Newest
PEBO ▼ sold $76K · Augenstein Mark filed 1d agoBBT ▲ bought $105K · Hollister Thomas J filed 2d agoBBT ▼ sold $20K · Eagan John Buckley filed 2d agoGS ▼ sold $60K · LESLIE ERICKA T filed 2d agoGS ▼ sold $163K · LESLIE ERICKA T filed 2d agoMSCI ▼ sold $1.5M · Gutowski Robert J. filed 2d agoGL ▼ sold $2.2M · MAJORS MICHAEL CLAY filed 2d agoPHR ▲ bought $362 · Linetsky David filed 2d agoPHR ▲ bought $320 · Linetsky David filed 2d agoRVI ▲ bought $23K · Whitney Meredith filed 2d agoLEO ▲ bought $369K · Saba Capital Management, L.P. filed 2d agoPG ▼ sold $5.7M · Jejurikar Shailesh filed 2d agoICLR ▼ sold $10K · Lyons Emer filed 2d agoICLR ▼ sold $10K · Lyons Emer filed 2d agoICLR ▼ sold $8K · Lyons Emer filed 2d agoICLR ▼ sold $15K · Lyons Emer filed 2d agoICLR ▼ sold $8K · Lyons Emer filed 2d agoPG ▼ sold $698K · Gama Paul filed 2d ago

Stock / equity

COST COSTCO WHOLESALE CORP /NEW

Company
COSTCO WHOLESALE CORP /NEW
Security
Equity
Size, estimated from filings
Mega cap ($200B and up)
Insiders on record
24
Members of Congress
9
Latest trade on record
October 22, 2026

COST (COSTCO WHOLESALE CORP /NEW) has 60 disclosed insider transactions from 20 insiders in the last 12 months (0 open-market buys, 37 sales, about $33.4M at reported prices) and 11 congressional trades from 8 members of Congress. The most recent disclosure was filed October 26, 2026.

Last updated October 26, 2026 · Sources: SEC EDGAR Form 4; House Clerk and Senate eFD PTRs

Insider txns (12m)
60
Open-market buys / sales
0 / 37
Congress trades (12m)
11
Distinct filers (12m)
28

Share price

Price and chart by TradingView for COSTCO WHOLESALE CORP /NEW. US share prices here are delayed, not real-time. The trade records on this page come from government filings, not from this chart.

COST in charts

Who is trading this stock

Which people account for the buying and selling over the last 12 months?

BoughtSold

8 people account for the disclosed buying and selling in COST over the last 12 months; the most active is Wilcox William Richard with $5.0M.

Embed this chart
<iframe src="https://spotthemoney.com/embed/stocks/cost/" width="640" height="360" loading="lazy" style="border:0;max-width:100%" title="Who is trading COST — Spot the Money"></iframe>
<p>Source: <a href="https://spotthemoney.com/stocks/cost/">Spot the Money</a></p>

Prices insiders traded at

What price did insiders buy and sell at? Each marker is one open-market trade at the share price reported on its Form 4.

▲ Bought▼ SoldAverage reported price that day
$800$900$1,000$1,100Sep 2025Oct 2026
$800$900$1,000$1,100Sep 2025Oct 2026

Insiders reported 16 open-market trades in COST since Sep 29, 2025, at prices from $863 to $1,003; the most recent was a sale at $958 on Oct 13, 2026. These are the prices on the filings, not adjusted for stock splits, and not a market price series.

Insider holdings over time

Is an insider building or unwinding a position? Shares held directly after each filing.

RAIKES JEFFREY SKlauer James C
024K48K6K46K2025-10-242026-10-26

RAIKES JEFFREY S reported 6,310 shares held after the latest filing, against 20,528 at the first on record.

Insiders trading COST

Everyone who filed a Form 4 for this ticker, by number of rows on record. "Bought" and "sold" count open-market purchases (code P) and sales only; awards, option exercises and shares withheld for tax are in the row count but not in those two columns. Showing 15 of 24.

