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ACHR SEC Filing News — Archer Aviation Inc.

Latest SEC filings for Archer Aviation Inc. (ACHR) explained in plain English: insider buying and selling (Form 4), proposed insider sales (Form 144), material company events (8-K), and quarterly & annual reports (10-Q / 10-K). Sourced directly from SEC EDGAR.

What you’re looking at: Each item below is parsed from an actual SEC filing. Form 4 = confirmed insider transaction · Form 144 = proposed sale notice · 8-K = material event (earnings, M&A, leadership change, etc.) · 10-Q / 10-K = quarterly / annual report.
Form 4 Tax / Compensation Filing 2026-04-22

ACHR insider Form 4 filed for equity award, exercise, or tax withholding

Muniz Thomas Paul (CHIEF TECHNOLOGY OFFICER) filed a Form 4 covering compensation-related activity such as stock awards, option exercises, conversions, or tax withholding. These filings are usually neutral.

Filing: Form 4 (Insider Transaction) Insider: Muniz Thomas Paul (CHIEF TECHNOLOGY OFFICER) Shares: 78,659
Form 4 Tax / Compensation Filing 2026-04-22

ACHR insider Form 4 filed for equity award, exercise, or tax withholding

Lentell Eric (Chief Legal & Strategy Officer) filed a Form 4 covering compensation-related activity such as stock awards, option exercises, conversions, or tax withholding. These filings are usually neutral.

Filing: Form 4 (Insider Transaction) Insider: Lentell Eric (Chief Legal & Strategy Officer) Shares: 78,659
Form 4 Insider Selling 2026-03-31

ACHR insider Lentell Eric (Chief Legal & Strategy Officer) sold 100,000 shares (~$533.0K)

Lentell Eric, listed as Chief Legal & Strategy Officer at Archer Aviation Inc., reported an open-market sale of 100,000 ACHR shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: Lentell Eric (Chief Legal & Strategy Officer) Shares: 100,000 Est. Value: $533.0K
Form 144 Proposed Insider Sale 2026-03-27

ACHR Form 144 filed for proposed insider sale by Lentell Eric (50,000 shares) ~$530.0K

Lentell Eric filed a Form 144 with the SEC indicating intent to sell ACHR (Archer Aviation Inc.) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4.

Filing: Form 144 (Proposed Sale Notice) Insider: Lentell Eric Shares: 50,000 Est. Value: $530.0K
Form 144 Proposed Insider Sale 2026-03-26

ACHR Form 144 filed for proposed insider sale by Lentell Eric (50,000 shares) ~$536.0K

Lentell Eric filed a Form 144 with the SEC indicating intent to sell ACHR (Archer Aviation Inc.) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4.

Filing: Form 144 (Proposed Sale Notice) Insider: Lentell Eric Shares: 50,000 Est. Value: $536.0K
Form 8-K Material Company Update 2026-03-19

ACHR filed 8-K — material company event

Archer Aviation Inc. filed an 8-K with the SEC reporting a material event. Filing excerpt: XBRL Viewer

Filing: 8-K (Material Event)
Form 4 Insider Selling 2026-03-16

ACHR insider Perkins Tosha (CHIEF ADMINISTRATIVE OFFICER) sold 10,949 shares (~$68.7K)

Perkins Tosha, listed as CHIEF ADMINISTRATIVE OFFICER at Archer Aviation Inc., reported an open-market sale of 10,949 ACHR shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: Perkins Tosha (CHIEF ADMINISTRATIVE OFFICER) Shares: 10,949 Est. Value: $68.7K
Form 4 Insider Selling 2026-03-16

ACHR insider Muniz Thomas Paul (CHIEF TECHNOLOGY OFFICER) sold 9,580 shares (~$60.1K)

Muniz Thomas Paul, listed as CHIEF TECHNOLOGY OFFICER at Archer Aviation Inc., reported an open-market sale of 9,580 ACHR shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: Muniz Thomas Paul (CHIEF TECHNOLOGY OFFICER) Shares: 9,580 Est. Value: $60.1K
Form 4 Insider Selling 2026-03-16

ACHR insider Lentell Eric (Chief Legal & Strategy Officer) sold 8,059 shares (~$50.6K)

Lentell Eric, listed as Chief Legal & Strategy Officer at Archer Aviation Inc., reported an open-market sale of 8,059 ACHR shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: Lentell Eric (Chief Legal & Strategy Officer) Shares: 8,059 Est. Value: $50.6K
Form 4 Insider Selling 2026-03-16

ACHR insider Gupta Priya (Interim CFO) sold 7,263 shares (~$45.6K)

Gupta Priya, listed as Interim CFO at Archer Aviation Inc., reported an open-market sale of 7,263 ACHR shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: Gupta Priya (Interim CFO) Shares: 7,263 Est. Value: $45.6K
Form 144 Proposed Insider Sale 2026-03-13

ACHR Form 144 filed for proposed insider sale by Muniz Thomas Paul (9,580 shares) ~$120.2K

Muniz Thomas Paul filed a Form 144 with the SEC indicating intent to sell ACHR (Archer Aviation Inc.) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4.

Filing: Form 144 (Proposed Sale Notice) Insider: Muniz Thomas Paul Shares: 9,580 Est. Value: $120.2K
Form 144 Proposed Insider Sale 2026-03-13

ACHR Form 144 filed for proposed insider sale by Perkins Tosha (10,949 shares) ~$137.4K

Perkins Tosha filed a Form 144 with the SEC indicating intent to sell ACHR (Archer Aviation Inc.) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4.

Filing: Form 144 (Proposed Sale Notice) Insider: Perkins Tosha Shares: 10,949 Est. Value: $137.4K
Form 144 Proposed Insider Sale 2026-03-13

ACHR Form 144 filed for proposed insider sale by Gupta Priya (7,263 shares) ~$91.1K

Gupta Priya filed a Form 144 with the SEC indicating intent to sell ACHR (Archer Aviation Inc.) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4.

Filing: Form 144 (Proposed Sale Notice) Insider: Gupta Priya Shares: 7,263 Est. Value: $91.1K
Form 144 Proposed Insider Sale 2026-03-13

ACHR Form 144 filed for proposed insider sale by Lentell Eric (8,059 shares) ~$101.1K

Lentell Eric filed a Form 144 with the SEC indicating intent to sell ACHR (Archer Aviation Inc.) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4.

Filing: Form 144 (Proposed Sale Notice) Insider: Lentell Eric Shares: 8,059 Est. Value: $101.1K
Form 4 Tax / Compensation Filing 2026-03-12

ACHR insider Form 4 filed for equity award, exercise, or tax withholding

Perkins Tosha (CHIEF ADMINISTRATIVE OFFICER) filed a Form 4 covering compensation-related activity such as stock awards, option exercises, conversions, or tax withholding. These filings are usually neutral.

Filing: Form 4 (Insider Transaction) Insider: Perkins Tosha (CHIEF ADMINISTRATIVE OFFICER) Shares: 18,695
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