BioXcel director granted 17,000 stock options

BioXcel Therapeutics director David J. Mack received a grant of 17,000 stock options on January 9, 2026.

Rhea-AI Filing Summary

BioXcel Therapeutics director David J. Mack received a grant of 17,000 stock options on January 9, 2026. These options give him the right to buy BioXcel common stock at an exercise price of $2.01 per share. The filing shows this as a direct holding and lists 17,000 derivative securities beneficially owned after the grant. According to the vesting terms, the options will become exercisable on the earlier of the first anniversary of the grant date or the day immediately prior to the next annual meeting of stockholders after the grant, as long as he continues serving as a non-employee director through that vesting date.

Insider Trade Summary

Grant/Award: 17,000 shares

Grant/Award 1 txn

Insider MACK DAVID J.

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Stock Option (Right to Buy)	17,000	$0.00	$0.00

Holdings After Transaction: Stock Option (Right to Buy) — 17,000 contracts (Direct)

Footnotes (1)

1. F1. The option shall vest and become exercisable on the earlier of the first anniversary of the date of grant or the day immediately prior to the date of the next annual meeting of the Issuer's stockholders occurring after the date of grant, in either case, subject to the Reporting Person's continuing in service as a non-employee director through such vesting date.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did BioXcel Therapeutics (BTAI) report for David J. Mack?

The company reported that director David J. Mack received a grant of 17,000 stock options on January 9, 2026.

What is the exercise price of the stock options granted to the BioXcel director?

The stock options granted to the director have an exercise price of $2.01 per share for BioXcel common stock.

How many BioXcel stock options does David J. Mack own after this Form 4 transaction?

After the reported grant, 17,000 derivative securities (stock options) are shown as beneficially owned by David J. Mack.

When do the BioXcel stock options granted to David J. Mack vest?

The options vest on the earlier of the first anniversary of the grant date or the day immediately prior to the next annual meeting of stockholders after the grant.

What service condition applies to the BioXcel director’s new stock options?

Vesting is subject to David J. Mack continuing in service as a non-employee director through the applicable vesting date.

Is the BioXcel stock option grant to David J. Mack reported as a direct or indirect holding?

The Form 4 reports the 17,000 stock options as a direct (D) ownership position by David J. Mack.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 01/12/2026 - 07:00 PM Learn about SEC filing dates

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^*

MACK DAVID J.

(Last) (First) (Middle)

C/O BIOXCEL THERAPEUTICS, INC.

555 LONG WHARF DRIVE, 12TH FLOOR

(Street)

NEW HAVEN CT 06511

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
BioXcel Therapeutics, Inc. [ BTAI ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
01/09/2026

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

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
Stock Option (Right to Buy)	$2.01	01/09/2026		A		17,000		(1)	01/09/2036	Common Stock	17,000	$0	17,000	D

Explanation of Responses:

1. The option shall vest and become exercisable on the earlier of the first anniversary of the date of grant or the day immediately prior to the date of the next annual meeting of the Issuer's stockholders occurring after the date of grant, in either case, subject to the Reporting Person's continuing in service as a non-employee director through such vesting date.

	/s/ Richard Steinhart, Attorney-in-Fact for David J. Mack	01/12/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.