InsiderRoleRowsBoughtSoldValue boughtValue soldLatest
Klauer James CExecutive Vice President13012—$5.3MOctober 22, 2026
Adamo ClaudineExecutive Vice President1009—$6.8MSeptember 29, 2026
Frates CatonExecutive Vice President908—$5.5MSeptember 29, 2026
MILLERCHIP GARYExecutive Vice President806—$3.6MOctober 22, 2026
Vachris Roland MichaelPresident and CEO705—$6.2MOctober 22, 2026
Barbre Tiffany MarieInsider706—$1.7MOctober 24, 2025
George Sarah CatherineExecutive Vice President605—$264KOctober 22, 2026
POLIT JAVIERExecutive Vice President605—$3.4MDecember 30, 2025
Sullivan John ChristopherExecutive VP605—$2.4MOctober 22, 2025
RAIKES JEFFREY SDirector500——October 22, 2026
Callans Patrick JExecutive Vice President505—$866KOctober 22, 2025
Wilcox William RichardExecutive Vice President403—$5.0MOctober 13, 2026
Jones Teresa A.Executive Vice President402—$2.2MSeptember 10, 2026
DENMAN KENNETH DDirector301—$847KJune 23, 2026
DECKER SUSAN LDirector301—$437KJanuary 16, 2026
What kind of transactions these are 5 Form 4 codes
CodeMeaningRowsSharesValue at reported prices
FShares withheld for tax6131,957$30.4M
AGrant or award2985,054—
SOpen-market sale1623,051$21.4M
GGift617,936—
IDiscretionary transaction1642$636K

What each code means: Form 4 transaction codes.

Members of Congress trading COST

Members whose periodic transaction reports name this ticker. Amounts are the sums of the ranges as filed.

MemberSeatTradesBoughtSoldRange as filedLatest
Gilbert Ray Cisneros, Jr.Representative (CA, District 31), Democrat321$3,003–$45KJanuary 30, 2026
Richard McCormickRepresentative (GA, District 7), Republican211$2,002–$30KJuly 30, 2026
Rick W. AllenRepresentative (GA, District 12), Republican101$1,001–$15KSeptember 18, 2026
Dan NewhouseRepresentative (WA, District 4), Republican110$1,001–$15KJuly 10, 2026
Alan ArmstrongSenator (OK), Republican110$1,001–$15KMarch 27, 2026
Markwayne MullinSenator (OK), Republican110$15K–$50KDecember 29, 2025
Shelley Moore CapitoSenator (WV), Republican101$1,001–$15KOctober 17, 2025
John BoozmanSenator (AR), Republican110$1,001–$15KOctober 9, 2025
Val T. HoyleRepresentative (OR, District 4), Democrat101$1,001–$15KSeptember 23, 2025

Download CSV125 rows · 45 KB · insider and congressional rows for this ticker · all downloads

