Morgan Stanley files Rule 144 notice for 550 BIO shares

Morgan Stanley Smith Barney LLC submitted a Rule 144 notice to sell 550 shares of Common Stock of BIO.

Rhea-AI Filing Summary

Morgan Stanley Smith Barney LLC submitted a Rule 144 notice to sell 550 shares of Common Stock of BIO. The filing lists two restricted-stock lots: 157 shares dated 07/25/2025 and 393 shares dated 09/06/2025.

The notice identifies the securities as restricted stock and is recorded with a filing date of 05/11/2026.

Key Figures

Registered/offered shares: 550 shares Restricted stock lot: 157 shares Restricted stock lot: 393 shares +1 more

4 metrics

Registered/offered shares 550 shares Total listed for resale in the Form 144 notice

Restricted stock lot 157 shares Restricted stock dated <date>07/25/2025</date>

Restricted stock lot 393 shares Restricted stock dated <date>09/06/2025</date>

Filing date <date>05/11/2026</date> Date shown on the filing header

Key Terms

Restricted Stock, Rule 144, Issuer

3 terms

Restricted Stock financial

"Restricted Stock | Issuer | 157 | 07/25/2025"

Shares granted to an individual that carry limits on transfer or sale until certain conditions are met, such as staying with the company for a set time or hitting performance targets. Think of them as a locked gift that gradually opens; for investors they matter because they affect how many shares may enter the market later, signal management incentives and potential dilution, and reveal confidence in future company performance.

Rule 144 regulatory

"144: Securities To Be Sold"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Issuer financial

"Restricted Stock | Issuer | 393 | 09/06/2025"

FAQ

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

What does this Form 144 for BIO mean?

It notifies the SEC of a proposed resale of restricted shares. The filing lists 550 shares in two restricted-stock lots dated 07/25/2025 and 09/06/2025. It is a notice of intent, not proof of sale.

Who is the filer on the BIO Form 144?

The filer is Morgan Stanley Smith Barney LLC Executive Financial Services. The filing identifies them as the selling broker/dealer submitting a Rule 144 notice for the listed restricted shares.

How many BIO shares are listed and what are the lot dates?

The filing lists 550 shares in total. Those are shown as two restricted-stock lots: 157 shares dated 07/25/2025 and 393 shares dated 09/06/2025, per the filing.

Does the Form 144 confirm the shares were sold for BIO?

No — it is a notice of a proposed sale, not a confirmation of execution. The filing records intent under Rule 144; whether or when the shares are sold is not stated in the provided excerpt.

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

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Accepted by SEC EDGAR 05/11/2026 - 05:03 PM Learn about SEC filing dates

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	0002024911
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	BIO-RAD LABORATORIES, INC.
SEC File Number	001-07928
Address of Issuer	1000 ALFRED NOBEL DRIVE HERCULES CALIFORNIA 94547
Phone	510-724-7000
Name of Person for Whose Account the Securities are To Be Sold	EVA ENGELHARDT
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	Officer

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	550	135597.00	21700560	05/11/2026	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	07/25/2025	Restricted Stock	Issuer			157	07/25/2025	Not Applicable
Common	09/06/2025	Restricted Stock	Issuer			393	09/06/2025	Not Applicable

* 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	05/11/2026
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/ Eva Anette Engelhardt
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)