Sarah Catherine George

CIK: 0002112687

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)0 (0.0%)

Compensation grants

Other (G, F, J, C, D, …)6 (100.0%)

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

Companies & Roles (1)

COST

COSTCO WHOLESALE CORP /NEW

Officer

Discretionary Trading P&L

Holdings

Transaction History (6 total)

COST
COSTCO WHOLESALE CORP /NEW
Oct 22, 2026
Tax Payment(F)
Direct
60 shares at avg. $1018.21$61K
COST
COSTCO WHOLESALE CORP /NEW
Oct 22, 2026
Tax Payment(F)
Direct
62 shares at avg. $1018.21$64K
COST
COSTCO WHOLESALE CORP /NEW
Oct 22, 2026
Tax Payment(F)
Direct
56 shares at avg. $1018.21$57K
COST
COSTCO WHOLESALE CORP /NEW
Oct 22, 2026
Tax Payment(F)
Direct
35 shares at avg. $1018.21$35K
COST
COSTCO WHOLESALE CORP /NEW
Oct 22, 2026
Tax Payment(F)
Direct
47 shares at avg. $1018.21$48K
COST
COSTCO WHOLESALE CORP /NEW
Mar 12, 2026
Discretionary(I)
Indirect
642 shares at avg. $991.21$636K

		Type	Shares	Price		Ownership
Oct 22, 2026	COST COSTCO WHOLESALE CORP /NEW	Tax Payment(F)	60	$1018.21	$61,080	Direct
Oct 22, 2026	COST COSTCO WHOLESALE CORP /NEW	Tax Payment(F)	62	$1018.21	$63,605	Direct
Oct 22, 2026	COST COSTCO WHOLESALE CORP /NEW	Tax Payment(F)	56	$1018.21	$56,790	Direct
Oct 22, 2026	COST COSTCO WHOLESALE CORP /NEW	Tax Payment(F)	35	$1018.21	$35,455	Direct
Oct 22, 2026	COST COSTCO WHOLESALE CORP /NEW	Tax Payment(F)	47	$1018.21	$47,562	Direct
Mar 12, 2026	COST COSTCO WHOLESALE CORP /NEW	Discretionary(I)	642	$991.21	$636,483	Indirect

1-6 of 6 transactions

About George Sarah Catherine

George Sarah Catherine (SEC CIK 0002112687) files insider reports with the SEC as Executive Vice President of COSTCO WHOLESALE CORP /NEW (COST).

Signal8 holds 4 ownership filings by George Sarah Catherine (2 Form 3, 2 Form 4), filed between Mar 11, 2026 and Oct 26, 2026. Those filings report 6 transactions, from Mar 12, 2026 to Oct 22, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on George Sarah Catherine's filings is in ISSAQUAH, WA.

Recent filings by George Sarah Catherine

Oct 22, 2026: Tax withholdings of COST shares (5 lines, Form 4, code F).
Mar 12, 2026: Discretionary transaction transaction of COST shares (Form 4, code I).

Other insiders filing for COSTCO WHOLESALE CORP /NEW (COST)

Sullivan John Christopher, Executive VP
Self Adam Webb, Executive Vice President
POLIT JAVIER, Executive Vice President
MILLERCHIP GARY, Executive Vice President
Vachris Roland Michael, President and CEO
Wilderotter Mary Agnes, Director

How to read Form 4 transaction codes