Insider transactions

FilerSideTrade dateDisclosedLagSharesPriceValueFlagsSourceShare
George Sarah CatherineSell FOctober 22, 2026October 26, 20264d47$1,018$48KForm 4 ↗
George Sarah CatherineSell FOctober 22, 2026October 26, 20264d35$1,018$35KForm 4 ↗
George Sarah CatherineSell FOctober 22, 2026October 26, 20264d56$1,018$57KForm 4 ↗
George Sarah CatherineSell FOctober 22, 2026October 26, 20264d62$1,018$64KForm 4 ↗
George Sarah CatherineSell FOctober 22, 2026October 26, 20264d60$1,018$61KForm 4 ↗
JAMES HAMILTON EOther AOctober 22, 2026October 26, 20264d266——Form 4 ↗
JEWELL SARAH MR SALLYOther AOctober 22, 2026October 26, 20264d266——Form 4 ↗
Klauer James CSell FOctober 22, 2026October 26, 20264d542$1,018$552KForm 4 ↗
Klauer James CSell FOctober 22, 2026October 26, 20264d443$1,018$451KForm 4 ↗
Klauer James CSell FOctober 22, 2026October 26, 20264d530$1,018$540KForm 4 ↗
Klauer James CSell FOctober 22, 2026October 26, 20264d396$1,018$403KForm 4 ↗
Klauer James CSell FOctober 22, 2026October 26, 20264d191$1,018$194KForm 4 ↗
RAIKES JEFFREY SOther AOctober 22, 2026October 26, 20264d266——Form 4 ↗
Raimondo Gina MarieOther AOctober 22, 2026October 26, 20264d266——Form 4 ↗
STANTON JOHN WOther AOctober 22, 2026October 26, 20264d266——Form 4 ↗
Wilderotter Mary AgnesOther AOctober 22, 2026October 26, 20264d266——Form 4 ↗
Vachris Roland MichaelSell FOctober 22, 2026October 26, 20264d1,131$1,018$1.2MForm 4 ↗
Vachris Roland MichaelSell FOctober 22, 2026October 26, 20264d1,121$1,018$1.1MForm 4 ↗
Vachris Roland MichaelSell FOctober 22, 2026October 26, 20264d1,404$1,018$1.4MForm 4 ↗
Vachris Roland MichaelOther AOctober 22, 2026October 26, 20264d13,973——Form 4 ↗
MILLERCHIP GARYSell FOctober 22, 2026October 26, 20264d817$1,018$832KForm 4 ↗
MILLERCHIP GARYSell FOctober 22, 2026October 26, 20264d500$1,018$509KForm 4 ↗
MILLERCHIP GARYSell FOctober 22, 2026October 26, 20264d313$1,018$319KForm 4 ↗
MILLERCHIP GARYOther AOctober 22, 2026October 26, 20264d6,140——Form 4 ↗
Wilcox William RichardSell SOctober 13, 2026October 14, 20261d1,100$958$1.1MForm 4 ↗
Adamo ClaudineSell SSeptember 29, 2026September 30, 20261d2,200$916$2.0MForm 4 ↗
Frates CatonSell SSeptember 29, 2026September 30, 20261d801$916$733KForm 4 ↗
Adamo ClaudineSell FSeptember 10, 2026September 14, 20264d917$902$827KForm 4 ↗
Adamo ClaudineOther ASeptember 10, 2026September 14, 20264d4,129——Form 4 ↗
Frates CatonSell FSeptember 10, 2026September 14, 20264d1,654$902$1.5MForm 4 ↗
Frates CatonOther ASeptember 10, 2026September 14, 20264d4,552——Form 4 ↗
Jones Teresa A.Sell FSeptember 10, 2026September 14, 20264d1,459$902$1.3MForm 4 ↗
Jones Teresa A.Other ASeptember 10, 2026September 14, 20264d4,129——Form 4 ↗
Klauer James CSell FSeptember 10, 2026September 14, 20264d936$902$845KForm 4 ↗
Klauer James COther ASeptember 10, 2026September 14, 20264d4,129——Form 4 ↗
Riel PierreSell FSeptember 10, 2026September 14, 20264d1,562$902$1.4MForm 4 ↗
Riel PierreOther ASeptember 10, 2026September 14, 20264d4,552——Form 4 ↗
Rubanenko YoramSell FSeptember 10, 2026September 14, 20264d1,696$902$1.5MForm 4 ↗
Rubanenko YoramOther ASeptember 10, 2026September 14, 20264d4,129——Form 4 ↗
Wilcox William RichardSell FSeptember 10, 2026September 14, 20264d1,935$902$1.7MForm 4 ↗
Wilcox William RichardOther ASeptember 10, 2026September 14, 20264d4,129——Form 4 ↗
RAIKES JEFFREY SOther GJuly 10, 2026July 14, 20264d5,249——Form 4 ↗
DENMAN KENNETH DSell SJune 23, 2026June 25, 20262d885$957$847KForm 4 ↗
Frates CatonSell SApril 1, 2026April 1, 20260d700$993$695KForm 4 ↗
George Sarah CatherineOther IMarch 12, 2026March 13, 20261d642$991$636KindirectForm 4 ↗
MILLERCHIP GARYSell FMarch 11, 2026March 13, 20262d1,154$992$1.1MForm 4 ↗
Adamo ClaudineSell SMarch 9, 2026March 11, 20262d730$1,003$732KForm 4 ↗
RAIKES JEFFREY SOther GJanuary 27, 2026January 28, 20261d5,115——Form 4 ↗
Jones Teresa A.Other GJanuary 27, 2026January 28, 20261d300——Form 4 ↗
Jones Teresa A.Sell SJanuary 21, 2026January 23, 20262d850$986$838KForm 4 ↗
DECKER SUSAN LSell SJanuary 16, 2026January 20, 20264d458$955$437KForm 4 ↗
