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COST Insider Trading

Insider Ownership Percentage: 0.10%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $31,915,893.69

Costco Wholesale Insider Trading History Chart

This chart shows the insider buying and selling history at Costco Wholesale by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Costco Wholesale Share Price & Price History

Current Price: $972.33
Price Change: ▼ Price Decrease of -2.45 (-0.25%)
As of 03/20/2026 05:00 PM ET

This chart shows the closing price history over time for COST up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Costco Wholesale Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
3/9/2026Claudine AdamoEVPSell730$1,003.02$732,204.606,121View SEC Filing Icon  
1/21/2026Teresa A JonesEVPSell850$986.26$838,321.004,228View SEC Filing Icon  
1/16/2026Susan L. DeckerDirectorSell458$955.00$437,390.008,532View SEC Filing Icon  
1/14/2026James C KlauerEVPSell1,500$939.00$1,408,500.0044,837View SEC Filing Icon  
1/9/2026Russell D. MillerEVPSell1,500$916.32$1,374,480.008,240View SEC Filing Icon  
12/30/2025Javier PolitEVPSell558$862.89$481,492.6210,190View SEC Filing Icon  
12/29/2025Javier PolitEVPSell2,049$867.21$1,776,913.2910,748View SEC Filing Icon  
11/7/2025William Richard WilcoxEVPSell2,400$930.13$2,232,312.002,000View SEC Filing Icon  
10/24/2025Claudine AdamoEVPSell2,700$935.68$2,526,336.006,851View SEC Filing Icon  
10/24/2025Tiffany Marie BarbreInsiderSell1,239$934.62$1,157,994.185,155View SEC Filing Icon  
9/29/2025Russell D. MillerEVPSell3,381$915.00$3,093,615.009,740View SEC Filing Icon  
8/20/2025Teresa A JonesEVPSell600$992.05$595,230.002,362View SEC Filing Icon  
7/14/2025Yoram RubanenkoEVPSell4,000$974.96$3,899,840.005,774View SEC Filing Icon  
6/18/2025Susan L. DeckerDirectorSell547$980.00$536,060.0011,531View SEC Filing Icon  
6/9/2025Patrick J CallansEVPSell3,000$1,002.77$3,008,310.0058,543View SEC Filing Icon  
6/6/2025Pierre RielEVPSell2,000$1,014.15$2,028,300.008,210View SEC Filing Icon  
4/17/2025James C KlauerEVPSell4,000$981.07$3,924,280.0043,994View SEC Filing Icon  
3/27/2025Gary MillerchipEVPSell1,100$940.01$1,034,011.0011,165View SEC Filing Icon  
3/24/2025Claudine AdamoEVPSell900$922.56$830,304.006,987View SEC Filing Icon  
3/11/2025Roland Michael VachrisCEOSell3,600$931.00$3,351,600.0041,077View SEC Filing Icon  
10/24/2024Richard A GalantiEVPSell1,416$894.68$1,266,866.8827,400View SEC Filing Icon  
10/15/2024Pierre RielEVPSell2,000$896.71$1,793,420.0010,210View SEC Filing Icon  
10/11/2024Russell D. MillerEVPSell4,400$891.15$3,921,060.0010,202View SEC Filing Icon  
9/30/2024Claudine AdamoEVPSell3,200$888.99$2,844,768.008,630View SEC Filing Icon  
8/15/2024Richard A GalantiEVPSell500$874.05$437,025.0022,900View SEC Filing Icon  
8/15/2024Susan L. DeckerDirectorSell620$876.50$543,430.0011,775View SEC Filing Icon  
8/13/2024Richard A GalantiEVPSell500$863.88$431,940.0023,800View SEC Filing Icon  
7/25/2024Teresa A JonesEVPSell4$832.55$3,330.204,935View SEC Filing Icon  
7/15/2024Daniel M. HinesInsiderSell1,500$848.53$1,272,795.0010,992View SEC Filing Icon  
7/15/2024Kenneth D. DenmanDirectorSell350$851.53$298,035.505,920View SEC Filing Icon  
7/12/2024Daniel M. HinesInsiderSell1,500$844.20$1,266,300.0012,492View SEC Filing Icon  
4/17/2024Russell D. MillerEVPSell785$722.86$567,445.1010,000View SEC Filing Icon  
3/11/2024Claudine AdamoEVPSell1,500$714.83$1,072,245.006,695View SEC Filing Icon  
2/9/2024Susan L. DeckerDirectorSell1,442$723.48$1,043,258.1612,395View SEC Filing Icon  
1/23/2024W. Craig JelinekDirectorSell8,000$685.93$5,487,440.00216,212View SEC Filing Icon  
1/18/2024Yoram RubanenkoVPSell2,500$680.33$1,700,825.005,910View SEC Filing Icon  
1/16/2024Caton FratesEVPSell740$683.50$505,790.006,721View SEC Filing Icon  
1/9/2024Daniel M. HinesInsiderSell1,400$662.30$927,220.0013,922View SEC Filing Icon  
12/19/2023Richard A GalantiCFOSell1,112$680.21$756,393.5224,300View SEC Filing Icon  
11/8/2023Richard A GalantiCFOSell2,000$566.09$1,132,180.0025,412View SEC Filing Icon  
11/7/2023Pierre RielEVPSell3,000$571.12$1,713,360.007,422View SEC Filing Icon  
11/3/2023Russell D. MillerEVPSell4,500$557.75$2,509,875.0010,785View SEC Filing Icon  
10/23/2023Claudine AdamoEVPSell2,565$548.92$1,407,979.808,128View SEC Filing Icon  
10/11/2023James C KlauerEVPSell1,500$562.01$843,015.0045,134View SEC Filing Icon  
10/10/2023Richard A GalantiCFOSell2,000$565.57$1,131,140.0028,138View SEC Filing Icon  
10/9/2023Patrick J CallansVPSell2,500$553.76$1,384,400.0067,934View SEC Filing Icon  
10/6/2023Caton FratesEVPSell1,200$562.64$675,168.008,363View SEC Filing Icon  
6/28/2023Susan L. DeckerDirectorSell1,565$533.00$834,145.0013,329View SEC Filing Icon  
6/13/2023Richard A GalantiCFOSell1,500$522.02$783,030.0023,850View SEC Filing Icon  
4/11/2023Caton FratesEVPSell600$497.35$298,410.004,320View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Costco Wholesale (NASDAQ:COST)

