First Tracks Biotherapeutics CMO reports 16,667 PSUs

First Tracks Biotherapeutics, Inc. has updated insider ownership information for Chief Medical Officer Paul F. Lizzul, reflecting his holding of 16,667 performance stock units (PSUs).

Rhea-AI Filing Summary

First Tracks Biotherapeutics, Inc. has updated insider ownership information for Chief Medical Officer Paul F. Lizzul, reflecting his holding of 16,667 performance stock units (PSUs). These PSUs relate to common stock and vest in two equal 50% tranches on March 12, 2027 and March 12, 2028, subject to his continued service.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Lizzul Paul F.

Role Chief Medical Officer

Type	Security	Shares	Price	Value
holding	Performance Stock Unit F1	--	--	--

Holdings After Transaction: Performance Stock Unit — 16,667 contracts (Direct)

Footnotes (1)

1. F1. The PSUs vest and settle over two years; 50% vests on March 12, 2027 and 50% vests on March 12, 2028, subject to the continuing service of the Reporting Person on each vesting date.

Key Figures

Performance stock units held: 16,667 units Vesting tranche 1: 50% Vesting tranche 2: 50% +1 more

4 metrics

Performance stock units held 16,667 units PSUs held by the Chief Medical Officer after the reported holdings update

Vesting tranche 1 50% Portion of PSUs vesting on March 12, 2027, subject to continued service

Vesting tranche 2 50% Portion of PSUs vesting on March 12, 2028, subject to continued service

Exercise / conversion price $0.0000 Exercise or conversion price per underlying common share for the PSUs

Key Terms

Performance Stock Unit, underlying security title, vest and settle

3 terms

Performance Stock Unit financial

"security_title: Performance Stock Unit; underlying security is Common Stock"

A performance stock unit is a type of reward companies give to employees, usually managers, that depends on how well the company performs over time. If the company hits specific goals, the employee earns shares of stock, like earning a prize for reaching certain levels in a game. It motivates employees to work hard because their rewards are tied to the company's success.

underlying security title financial

"underlying_security_title: Common Stock for the performance stock units"

vest and settle financial

"The PSUs vest and settle over two years; 50% vests on March 12, 2027"

FAQ

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

What does First Tracks Biotherapeutics (TRAX) disclose in this Form 3/A amendment?

The amendment shows that Chief Medical Officer Paul F. Lizzul holds 16,667 performance stock units (PSUs). These units are tied to common stock and vest over two years, updating the previously reported insider ownership details.

How many performance stock units does the TRAX Chief Medical Officer hold?

Chief Medical Officer Paul F. Lizzul is reported to hold 16,667 performance stock units. Each PSU is linked to First Tracks Biotherapeutics common stock, giving him rights to receive shares as the units vest over the specified schedule.

What is the vesting schedule for the 16,667 PSUs reported by TRAX?

The 16,667 PSUs vest and settle over two years: 50% on March 12, 2027 and 50% on March 12, 2028. Vesting is conditioned on Paul F. Lizzul’s continued service with First Tracks Biotherapeutics on each vesting date.

How are the reported TRAX performance stock units linked to common stock?

The reported PSUs are tied to First Tracks Biotherapeutics common stock as the underlying security. Upon vesting and settlement, each unit represents the right to receive shares of common stock at a stated exercise price of $0.0000 per share.

Does the TRAX Form 3/A show any insider share purchases or sales?

No purchases or sales are described; the amendment records a holding entry for 16,667 PSUs. It updates the reported equity position of Chief Medical Officer Paul F. Lizzul rather than detailing new market transactions.

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

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Accepted by SEC EDGAR 08/07/2026 - 05:16 PM EDT Learn about SEC filing dates

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Lizzul Paul F.

(Last) (First) (Middle)

10770 WATERIDGE CIRCLE, SUITE 210

(Street)

SAN DIEGO CALIFORNIA 92121

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
04/20/2026

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

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)
04/20/2026

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

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

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Performance Stock Unit	(1)	(1)	Common Stock	16,667	$0	D

Explanation of Responses:

1. The PSUs vest and settle over two years; 50% vests on March 12, 2027 and 50% vests on March 12, 2028, subject to the continuing service of the Reporting Person on each vesting date.

Remarks:

This Form 3 Amendment, originally filed on April 20, 2026, is updated to reflect 16,667 performance stock units held by the Reporting Person.

	/s/ Ajim Tamboli, Attorney-in-Fact	08/07/2026
	** 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 5 (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 3: SEC 1473 (03-26)