Belden officer plans sale of 1,900 shares

Belden officer Brian Lieser has notified a planned Rule 144 sale of 1,900 vested compensation shares through a broker on the NYSE.

Available on EDGAR 09/15/2026 - 09:51 AM EDT Accepted by SEC EDGAR 09/15/2026 - 09:50 AM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

BELDEN INC. (BDC) has a planned Rule 144 sale by officer Brian Lieser of 1,900 shares of common stock. The shares arose from restricted stock vesting on August 30, 2025 as compensation, and are scheduled to be sold on September 15, 2026 through Fidelity Brokerage Services LLC on the NYSE.

Key Figures

Shares planned for sale: 1,900 shares Planned sale date: September 15, 2026 Vesting date of restricted stock: August 30, 2025 +1 more

4 metrics

Shares planned for sale 1,900 shares Common stock covered by the Rule 144 notice for Brian Lieser

Planned sale date September 15, 2026 Scheduled date of sale through Fidelity Brokerage Services LLC on the NYSE

Vesting date of restricted stock August 30, 2025 Date the 1,900 compensation shares vested as restricted stock

Security type Common stock Class of Belden Inc. securities covered by this Form 144 filing

Key Terms

Rule 144, restricted stock vesting, attorney-in-fact

3 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144"

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.

restricted stock vesting financial

"Common | 08/30/2025 | Restricted Stock Vesting | Issuer"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

attorney-in-fact regulatory

"as attorney-in-fact for Brian Lieser"

An attorney-in-fact is the person or entity given legal authority through a power of attorney to act on behalf of another for specific tasks, such as signing documents, voting shares, or handling transactions. For investors, this matters because it lets a trusted representative make timely decisions or complete paperwork when the owner cannot, much like handing keys to someone to run errands on your behalf—so checks on scope and limits of that authority are important.

FAQ

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

What does Belden Inc. (BDC)'s Form 144 filing disclose?

It discloses that officer Brian Lieser plans to sell 1,900 shares of Belden Inc. common stock under Rule 144, with the sale scheduled for September 15, 2026 through Fidelity Brokerage Services LLC on the NYSE.

How many Belden (BDC) shares are covered by this Form 144 notice?

The notice covers a proposed sale of 1,900 shares of Belden Inc. common stock. These shares are associated with restricted stock that vested on August 30, 2025 and were received as compensation from the issuer.

When are the Belden (BDC) shares expected to be sold under this Form 144?

The planned sale date disclosed is September 15, 2026. The sale is to be executed through Fidelity Brokerage Services LLC on the NYSE, subject to Rule 144 conditions.

How did the insider acquire the Belden (BDC) shares to be sold?

The 1,900 shares to be sold were acquired through restricted stock vesting on August 30, 2025. The issuer, Belden Inc., granted these shares as compensation to the officer.

Who is executing the Rule 144 sale for Belden (BDC) officer Brian Lieser?

The sale is to be executed through Fidelity Brokerage Services LLC. The Form 144 is signed by Daniel Tucci as a duly authorized representative of Fidelity, acting as attorney-in-fact for Brian Lieser.

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	0001967061
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	BELDEN INC.
SEC File Number	001-12561
Address of Issuer	1 NORTH BRENTWOOD BLVD 15TH FLOOR ST. LOUIS MISSOURI 63105
Phone	314-854-8000
Name of Person for Whose Account the Securities are To Be Sold	Lieser Brian
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	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	1900	217341.00	39078191	09/15/2026	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	08/30/2025	Restricted Stock Vesting	Issuer			1900	08/30/2025	Compensation

* 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	09/15/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	08/11/2025
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/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Brian Lieser
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)