Vanguard reports 6.76% stake in Emergent BioSolutions

The Vanguard Group filed an amended ownership report showing it beneficially owns 3,553,999 shares of Emergent BioSolutions Inc. common stock, representing 6.76% of the class.

Rhea-AI Filing Summary

The Vanguard Group filed an amended ownership report showing it beneficially owns 3,553,999 shares of Emergent BioSolutions Inc. common stock, representing 6.76% of the class. Vanguard reports shared voting power over 356,748 shares and shared dispositive power over all 3,553,999 shares, with no sole voting or dispositive power.

Vanguard notes an internal realignment effective January 12, 2026, after which certain subsidiaries or business divisions are expected to report beneficial ownership separately while pursuing the same investment strategies. The securities are held in the ordinary course of business and not for the purpose of changing or influencing control of Emergent BioSolutions.

FAQ

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

What percentage of Emergent BioSolutions (EBS) does The Vanguard Group currently own?

The Vanguard Group reports beneficial ownership of 6.76% of Emergent BioSolutions’ common stock. This corresponds to 3,553,999 shares held on behalf of its clients, as disclosed in the amended Schedule 13G/A filing for the issuer’s common stock.

How many Emergent BioSolutions (EBS) shares does Vanguard have voting and dispositive power over?

The Vanguard Group reports shared voting power over 356,748 shares and shared dispositive power over 3,553,999 shares. It reports no sole voting power and no sole dispositive power for Emergent BioSolutions common stock in this filing.

What internal change did The Vanguard Group disclose in its Emergent BioSolutions (EBS) Schedule 13G/A?

The Vanguard Group states that on January 12, 2026 it completed an internal realignment. After this, certain subsidiaries or business divisions are expected to report beneficial ownership separately, while pursuing the same investment strategies as before the realignment.

Are Vanguard’s Emergent BioSolutions (EBS) shares held to influence control of the company?

The Vanguard Group certifies the securities were acquired and are held in the ordinary course of business. It states they were not acquired and are not held for changing or influencing control of Emergent BioSolutions or for any such control-related transaction.

Who ultimately benefits from Vanguard’s Emergent BioSolutions (EBS) holdings?

The filing explains that Vanguard’s clients, including registered investment companies and other managed accounts, have the right to receive dividends or sale proceeds. It adds that no single other person’s interest in the reported securities exceeds 5% of the class.

When did the ownership event triggering this Emergent BioSolutions (EBS) Schedule 13G/A occur?

The date of the event requiring the filing is listed as December 31, 2025. That date anchors the reported 3,553,999 Emergent BioSolutions common shares and the associated 6.76% beneficial ownership percentage disclosed by The Vanguard Group.

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

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Accepted by SEC EDGAR 01/30/2026 - 01:31 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. 14)

Emergent BioSolutions Inc

(Name of Issuer)

Common Stock

(Title of Class of Securities)

29089Q105

(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. 29089Q105

1

Names of Reporting Persons

The Vanguard Group

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

PENNSYLVANIA

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 356,748.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 3,553,999.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

3,553,999.00

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)

6.76 %

12

Type of Reporting Person (See Instructions)

IA

Comment for Type of Reporting Person: On January 12, 2026, The Vanguard Group, Inc. went through an internal realignment. As of that date, The Vanguard Group, Inc. no longer performs portfolio management services or administers proxy voting. In accordance with SEC Release No. 34-39538 (January 12, 1998), The Vanguard Group, Inc. anticipates that certain subsidiaries or business divisions of subsidiaries of The Vanguard Group, Inc., that currently have, or are deemed to have, beneficial ownership with The Vanguard Group, Inc., will report beneficial ownership separately (on a disaggregated basis) from The Vanguard Group, Inc. in reliance on such release. These subsidiaries and/or business divisions pursue the same investment strategies as previously pursued by The Vanguard Group, Inc. prior to the realignment.

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Emergent BioSolutions Inc
(b)	Address of issuer's principal executive offices: 400 Professional Drive, Suite 400, Gaithersburg, MD, 20879
Item 2.
(a)	Name of person filing: The Vanguard Group
(b)	Address or principal business office or, if none, residence: 100 Vanguard Blvd., Malvern, PA 19355
(c)	Citizenship: PA
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 29089Q105
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: 3553999
(b)	Percent of class: 6.76 %
(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: 356748
	(iii) Sole power to dispose or to direct the disposition of: 0
	(iv) Shared power to dispose or to direct the disposition of: 3553999
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. The Vanguard Group, Inc.'s clients, including investment companies registered under the Investment Company Act of 1940 and other managed accounts, have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the securities reported herein. No one other person's interest in the securities reported herein is more than 5%.
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.

The Vanguard Group

Signature:	Ashley Grim
Name/Title:	Head of Global Fund Administration
Date:	01/30/2026