the filing say about beneficial ownership attribution?

The filing states ALPS Advisors furnishes investment advice and may be deemed to have voting/investment power, but it expressly disclaims beneficial ownership

When were the ownership figures reported and who signed the amendment?

Ownership is reported as of 03/31/2026 and the amendment is signed by Matthew Sutula, Chief Compliance Officer on 04/06/2026 for both reporting entities.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/11/2026 - 10:46 AM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 7)

Suburban Propane Partners LP

(Name of Issuer)

Common Units Representing Limited Partner Interests

(Title of Class of Securities)

864482104

(CUSIP Number)

03/31/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): 864482104

1

Names of Reporting Persons

ALPS Advisors, Inc.

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

COLORADO

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 15,375,574.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 15,375,574.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

15,375,574.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

23.18 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

CUSIP Number(s): 864482104

1

Names of Reporting Persons

Alerian MLP ETF

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 15,375,574.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 15,375,574.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

15,375,574.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

23.18 %

12

Type of Reporting Person (See Instructions)

IV

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Suburban Propane Partners LP
(b)	Address of issuer's principal executive offices: 1 Suburban Plaza, 240 Route 10 West, PO Box 206, Whippany, NJ, 07921
Item 2.
(a)	Name of person filing: (1) ALPS Advisors, Inc. (2) Alerian MLP ETF
(b)	Address or principal business office or, if none, residence: (1) ALPS Advisors, Inc.: 1290 Broadway, Suite 1000, Denver, CO, 80203 (2) Alerian MLP ETF: 1290 Broadway, Suite 1000, Denver, CO, 80203
(c)	Citizenship: (1) ALPS Advisors, Inc.: Colorado (2) Alerian MLP ETF: Delaware
(d)	Title of class of securities: Common Units Representing Limited Partner Interests
(e)	CUSIP No.: 864482104
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: (1) ALPS Advisors, Inc.: 15375574 (2) Alerian MLP ETF: 15375574
(b)	Percent of class: (1) ALPS Advisors, Inc.: 23.18% (2) Alerian MLP ETF: 23.18%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 0
	(ii) Shared power to vote or to direct the vote: (1) ALPS Advisors, Inc.: 15375574 (2) Alerian MLP ETF: 15375574
	(iii) Sole power to dispose or to direct the disposition of: 0
	(iv) Shared power to dispose or to direct the disposition of: (1) ALPS Advisors, Inc.: 15375574 (2) Alerian MLP ETF: 15375574
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. ALPS Advisors, Inc. ("AAI"), an investment adviser registered under Section 203 of the Investment Advisors Act of 1940, furnishes investment advice to investment companies registered under the Investment Company Act of 1940 (collectively referred to as the "Funds"). In its role as investment advisor, AAI has voting and/or investment power over the securities of the Issuer that are owned by the Funds, and may be deemed to be the beneficial owner of the shares of the Issuer held by the Funds. However, all securities reported in this schedule are owned by the Funds. AAI disclaims beneficial ownership of such securities. In addition, the filing of this Schedule 13G shall not be construed as an admission that the reporting person or any of its affiliates is the beneficial owner of any securities covered by this Schedule 13G for any other purposes than Section 13(d) of the Securities Exchange Act of 1934. Alerian MLP ETF is an investment company registered under the Investment Company Act of 1940 and is one of the Funds to which AAI provides investment advice.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

ALPS Advisors, Inc.

Signature:	/s/ Matthew Sutula
Name/Title:	Matthew Sutula, Chief Compliance Officer
Date:	04/06/2026

Alerian MLP ETF

Signature:	/s/ Matthew Sutula
Name/Title:	Matthew Sutula, Chief Compliance Officer
Date:	04/06/2026