68.48% of Costco Wholesale stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at COST by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Costco Wholesale Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
3/20/2026Purpose Unlimited Inc.8,858$7.64M0.3%N/A0.002%Search for SEC Filing on Google Icon
3/17/2026Cornerstone Planning LLC3,483$3M0.7%N/A0.001%Search for SEC Filing on Google Icon
3/17/2026U S Wealth Group LLC.2,592$2.24M1.5%-1.6%0.001%Search for SEC Filing on Google Icon
3/17/2026Rockefeller Capital Management L.P.394,311$340.03M0.6%+20.4%0.089%Search for SEC Filing on Google Icon
3/16/2026Bank of New Hampshire5,587$4.82M1.1%-3.3%0.001%Search for SEC Filing on Google Icon
3/16/2026Osbon Capital Management LLC173$0.15M0.1%N/A0.000%Search for SEC Filing on Google Icon
3/13/2026Lane Brothers & Co. Inc.626$0.54M0.4%N/A0.000%Search for SEC Filing on Google Icon
3/13/2026Fund Advisors of America Inc FL445$0.38M0.4%N/A0.000%Search for SEC Filing on Google Icon
3/13/2026World Investment Advisors20,081$17.32M0.3%+8.4%0.005%Search for SEC Filing on Google Icon
3/12/2026Farmers National Bank978$0.84M0.2%+67.8%0.000%Search for SEC Filing on Google Icon
3/12/2026Winthrop Partners WNY LLC799$0.69M0.4%N/A0.000%Search for SEC Filing on Google Icon
3/12/2026Nalls Sherbakoff Group LLC100$86K0.1%N/A0.000%Search for SEC Filing on Google Icon
3/11/2026Green Ridge Wealth Planning LLC508$0.44M0.2%N/A0.000%Search for SEC Filing on Google Icon
3/10/2026Advisortrust Partners LLC801$0.69M0.3%N/A0.000%Search for SEC Filing on Google Icon
3/10/2026PeakShares LLC1,224$1.06M1.0%N/A0.000%Search for SEC Filing on Google Icon
3/9/2026Rubicon Advisors GP1,014$0.87M0.8%N/A0.000%Search for SEC Filing on Google Icon
3/9/2026Corient Private Wealth LLC859,419$741.44M0.8%+31.7%0.194%Search for SEC Filing on Google Icon
3/9/2026Auto Owners Insurance Co349,248$30.12M0.0%+86,134.1%0.079%Search for SEC Filing on Google Icon
3/9/2026Lifetime Wealth Management P.C.33$28K0.0%N/A0.000%Search for SEC Filing on Google Icon
3/6/2026Union Savings Bank2,366$2.04M0.9%N/A0.001%Search for SEC Filing on Google Icon
3/6/2026Hsbc Holdings PLC1,131,391$975.42M0.6%-1.1%0.255%Search for SEC Filing on Google Icon
3/6/2026Cedarwood Wealth LLC374$0.32M0.4%N/A0.000%Search for SEC Filing on Google Icon
3/5/2026Gunpowder Capital Management LLC dba Oliver Wealth Management31$27K0.0%N/A0.000%Search for SEC Filing on Google Icon
3/5/2026Mengis Capital Management Inc.10,631$9.17M1.6%-4.0%0.002%Search for SEC Filing on Google Icon
3/5/2026Worthington Financial Partners LLC1,360$1.17M1.0%N/A0.000%Search for SEC Filing on Google Icon
3/5/2026Bayban402$0.35M0.3%N/A0.000%Search for SEC Filing on Google Icon
3/4/2026Pure Financial Advisors LLC8,542$7.37M0.1%-4.7%0.002%Search for SEC Filing on Google Icon
