Archer Aviation Inc. (ACHR) Insider Trading
Over the last 3 months, ACHR insiders made 0 open-market buys and 6 sales, a net sale of -$1.5M (SEC Form 4). Over the last 6 months, 364 institutions increased and 311 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
6
Net (3m)
-$1.5M
Insider trades by month Buys Sells
Nov
Jan
Mar
May
Jun
Aug
Context3-month price -16.6%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Aug 21, 2026 | Lentell Ericofficer: Chief Strategy Officer | Sell | 100,000 | $6.31 |
| Aug 18, 2026 | Lentell Ericofficer: Chief Legal & Strategy Officer | Sell | 52,762 | $6.41 |
| Aug 18, 2026 | Lentell Ericofficer: Chief Legal & Strategy Officer | Option | 22,866 | — |
| Aug 18, 2026 | Lentell Ericofficer: Chief Legal & Strategy Officer | Option | 15,437 | — |
| Aug 18, 2026 | Rungta Harshofficer: Chief Accounting Officer | Sell | 13,880 | $6.41 |
| Aug 18, 2026 | Rungta Harshofficer: Chief Accounting Officer | Option | 12,412 | — |
| Aug 18, 2026 | Gupta Priyaofficer: Interim CFO | Option | 6,524 | — |
| Aug 18, 2026 | Rungta Harshofficer: Chief Accounting Officer | Option | 21,754 | — |
| Aug 18, 2026 | Gupta Priyaofficer: Interim CFO | Option | 3,583 | — |
| Aug 18, 2026 | Lyon Benjaminofficer: President, Aircraft OEM | Sell | 50,188 | $6.41 |
| Aug 18, 2026 | Lentell Ericofficer: Chief Legal & Strategy Officer | Option | 8,946 | — |
| Aug 18, 2026 | Gupta Priyaofficer: Interim CFO | Option | 10,291 | — |
| Aug 18, 2026 | Lyon Benjaminofficer: President, Aircraft OEM | Option | 41,164 | — |
| Aug 18, 2026 | Lentell Ericofficer: Chief Legal & Strategy Officer | Option | 26,096 | — |
| Aug 18, 2026 | Lyon Benjaminofficer: President, Aircraft OEM | Option | 54,383 | — |
| Aug 18, 2026 | Lentell Ericofficer: Chief Legal & Strategy Officer | Option | 7,301 | — |
| Aug 18, 2026 | Gupta Priyaofficer: Interim CFO | Sell | 10,015 | $6.41 |
| Aug 18, 2026 | Lentell Ericofficer: Chief Legal & Strategy Officer | Option | 19,797 | — |
| Jun 30, 2026 | Diaz Fred Mdirector | Option | 19,102 | — |
| Jun 30, 2026 | Pinelli Mariadirector | Grant | 40,983 | — |
| Jun 30, 2026 | MUNOZ OSCARdirector | Grant | 40,983 | — |
| Jun 30, 2026 | Spellacy Michaeldirector | Option | 19,102 | — |
| Jun 30, 2026 | Diaz Deborahdirector | Option | 19,102 | — |
| Jun 30, 2026 | Pinelli Mariadirector | Option | 19,102 | — |
| Jun 30, 2026 | Diaz Deborahdirector | Grant | 40,983 | — |
| Jun 30, 2026 | MUNOZ OSCARdirector | Option | 19,102 | — |
| Jun 30, 2026 | Diaz Fred Mdirector | Grant | 40,983 | — |
| Jun 15, 2026 | Lentell Ericofficer: Chief Legal & Strategy Officer | Sell | 3,754 | $5.00 |
| May 19, 2026 | Lentell Ericofficer: Chief Legal & Strategy Officer | Option | 22,866 | — |
| May 19, 2026 | Lentell Ericofficer: Chief Legal & Strategy Officer | Grant | 87,617 | — |
Source: ACHR SEC Form 4 filings, latest Aug 21, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their ACHR positions over the last 6 months (SEC Form 13F).
Increased
364
New positions
169
Reduced
311
Sold out
82
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| BlackRock, Inc. | Increased | 60.2M | Aug 7, 2026 |
| BLACKROCK, INC. | Increased | 58.9M | May 13, 2026 |
| STATE STREET CORP | Increased | 48.7M | Aug 7, 2026 |
| STATE STREET CORP | Increased | 43.6M | May 15, 2026 |
| ARK INVESTMENT MANAGEMENT LLC | Increased | 37.4M | May 12, 2026 |
| ARK Investment Management LLC | Reduced | 32.0M | Aug 14, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 29.1M | Aug 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 28.7M | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 24.5M | May 15, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 23.1M | May 8, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Increased | 18.1M | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 16.8M | Aug 12, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | 16.8M | Aug 14, 2026 |
| MORGAN STANLEY | Increased | 16.3M | Aug 13, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 14.6M | May 15, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.