FF Hybrid, Flat Footed LLC report 5.2% stake in RMR (NASDAQ: RMR)

Rhea-AI Filing Summary

RMR Group Inc. shareholders FF Hybrid, LP; Flat Footed LLC; and Marc Andersen report beneficial ownership of 828,839 shares of Class A common stock, representing 5.2% of the class.

Ownership percentage is based on 16,058,177 shares outstanding as of January 30, 2026, as stated in the issuer's Form 10-Q. The filing attributes shared voting and dispositive power of the reported shares among the filers.

Key Figures

Beneficially owned shares: 828,839 shares Percent of class: 5.2% Shares outstanding: 16,058,177 shares

3 metrics

Beneficially owned shares 828,839 shares Reported beneficial ownership by FF Hybrid/Flat Footed/Marc Andersen

Percent of class 5.2% Calculated from 16,058,177 shares outstanding as of January 30, 2026

Shares outstanding 16,058,177 shares Class A common stock outstanding as of January 30, 2026 (issuer Form 10-Q)

Key Terms

Schedule 13G, beneficial owner, shared dispositive power

3 terms

Schedule 13G regulatory

"Item 1. (a) Name of issuer: RMR GROUP INC."

A Schedule 13G is a formal document that investors file with the government when they acquire a large ownership stake in a company, usually for investment purposes rather than control. It helps keep the public informed about who owns significant parts of a company's shares, which can influence how the company is managed and how investors make decisions. Filing this schedule is important for transparency and understanding the ownership landscape of publicly traded companies.

beneficial owner regulatory

"Item 4. (a) Amount beneficially owned: Flat Footed LLC ... may be deemed to be the beneficial owner"

A beneficial owner is the person who ultimately owns or controls a financial asset or property, even if their name isn't directly on official documents. Think of it like someone who secretly holds the keys to a safe deposit box—others may appear to have access, but the true owner is the one who benefits from what's inside. Identifying beneficial owners helps ensure transparency and prevent illegal activities like money laundering or fraud.

shared dispositive power regulatory

"Item 4. (c)(iv) Shared power to dispose or to direct the disposition of: 828,839"

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

RMR GROUP INC.

(Name of Issuer)

Class A common stock, $0.001 par value per share

(Title of Class of Securities)

74967R106

(CUSIP Number)

04/01/2026

(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): 74967R106

1

Names of Reporting Persons

FF Hybrid, LP

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 828,839.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 828,839.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

828,839.00

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)

5.2 %

12

Type of Reporting Person (See Instructions)

PN

SCHEDULE 13G

CUSIP Number(s): 74967R106

1

Names of Reporting Persons

Flat Footed LLC

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 828,839.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 828,839.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

828,839.00

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)

5.2 %

12

Type of Reporting Person (See Instructions)

IA, HC, OO

SCHEDULE 13G

CUSIP Number(s): 74967R106

1

Names of Reporting Persons

Marc Andersen

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

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 828,839.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 828,839.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

828,839.00

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)

5.2 %

12

Type of Reporting Person (See Instructions)

HC, IN

SCHEDULE 13G

Item 1.
(a)	Name of issuer: RMR GROUP INC.
(b)	Address of issuer's principal executive offices: TWO NEWTON PL., 255 WASH. ST., STE. 300, NEWTON, MASSACHUSETTS, 02458.
Item 2.
(a)	Name of person filing: FF Hybrid, LP Flat Footed LLC Marc Andersen
(b)	Address or principal business office or, if none, residence: FF Hybrid, LP c/o Flat Footed LLC 3415 North Pines Way, Suite 205 Wilson, WY 83014 Flat Footed LLC 3415 North Pines Way, Suite 205 Wilson, WY 83014 Marc Andersen c/o Flat Footed LLC 3415 North Pines Way, Suite 205 Wilson, WY 83014
(c)	Citizenship: FF Hybrid, LP - DE Flat Footed LLC - DE Marc Andersen - USA
(d)	Title of class of securities: Class A common stock, $0.001 par value per share
(e)	CUSIP Number(s): 74967R106
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: Flat Footed LLC is an investment adviser that is registered under the Investment Advisers Act of 1940. Flat Footed LLC, which serves as the investment manager to FF Hybrid, LP and various private funds (collectively, the "Funds"), which holds securities for the benefit of their investors and Mr. Marc Andersen, as Managing Member of Flat Footed LLC, with the power to exercise investment and voting discretion, may be deemed to be the beneficial owner of all shares of Common Stock held by the Funds and by the Other Fund. Pursuant to Rule 13d-4 under the Securities Exchange Act of 1934, as amended, each of the Funds and Other Fund expressly disclaims beneficial ownership over any of the securities reported in this statement, and the filing of this statement shall not be construed as an admission that any of the Funds or Other Fund are the beneficial owner of any of the securities reported herein. FF Hybrid, LP - 828,839 Flat Footed LLC - 828,839 Marc Andersen - 828,839
(b)	Percent of class: Ownership percentage is based on 16,058,177 shares of the registrant's Class A common stock, $0.001 par value, outstanding as of January 30, 2026, as represented by the Issuer in the Form 10-Q filed with the Securities and Exchange Commission on February 4, 2026. FF Hybrid, LP - 5.2% Flat Footed LLC - 5.2% Marc Andersen - 5.2%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: FF Hybrid, LP - 0 Flat Footed LLC - 0 Marc Andersen - 0
	(ii) Shared power to vote or to direct the vote: FF Hybrid, LP - 828,839 Flat Footed LLC - 828,839 Marc Andersen - 828,839
	(iii) Sole power to dispose or to direct the disposition of: FF Hybrid, LP - 0 Flat Footed LLC - 0 Marc Andersen - 0
	(iv) Shared power to dispose or to direct the disposition of: FF Hybrid, LP - 828,839 Flat Footed LLC - 828,839 Marc Andersen - 828,839
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. The Funds have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the shares of Common Stock covered by this Statement.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary. See Note Above.
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 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.

FF Hybrid, LP

Signature:	/s/ Marc Andersen
Name/Title:	Marc Andersen, Managing Member of Flat Footed II GP, LLC, its General Partner
Date:	04/08/2026

Flat Footed LLC

Signature:	/s/ Marc Andersen
Name/Title:	Managing Member
Date:	04/08/2026

Marc Andersen

Signature:	/s/ Marc Andersen
Name/Title:	Marc Andersen
Date:	04/08/2026

FAQ

What stake does FF Hybrid report in RMR (RMR)?

FF Hybrid, LP reports beneficial ownership of 828,839 shares, equal to 5.2% of Class A common stock. The percentage uses 16,058,177 shares outstanding as of January 30, 2026, per the issuer's Form 10-Q.

Who else is named with voting power in the Schedule 13G for RMR?

The filing names Flat Footed LLC and Marc Andersen as having shared voting and dispositive power over 828,839 shares. All three entities are reported with the same beneficial share count and percentage.

How is the 5.2% ownership calculated in the RMR filing?

The 5.2% figure is calculated using 828,839 shares divided by the issuer's reported 16,058,177 Class A shares outstanding as of January 30, 2026, according to the Form 10-Q referenced in the filing.

Does the Schedule 13G indicate sole control of the shares in RMR?

No. The Schedule 13G shows 0 shares with sole voting or dispositive power and 828,839 shares with shared voting and dispositive power, indicating joint control among the filers rather than sole control.