3/4/2026Rehmann Capital Advisory Group7,282$6.28M0.3%-1.6%0.002%Search for SEC Filing on Google Icon
3/4/2026SHP Wealth Management1,416$1.22M0.1%N/A0.000%Search for SEC Filing on Google Icon
3/4/2026Stenger Family Office LLC8,165$7.04M1.5%+15.5%0.002%Search for SEC Filing on Google Icon
3/3/2026S Harris Financial Group LLC295$0.25M0.2%N/A0.000%Search for SEC Filing on Google Icon
3/3/2026EJMK Ventures LLC1,250$1.08M0.7%N/A0.000%Search for SEC Filing on Google Icon
3/3/2026Targeted Financial Services LLC497$0.44M0.4%N/A0.000%Search for SEC Filing on Google Icon
3/3/2026WMS Group LLC335$0.29M0.4%N/A0.000%Search for SEC Filing on Google Icon
3/3/2026Tulsa Wealth Advisors INC636$0.55M0.2%N/A0.000%Search for SEC Filing on Google Icon
3/3/2026hemming& Wealth Management Inc.306$0.26M0.2%N/A0.000%Search for SEC Filing on Google Icon
3/3/2026Koenig Investment Advisory LLC1,038$0.90M0.7%N/A0.000%Search for SEC Filing on Google Icon
3/3/2026NWF Advisory Services Inc.21,517$18.56M2.0%-0.4%0.005%Search for SEC Filing on Google Icon
3/3/2026Bank of Hawaii1,482$1.28M0.1%-15.8%0.000%Search for SEC Filing on Google Icon
3/2/2026Reflection Asset Management2,384$2.06M1.4%N/A0.001%Search for SEC Filing on Google Icon
3/2/2026CFO Capital Management LLC1,204$1.04M0.8%N/A0.000%Search for SEC Filing on Google Icon
3/2/2026Sankala Group LLC95$82K0.1%N/A0.000%Search for SEC Filing on Google Icon
3/2/2026Tobam2,389$2.06M0.5%+1,536.3%0.001%Search for SEC Filing on Google Icon
3/2/2026Clearwave Capital LLC1,962$1.69M1.2%N/A0.000%Search for SEC Filing on Google Icon
3/2/2026NCM Capital Management LLC428$0.37M0.1%+3.6%0.000%Search for SEC Filing on Google Icon
2/27/2026Arwa LLC1,760$1.52M0.9%N/A0.000%Search for SEC Filing on Google Icon
2/27/2026Instrumental Wealth LLC218$0.19M0.1%N/A0.000%Search for SEC Filing on Google Icon
2/27/2026Groupama Asset Managment17,567$15.15M0.2%+17.3%0.004%Search for SEC Filing on Google Icon
2/26/2026Oak Grove Capital LLC19,398$16.73M2.0%+1.0%0.004%Search for SEC Filing on Google Icon
2/26/2026Anchor Investment Management LLC8,475$7.31M0.6%+2.3%0.002%Search for SEC Filing on Google Icon
2/26/2026BDFS Capital LLC789$0.68M0.3%N/A0.000%Search for SEC Filing on Google Icon
2/26/2026Banque Transatlantique SA211,962$183.57M4.4%+3.3%0.048%Search for SEC Filing on Google Icon
2/25/2026Tempo Wealth LLC4,580$3.95M0.7%N/A0.001%Search for SEC Filing on Google Icon
2/25/2026Mariner Investment Group LLC125,000$107.79M6.3%N/A0.028%Search for SEC Filing on Google Icon
2/25/2026KW Wealth Management LLC2,224$1.92M2.9%+8.8%0.001%Search for SEC Filing on Google Icon
2/25/2026Westshore Wealth LLC451$0.39M0.1%-5.1%0.000%Search for SEC Filing on Google Icon
2/25/2026MidFirst Bank10,436$9M0.7%N/A0.002%Search for SEC Filing on Google Icon
