OTC · CIK 0001994624
STAI ScanTech AI Systems Inc.
Insider trading from SEC Form 4. Last filing Feb 12, 2026. Close $0.00 on Oct 9, 2026, +100% from the 52-week low and -100% from the high.
In brief
ScanTech AI Systems Inc. (STAI) has 18 SEC Form 4 filings on file from 8 insiders, the latest filed on Feb 12, 2026. No insider bought or sold on the open market in the last 90 days; rows filed in that time are grants, exercises, tax withholding and other transactions that carry no view on the price.
7 open-market trades have been scored at STAI. The newest: Seaport Global Asset Management LLC (10% owner) sold $34k of stock on Feb 10, 2026, filed Feb 12, 2026, scored 18 (weak). The largest of the 7 shown: Seaport Global Asset Management LLC (10% owner) sold $109k on Jul 29, 2025, scored 22 (weak).
Last 90 days
Price and insider trades, last year
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
Open-market buys and sells at ScanTech AI Systems Inc., scored.
| Score | Insider | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 18Weak | Seaport Global Asset Management LLC owner sell | $34k 70,000 shares | -9% | 0% from low-99% from high | |
| 12Weak | Seaport Global Asset Management LLC owner sell | $12k 3,000 shares | -0% | - | |
| 12Weak | Seaport Global Asset Management LLC owner sell | $13k 3,100 shares | -0% | - | |
| 22Weak | Seaport Global Asset Management LLC owner sell | $99k 143,628 shares | -1% | - | |
| 21Weak | Seaport Global Asset Management LLC owner sell | $91k 125,000 shares | -1% | - | |
| 19Weak | Seaport Global Asset Management LLC owner sell | $58k 115,000 shares | -1% | - | |
| 22Weak | Seaport Global Asset Management LLC owner sell | $109k 115,000 shares | -1% | - |
Transactions
Every row filed, 28 in all.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Feb 10, 2026 | Seaport Global Asset Management LLC owner | SOpen-market sale Common Stock, par value $0.0001 per shareindirect: See footnote | -70,000 | $0.49 | $34k | 731,867 | Feb 12, 2026 |
| Dec 22, 2025 | Seaport Global Asset Management LLC owner | SOpen-market sale Common Stock, par value $0.0001 per shareindirect: See footnote | -3,000 | $4.15 | $12k | 801,867 | Dec 29, 2025 |
| Dec 16, 2025 | Seaport Global Asset Management LLC owner | SOpen-market sale Common Stock, par value $0.0001 per shareindirect: See footnote | -3,000 | $4.29 | $13k | 804,967 | Dec 18, 2025 |
| Dec 17, 2025 | Seaport Global Asset Management LLC owner | SOpen-market sale Common Stock, par value $0.0001 per shareindirect: See footnote | -100 | $3.80 | $380 | 804,867 | Dec 18, 2025 |
| Oct 27, 2025 | Seaport Global Asset Management LLC owner | SOpen-market sale Common Stock, par value $0.0001 per shareindirect: See footnote | -133,628 | $0.69 | $93k | 16,169,345 | Oct 29, 2025 |
| Oct 28, 2025 | Seaport Global Asset Management LLC owner | SOpen-market sale Common Stock, par value $0.0001 per shareindirect: See footnote | -10,000 | $0.66 | $6,616 | 16,159,345 | Oct 29, 2025 |
| Oct 10, 2025 | Seaport Global Asset Management LLC owner | SOpen-market sale Common Stock, par value $0.0001 per shareindirect: See footnote | -125,000 | $0.73 | $91k | 16,302,973 | Oct 15, 2025 |
| Sep 19, 2025 | Seaport Global Asset Management LLC owner | SOpen-market sale Common Stock, par value $0.0001 per shareindirect: See footnote | -115,000 | $0.51 | $58k | 16,427,973 | Sep 23, 2025 |
| Sep 3, 2025 | Dolan Falconer Chief Executive Officer | DDisposition to issuer Common Stock | -207,256 | $0.00 | $0 | 864,072 | Sep 4, 2025 |
| Jul 1, 2025 | DEMEAKEY VOSHAY WILLIAMS Sr See Remarks | AGrant or award Common Stockindirect: By Crane Consulting Firm, Corp. | +343,602 | $0.51 | $174k | 347,870 | Sep 4, 2025 |
| Jul 29, 2025 | Seaport Global Asset Management LLC owner | SOpen-market sale Common Stock, par value $0.0001 per shareindirect: See footnote | -5,000 | $1.01 | $5,050 | 16,652,973 | Jul 31, 2025 |
| Jul 30, 2025 | Seaport Global Asset Management LLC owner | SOpen-market sale Common Stock, par value $0.0001 per shareindirect: See footnote | -110,000 | $0.95 | $104k | 16,542,973 | Jul 31, 2025 |
