EBS insider plans sale of 32,848 shares under Form 144

EBS reported a planned insider sale under Rule 144.

Accepted by SEC EDGAR 12/05/2025 - 04:04 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

EBS reported a planned insider sale under Rule 144. A company affiliate intends to sell 32,848 shares of common stock, with an aggregate market value of $392,334.78, through Morgan Stanley Smith Barney LLC on the NYSE around 12/05/2025. The issuer has 52,519,964 shares outstanding, providing context for the size of this transaction.

The shares come from a mix of restricted stock awards granted between 2021 and 2022 and a stock option exercise for 25,748 shares paid in cash on 12/05/2025. By signing the notice, the seller represents that they are not aware of any material adverse information about EBS’s current or prospective operations that has not been publicly disclosed.

FAQ

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

What does the EBS Form 144 filing disclose?

The filing discloses that an affiliate of EBS plans to sell 32,848 shares of common stock under Rule 144, using Morgan Stanley Smith Barney LLC as broker on the NYSE.

How many EBS shares are being sold and what is their market value?

The affiliate plans to sell 32,848 EBS common shares with an aggregate market value of $392,334.78 as indicated in the Form 144.

How were the EBS shares in the Form 144 acquired?

The shares were acquired through restricted stock grants in 2021 and 2022 and a stock option exercise for 25,748 shares on 12/05/2025, which was paid in cash.

How many EBS shares are outstanding according to this Form 144?

The Form 144 states that 52,519,964 EBS common shares were outstanding at the time referenced in the filing.

What representation does the EBS insider make in this Form 144?

By signing, the seller represents they do not know any material adverse information about EBS’s current or prospective operations that has not been publicly disclosed.

On which exchange will the EBS shares be sold under this Form 144?

The filing indicates the EBS common shares are expected to be sold on the NYSE through Morgan Stanley Smith Barney LLC.

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

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Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001380177
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	EMERGENT BIOSOLUTIONS INC.
SEC File Number	001-33137
Address of Issuer	300 Professional Drive Gaithersburg, MARYLAND 20879
Phone	(240) 631-3200
Name of Person for Whose Account the Securities are To Be Sold	RONALD RICHARD
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	32848	392334.78	52519964	12/05/2025	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	05/20/2022	Restricted Stock	Issuer			940	05/20/2022	Not Applicable
Common	05/19/2022	Restricted Stock	Issuer			1676	05/19/2022	Not Applicable
Common	05/24/2021	Restricted Stock	Issuer			1631	05/24/2021	Not Applicable
Common	05/20/2021	Restricted Stock	Issuer			941	05/20/2021	Not Applicable
Common	05/22/2022	Restricted Stock	Issuer			1912	05/22/2022	Not Applicable
Common	12/05/2025	Stock Option Exercise	Issuer			25748	12/05/2025	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	12/05/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Ronald B Richard
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)