[Form 4] First Tracks Biotherapeutics, Inc. Insider Trading Activity

Rhea-AI Filing Summary

First Tracks Biotherapeutics director John A. Orwin exercised restricted stock units to acquire 6,030 shares of Common Stock. The derivative exercise occurred on June 15, 2026 at an exercise price of $0.00 per share, increasing his direct holdings to 16,695 Common Stock shares.

The transaction reflects settlement of an RSU award, where each RSU represented a contingent right to receive one share of Common Stock for no consideration. The RSUs vested 100% on June 15, 2026, subject to his continued service to the company on that vesting date.

Insider Trade Summary

6,030 shares exercised/converted

Mixed 2 txns

Insider Orwin John A

Role null

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Unit	6,030	$0.00	--
Exercise	Common Stock	6,030	$0.00	--

Holdings After Transaction: Restricted Stock Unit — 0 shares (Direct, null); Common Stock — 16,695 shares (Direct, null)

Footnotes (1)

1. Each restricted stock award ("RSU") represents a contingent right to receive 1 share of the Issuer's Common Stock upon settlement for no consideration. The RSUs vests as to 100% of the total RSUs on June 15, 2026, subject to the Reporting Person's provision of service to the Issuer on each vesting date.

Key Figures

Shares acquired via RSU exercise: 6,030 shares Shares held after transaction: 16,695 shares RSU exercise price: $0.00 per share +1 more

4 metrics

Shares acquired via RSU exercise 6,030 shares Restricted Stock Unit exercise on June 15, 2026

Shares held after transaction 16,695 shares Common Stock directly owned after Form 4 transactions

RSU exercise price $0.00 per share Exercise or settlement of RSUs into Common Stock

RSUs remaining after exercise 0 units Restricted Stock Unit position following June 15, 2026 transaction

Key Terms

Restricted Stock Unit, derivative security, contingent right, vesting

4 terms

Restricted Stock Unit financial

"Each restricted stock award ("RSU") represents a contingent right to receive 1 share"

A restricted stock unit is a promise from a company to give an employee shares of stock after certain conditions are met, like staying with the company for a set amount of time. It’s like earning a bonus that turns into company stock once you’ve proven your commitment, making it a way to motivate and reward employees.

derivative security financial

"transaction_code_description": "Exercise or conversion of derivative security""

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

contingent right financial

"represents a contingent right to receive 1 share of the Issuer's Common Stock"

vesting financial

"The RSUs vests as to 100% of the total RSUs on June 15, 2026"

Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 06/17/2026 - 04:06 PM Accepted by SEC EDGAR 06/17/2026 - 04:05 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^*

Orwin John A

(Last) (First) (Middle)

10770 WATERIDGE CIRCLE, SUITE 210

(Street)

SAN DIEGO CALIFORNIA 92121

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
First Tracks Biotherapeutics, Inc. [ TRAX ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/15/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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	06/15/2026		M		6,030	A	$0(1)	16,695	D

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
Restricted Stock Unit	(1)	06/15/2026		M			6,030	(2)	(2)	Common Stock	6,030	$0	0	D

Explanation of Responses:

1. Each restricted stock award ("RSU") represents a contingent right to receive 1 share of the Issuer's Common Stock upon settlement for no consideration.

2. The RSUs vests as to 100% of the total RSUs on June 15, 2026, subject to the Reporting Person's provision of service to the Issuer on each vesting date.

	/s/ Ajim Tamboli, Attorney-in-Fact	06/17/2026
	** 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.
* Form 4: SEC 1474 (03-26)