Dimensional reports 4.9% stake in Rayonier AM

Rhea-AI Filing Summary

Rayonier Advanced Materials Inc received an updated ownership report from institutional investor Dimensional Fund Advisors, which reports beneficial ownership of 3,298,912 shares of the company’s common stock, representing 4.9% of the class as of June 30, 2026.

Dimensional reports sole voting power over 3,230,366 shares and sole dispositive power over 3,298,912 shares, with no shared voting or dispositive power. The shares are owned by investment funds and accounts advised or managed by Dimensional, and Dimensional disclaims beneficial ownership except for Section 13(d) reporting purposes. Each underlying fund’s interest is stated to be no more than 5% of the class.

Key Figures

Beneficial ownership: 3,298,912 shares Percent of class: 4.9% Sole voting power: 3,230,366 shares +1 more

4 metrics

Beneficial ownership 3,298,912 shares Common stock beneficially owned as reported in Schedule 13G/A, as of 06/30/2026

Percent of class 4.9% Percentage of Rayonier Advanced Materials common stock class held as of 06/30/2026

Sole voting power 3,230,366 shares Shares of common stock over which Dimensional has sole power to vote

Sole dispositive power 3,298,912 shares Shares of common stock over which Dimensional has sole power to dispose

Key Terms

beneficial owner, sole voting power, sole dispositive power, Investment Advisers Act of 1940, +1 more

5 terms

beneficial owner financial

"may be deemed to be the beneficial owner of the shares of the Issuer"

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.

sole voting power financial

"Sole power to vote or to direct the vote: 3,230,366"

Sole voting power is the exclusive right to cast votes attached to a shareholder’s stock without needing approval from anyone else. Like holding the only remote control for a TV, it lets that holder decide corporate matters such as board members, mergers, and policy changes, making it important to investors because it concentrates control and can strongly influence a company’s strategy and the value of its shares.

sole dispositive power financial

"Sole power to dispose or to direct the disposition of: 3,298,912"

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.

Investment Advisers Act of 1940 regulatory

"an investment adviser registered under Section 203 of the Investment Advisors Act of 1940"

A U.S. federal law that sets rules for people and firms who give investment advice, requiring them to register with regulators, be honest about conflicts, keep records, and follow basic standards of care. It matters to investors because those rules act like licensing and consumer protections — similar to having safety standards for a mechanic — helping ensure advisers act in clients’ financial interests and reducing the risk of fraud or misuse of funds.

Section 13(d) of the Securities Exchange Act of 1934 regulatory

"for any other purposes than Section 13(d) of the Securities Exchange Act of 1934"

Section 13(d) of the Securities Exchange Act of 1934 is a U.S. rule that requires anyone who buys more than 5% of a public company’s shares to publicly disclose who they are, how many shares they own, and their intentions toward the company. For investors, this is like a neighborhood alert when someone acquires a large stake in a building: it reveals potential changes in control or strategy that could affect the stock’s price, governance, or future direction.

FAQ

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

What ownership stake in RYAM does Dimensional Fund Advisors report?

Dimensional Fund Advisors reports beneficial ownership of 3,298,912 Rayonier Advanced Materials shares, representing 4.9% of the company’s common stock as of June 30, 2026. This is disclosed in an amended Schedule 13G filing.

How many RYAM shares does Dimensional Fund Advisors have voting power over?

Dimensional reports sole voting power over 3,230,366 Rayonier Advanced Materials shares and no shared voting power. It also reports sole dispositive power over 3,298,912 shares, indicating it can direct the voting and sale decisions for those positions.

Who actually owns the Rayonier Advanced Materials (RYAM) shares reported by Dimensional?

The 3,298,912 RYAM shares are owned by various funds and accounts (the “Funds”) for which Dimensional provides investment management or advisory services. Dimensional may be deemed a beneficial owner for Section 13(d) purposes but disclaims beneficial ownership of these securities.

Does any single Dimensional-managed fund own more than 5% of RYAM stock?

Dimensional states that, to its knowledge, the interest of any one Fund does not exceed 5% of Rayonier Advanced Materials’ common stock. The overall 4.9% position reflects the aggregate holdings of multiple funds and accounts it manages or advises.

Why does Dimensional Fund Advisors disclaim beneficial ownership of RYAM shares?

Dimensional explains that all reported RYAM securities are owned by the Funds, which have the right to receive dividends and sale proceeds. Dimensional therefore disclaims beneficial ownership, except that it may be deemed a beneficial owner solely for Section 13(d) reporting purposes.

What regulatory status does Dimensional Fund Advisors have in relation to its RYAM holdings?

Dimensional Fund Advisors LP is described as an investment adviser registered under Section 203 of the Investment Advisers Act of 1940. It furnishes investment advice and management to various registered investment companies and other funds that hold the RYAM shares reported.

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

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Available on EDGAR 07/14/2026 - 01:28 PM Accepted by SEC EDGAR 07/14/2026 - 01:27 PM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 3)

Rayonier Advanced Materials Inc

(Name of Issuer)

Common Stock

(Title of Class of Securities)

75508B104

(CUSIP Number)

06/30/2026

(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): 75508B104

1

Names of Reporting Persons

Dimensional Fund Advisors 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

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 3,230,366.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 3,298,912.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

3,298,912.00

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)

4.9 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Rayonier Advanced Materials Inc
(b)	Address of issuer's principal executive offices: 1301 Riverplace Blvd, Suite 2300, Jacksonville, FL 32207
Item 2.
(a)	Name of person filing: Dimensional Fund Advisors LP
(b)	Address or principal business office or, if none, residence: 6300 Bee Cave Road, Building One, Austin, TX 78746
(c)	Citizenship: Delaware Limited Partnership
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 75508B104
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: 3,298,912 ** see Note 1 ** ** Note 1 ** Dimensional Fund Advisors LP, an investment adviser registered under Section 203 of the Investment Advisors Act of 1940, furnishes investment advice to four investment companies registered under the Investment Company Act of 1940, and serves as investment manager or sub-adviser to certain other commingled funds, group trusts and separate accounts (such investment companies, trusts and accounts, collectively referred to as the "Funds"). In certain cases, subsidiaries of Dimensional Fund Advisors LP may act as an adviser or sub-adviser to certain Funds. In its role as investment advisor, sub-adviser and/or manager, Dimensional Fund Advisors LP or its subsidiaries (collectively, "Dimensional") may possess 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. Dimensional 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.
(b)	Percent of class: 4.9 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 3,230,366** see Note 1 **
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 3,298,912** see Note 1 **
	(iv) Shared power to dispose or to direct the disposition of: 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.
	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 described in Note 1 above have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of the securities held in their respective accounts. To the knowledge of Dimensional, the interest of any one such Fund does not exceed 5% of the class of securities. Dimensional Fund Advisors LP disclaims beneficial ownership of all such securities.
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.

Dimensional Fund Advisors LP

Signature:	Selwyn Notelovitz
Name/Title:	Global Chief Compliance Officer
Date:	07/14/2026