2/24/2026DGS Capital Management LLC836$0.72M0.1%-18.3%0.000%Search for SEC Filing on Google Icon
2/24/2026Ketron Financial291$0.25M0.1%N/A0.000%Search for SEC Filing on Google Icon
2/24/2026Astoria Portfolio Advisors LLC.1,522$1.31M0.3%+55.9%0.000%Search for SEC Filing on Google Icon
2/24/2026Barnes Wealth Management Group Inc355$0.31M0.2%-3.5%0.000%Search for SEC Filing on Google Icon
2/24/2026SG Trading Solutions LLC2,941$2.54M0.6%N/A0.001%Search for SEC Filing on Google Icon
2/24/2026Pacer Advisors Inc.74,067$63.87M0.1%+11.1%0.017%Search for SEC Filing on Google Icon
2/24/2026Nolet Wealth Management LLC964$0.83M0.5%N/A0.000%Search for SEC Filing on Google Icon
2/24/2026Lynch Investment Planning LLC254$0.22M0.2%N/A0.000%Search for SEC Filing on Google Icon
2/24/2026Floyd Financial Group LLC640$0.55M0.4%+12.5%0.000%Search for SEC Filing on Google Icon
2/23/2026Drake & Associates LLC3,489$3.01M0.6%-17.4%0.001%Search for SEC Filing on Google Icon
2/23/2026Sonoma Allocations LLC448$0.39M0.1%-43.6%0.000%Search for SEC Filing on Google Icon
2/23/2026Beaird Harris Wealth Management LLC537$0.46M0.0%-2.5%0.000%Search for SEC Filing on Google Icon
2/23/2026Kera Capital Partners Inc.673$0.63M0.1%-23.3%0.000%Search for SEC Filing on Google Icon
2/23/2026Virtu Financial LLC9,058$7.81M0.3%-24.2%0.002%Search for SEC Filing on Google Icon
2/23/2026MV Capital Management Inc.4,501$3.88M0.4%N/A0.001%Search for SEC Filing on Google Icon
2/20/2026Sunbelt Securities Inc.5,609$4.84M0.3%+0.3%0.001%Search for SEC Filing on Google Icon
2/20/2026Cambient Family Office LLC6,556$5.65M0.8%N/A0.001%Search for SEC Filing on Google Icon
2/20/2026Kovitz Investment Group Partners LLC3,784$3.26M0.1%-91.1%0.001%Search for SEC Filing on Google Icon
2/20/2026McLaughlin Asset Management Inc.598$0.52M0.5%N/A0.000%Search for SEC Filing on Google Icon
2/20/2026Bauman Advisory Group LLC1,235$1.07M0.9%N/A0.000%Search for SEC Filing on Google Icon
2/20/2026White Knight Strategic Wealth Advisors LLC880$0.76M0.6%+35.2%0.000%Search for SEC Filing on Google Icon
2/19/2026Vancity Investment Management Ltd19,051$16.43M2.2%-39.6%0.004%Search for SEC Filing on Google Icon
2/19/2026Mcguire Capital Advisors Inc.32$28K0.0%N/A0.000%Search for SEC Filing on Google Icon
2/19/2026Hamilton Wealth LLC611$0.53M0.1%+5.9%0.000%Search for SEC Filing on Google Icon
2/19/2026T. Rowe Price Investment Management Inc.1,750$1.51M0.0%N/A0.000%Search for SEC Filing on Google Icon
2/19/2026Van Diest Capital LLC352$0.30M0.5%N/A0.000%Search for SEC Filing on Google Icon
2/19/2026Compound Planning Inc.9,732$8.39M0.2%+8.7%0.002%Search for SEC Filing on Google Icon
2/19/2026Claris Financial LLC1,090$0.94M0.5%N/A0.000%Search for SEC Filing on Google Icon
