NEXTNAV (NN) CEO Sorond sells 2,830 shares in Rule 10b5-1 tax-related trade

Rhea-AI Filing Summary

NEXTNAV INC. CEO, President and Director Mariam Sorond reported an open-market sale of company stock. On June 16, 2026, Sorond sold 2,830 shares of Common Stock at a weighted average price of $18.3314 per share in multiple transactions within a disclosed price range. The filing states this sale was made under a pre-arranged Rule 10b5-1 sales plan, with proceeds intended to cover tax withholding obligations tied to vesting equity awards. Following the sale, Sorond directly holds 1,241,665 shares of NEXTNAV common stock.

Insider Trade Summary 10b5-1

Net Seller: 2,830 shares ($51,878)

Net Sell 1 txn

Insider Sorond Mariam

Role CEO, President and Director

Sold 2,830 shs ($52K)

Type	Security	Shares	Price	Value
Sale	Common Stock	2,830	$18.3314	$52K

Holdings After Transaction: Common Stock — 1,241,665 shares (Direct, null)

Footnotes (1)

1. This sale was effected pursuant to a Rule 10b5-1 sales plan adopted by the Reporting Person on December 22, 2025 and the proceeds are intended to be used to satisfy tax withholding obligations in connection with the vesting of the underlying equity awards. The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $18.18 to $18.46, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in Footnotes 2 and 3 to this Form 4.

Key Figures

Shares sold: 2,830 shares Weighted average sale price: $18.3314 per share Post-transaction holdings: 1,241,665 shares +2 more

5 metrics

Shares sold 2,830 shares Open-market sale on June 16, 2026

Weighted average sale price $18.3314 per share Common Stock sale

Post-transaction holdings 1,241,665 shares Common Stock directly held after sale

Trade price range $18.18–$18.46 per share Multiple sale transactions

Rule 10b5-1 plan adoption date December 22, 2025 Pre-arranged sales plan for this transaction

Key Terms

Rule 10b5-1, weighted average price, tax withholding obligations, equity awards

4 terms

Rule 10b5-1 regulatory

"This sale was effected pursuant to a Rule 10b5-1 sales plan adopted by the Reporting Person"

Rule 10b5-1 is a regulation that allows company insiders to buy or sell their shares at predetermined times, even if they have access to non-public information. It acts like setting a schedule in advance for transactions, helping prevent accusations of unfair trading. This rule provides a way for insiders to plan trades transparently, giving investors confidence that these transactions are not based on hidden information.

weighted average price financial

"The price in Column 4 is a weighted average price. These shares were sold in multiple transactions"

Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.

tax withholding obligations financial

"proceeds are intended to be used to satisfy tax withholding obligations in connection with the vesting"

equity awards financial

"tax withholding obligations in connection with the vesting of the underlying equity awards"

Equity awards are payments to employees or directors made in the form of company stock or rights to buy stock later, serving as a way to share ownership rather than cash. For investors, they matter because they align staff incentives with company performance, can increase the number of shares outstanding over time (which can reduce each share’s claim on profits), and create compensation costs that affect reported earnings.

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Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Sorond Mariam

(Last) (First) (Middle)

11911 FREEDOM DRIVE

SUITE 200

(Street)

RESTON VIRGINIA 20190

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
NEXTNAV INC. [ NN ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CEO, President and Director

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/16/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	06/16/2026		S(1)		2,830	D	$18.3314(2)	1,241,665	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. This sale was effected pursuant to a Rule 10b5-1 sales plan adopted by the Reporting Person on December 22, 2025 and the proceeds are intended to be used to satisfy tax withholding obligations in connection with the vesting of the underlying equity awards.

2. The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $18.18 to $18.46, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in Footnotes 2 and 3 to this Form 4.

	/s/ James Black, by power of attorney	06/18/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did NEXTNAV (NN) disclose for Mariam Sorond?

NEXTNAV reported that CEO, President and Director Mariam Sorond sold 2,830 shares of Common Stock in an open-market transaction. The sale was executed under a Rule 10b5-1 plan and relates to tax obligations from vesting equity awards.

How many NEXTNAV (NN) shares did Mariam Sorond sell and at what price?

Mariam Sorond sold 2,830 shares of NEXTNAV Common Stock at a weighted average price of $18.3314 per share. The filing notes multiple trades within a price range from $18.18 to $18.46, inclusive.

Why did Mariam Sorond’s sale of NEXTNAV (NN) stock occur under a Rule 10b5-1 plan?

The filing states the sale was executed under a Rule 10b5-1 sales plan adopted on December 22, 2025. Proceeds are intended to satisfy tax withholding obligations connected to the vesting of underlying equity awards rather than discretionary portfolio changes.

How many NEXTNAV (NN) shares does Mariam Sorond hold after the reported sale?

After selling 2,830 shares, Mariam Sorond directly holds 1,241,665 shares of NEXTNAV Common Stock. This post-transaction holding figure appears in the Form 4 and reflects her remaining direct ownership position following the transaction.

What does the weighted average price disclosure mean in the NEXTNAV (NN) Form 4?

The Form 4 notes that the $18.3314 figure is a weighted average sale price. Shares were sold in multiple trades between $18.18 and $18.46, and the insider offers to provide exact trade-by-trade breakdowns upon request to interested parties.