Archer Aviation (NYSE: ACHR) officer lines up $631K stock sale

Rhea-AI Filing Summary

Archer Aviation Inc. (ACHR) is the issuer for a Rule 144 notice filed for officer Eric Lentell, covering potential sales of 100,000 Class A shares of Archer common stock through Fidelity Brokerage Services LLC, with an aggregate market value of approximately $631,000 as referenced in the filing.

The notice lists recent sales over the prior three months, including 3,754 Class A shares for about $18,764 on June 11, 2026 and 52,762 Class A shares for about $338,352 on August 17, 2026. It also identifies multiple future restricted stock vesting events as sources of shares.

Key Figures

Shares covered by notice: 100000 Class A shares Aggregate market value: $631000.00 Recent sale 1 – shares: 3754 Class A shares +4 more

7 metrics

Shares covered by notice 100000 Class A shares Number of Archer Aviation Inc. Class A shares referenced in the Form 144

Aggregate market value $631000.00 Aggregate market value of the 100,000 Class A shares referenced

Recent sale 1 – shares 3754 Class A shares Shares sold on 06/11/2026

Recent sale 1 – value $18763.99 Value of shares sold on 06/11/2026

Recent sale 2 – shares 52762 Class A shares Shares sold on 08/17/2026

Recent sale 2 – value $338352.16 Value of shares sold on 08/17/2026

Restricted stock vesting example 33896 Class A shares Restricted stock vesting tranche dated 03/04/2026

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

"Class A | 02/17/2026 | 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 Eric Lentell"

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

What does the Form 144 filing mean for Archer Aviation Inc. (ACHR)?

The Form 144 relates to potential insider sales of Archer Aviation Inc. Class A shares by officer Eric Lentell. It provides advance notice of planned sales under SEC Rule 144, detailing share amounts, recent sales, and sources such as restricted stock vesting.

How many Archer Aviation (ACHR) shares are covered by this Form 144?

The notice covers a potential sale of 100,000 Class A shares of Archer Aviation Inc. The filing also lists prior three‑month sales and future restricted stock vesting events that may provide shares, but the 100,000 figure is the primary amount referenced.

Who is selling Archer Aviation (ACHR) shares in this Form 144?

The Form 144 is filed for Eric Lentell, identified as an officer of Archer Aviation Inc. The document is signed by Daniel Tucci as a duly authorized representative of Fidelity Brokerage Services LLC, acting as attorney-in-fact for Lentell.

What recent ACHR share sales are disclosed for Eric Lentell?

The filing lists sales of 3,754 Class A shares for about $18,763.99 on June 11, 2026 and 52,762 Class A shares for about $338,352.16 on August 17, 2026. These transactions occurred within the past three months referenced in the notice.

What are the sources of Archer Aviation (ACHR) shares to be sold under this Form 144?

Shares are expected to come from several restricted stock vesting events in 2026, each tied to compensation from the issuer. The schedule includes vesting tranches in February, March, and May 2026 with specific Class A share amounts listed.

Which broker is involved in the planned Archer Aviation (ACHR) share sales?

The filing identifies Fidelity Brokerage Services LLC as the broker handling the Class A Archer Aviation Inc. shares. Fidelity’s representative Daniel Tucci signs the notice as attorney-in-fact for officer Eric Lentell regarding the planned Rule 144 sales.

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

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Available on EDGAR 08/20/2026 - 01:05 PM Accepted by SEC EDGAR 08/20/2026 - 01:04 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	0002016416
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	Archer Aviation Inc.
SEC File Number	001-39668
Address of Issuer	190 WEST TASMAN DRIVE SAN JOSE CALIFORNIA 95134
Phone	650-272-3233
Name of Person for Whose Account the Securities are To Be Sold	Lentell Eric
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
Class A	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	100000	631000.00	770023800	08/20/2026	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 *
Class A	02/17/2026	Restricted Stock Vesting	Issuer			10636	02/17/2026	Compensation
Class A	03/04/2026	Restricted Stock Vesting	33896			39483	03/04/2026	Compensation
Class A	05/14/2026	Restricted Stock Vesting	Issuer			38692	05/14/2026	Compensation
Class A	05/15/2026	Restricted Stock Vesting	Issuer			11189	05/15/2026	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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Eric Lentell 190 West Tasman Drive San Jose CA 95134	Class A	06/11/2026	3754	18763.99
Eric Lentell 190 West Tasman Drive San Jose CA 95134	Class A	08/17/2026	52762	338352.16

144: Remarks and Signature

Remarks
Date of Notice	08/20/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	05/22/2026
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/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Eric Lentell
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)