Glazer Capital reveals 6.83% stake in OneStream (OS: OS)

Rhea-AI Filing Summary

Glazer Capital, LLC and Paul J. Glazer report a significant stake in OneStream, Inc. They beneficially own 6,166,406 shares of OneStream’s Class A common stock, representing 6.83% of the outstanding class.

The shares are held by certain funds and managed accounts for which Glazer Capital acts as investment manager, including Glazer Capital Enhanced Master Fund, Ltd. The reporting persons have shared power to vote and dispose of all 6,166,406 shares and no sole voting or dispositive power.

They certify that the securities were not acquired and are not held for the purpose of changing or influencing control of OneStream, and the filing is made on Schedule 13G as a passive ownership report.

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Accepted by SEC EDGAR 02/09/2026 - 04:47 PM Learn about SEC filing dates

FAQ

What ownership stake in OneStream (OS) does Glazer Capital report?

Glazer Capital and Paul J. Glazer report beneficial ownership of 6,166,406 OneStream Class A shares, equal to 6.83% of the class. These shares are held through various Glazer-managed funds and accounts, giving them shared voting and dispositive power over the reported holdings.

Who are the reporting persons in this OneStream (OS) Schedule 13G filing?

The filing is made by Glazer Capital, LLC, a Delaware investment adviser, and Paul J. Glazer, its Managing Member. They report ownership of OneStream Class A shares held by certain Glazer Funds, over which Glazer Capital exercises investment management authority.

How are the OneStream (OS) shares held and controlled by Glazer Capital?

The OneStream shares are held by funds and managed accounts collectively called the Glazer Funds. Glazer Capital has shared power to vote and dispose of 6,166,406 shares, with no sole voting or dispositive power reported for either Glazer Capital or Paul J. Glazer.

Does Glazer Capital’s ownership in OneStream (OS) aim to influence control?

The reporting persons certify the securities were not acquired and are not held to change or influence control of OneStream. The holdings are reported on Schedule 13G, which is generally used for passive ownership rather than activist control purposes.

Which Glazer fund holds more than 5% of OneStream (OS) shares?

Glazer Capital Enhanced Master Fund, Ltd., a Glazer Fund, has the right to receive or direct the receipt of proceeds from the sale of more than 5% of OneStream’s outstanding Class A common stock, reflecting a concentrated position within the Glazer-managed vehicles.

What voting and dispositive powers are reported over OneStream (OS) shares?

The reporting persons disclose shared voting power and shared dispositive power over 6,166,406 OneStream Class A shares, with zero sole voting or sole dispositive power. This means decisions over these shares are exercised jointly through the Glazer-managed entities.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

OneStream, Inc.

(Name of Issuer)

Class A common stock, par value $0.0001 per share

(Title of Class of Securities)

68278B107

(CUSIP Number)

02/02/2026

(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)

SCHEDULE 13G

CUSIP No. 68278B107

1

Names of Reporting Persons

Glazer Capital, 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 6,166,406.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 6,166,406.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

6,166,406.00

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)

6.83 %

12

Type of Reporting Person (See Instructions)

IA, OO

SCHEDULE 13G

CUSIP No. 68278B107

1

Names of Reporting Persons

Paul J. Glazer

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 6,166,406.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 6,166,406.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

6,166,406.00

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)

6.83 %

12

Type of Reporting Person (See Instructions)

IN

SCHEDULE 13G

Item 1.
(a)	Name of issuer: OneStream, Inc.
(b)	Address of issuer's principal executive offices: 191 N. Chester Street Birmingham, Michigan 48009
Item 2.
(a)	Name of person filing: This statement is filed by: (i) Glazer Capital, LLC, a Delaware limited liability company ("Glazer Capital"), with respect to the shares of Common Stock (as defined in Item 2(d)) held by certain funds and managed accounts to which Glazer Capital serves as investment manager (collectively, the "Glazer Funds"); and (ii) Mr. Paul J. Glazer ("Mr. Glazer"), who serves as the Managing Member of Glazer Capital, with respect to the shares of Common Stock held by the Glazer Funds. The foregoing persons are hereinafter sometimes collectively referred to as the "Reporting Persons." The filing of this statement should not be construed as an admission that any of the Reporting Persons is, for the purposes of Section 13 of the Act, the beneficial owner of the shares of Common Stock (as defined in Item 2(d)) reported herein.
(b)	Address or principal business office or, if none, residence: The address of the business office of each of the Reporting Persons is 250 West 55th Street, Suite 30A, New York, New York 10019.
(c)	Citizenship: Glazer Capital is a Delaware limited liability company. Mr. Glazer is a United States citizen.
(d)	Title of class of securities: Class A common stock, par value $0.0001 per share
(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: 6166406
(b)	Percent of class: 6.83%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 0
	(ii) Shared power to vote or to direct the vote: 6166406
	(iii) Sole power to dispose or to direct the disposition of: 0
	(iv) Shared power to dispose or to direct the disposition of: 6166406
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. See Item 2. Glazer Capital Enhanced Master Fund, Ltd., a Glazer Fund, has the right to receive or the power to direct the receipt of the proceeds from the sale of more than 5% of the shares of Common Stock outstanding.
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 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.

Glazer Capital, LLC

Signature:	Paul J. Glazer
Name/Title:	Paul J. Glazer, Managing Member
Date:	02/09/2026

Paul J. Glazer

Signature:	Paul J. Glazer
Name/Title:	Paul J. Glazer
Date:	02/09/2026