STOCK TITAN

Archer Aviation (NYSE: ACHR) officer sells shares to cover taxes, exercises RSUs

Filing Impact
(Very High)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

Archer Aviation Chief Legal & Strategy Officer Eric Lentell reported a mix of stock transactions involving the company’s Class A common stock and restricted stock units. He sold 88,136 shares on May 15 and May 18, 2026 at weighted average prices of $6.0611 and $5.9527 per share. Footnotes state these sales were made solely to cover tax withholding obligations tied to vesting of restricted and performance restricted stock units, rather than discretionary open‑market selling. On May 15, 2026 he also exercised derivative awards to acquire 100,442 shares of Class A common stock at a conversion price of $0.00 per share and received a new grant of 87,617 restricted stock units. After these transactions, he holds 141,084 shares of Class A common stock directly, alongside ongoing RSU awards that vest in scheduled quarterly installments.

Positive

  • None.

Negative

  • None.
Insider Lentell Eric
Role Chief Legal & Strategy Officer
Sold 88,136 shs ($529K)
Type Security Shares Price Value
Sale Class A Common Stock 48,169 $5.9527 $287K
Grant/Award Restricted Stock Units 87,617 $0.00 --
Exercise Restricted Stock Units 7,301 $0.00 --
Exercise Restricted Stock Units 22,866 $0.00 --
Exercise Restricted Stock Units 19,796 $0.00 --
Exercise Restricted Stock Units 8,946 $0.00 --
Exercise Restricted Stock Units 26,096 $0.00 --
Exercise Restricted Stock Units 15,437 $0.00 --
Exercise Class A Common Stock 7,301 $0.00 --
Exercise Class A Common Stock 22,866 $0.00 --
Exercise Class A Common Stock 19,796 $0.00 --
Exercise Class A Common Stock 8,946 $0.00 --
Exercise Class A Common Stock 26,096 $0.00 --
Exercise Class A Common Stock 15,437 $0.00 --
Sale Class A Common Stock 39,967 $6.0611 $242K
Holdings After Transaction: Class A Common Stock — 141,084 shares (Direct, null); Restricted Stock Units — 87,617 shares (Direct, null)
Footnotes (1)
  1. Represents shares of Class A Common Stock sold to satisfy tax withholding obligations incurred in connection with the vesting of performance restricted stock units, which was separately reported on a Form 4 filed with the U.S. Securities and Exchange Commission on April 22, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.005 to $6.135 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote and in footnote 4 of this Form 4. Represents shares of Class A Common Stock sold to satisfy tax withholding obligations incurred in connection with the vesting of restricted stock units. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.87 to $6.13 per share, inclusive. Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer. The award shall vest as to 1/12 of the total award beginning on May 15, 2026, and thereafter quarterly on August 15th, November 15th, March 1st, May 15th. These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date. The award vested or vests as to: (i) 1/4 of the total award on August 15, 2023; and (ii) 1/16 of the total award quarterly thereafter on November 15, March 1, May 15, and August 15. The award vested or vests quarterly as to 1/16 of the total award, with the first tranche vested on May 15, 2023, and thereafter on August 15, November 15, March 1, and May 15. The award vested or vests quarterly as to 1/16 of the total award, with the first tranche vested on May 15, 2024, and thereafter on August 15, November 15, March 1, and May 15. The award vested or vests quarterly as to 1/12 of the total award, with the first tranche vested on March 1, 2025, and thereafter on May 15, August 15, November 15, and March 1. The award vested or vests quarterly as to 1/12 of the total award, with the first tranche vested on March 1, 2026, and thereafter on May 15, August 15, November 15, and March 1.
Shares sold for taxes 88,136 shares Class A common stock sales on May 15 and 18, 2026
Sale price May 15, 2026 $6.0611 per share Weighted average price for Class A share sale
Sale price May 18, 2026 $5.9527 per share Weighted average price for Class A share sale
Shares from exercises 100,442 shares Class A common stock acquired via derivative exercises
New RSU grant 87,617 units Restricted stock units granted May 15, 2026
Post-transaction holdings 141,084 shares Class A common stock directly owned after transactions
RSU sale price range $5.87–$6.13 per share Price range for tax-withholding share sales
PRSU sale price range $6.005–$6.135 per share Price range linked to performance RSU vesting
performance restricted stock units financial
"vesting of performance restricted stock units, which was separately reported on a Form 4"
Performance restricted stock units (PRSUs) are promises to deliver company shares to employees or executives only if the business meets specific performance targets and any time-based holding rules. Think of them as a bonus that converts into stock only after set goals are reached, so investors watch PRSUs for two reasons: they can dilute existing shares if paid out, and they signal how closely management’s pay is tied to company performance.
tax withholding obligations financial
"shares of Class A Common Stock sold to satisfy tax withholding obligations incurred in connection with the vesting"
weighted average price financial
"The price reported 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.
restricted stock units financial
"Represents shares of Class A Common Stock sold to satisfy tax withholding obligations incurred in connection with the vesting of restricted stock units."
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.
contingent right to receive one share financial
"Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock"
vesting date financial
"These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date."
SEC Form 4
FORM 4UNITED 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).
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*
Lentell Eric

