Michael K. Kobayashi

CIK: 0001311099

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)3 (75.0%)

Compensation grants

Other (G, F, J, C, D, …)1 (25.0%)

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

Companies & Roles (2)

Grocery Outlet Holding Corp.

Director

ROST

ROSS STORES, INC.

Officer

Discretionary Trading P&L

Holdings

Transaction History (4 total)

GO
Grocery Outlet Holding Corp.
Jun 1, 2026
Award(A)
Direct
18.9K shares-
GO
Grocery Outlet Holding Corp.
Jun 26, 2025
Award(A)
Direct
11.8K shares at avg. $12.67$150K
ROST
ROSS STORES, INC.
Mar 21, 2025
Award(A)
Direct
9.8K shares-
ROST
ROSS STORES, INC.
Mar 21, 2025
Tax Payment(F)
Direct
9.7K shares at avg. $123.54$1.2M

		Type	Shares	Price		Ownership
Jun 1, 2026	GO Grocery Outlet Holding Corp.	Award(A)	18,868	-	$0	Direct
Jun 26, 2025	GO Grocery Outlet Holding Corp.	Award(A)	11,839	$12.67	$150,000	Direct
Mar 21, 2025	ROST ROSS STORES, INC.	Award(A)	9,784	-	-	Direct
Mar 21, 2025	ROST ROSS STORES, INC.	Tax Payment(F)	9,658	$123.54	$1,193,149	Direct

1-4 of 4 transactions

About KOBAYASHI MICHAEL K

KOBAYASHI MICHAEL K (SEC CIK 0001311099) files insider reports with the SEC as Director of Grocery Outlet Holding Corp. (GO) and PRES., CHIEF CAPABILITY OFC'R of ROSS STORES, INC. (ROST).

Signal8 holds 4 ownership filings by KOBAYASHI MICHAEL K (1 Form 3, 3 Form 4), filed between Mar 25, 2025 and Jun 2, 2026. Those filings report 4 transactions, from Mar 21, 2025 to Jun 1, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on KOBAYASHI MICHAEL K's filings is in EMERYVILLE, CA.

Recent filings by KOBAYASHI MICHAEL K

Jun 1, 2026: Grant or award of GO shares (Form 4, code A).
Jun 26, 2025: Grant or award of GO shares (Form 4, code A).
Mar 21, 2025: Grant or award of ROST shares (Form 4, code A).
Mar 21, 2025: Tax withholding of ROST shares (Form 4, code F).

Other insiders filing for Grocery Outlet Holding Corp. (GO)

Jaros Carey F., Director
Kerr Frank Michael
Miller Paul Blaine
Leary Susan Michelle, SVP, Accounting
Ferry Ian Daniel, EVP, CFO and Treasurer
York Jeffrey, Director

How to read Form 4 transaction codes