Archer Aviation (NYSE: ACHR) CAO vests first 2025 PRSU tranche

Rhea-AI Filing Summary

Archer Aviation Inc. chief administrative officer Tosha Perkins acquired 18,695 shares of Class A common stock as a performance-based equity award. The shares relate to the first of three tranches of a 2025 performance restricted stock unit award, tied to relative total stockholder return and continued service. On March 10, 2026, the compensation committee certified this first tranche at 53.73% of the target amount, causing it to fully vest and become eligible for share settlement. Following this award, Perkins directly holds 395,717 Archer Aviation shares.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Perkins Tosha

Role CHIEF ADMINISTRATIVE OFFICER

Type	Security	Shares	Price	Value
Grant/Award	Class A Common Stock	18,695	$0.00	--

Holdings After Transaction: Class A Common Stock — 395,717 shares (Direct)

Footnotes (1)

1. The reported transaction represents the certification of achievement of the first of three tranches of a performance-based restricted stock unit award granted to the reporting person by the Issuer's compensation committee on February 17, 2025 (the "2025 PRSU Award"). Vesting of each tranche of the 2025 PRSU Award is based on relative total stockholder return and is subject to the reporting person's continued service through the certification date of achievement of the relevant tranche. On March 10, 2026 (the "Certification Date"), the Issuer's compensation committee certified achievement of the first tranche of the 2025 PRSU Award, resulting in one-third of the 2025 PRSU Award becoming earned at 53.73% of the target amount granted. The performance restricted stock units comprising the first tranche of the 2025 PRSU Award so earned are fully vested and may be settled for shares of the Issuer's Class A common stock on the Certification Date.

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
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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^*

Perkins Tosha

(Last) (First) (Middle)

C/O ARCHER AVIATION INC.

190 WEST TASMAN DRIVE

(Street)

SAN JOSE CA 95134

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Archer Aviation Inc. [ ACHR ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CHIEF ADMINISTRATIVE OFFICER

3. Date of Earliest Transaction (Month/Day/Year)
03/10/2026

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

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

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

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
Class A Common Stock	03/10/2026		A(1)(2)		18,695	A	$0	395,717	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. The reported transaction represents the certification of achievement of the first of three tranches of a performance-based restricted stock unit award granted to the reporting person by the Issuer's compensation committee on February 17, 2025 (the "2025 PRSU Award"). Vesting of each tranche of the 2025 PRSU Award is based on relative total stockholder return and is subject to the reporting person's continued service through the certification date of achievement of the relevant tranche.

2. On March 10, 2026 (the "Certification Date"), the Issuer's compensation committee certified achievement of the first tranche of the 2025 PRSU Award, resulting in one-third of the 2025 PRSU Award becoming earned at 53.73% of the target amount granted. The performance restricted stock units comprising the first tranche of the 2025 PRSU Award so earned are fully vested and may be settled for shares of the Issuer's Class A common stock on the Certification Date.

	/s/ Eric Lentell, Attorney-in-Fact for Tosha Perkins	03/12/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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FAQ

What insider transaction did Archer Aviation (ACHR) report for Tosha Perkins?

Archer Aviation reported that chief administrative officer Tosha Perkins acquired 18,695 shares of Class A common stock. The shares came from a performance-based restricted stock unit award that vested upon achievement of defined stockholder return goals and certification by the compensation committee.

Was the Archer Aviation (ACHR) transaction an open-market stock purchase?

No, this was not an open-market purchase. 18,695 shares were acquired at a $0 price per share as part of a performance-based restricted stock unit award, reflecting compensation tied to performance, not a discretionary cash investment in Archer Aviation shares.

How is the Archer Aviation (ACHR) 2025 PRSU Award structured for Tosha Perkins?

The 2025 PRSU Award for Tosha Perkins consists of three performance-based tranches. Vesting of each tranche depends on relative total stockholder return and the executive’s continued service through the relevant certification date, as determined by Archer Aviation’s compensation committee.

What performance level was achieved for the first 2025 PRSU tranche at Archer Aviation (ACHR)?

On March 10, 2026, Archer Aviation’s compensation committee certified the first tranche at 53.73% of the target amount granted. That certification caused performance restricted stock units in this tranche to become fully vested and eligible to be settled for Class A common shares.

How many Archer Aviation (ACHR) shares does Tosha Perkins hold after this grant?

After this performance-based share award, chief administrative officer Tosha Perkins directly holds 395,717 shares of Archer Aviation Class A common stock. This total includes the newly vested shares from the first tranche of the 2025 performance restricted stock unit award.

What triggers vesting of future tranches of the Archer Aviation (ACHR) 2025 PRSU Award?

Future tranches of the 2025 PRSU Award will vest based on relative total stockholder return and Tosha Perkins’ continued service through each tranche’s certification date. The compensation committee will determine and certify whether the applicable performance conditions have been achieved.