Marc H. Berman updates 5.1% beneficial stake in Dorman Products (DORM)

Rhea-AI Filing Summary

Marc H. Berman has filed an amended ownership report on Dorman Products, Inc. common stock. As of December 31, 2025, he may be deemed to beneficially own 1,544,894 shares of Dorman common stock, representing 5.1% of the outstanding shares, based on 30,388,503 shares outstanding.

The filing shows 1,108,040 shares with sole voting and dispositive power, including shares held directly by Berman and by various trusts where he is trustee. It also shows 436,854 shares with shared voting and dispositive power, largely through his spouse and trusts where his spouse or other family members serve as trustee or co‑trustee.

Berman expressly disclaims beneficial ownership of certain shares held by his spouse and related trusts and states that the securities are not held for the purpose of changing or influencing control of Dorman Products, but instead are reported under the passive ownership framework of Schedule 13G.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 10)

Dorman Products, Inc.

(Name of Issuer)

Common Stock, $0.01 par value per share

(Title of Class of Securities)

258278100

(CUSIP Number)

12/31/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. 258278100

1

Names of Reporting Persons

Marc H. Berman

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 1,108,040.00
6	Shared Voting Power 436,854.00
7	Sole Dispositive Power 1,108,040.00
8	Shared Dispositive Power 436,854.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,544,894.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

5.1 %

12

Type of Reporting Person (See Instructions)

IN

Comment for Type of Reporting Person: The percentage is based upon 30,388,503 shares of common stock outstanding as of the close of business on December 31, 2025.

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Dorman Products, Inc.
(b)	Address of issuer's principal executive offices: 3400 East Walnut Street, Colmar, PA 18915
Item 2.
(a)	Name of person filing: Marc H. Berman (the "Reporting Person")
(b)	Address or principal business office or, if none, residence: P.O. Box 27039 Philadelphia, PA 19118
(c)	Citizenship: United States
(d)	Title of class of securities: Common Stock, $0.01 par value per share
(e)	CUSIP No.: 258278100
Item 4.	Ownership
(a)	Amount beneficially owned: As of December 31, 2025, the Reporting Person may be deemed to be the beneficial owner of 1,544,894 shares of Common Stock. The above amount excludes 2,202,497 shares of Common Stock that may be deemed beneficially owned by the Shareholders (as defined in Amendment No. 8 to Schedule 13G) other than the shares held directly by Marc H. Berman, his spouse or trusts for which he or his spouse serves as trustee or as a co-trustee) as to all of which shares Marc H. Berman disclaims beneficial ownership. The filing of this Schedule 13G shall not be construed as an admission that (a) the Reporting Person is, for purposes of Section 13(d) or 13(g) of the Act, the beneficial owner of any equity securities covered by this Schedule 13G or (b) that this Schedule 13G is legally required to be filed by the Reporting Person.
(b)	Percent of class: 5.1%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 1,108,040 (Includes (i) 111,113 shares held directly by the Reporting Person, and (ii) 996,927 shares held by various trusts for which the Reporting Person serves as trustee.)
	(ii) Shared power to vote or to direct the vote: 436,854 (Includes (i) 10,843 shares held by the Reporting Person's spouse, and (ii) 212,022 shares held by various trusts for which the Reporting Person's spouse serves as trustee, as to which shares the Reporting Person may be deemed to have shared beneficial ownership. The Reporting Person disclaims beneficial ownership of these shares. Also includes (i) 76,174 shares held by a trust for which the Reporting Person and his spouse serve as co-trustees and (ii) 137,815 shares held by various trusts for which the Reporting Person and one of his sisters-in-law serve as a co-trustee.)
	(iii) Sole power to dispose or to direct the disposition of: 1,108,040 (Includes (i) 111,113 shares held directly by the Reporting Person, and (ii) 996,927 shares held by various trusts for which the Reporting Person serves as trustee.)
	(iv) Shared power to dispose or to direct the disposition of: 436,854 (Includes (i) 10,843 shares held by the Reporting Person's spouse, and (ii) 212,022 shares held by various trusts for which the Reporting Person's spouse serves as trustee, as to which shares the Reporting Person may be deemed to have shared beneficial ownership. The Reporting Person disclaims beneficial ownership of these shares. Also includes (i) 76,174 shares held by a trust for which the Reporting Person and his spouse serve as co-trustees and (ii) 137,815 shares held by various trusts for which the Reporting Person and one of his sisters-in-law serve as a co-trustee.)
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. As discussed in Item 4, certain shares of Common Stock that the Reporting Person may be deemed to own beneficially are held by or on behalf of persons other than the Reporting Person, which other persons have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Marc H. Berman

Signature:	/s/ Marc H. Berman
Name/Title:	Marc H. Berman
Date:	02/09/2026

FAQ

What percentage of Dorman Products (DORM) shares does Marc H. Berman report owning?

Marc H. Berman reports beneficial ownership of 5.1% of Dorman Products common stock. This is based on 1,544,894 shares he may be deemed to own, compared with 30,388,503 shares outstanding as of December 31, 2025.

How many Dorman Products (DORM) shares does Marc H. Berman report beneficially owning?

He may be deemed to beneficially own 1,544,894 shares of Dorman Products common stock. This total includes shares held directly and through various trusts, plus shares attributed via his spouse and family trusts, subject to the ownership disclaimers described in the filing.

How are Marc H. Berman’s Dorman (DORM) shares split between sole and shared voting power?

The filing reports 1,108,040 shares with sole voting power and 436,854 shares with shared voting power. Sole power mainly reflects direct holdings and trusts where he is trustee; shared power reflects his spouse’s holdings and trusts where family members act as trustees or co‑trustees.

Does Marc H. Berman disclaim beneficial ownership of any Dorman Products (DORM) shares?

Yes. He disclaims beneficial ownership of certain shares held by his spouse and by trusts where his spouse serves as trustee. Although these are included in the 436,854 shared shares, the filing notes he does not admit beneficial ownership for Section 13(d) or 13(g) purposes.

Is Marc H. Berman’s Dorman (DORM) stake intended to influence control of the company?

The certification states the securities were not acquired and are not held for the purpose of changing or influencing the control of Dorman Products. They are reported under Schedule 13G as a passive ownership position, rather than an activist or control-seeking stake.

Who ultimately benefits from some of the Dorman Products (DORM) shares linked to Marc H. Berman?

Some reported shares are held by or on behalf of persons other than Berman, including his spouse and various trusts. These other persons have rights to receive dividends or sale proceeds from such securities, even though the shares are included in his beneficial ownership calculation.