GUPTA PRIYA (Interim CFO) sold 5.0% of their position (9.86K shares) of ARCHER AVIATION INC. on the open market

Open‑market sale worth $58.7K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale

GUPTA PRIYA

Filed: 5/20/2026ACC: 0002036956-26-000012

InsiderGUPTA PRIYACIK 2036956

→

IssuerARCHER AVIATION INC.CIK 1824502

Officer· Interim CFO

Since Mar 2026

-9.86K

Net shares

Net seller

$58.7K

Total sold

Open market trades

0B · 1S

Total transactions

20.40K acquired · 30.26K disposed

Non-Derivative Transactions4

Class A Common Stock

Direct

M · Option Exercise

+3.58K

Price / share

—

Trade value

—

% of position

2.0%

5/15/2026

178.51K→182.09K

Class A Common Stock

Direct

M · Option Exercise

+6.52K

Price / share

—

Trade value

—

% of position

3.6%

5/15/2026

182.09K→188.62K

Class A Common Stock

Direct

M · Option Exercise

+10.29K

Price / share

—

Trade value

—

% of position

5.5%

5/15/2026

188.62K→198.91K

Class A Common Stock

Direct

S · Sale

−9.86K

Price / share

$5.95

Trade value

$58.69K

% of position

5.0%

5/18/2026

198.91K→189.05K

Total

Net shares

+10.54K

Net value

-$58.69K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Class A Common Stock Direct	5/15/2026	M · Option Exercise	+3.58K	—	—	2.0%	178.51K	182.09K
Class A Common Stock Direct	5/15/2026	M · Option Exercise	+6.52K	—	—	3.6%	182.09K	188.62K
Class A Common Stock Direct	5/15/2026	M · Option Exercise	+10.29K	—	—	5.5%	188.62K	198.91K
Class A Common Stock Direct	5/18/2026	S · Sale	−9.86K	$5.95	$58.69K	5.0%	198.91K	189.05K
Total			+10.54K		-$58.69K

Derivative Transactions3

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Class A Common Stock

3.58K shares

−3.58K

Strike price

Held after

10.75K

Exercisable

—

5/15/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Class A Common Stock

6.52K shares

−6.52K

Strike price

Held after

39.14K

Exercisable

—

5/15/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Class A Common Stock

10.29K shares

−10.29K

Strike price

Held after

102.91K

Exercisable

—

5/15/2026

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Restricted Stock Units Direct	Class A Common Stock3.58K shares	5/15/2026	M · Option Exercise	−3.58K	—	10.75K
Restricted Stock Units Direct	Class A Common Stock6.52K shares	5/15/2026	M · Option Exercise	−6.52K	—	39.14K
Restricted Stock Units Direct	Class A Common Stock10.29K shares	5/15/2026	M · Option Exercise	−10.29K	—	102.91K