Is Now a Good Time to Buy Costco Wholesale Stock?

Trading trends

The chart totals every SEC-reported transaction by month and share count, separating informative purchases and sales from non-informative awards, vesting, exercises, tax withholding and transfers. Records without a reported price remain included. Only informative purchases and sales affect the conservative sentiment signal.

Recent SEC-reported share and derivative transactions in COSTCO WHOLESALE CORP /NEW.

Insider activity sentiment

Bearish

BearishNeutralBullish

0 discretionary purchases · 3 discretionary sales

Confidence: Medium

Informative buyNon-informative buyInformative sellNon-informative sell

Insiders	Activity	Description	Shares	Avg. price / share	Est. value	Trade date
Executive Vice PresidentWilcox William Richard	Informative sell	Common StockOpen-market or private transaction (S)	1,100	$958.205	$1,054,026	Oct 13, 2026
Sr. Executive Vice PresidentFrates Caton	Informative sell	Common StockOpen-market or private transaction (S)	800.64	$915.93	$733,328	Sep 29, 2026
Executive Vice PresidentAdamo Claudine	Informative sell	Common StockOpen-market or private transaction (S)	2,200	$915.93	$2,015,046	Sep 29, 2026
Executive Vice PresidentWilcox William Richard	Non-informative buy	Common StockCompany grant or award (A)	4,129	—	—	Sep 10, 2026
Executive Vice PresidentWilcox William Richard	Non-informative sell	Common StockTax or exercise-price withholding (F)	1,934.61	—	—	Sep 10, 2026

As filed with the SEC. Estimated value is shown only for purchases or sales with a positive reported transaction price; awards, gifts and similar activity are not assigned an assumed market value. Amendments may change the record. This is not investment advice.

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Owner	Activity	Change	Shares held	Value (thousands)	Reported
Vanguard Group Inc	Buy	165,349 (0.381%)	43,620,717	$43,385,601	12/31/2025
Blackrock, Inc.	Sell	-744,206 (-2.13%)	34,202,834	$34,018,481	6/30/2026
Vanguard Capital Management Llc	Buy	129,157 (0.448%)	28,976,605	$28,820,421	6/30/2026
State Street Corp	Buy	232,719 (1.282%)	18,384,951	$18,285,856	6/30/2026
Invesco Ltd.	Buy	359,889 (2.641%)	13,989,137	$13,913,736	6/30/2026
Geode Capital Management, Llc	Sell	-31,752 (-0.298%)	10,627,472	$10,570,190	6/30/2026
Vanguard Portfolio Management Llc	Sell	-303,080 (-2.831%)	10,402,555	$10,346,485	6/30/2026
Morgan Stanley	Buy	321,726 (3.25%)	10,220,437	$10,165,349	6/30/2026
Bank Of America Corp /De/	Sell	-265,257 (-3.53%)	7,249,774	$7,210,698	6/30/2026
Norges Bank	Buy	449,980 (7.469%)	6,474,767	$6,439,868	6/30/2026
Fmr Llc	Sell	-555,048 (-8.261%)	6,163,541	$6,130,320	6/30/2026
Northern Trust Corp	Sell	-92,188 (-1.871%)	4,835,919	$4,809,853	6/30/2026

Settlement date	Short interest	Avg. daily volume	Change vs. previous report	Days to cover
Sep 30, 2026	7,325,824	2,675,021	-0.47%	2.74
Sep 15, 2026	7,360,574	2,005,794	-2.87%	3.67
Aug 31, 2026	7,577,940	1,851,928	+2.89%	4.09
Aug 14, 2026	7,364,782	1,682,135	-3.80%	4.38
Jul 31, 2026	7,655,966	2,042,482	+10.04%	3.75
Jul 15, 2026	6,957,664	2,532,106	-4.49%	2.75
Jun 30, 2026	7,284,892	2,985,147	-7.06%	2.44
Jun 15, 2026	7,837,886	2,171,244	—	3.61

Is Now a Good Time to Buy Costco Wholesale Stock?

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NASDAQ:COSTLive chart

Trading trends

Insider activity sentiment

Short interest

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Trading trends

Insider activity sentiment

Short interest

Source Summary

Read the Source

NASDAQ:COST — Live chart

Insider activity sentiment

Comments

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Insider activity sentiment

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