CarParts.com (PRTS) CTO gains 24,483 shares from RSU vesting

Rhea-AI Filing Summary

CarParts.com, Inc. Chief Technology Officer Subramanian Kals reported the vesting and settlement of restricted stock units into common shares. On February 6, 2026, 24,483 restricted stock units granted on February 6, 2023 under the 2016 Equity Incentive Plan vested and converted into 24,483 shares of common stock at $0 per share. Following this transaction, Kals directly holds 367,756 shares of CarParts.com common stock. The vested units represented the final one‑third of the original award, vesting on the third anniversary of the grant date.

Insider Trade Summary

24,483 shares exercised/converted

Mixed 2 txns

Insider Subramanian Kals

Role Chief Technology Officer

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	24,483	$0.00	--
Exercise	Common Stock	24,483	$0.00	--

Holdings After Transaction: Restricted Stock Units — 0 shares (Direct); Common Stock — 367,756 shares (Direct)

Footnotes (1)

1. The Restricted Stock Units (RSU) were granted to the Reporting Person on February 6, 2023 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Thirty-three and a third percent of the shares of stock subject to the RSU vested on February 6, 2026, the third, and final, anniversary of the grant date. Not applicable.

Form 4 Insider Transactions: What Each Field Means →

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^*

Subramanian Kals

(Last) (First) (Middle)

2050 W. 190TH STREET, SUITE 400

(Street)

TORRANCE CA 90504

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CarParts.com, Inc. [ PRTS ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
02/06/2026

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	02/06/2026		M(1)		24,483	A	$0	367,756	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 Units	(2)	02/06/2026		M			24,483	(2)	(2)	Common Stock	24,483	$0	0	D

Explanation of Responses:

1. The Restricted Stock Units (RSU) were granted to the Reporting Person on February 6, 2023 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Thirty-three and a third percent of the shares of stock subject to the RSU vested on February 6, 2026, the third, and final, anniversary of the grant date.

2. Not applicable.

	/s/ Kals Subramanian	02/09/2026
	** 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.

FAQ

What insider transaction did CarParts.com (PRTS) report for February 6, 2026?

CarParts.com reported that Chief Technology Officer Subramanian Kals had 24,483 restricted stock units vest and convert into 24,483 common shares on February 6, 2026. The transaction was reported at $0 per share as part of an equity incentive award.

How many CarParts.com (PRTS) shares does the CTO own after this Form 4 filing?

After the reported transaction, Chief Technology Officer Subramanian Kals directly owns 367,756 shares of CarParts.com common stock. This reflects the addition of 24,483 shares from vested restricted stock units originally granted in February 2023 under the company’s 2016 Equity Incentive Plan.

What was the origin of the 24,483 RSUs reported in the CarParts.com (PRTS) Form 4?

The 24,483 restricted stock units were granted to CTO Subramanian Kals on February 6, 2023 under the CarParts.com, Inc. 2016 Equity Incentive Plan. One-third of the award vested on February 6, 2026, marking the third and final anniversary of the grant date.

What transaction code was used in the CarParts.com (PRTS) Form 4 for the RSU vesting?

The transaction used code “M,” which indicates an exercise or conversion of derivative securities, such as restricted stock units, into common stock. Here, 24,483 RSUs converted into 24,483 CarParts.com common shares at an exercise price of $0 per share.

Is the CarParts.com (PRTS) CTO a director or 10% owner based on this Form 4?

Based on the Form 4, Subramanian Kals is reported as an officer, serving as Chief Technology Officer, and is not marked as a director or 10% owner. The filing classifies the ownership as direct, without any indicated indirect holding entities or disclaimers.