(Last)(First)(Middle)
C/O ARCHER AVIATION INC.
190 WEST TASMAN DRIVE

(Street)
SAN JOSE CALIFORNIA 95134

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Archer Aviation Inc. [ ACHR ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief Legal & Strategy Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
05/15/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Class A Common Stock05/15/2026M7,301A$0136,079D
Class A Common Stock05/15/2026M22,866A$0158,945D
Class A Common Stock05/15/2026M19,796A$0178,741D
Class A Common Stock05/15/2026M8,946A$0187,687D
Class A Common Stock05/15/2026M26,096A$0213,783D
Class A Common Stock05/15/2026M15,437A$0229,220D
Class A Common Stock05/15/2026S(1)39,967D$6.0611(2)189,253D
Class A Common Stock05/18/2026S(3)48,169D$5.9527(4)141,084D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Restricted Stock Units(5)05/15/2026A87,617 (6) (7)Class A Common Stock87,617$087,617D
Restricted Stock Units(5)05/15/2026M7,301 (6) (7)Class A Common Stock7,301$080,316D
Restricted Stock Units(5)05/15/2026M22,866 (8) (7)Class A Common Stock22,866$022,866D
Restricted Stock Units(5)05/15/2026M19,796 (9) (7)Class A Common Stock19,796$059,390D
Restricted Stock Units(5)05/15/2026M8,946 (10) (7)Class A Common Stock8,946$062,618D
Restricted Stock Units(5)05/15/2026M26,096 (11) (7)Class A Common Stock26,096$0156,576D
Restricted Stock Units(5)05/15/2026M15,437 (12) (7)Class A Common Stock15,437$0154,364D
Explanation of Responses:
1. Represents shares of Class A Common Stock sold to satisfy tax withholding obligations incurred in connection with the vesting of performance restricted stock units, which was separately reported on a Form 4 filed with the U.S. Securities and Exchange Commission on April 22, 2026.
2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.005 to $6.135 per share, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote and in footnote 4 of this Form 4.
3. Represents shares of Class A Common Stock sold to satisfy tax withholding obligations incurred in connection with the vesting of restricted stock units.
4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.87 to $6.13 per share, inclusive.
5. Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A Common Stock, subject to the reporting person's continued status as a service provider to the Issuer.
6. The award shall vest as to 1/12 of the total award beginning on May 15, 2026, and thereafter quarterly on August 15th, November 15th, March 1st, May 15th.
7. These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date.
8. The award vested or vests as to: (i) 1/4 of the total award on August 15, 2023; and (ii) 1/16 of the total award quarterly thereafter on November 15, March 1, May 15, and August 15.
9. The award vested or vests quarterly as to 1/16 of the total award, with the first tranche vested on May 15, 2023, and thereafter on August 15, November 15, March 1, and May 15.
10. The award vested or vests quarterly as to 1/16 of the total award, with the first tranche vested on May 15, 2024, and thereafter on August 15, November 15, March 1, and May 15.
11. The award vested or vests quarterly as to 1/12 of the total award, with the first tranche vested on March 1, 2025, and thereafter on May 15, August 15, November 15, and March 1.
12. The award vested or vests quarterly as to 1/12 of the total award, with the first tranche vested on March 1, 2026, and thereafter on May 15, August 15, November 15, and March 1.
/s/ Eric Lentell05/19/2026
** Signature of Reporting PersonDate
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 transactions did ACHR executive Eric Lentell report on this Form 4?

Eric Lentell reported selling 88,136 shares of Archer Aviation Class A common stock and acquiring shares through derivative exercises and a new 87,617-unit restricted stock unit grant, all dated around May 15–18, 2026, as disclosed in the Form 4.

Were Eric Lentell’s ACHR share sales discretionary open-market sales?

The filing states Lentell’s sales of 88,136 shares were to satisfy tax withholding obligations from vesting of restricted and performance restricted stock units, indicating they were tax-related dispositions rather than discretionary open-market sales for portfolio rebalancing.

At what prices did Eric Lentell sell Archer Aviation (ACHR) shares?

Reported weighted average sale prices were $6.0611 per share on May 15, 2026 and $5.9527 per share on May 18, 2026. Footnotes note the actual trades occurred in ranges between about $5.87 and $6.135 per share.

How many Archer Aviation shares does Eric Lentell hold after these transactions?

Following the reported trades, Lentell directly owns 141,084 shares of Archer Aviation Class A common stock. He also holds restricted stock units that convert into additional shares over time as they vest according to the schedules described in the footnotes.

What derivative awards did Eric Lentell exercise or receive for ACHR?

Lentell exercised derivative awards, including restricted stock units, to acquire 100,442 shares of Class A common stock at a $0.00 conversion price and received a new grant of 87,617 restricted stock units, each representing a right to one share upon vesting.

How do Eric Lentell’s restricted stock units in ACHR vest over time?

Footnotes explain various RSU awards vest in scheduled installments, such as 1/12 or 1/16 of the total award on specific quarterly dates like May 15, August 15, November 15, and March 1, conditioned on continued service.