Lisa M. Bachmann

CIK: 0001337645

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)1 (12.5%)

Derivative conversions

Awards (A)3 (37.5%)

Compensation grants

Other (G, F, J, C, D, …)4 (50.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (2)

DORM

Dorman Products, Inc.

Director

GMS

GMS Inc.

Director

Discretionary Trading P&L

Holdings

Transaction History (8 total)

DORM
Dorman Products, Inc.
Jun 1, 2026
Award(A)
Direct
1.3K shares at avg. $122.71$165K
DORM
Dorman Products, Inc.
May 15, 2026
Tax Payment(F)
Direct
33 shares at avg. $116.16$4K
GMS
GMS Inc.
Sep 4, 2025
Tender Offer(U)
Direct
12.9K shares at avg. $110.00$1.4M
GMS
GMS Inc.
Sep 4, 2025
Disposition(D)
Restricted Stock Units
Direct
1.1K shares-
GMS
GMS Inc.
Aug 1, 2025
Award(A)
Restricted Stock Units
Direct
1.1K shares-
GMS
GMS Inc.
Aug 1, 2025
Exercise(M)
Direct
1.4K shares-
DORM
Dorman Products, Inc.
Jun 2, 2025
Award(A)
Direct
1.1K shares-
DORM
Dorman Products, Inc.
May 16, 2025
Tax Payment(F)
Direct
46 shares at avg. $132.03$6K

		Type	Shares	Price		Ownership
Jun 1, 2026	DORM Dorman Products, Inc.	Award(A)	1,344	$122.71	$164,922	Direct
May 15, 2026	DORM Dorman Products, Inc.	Tax Payment(F)	33	$116.16	$3,833	Direct
Sep 4, 2025	GMS GMS Inc.	Tender Offer(U)	12,903	$110.00	$1,419,330	Direct
Sep 4, 2025	GMS GMS Inc.	Disposition(D) Restricted Stock Units	1,141	-	-	Direct
Aug 1, 2025	GMS GMS Inc.	Award(A) Restricted Stock Units	1,141	-	-	Direct
Aug 1, 2025	GMS GMS Inc.	Exercise(M)	1,350	-	-	Direct
Jun 2, 2025	DORM Dorman Products, Inc.	Award(A)	1,070	-	-	Direct
May 16, 2025	DORM Dorman Products, Inc.	Tax Payment(F)	46	$132.03	$6,073	Direct

1-8 of 8 transactions

About Bachmann Lisa M

Bachmann Lisa M (SEC CIK 0001337645) files insider reports with the SEC as Director of Dorman Products, Inc. (DORM) and Director of GMS Inc. (GMS).

Signal8 holds 6 ownership filings by Bachmann Lisa M, all Form 4s, filed between May 20, 2025 and Jun 3, 2026. Those filings report 8 transactions, from May 16, 2025 to Jun 1, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Bachmann Lisa M's filings is in COLMAR, PA.

Recent filings by Bachmann Lisa M

Jun 1, 2026: Grant or award of DORM shares (Form 4, code A).
May 15, 2026: Tax withholding of DORM shares (Form 4, code F).
Sep 4, 2025: Tender of shares transaction of GMS shares (Form 4, code U).
Sep 4, 2025: Disposition to issuer transaction of GMS derivative securities (Form 4, code D).
Aug 1, 2025: Grant or award of GMS derivative securities (Form 4, code A).

Other insiders filing for Dorman Products, Inc. (DORM)

Braun Joseph P., SVP and General Counsel
Olsen Kevin M., President and CEO
Pacheco Kathleen, President, Specialty Vehicle
Long Donna M., SVP, CIO
Bowen Gregory C., VP, Chief Accounting Officer
RILEY RICHARD T, Director

How to read Form 4 transaction codes