Proposed sale of vested restricted ADTN shares (NASDAQ: ADTN)

Rhea-AI Filing Summary

ADTN filed a Form 144 notifying a proposed sale of Common Stock tied to restricted stock vesting under a registered plan.

The filing lists specific vesting dates and share amounts (e.g., 11/09/2020: 1,620 shares; 11/11/2020: 3,880 shares; additional dates include 11/12/2020, 11/15/2020, 12/04/2020, and 03/09/2021).

Insights

Securities Compliance Counsel

Routine Form 144 notice of proposed sale of vested restricted shares.

The extract lists multiple vesting events for Common Stock described as "Restricted stock vesting under a registered plan" with discrete share counts tied to specific dates. The filing appears procedural, notifying the market of intended sales under Rule 144 frameworks.

Timing and aggregate proceeds are not shown in the excerpt; subsequent filings or sales reports would disclose completed transactions and cash‑flow recipients.

Key Figures

Vesting shares 11/09/2020: 1,620 shares Vesting shares 11/11/2020: 3,880 shares Vesting shares 11/12/2020: 1,143 shares +3 more

6 metrics

Vesting shares 11/09/2020 1,620 shares Restricted stock vesting under a registered plan

Vesting shares 11/11/2020 3,880 shares Restricted stock vesting under a registered plan

Vesting shares 11/12/2020 1,143 shares Restricted stock vesting under a registered plan

Vesting shares 11/15/2020 2,611 shares Restricted stock vesting under a registered plan

Vesting shares 12/04/2020 26 shares Restricted stock vesting under a registered plan

Vesting shares 03/09/2021 52 shares Restricted stock vesting under a registered plan

Key Terms

Form 144, Restricted stock vesting, registered plan, Services Rendered

4 terms

Form 144 regulatory

"144: Securities Sold During The Past 3 Months"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Restricted stock vesting financial

"Restricted stock vesting under a registered plan"

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.

registered plan regulatory

"Restricted stock vesting under a registered plan"

A registered plan is a savings or investment account that a government recognizes for special tax treatment and rules, such as limits on how much you can put in and conditions for withdrawals. For investors it matters because those rules change how much of your gains are taxed, how quickly your money can be accessed and what strategies make sense — like a labeled jar that gives tax breaks but comes with rules about when and how you can take the money out.

Services Rendered financial

"11/09/2020 | Services Rendered"

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

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

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	9332	137409.03	80998100	05/20/2026	NASDAQ

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	11/09/2020	Restricted stock vesting under a registered plan	Issuer			1620	11/09/2020	Services Rendered
Common	11/11/2020	Restricted stock vesting under a registered plan	Issuer			3880	11/11/2020	Services Rendered
Common	11/12/2020	Restricted stock vesting under a registered plan	Issuer			1143	11/12/2020	Services Rendered
Common	11/15/2020	Restricted stock vesting under a registered plan	Issuer			2611	11/15/2020	Services Rendered
Common	12/04/2020	Restricted stock vesting under a registered plan	Issuer			26	12/04/2020	Services Rendered
Common	03/09/2021	Restricted stock vesting under a registered plan	Issuer			52	03/09/2021	Services Rendered

* 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

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does the ADTN Form 144 report?

The Form 144 reports proposed sales of Common Stock arising from restricted stock vesting under a registered plan. The excerpt lists specific vesting dates and share counts, indicating the securities the holder intends to offer for sale.

Which vesting dates and share amounts are listed in ADTN's excerpt?

The excerpt lists vesting events on 11/09/2020 (1,620 shares), 11/11/2020 (3,880 shares), 11/12/2020 (1,143 shares), and others through 03/09/2021. Each line is labeled "Services Rendered."

Does the Form 144 excerpt state who will receive proceeds for ADTN?

The excerpt identifies the issuer and lists the securities as vesting under a registered plan but does not state the cash‑flow recipient or how proceeds will be used. The text labels transactions as "Issuer" in the table.

Is the ADTN filing unusual or routine?

Based on the excerpt, this appears routine: it notifies proposed sales of vested restricted shares under a registered plan. The filing lists dates and amounts without additional material events or qualifiers in the provided text.