2/19/2026ATX Financial Planning LLC435$0.38M0.3%N/A0.000%Search for SEC Filing on Google Icon
2/19/2026Invesco Ltd.4,328,729$3.73B0.6%+3.4%0.975%Search for SEC Filing on Google Icon
2/19/2026Torrey Payne Wealth Management LLC551$0.48M0.4%N/A0.000%Search for SEC Filing on Google Icon
2/19/2026Evansbrook LLC609$0.53M0.4%N/A0.000%Search for SEC Filing on Google Icon
2/19/2026Rare Wolf Capital LLC313$0.27M0.2%N/A0.000%Search for SEC Filing on Google Icon
2/19/2026Harbour Wealth Management Group Inc.1,069$0.92M0.7%N/A0.000%Search for SEC Filing on Google Icon
2/19/2026First Growth Capital LLC676$0.58M0.6%N/A0.000%Search for SEC Filing on Google Icon
2/19/2026Axxcess Wealth Management LLC17,439$15.04M0.2%+14.8%0.004%Search for SEC Filing on Google Icon
2/19/2026Birchwood Financial Partners Inc.231$0.20M0.2%N/A0.000%Search for SEC Filing on Google Icon
2/19/2026Corient Private Wealth LLC6,125,405$5.28B2.7%+838.9%1.380%Search for SEC Filing on Google Icon
2/19/2026CrossGen Wealth LLC53$46K0.0%N/A0.000%Search for SEC Filing on Google Icon
2/18/2026Strive Financial Group LLC2,104$1.81M0.9%N/A0.000%Search for SEC Filing on Google Icon
2/18/2026Ameriflex Group Inc.3,583$3.09M1.6%-42.0%0.001%Search for SEC Filing on Google Icon
2/18/2026First Commonwealth Financial Corp PA 1,209$1.04M0.2%+3.5%0.000%Search for SEC Filing on Google Icon
2/18/2026Blue Sparrow LLC DE54,300$46.83M0.9%N/A0.012%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Costco Wholesale logo
Costco Wholesale Corporation, together with its subsidiaries, engages in the operation of membership warehouses in the United States, Puerto Rico, Canada, Mexico, Japan, the United Kingdom, Korea, Australia, Taiwan, China, Spain, France, Iceland, New Zealand, and Sweden. The company offers branded and private-label products in a range of merchandise categories. It offers merchandise, such as sundries, dry groceries, candies, coolers, freezers, deli, liquor, and tobacco; appliances, electronics, health and beauty aids, hardware, garden and patio products, sporting goods, tires, toys and seasonal products, office supplies, automotive care products, postages, tickets, apparel, small appliances, furniture, domestics, housewares, special order kiosks, and jewelry; and meat, produce, service deli, and bakery products. The company also operates gasoline, pharmacies, optical, food courts, hearing-aid centers, and tire installation centers; and offers business delivery, travel, grocery, and various other services online. It also operates e-commerce websites. The company was formerly known as Costco Companies, Inc. and changed its name to Costco Wholesale Corporation in August 1999. Costco Wholesale Corporation was founded in 1976 and is based in Issaquah, Washington.
Read More on Costco Wholesale

