Boston Partners reports 11.7M RRC shares (4.98%)

Boston Partners filed an amendment to a Schedule 13G/A reporting beneficial ownership of 11,728,349 shares of Range Resources Corp common stock, representing 4.98% of the class as stated.

Rhea-AI Filing Summary

Boston Partners filed an amendment to a Schedule 13G/A reporting beneficial ownership of 11,728,349 shares of Range Resources Corp common stock, representing 4.98% of the class as stated. The filing lists sole voting power of 8,219,742 shares and sole dispositive power of 11,728,349 shares, with the reporting period indicated as 03/31/2026 and the amendment signed on 05/14/2026.

Insights

Portfolio Manager

Large passive stake disclosed near the 5% threshold.

Boston Partners reports 11,728,349 shares of Range Resources (4.98%), showing significant but sub-5% ownership as of 03/31/2026. The filing lists sole voting and dispositive powers, indicating direct control over voting and disposition of these shares.

Timing and intent are not stated in the excerpt; subsequent disclosures or trading by the holder would determine any market impact. Future amendments could show changes if the position crosses reporting thresholds.

Key Figures

Beneficially owned: 11,728,349 shares Percent of class: 4.98% Sole voting power: 8,219,742 shares +3 more

6 metrics

Beneficially owned 11,728,349 shares as of <date>03/31/2026</date>

Percent of class 4.98% reported ownership percentage

Sole voting power 8,219,742 shares voting power reported in Item 4(c)(i)

Sole dispositive power 11,728,349 shares dispositive power reported in Item 4(c)(iii)

CUSIP 75281A109 Range Resources Corp common stock identifier

Amendment signature date 05/14/2026 signature certifying the amendment

Key Terms

Schedule 13G/A, Beneficially owned, Sole dispositive power

3 terms

Schedule 13G/A regulatory

"Amendment to 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.

Beneficially owned financial

"Amount beneficially owned: 11,728,349"

Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.

Sole dispositive power regulatory

"Sole power to dispose: 11,728,349"

Sole dispositive power is the exclusive legal authority to decide what happens to a security — for example, whether to sell, transfer, or retain shares — without needing anyone else’s permission. Investors care because it signals who truly controls the economic outcome of an investment: like holding the only key to a safe, the holder can realize gains or losses and may trigger regulatory reporting, insider rules, or influence over corporate ownership.

FAQ

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

What stake does Boston Partners hold in RRC?

Boston Partners beneficially owns 11,728,349 shares, equal to 4.98% of Range Resources' common stock. The filing shows sole voting power for 8,219,742 shares and sole dispositive power for the full 11,728,349 shares as of 03/31/2026.

When was the Schedule 13G/A amendment signed?

The amendment is signed and dated 05/14/2026. The reported ownership figure is anchored to the period ending 03/31/2026, and the signature certifies the filing information on the stated signature date.

Does this filing indicate Boston Partners will sell or buy more RRC shares?

The filing reports ownership and voting/dispositive powers but does not state any intention to buy or sell. It lists current holdings and control metrics; no transaction instructions, plans, or timing are disclosed in the excerpt.

Why is 4.98% ownership significant under SEC rules?

A 4.98% position is below the typical 5% Schedule 13D threshold that triggers active investor reporting. The Schedule 13G/A indicates passive or reporting-holder status rather than an activist stake, per the filing's classification.

Who signed the amendment for Boston Partners?

The amendment is signed by Ali Farooqi, listed as Senior Compliance Manager, certifying the filing on behalf of Boston Partners on 05/14/2026.

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

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Accepted by SEC EDGAR 05/14/2026 - 09:02 PM EDT Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

RANGE RESOURCES CORP

(Name of Issuer)

Common Stock

(Title of Class of Securities)

75281A109

(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): 75281A109

1

Names of Reporting Persons

Boston Partners

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 8,219,742.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 11,728,349.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

11,728,349.00

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)

4.98 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: RANGE RESOURCES CORP
(b)	Address of issuer's principal executive offices: 100 THROCKMORTON STE. 1200, FT WORTH, TEXAS 76102
Item 2.
(a)	Name of person filing: Boston Partners
(b)	Address or principal business office or, if none, residence: ONE BEACON STREET 30TH FLOOR BOSTON, Massachusetts 02108
(c)	Citizenship: Boston Partners - DELAWARE
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 75281A109
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: 11,728,349
(b)	Percent of class: 4.98 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: Boston Partners - 8,219,742
	(ii) Shared power to vote or to direct the vote: Boston Partners - 0
	(iii) Sole power to dispose or to direct the disposition of: Boston Partners - 11,728,349
	(iv) Shared power to dispose or to direct the disposition of: Boston Partners - 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Ownership of 5 percent or less of a class
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.

Boston Partners

Signature:	/s/ Ali Farooqi
Name/Title:	Ali Farooqi / Senior Compliance Manager
Date:	05/14/2026