| May 14, 2025 | DEMEAKEY VOSHAY WILLIAMS Sr See Remarks | AGrant or award Common Stock | +4,268 | $1.09 | $4,652 | 4,268 | Jun 4, 2025 |
| Apr 2, 2025 | Karl Brenza director | AGrant or award Common Stock | +690,000 | $0.00 | $0 | 1,835,577 | May 23, 2025 |
| Feb 18, 2025 | Seaport Global Asset Management LLC owner | CConversion Common Stock, par value $0.0001 per shareindirect: See footnote | +303,951 | $9.87 | $3.0M | 5,858,743 | May 8, 2025 |
| Feb 18, 2025 | Seaport Global Asset Management LLC owner | JOther Common Stock, par value $0.0001 per shareindirect: See footnote | +2,249,230 | - | - | 8,107,973 | May 8, 2025 |
| Apr 2, 2025 | Seaport Global Asset Management LLC owner | XIn-the-money exercise Common Stock, par value $0.0001 per shareindirect: See footnote | +3,000,000 | $0.01 | $30k | 11,107,973 | May 8, 2025 |
| Apr 2, 2025 | Seaport Global Asset Management LLC owner | JOther Common Stock, par value $0.0001 per shareindirect: See footnote | +200,000 | - | - | 11,307,973 | May 8, 2025 |
| Apr 17, 2025 | Seaport Global Asset Management LLC owner | JOther Common Stock, par value $0.0001 per shareindirect: See footnote | +5,350,000 | - | - | 16,657,973 | May 8, 2025 |
| Feb 18, 2025 | Seaport Global Asset Management LLC owner | CConversion Convertible Promissory Notederivativeindirect: See footnote | -1,000,000 | $1,000,000.00 | $1000B | 0 | May 8, 2025 |
| Feb 18, 2025 | Seaport Global Asset Management LLC owner | JOther Warrant (right to buy)derivativeindirect: See footnote | +3,000,000 | - | - | 3,000,000 | May 8, 2025 |
| Apr 2, 2025 | Seaport Global Asset Management LLC owner | XIn-the-money exercise Warrant (right to buy)derivativeindirect: See footnote | -3,000,000 | $0.00 | $0 | 0 | May 8, 2025 |
| May 2, 2025 | Marion Starns IV EVP and COO | AGrant or award Common Stock | +500,974 | $0.00 | $0 | 545,210 | May 7, 2025 |
| May 2, 2025 | Alfred Forbes IV VP and Chief Science Officer | AGrant or award Common Stock | +402,073 | $0.00 | $0 | 440,176 | May 7, 2025 |
| May 2, 2025 | James Clinton White Jr. Chief Financial Officer | AGrant or award Common Stock | +286,859 | $0.00 | $0 | 286,859 | May 6, 2025 |
| May 2, 2025 | Christopher Kareem Green Vice President and CTO | AGrant or award Common Stock | +386,720 | $0.00 | $0 | 425,254 | May 6, 2025 |
| May 2, 2025 | Dolan Falconer Chief Executive Officer | AGrant or award Common Stock | +800,577 | $0.00 | $0 | 1,081,328 | May 6, 2025 |
| May 2, 2025 | Karl Brenza director | AGrant or award Common Stock | +800,577 | $0.00 | $0 | 1,145,577 | May 6, 2025 |
Insiders
Everyone who has filed a Form 4 here.
- Karl Brenzadirector
- Dolan FalconerChief Executive Officer
- Alfred Forbes IVVP and Chief Science Officer
- Christopher Kareem GreenVice President and CTO
- Seaport Global Asset Management LLCowner
- Marion Starns IVEVP and COO
- DEMEAKEY VOSHAY WILLIAMS SrSee Remarks
- James Clinton White Jr.Chief Financial Officer
Questions about STAI
Answered from the filings on this page, as of the latest one.
Are insiders buying STAI?
No. In the last 90 days no insider at ScanTech AI Systems Inc. bought or sold shares on the open market according to SEC Form 4 filings. The rows on file from that period are grants, exercises, tax withholding or other transactions, which carry no view on the price.
Who was the last insider to trade STAI on the open market?
Seaport Global Asset Management LLC (10% owner) sold $34k of STAI on Feb 10, 2026 and filed the Form 4 on Feb 12, 2026. InsiderTell scored 18 (weak).
How many insiders file Form 4 at ScanTech AI Systems Inc.?
8 people have filed a Form 4 at ScanTech AI Systems Inc., among them Karl Brenza (director), Dolan Falconer (Chief Executive Officer), Alfred Forbes IV (VP and Chief Science Officer). Officers, directors and holders of more than 10% of a share class must report their trades within two business days.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.