Today's Range

Now: $972.33
Low: $970.54
High: $980.76

50 Day Range

MA: $984.26
Low: $940.25
High: $1,018.48

52 Week Range

Now: $972.33
Low: $844.06
High: $1,067.08

Volume

2,618,738 shs

Average Volume

1,846,601 shs

Market Capitalization

$431.37 billion

P/E Ratio

50.56

Dividend Yield

0.53%

Beta

1.01

Who are the company insiders with the largest holdings of Costco Wholesale?

Costco Wholesale's top insider investors include:
  1. Patrick J Callans (EVP)
  2. James C Klauer (EVP)
  3. Roland Michael Vachris (CEO)
  4. Richard A Galanti (EVP)
  5. Daniel M Hines (Insider)
  6. Susan L Decker (Director)
  7. Gary Millerchip (EVP)
  8. Javier Polit (EVP)
  9. Pierre Riel (EVP)
  10. Russell D Miller (EVP)
  11. Claudine Adamo (EVP)
  12. Kenneth D Denman (Director)
  13. Yoram Rubanenko (EVP)
  14. Tiffany Marie Barbre (Insider)
  15. Teresa A Jones (EVP)
  16. William Richard Wilcox (EVP)
Learn More about top insider investors at Costco Wholesale.

Who are the major institutional investors of Costco Wholesale?

Costco Wholesale's top institutional shareholders include:
  1. Vanguard Group Inc. — 9.83%
  2. State Street Corp — 4.09%
  3. Geode Capital Management LLC — 2.34%
  4. Morgan Stanley — 2.15%
  5. Bank of America Corp DE — 1.52%
  6. Corient Private Wealth LLC — 1.38%
Learn More about top institutional investors of Costco Wholesale stock.

Which institutional investors are selling Costco Wholesale stock?

In the last quarter, COST stock was sold by these institutional investors:
  1. Amundi
  2. Jennison Associates LLC
  3. Nuveen LLC
  4. UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
  5. Capital Research Global Investors
  6. Susquehanna Advisors Group Inc.
  7. Jefferies Financial Group Inc.
  8. Macquarie Group Ltd.
Within the previous year, company insiders that have sold Costco Wholesale company stock include:
  1. Patrick J Callans (EVP)
  2. James C Klauer (EVP)
  3. Roland Michael Vachris (CEO)
  4. Richard A Galanti (EVP)
  5. Daniel M Hines (Insider)
  6. Susan L Decker (Director)
  7. Gary Millerchip (EVP)
  8. Javier Polit (EVP)
  9. Pierre Riel (EVP)
  10. Russell D Miller (EVP)
  11. Claudine Adamo (EVP)
  12. Kenneth D Denman (Director)
Learn More investors selling Costco Wholesale stock.

Which institutional investors are buying Costco Wholesale stock?

During the previous quarter, COST stock was acquired by institutional investors including:
  1. Norges Bank
  2. Corient Private Wealth LLC
  3. Cardano Risk Management B.V.
  4. Assenagon Asset Management S.A.
  5. Vestor Capital LLC
  6. Renaissance Technologies LLC
  7. Arrowstreet Capital Limited Partnership
  8. Voloridge Investment Management LLC