Seaport entity sells 70k ScanTech AI shares

ScanTech AI Systems Inc. reported an insider transaction by a major shareholder.

Accepted by SEC EDGAR 02/12/2026 - 04:41 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

ScanTech AI Systems Inc. reported an insider transaction by a major shareholder. Seaport Global Asset Management LLC, a 10% owner, reported that Seaport Group SIBS LLC sold 70,000 shares of ScanTech AI common stock in an open-market transaction on February 10, 2026 at $0.4874 per share, leaving 731,867 shares indirectly owned.

Insider Trade Summary

Net Seller: 70,000 shares

Net Sell 1 txn

Insider SEAPORT GLOBAL ASSET MANAGEMENT LLC

Role 10% Owner

Sold 70,000 shs ($34K)

Share of Position Sold 8.7%

Type	Security	Shares	Price	Value
Sale	Common Stock, par value $0.0001 per share	70,000	$0.4874	$34K

Holdings After Transaction: Common Stock, par value $0.0001 per share — 731,867 shares (Indirect, See footnote)

Holdings Before and After: Common Stock, par value $0.0001 per share, 801,867 to 731,867 shares (Indirect, See footnote)

Footnotes (1)

1. F1. Shares held directly by Seaport Group SIBS LLC ("SIBS"). SIBS is managed by Seaport Global Asset Management LLC ("SGAM"). Stephen C. Smith is the manager of SGAM.

FAQ

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What insider transaction did ScanTech AI Systems Inc. (STAI) report on February 10, 2026?

ScanTech AI Systems Inc. reported that Seaport Group SIBS LLC sold 70,000 shares of its common stock on February 10, 2026. The sale was an open-market transaction at a price of $0.4874 per share, as disclosed by 10% owner Seaport Global Asset Management LLC.

Who executed the February 10, 2026 ScanTech AI (STAI) share sale reported on Form 4?

The 70,000-share sale was executed by Seaport Group SIBS LLC, which holds the shares directly. Seaport Group SIBS LLC is managed by Seaport Global Asset Management LLC, a 10% owner of ScanTech AI, with Stephen C. Smith serving as manager of Seaport Global Asset Management LLC.

What was the sale price of ScanTech AI (STAI) shares in the February 10, 2026 insider transaction?

The 70,000 ScanTech AI common shares sold on February 10, 2026 were transacted at $0.4874 per share. This price reflects the per-share consideration in the reported open-market transaction, as disclosed in the Form 4 filed by Seaport Global Asset Management LLC.

How many ScanTech AI (STAI) shares remain beneficially owned after the reported sale?

Following the February 10, 2026 sale, 731,867 ScanTech AI common shares are beneficially owned indirectly. These shares are held through Seaport Group SIBS LLC, with Seaport Global Asset Management LLC listed as the reporting person and manager, according to the Form 4 filing.

What is the relationship of Seaport Global Asset Management LLC to ScanTech AI Systems Inc. (STAI)?

Seaport Global Asset Management LLC is reported as a 10% owner of ScanTech AI Systems Inc. It manages Seaport Group SIBS LLC, which directly holds the ScanTech AI shares involved in the February 10, 2026 open-market sale disclosed in the Form 4.

How is indirect ownership described in the ScanTech AI (STAI) Form 4 filing?

The Form 4 states the 731,867 ScanTech AI shares are indirectly owned, with ownership described as “See footnote.” The footnote clarifies that the shares are held directly by Seaport Group SIBS LLC, managed by Seaport Global Asset Management LLC, with Stephen C. Smith as its manager.

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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
Estimated average burden
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^*

SEAPORT GLOBAL ASSET MANAGEMENT LLC

(Last) (First) (Middle)

360 MADISON AVENUE

(Street)

NEW YORK NY 10017

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ScanTech AI Systems Inc. [ STAI ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
02/10/2026

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
Common Stock, par value $0.0001 per share	02/10/2026		S		70,000	D	$0.4874	731,867	I	See footnote(1)

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. Shares held directly by Seaport Group SIBS LLC ("SIBS"). SIBS is managed by Seaport Global Asset Management LLC ("SGAM"). Stephen C. Smith is the manager of SGAM.

	/s/ Stephen C. Smith - for Seaport Global Asset Management LLC, By: Stephen C. Smith, Authorized Signatory	02/12/2026
	** 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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