T. Rowe Price holds 8.6% of INC common stock

T. Rowe Price Investment Management, Inc. filed an amended Schedule 13G reporting beneficial ownership of 7,779,413 shares of INC common stock, representing 8.6% of the class as of December 31, 2025.

Rhea-AI Filing Summary

T. Rowe Price Investment Management, Inc. filed an amended Schedule 13G reporting beneficial ownership of 7,779,413 shares of INC common stock, representing 8.6% of the class as of December 31, 2025. It reports sole power to vote 7,764,467 shares and sole power to dispose of 7,779,413 shares, with no shared voting or dispositive power. The firm states the shares were acquired and are held in the ordinary course of business and not to change or influence control of the company, and it expressly denies being the beneficial owner of the securities referenced.

FAQ

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

What stake in INC does T. Rowe Price report in this Schedule 13G/A for OS?

T. Rowe Price Investment Management, Inc. reports beneficial ownership of 7,779,413 shares of INC common stock, representing 8.6% of the class as of December 31, 2025. This reflects a significant institutional holding above the 5% disclosure threshold.

Does T. Rowe Price have voting and dispositive power over its INC (OS) shares?

T. Rowe Price reports sole voting power over 7,764,467 INC shares and sole dispositive power over 7,779,413 shares. It reports no shared voting or shared dispositive power, indicating centralized control of these positions within the firm.

Is T. Rowe Price seeking to influence control of INC (OS) with this stake?

T. Rowe Price certifies the INC shares were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control. It also states the holdings are not in connection with any control-related transaction.

What type of SEC filing is this Schedule 13G/A for INC (OS)?

This document is an Amendment No. 3 to Schedule 13G, a beneficial ownership report for INC common stock. It updates T. Rowe Price Investment Management, Inc.’s holdings and related voting and dispositive powers as of December 31, 2025.

Who signed the Schedule 13G/A reporting T. Rowe Price’s stake in INC (OS)?

The filing was signed by Ellen York, Vice President of T. Rowe Price Investment Management, Inc., dated February 17, 2026. The signature certifies that, after reasonable inquiry, the information in the statement is true, complete, and correct.

Does T. Rowe Price claim full beneficial ownership of its INC (OS) position?

T. Rowe Price Investment Management, Inc. expressly denies beneficial ownership of the INC securities referenced, stating the filing should not be construed as an admission of beneficial ownership, even though it reports the position for Schedule 13G purposes.

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Accepted by SEC EDGAR 02/17/2026 - 10:28 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. 3)

ONESTREAM INC

(Name of Issuer)

COMMON STOCK

(Title of Class of Securities)

68278B107

(CUSIP Number)

12/31/2025

(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)

SCHEDULE 13G

CUSIP No. 68278B107

1

Names of Reporting Persons

T. Rowe Price Investment Management, 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

MARYLAND

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 7,764,467.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 7,779,413.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

7,779,413.00

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)

8.6 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: ONESTREAM INC
(b)	Address of issuer's principal executive offices: 191 N. CHESTER STREET, BIRMINGHAM, MI, 48009
Item 2.
(a)	Name of person filing: T. Rowe Price Investment Management, Inc.
(b)	Address or principal business office or, if none, residence: 1307 Point Street, Baltimore, MD 21231
(c)	Citizenship: Maryland
(d)	Title of class of securities: COMMON STOCK
(e)	CUSIP No.: 68278B107
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: 7779413
(b)	Percent of class: 8.6 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 7764467
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 7779413
	(iv) Shared power to dispose or to direct the disposition of: 0
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. T. Rowe Price Investment Management, Inc. hereby declares and affirms that the filing of Schedule 13G shall not be construed as an admission that Price Investment Management is the beneficial owner of the securities referred to, which beneficial ownership is expressly denied.

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.

T. Rowe Price Investment Management, Inc.

Signature:	Ellen York
Name/Title:	Vice President
Date:	02/17/2026