EROK: Holders Report 3,038,120 Class A Shares (12.2%)

EagleRock Land, LLC ownership disclosure: three affiliated filers report shared voting and dispositive power over 3,038,120 Class A shares (CUSIP 27005A105), representing 12.2% of the class.

Rhea-AI Filing Summary

EagleRock Land, LLC ownership disclosure: three affiliated filers report shared voting and dispositive power over 3,038,120 Class A shares (CUSIP 27005A105), representing 12.2% of the class. The filing lists the filers as First Manhattan Co. LLC, FMC Group Holdings LP and First Manhattan Management LLC, each organized in Delaware and using the same New York address.

Insights

Corporate Governance Analyst

Three affiliated holders report shared control of 3,038,120 Class A shares (12.2%).

The filing states that First Manhattan Co. LLC, FMC Group Holdings LP and First Manhattan Management LLC each hold shared voting and shared dispositive power over 3,038,120 Class A shares (CUSIP 27005A105). The address for the filers is 399 Park Avenue, New York.

As a Schedule 13G, this is a passive ownership disclosure under the applicable rules; any material changes in position must be reported in subsequent filings. Future filings will show if ownership or voting arrangements change.

Key Figures

Shared voting power: 3,038,120 shares Shared dispositive power: 3,038,120 shares Percent of class: 12.2% +1 more

4 metrics

Shared voting power 3,038,120 shares cover-page shared voting power

Shared dispositive power 3,038,120 shares cover-page shared dispositive power

Percent of class 12.2% Item 11 on the cover page

CUSIP 27005A105 Item 2(d) and cover page

Key Terms

Schedule 13G, shared dispositive power, CUSIP

3 terms

Schedule 13G regulatory

"Item 1 and heading identifying the filing type"

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.

shared dispositive power regulatory

"cover-page fields listing shared dispositive power 3,038,120.00"

CUSIP financial

"Item 2(d) shows CUSIP 27005A105"

A CUSIP is a nine-character alphanumeric code that uniquely identifies a U.S. or Canadian financial security—such as a stock, bond, or fund share—like a Social Security number for an investment. It matters to investors because brokers, exchanges and record-keepers use the CUSIP to match trades, track ownership, settle transactions and pull accurate records, reducing errors and ensuring money and securities go to the right place.

FAQ

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

What does the Schedule 13G filed for EROK disclose?

It discloses that three affiliated filers collectively report shared voting and dispositive power over 3,038,120 Class A shares, representing 12.2% of the class, with CUSIP 27005A105.

Who are the filers reported on the EROK Schedule 13G?

The filers are First Manhattan Co. LLC, FMC Group Holdings LP, and First Manhattan Management LLC, each organized in Delaware and listing 399 Park Avenue, New York, NY as their address.

Does the filing state whether the holders have sole voting power?

No; the filing shows 0 sole voting and sole dispositive power and reports 3,038,120 as shared voting and shared dispositive power for each filer, per the cover-page fields.

What class of securities and CUSIP are covered by the filing?

The filing covers Class A shares representing limited liability company interests with CUSIP 27005A105, as stated in Item 2(d) and the cover information.

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

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Accepted by SEC EDGAR 06/05/2026 - 01:37 PM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

EagleRock Land, LLC

(Name of Issuer)

Class A shares representing limited liability company interests

(Title of Class of Securities)

27005A105

(CUSIP Number)

05/29/2026

(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): 27005A105

1

Names of Reporting Persons

FIRST MANHATTAN CO. 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 3,038,120.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 3,038,120.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

3,038,120.00

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)

12.2 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

CUSIP Number(s): 27005A105

1

Names of Reporting Persons

FMC Group Holdings 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 3,038,120.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 3,038,120.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

3,038,120.00

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)

12.2 %

12

Type of Reporting Person (See Instructions)

HC, PN

SCHEDULE 13G

CUSIP Number(s): 27005A105

1

Names of Reporting Persons

First Manhattan Management 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 3,038,120.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 3,038,120.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

3,038,120.00

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)

12.2 %

12

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13G

Item 1.
(a)	Name of issuer: EagleRock Land, LLC
(b)	Address of issuer's principal executive offices: 9655 Katy Freeway, Suite 375, Houston, TEXAS, 77024.
Item 2.
(a)	Name of person filing: First Manhattan Co. LLC FMC Group Holdings LP First Manhattan Management LLC Each a "Filer"
(b)	Address or principal business office or, if none, residence: The address of each Filer is 399 Park Avenue, 28th Floor, New York, NY 10022.
(c)	Citizenship: The citizenship for each Filer is the following: First Manhattan Co. LLC - Delaware FMC Group Holdings LP - Delaware First Manhattan Management LLC - Delaware
(d)	Title of class of securities: Class A shares representing limited liability company interests
(e)	CUSIP Number(s): 27005A105
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: See Item 9 of the cover page for each Filer.
(b)	Percent of class: See Item 11 of the cover page for each Filer.
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: See Item 5 of the cover page for each Filer.
	(ii) Shared power to vote or to direct the vote: See Item 6 of the cover page for each Filer.
	(iii) Sole power to dispose or to direct the disposition of: See Item 7 of the cover page for each Filer.
	(iv) Shared power to dispose or to direct the disposition of: See Item 8 of the cover page for each Filer.
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.
	Not Applicable
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.

FIRST MANHATTAN CO. LLC.

Signature:	Jeremy Covino
Name/Title:	Chief Compliance Officer
Date:	06/05/2026

FMC Group Holdings LP

Signature:	Andrew Aspen
Name/Title:	Authorized Signatory
Date:	06/05/2026

First Manhattan Management LLC

Signature:	Andrew Aspen
Name/Title:	Authorized Signatory
Date:	06/05/2026