NextNav officer plans sale of 1,576 shares

Rhea-AI Filing Summary

NEXTNAV INC. (NN) officer Sammaad Shams filed a Form 144 notice to sell 1,576 shares of common stock of NextNav Inc. The shares are to be sold through Morgan Stanley Smith Barney LLC and were acquired on September 15, 2026 via Restricted Stock Units granted by the issuer.

The filing also reports prior Rule 10b5-1 plan sales over the past three months: 430 shares of common stock on September 16, 2026 and 2,006 shares on June 29, 2026, both for the account of Sammaad Shams.

Key Figures

Planned shares to be sold: 1,576 shares of common stock Aggregate market value of planned sale: $23,041.12 Shares sold on September 16, 2026: 430 shares +3 more

6 metrics

Planned shares to be sold 1,576 shares of common stock Shares of NextNav Inc. proposed for sale under Rule 144

Aggregate market value of planned sale $23,041.12 Estimated value of 1,576 NN shares covered by the Form 144

Shares sold on September 16, 2026 430 shares Rule 10b5-1 sale of NextNav Inc. common stock

Proceeds from September 16, 2026 sale $6,359.70 Amount received for 430 NN shares sold

Shares sold on June 29, 2026 2,006 shares Rule 10b5-1 sale of NextNav Inc. common stock

Proceeds from June 29, 2026 sale $35,777.81 Amount received for 2,006 NN shares sold

Key Terms

Rule 144, Restricted Stock Units, 10b5-1, Executive Financial Services

4 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 Units financial

"Restricted Stock Units | Issuer | | | 1576 | 09/15/2026"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

10b5-1 regulatory

"10b5-1 Sales for SAMMAAD SHAMS 11911 Freedom Dr."

A 10b5-1 plan is a pre-set schedule that lets company insiders buy or sell shares according to written instructions made when they do not possess material, nonpublic information. Think of it as a timed automatic payment for stock trades: it helps insiders avoid accusations of trading on secret information and gives outside investors a clearer signal about whether sales are routine or potentially informative about the company’s prospects.

Executive Financial Services financial

"Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza"

FAQ

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

What does the Form 144 filing by NN’s officer Sammaad Shams disclose?

It discloses an intention to sell 1,576 shares of NextNav Inc. common stock under Rule 144 through Morgan Stanley Smith Barney LLC, with the shares having been acquired on September 15, 2026 via Restricted Stock Units granted by the issuer.

How many NN shares are proposed to be sold and at what aggregate value?

The notice covers a proposed sale of 1,576 shares of NextNav Inc. common stock with an aggregate market value of $23,041.12, to be sold through Morgan Stanley Smith Barney LLC on the NASDAQ market.

What prior sales of NN stock by Sammaad Shams are reported in this Form 144?

The filing reports two prior sales under a Rule 10b5-1 plan: 430 shares of common stock sold on September 16, 2026 for $6,359.70, and 2,006 shares sold on June 29, 2026 for $35,777.81.

How were the NN shares in the planned Form 144 sale acquired?

The 1,576 shares covered by the planned sale were acquired on September 15, 2026 through Restricted Stock Units granted by NextNav Inc. as the issuer, according to the Form 144 disclosure.

Which broker is handling the planned NN share sale in this Form 144?

The planned sale of 1,576 shares of NextNav Inc. common stock is to be executed through Morgan Stanley Smith Barney LLC Executive Financial Services, located at 1 New York Plaza, New York, as stated in the Form 144.

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

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Available on EDGAR 09/17/2026 - 04:36 PM Accepted by SEC EDGAR 09/17/2026 - 04:35 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	0001881628
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	NextNav Inc.
SEC File Number	001-40985
Address of Issuer	11911 Freedom Dr., Ste. 200 Reston VIRGINIA 20190
Phone	8007750982
Name of Person for Whose Account the Securities are To Be Sold	SAMMAAD SHAMS
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	1576	23041.12	168809910	09/17/2026	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	09/15/2026	Restricted Stock Units	Issuer			1576	09/15/2026	N/A

* 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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
10b5-1 Sales for SAMMAAD SHAMS 11911 Freedom Dr., Ste. 200 Reston VA 20190	Common	09/16/2026	430	6359.70
10b5-1 Sales for SAMMAAD SHAMS 11911 Freedom Dr., Ste. 200 Reston VA 20190	Common	06/29/2026	2006	35777.81

144: Remarks and Signature

Remarks
Date of Notice	09/17/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	03/30/2026
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/ Sammaad Shams
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)