Raimondo Gina MarieOther AJanuary 16, 2026January 20, 20264d215——Form 4 ↗
Klauer James CSell SJanuary 14, 2026January 15, 20261d1,500$939$1.4MForm 4 ↗
Miller Russell DSell SJanuary 9, 2026January 12, 20263d1,500$916$1.4MindirectForm 4 ↗
POLIT JAVIERSell SDecember 30, 2025December 31, 20251d558$863$482KForm 4 ↗
POLIT JAVIERSell SDecember 29, 2025December 31, 20252d2,049$867$1.8MForm 4 ↗
DENMAN KENNETH DOther GDecember 19, 2025December 22, 20253d325——Form 4 ↗
DECKER SUSAN LOther GDecember 15, 2025December 17, 20252d2,827——Form 4 ↗
RAIKES JEFFREY SOther GNovember 10, 2025November 12, 20252d4,120——Form 4 ↗
Wilcox William RichardSell SNovember 7, 2025November 12, 20255d2,400$930$2.2MlateForm 4 ↗
Barbre Tiffany MarieSell SOctober 24, 2025October 24, 20250d1,239$935$1.2MForm 4 ↗
Barbre Tiffany MarieSell FOctober 22, 2025October 24, 20252d85$945$80KForm 4 ↗
Barbre Tiffany MarieSell FOctober 22, 2025October 24, 20252d135$945$128KForm 4 ↗
Barbre Tiffany MarieSell FOctober 22, 2025October 24, 20252d119$945$112KForm 4 ↗
Barbre Tiffany MarieSell FOctober 22, 2025October 24, 20252d90$945$85KForm 4 ↗
Barbre Tiffany MarieSell FOctober 22, 2025October 24, 20252d114$945$107KForm 4 ↗
Barbre Tiffany MarieOther AOctober 22, 2025October 24, 20252d2,118——Form 4 ↗
Vachris Roland MichaelSell FOctober 22, 2025October 24, 20252d1,160$945$1.1MForm 4 ↗
Vachris Roland MichaelSell FOctober 22, 2025October 24, 20252d1,493$945$1.4MForm 4 ↗
Vachris Roland MichaelOther AOctober 22, 2025October 24, 20252d13,834——Form 4 ↗
Sullivan John ChristopherSell FOctober 22, 2025October 24, 20252d366$945$346KForm 4 ↗
Sullivan John ChristopherSell FOctober 22, 2025October 24, 20252d585$945$552KForm 4 ↗
Sullivan John ChristopherSell FOctober 22, 2025October 24, 20252d569$945$537KForm 4 ↗
Sullivan John ChristopherSell FOctober 22, 2025October 24, 20252d573$945$541KForm 4 ↗
Sullivan John ChristopherSell FOctober 22, 2025October 24, 20252d421$945$398KForm 4 ↗
Sullivan John ChristopherOther AOctober 22, 2025October 24, 20252d4,654——Form 4 ↗
POLIT JAVIERSell FOctober 22, 2025October 24, 20252d337$945$318KForm 4 ↗
POLIT JAVIERSell FOctober 22, 2025October 24, 20252d294$945$278KForm 4 ↗
POLIT JAVIERSell FOctober 22, 2025October 24, 20252d538$945$508KForm 4 ↗
POLIT JAVIEROther AOctober 22, 2025October 24, 20252d4,219——Form 4 ↗
MILLERCHIP GARYSell FOctober 22, 2025October 24, 20252d500$945$473KForm 4 ↗
MILLERCHIP GARYSell FOctober 22, 2025October 24, 20252d313$945$296KForm 4 ↗
MILLERCHIP GARYOther AOctober 22, 2025October 24, 20252d6,268——Form 4 ↗
Klauer James CSell FOctober 22, 2025October 24, 20252d111$945$105KForm 4 ↗
Klauer James CSell FOctober 22, 2025October 24, 20252d177$945$167KForm 4 ↗
Klauer James CSell FOctober 22, 2025October 24, 20252d199$945$188KForm 4 ↗
Klauer James CSell FOctober 22, 2025October 24, 20252d191$945$180KForm 4 ↗
Klauer James CSell FOctober 22, 2025October 24, 20252d240$945$227KForm 4 ↗
Frates CatonSell FOctober 22, 2025October 24, 20252d706$945$667KForm 4 ↗
Frates CatonSell FOctober 22, 2025October 24, 20252d901$945$851KForm 4 ↗
Frates CatonSell FOctober 22, 2025October 24, 20252d758$945$716KForm 4 ↗
Frates CatonSell FOctober 22, 2025October 24, 20252d248$945$234KForm 4 ↗
Frates CatonSell FOctober 22, 2025October 24, 20252d156$945$147KForm 4 ↗
Callans Patrick JSell FOctober 22, 2025October 24, 20252d111$945$104KForm 4 ↗
Callans Patrick JSell FOctober 22, 2025October 24, 20252d177$945$167KForm 4 ↗
Callans Patrick JSell FOctober 22, 2025October 24, 20252d199$945$188KForm 4 ↗
Callans Patrick JSell FOctober 22, 2025October 24, 20252d191$945$181KForm 4 ↗
Callans Patrick JSell FOctober 22, 2025October 24, 20252d240$945$227KForm 4 ↗
Adamo ClaudineSell SOctober 24, 2025October 24, 20250d2,700$936$2.5MForm 4 ↗
Adamo ClaudineSell FOctober 22, 2025October 24, 20252d111$945$104KForm 4 ↗
Adamo ClaudineSell FOctober 22, 2025October 24, 20252d177$945$167KForm 4 ↗
Adamo ClaudineSell FOctober 22, 2025October 24, 20252d199$945$188KForm 4 ↗
Adamo ClaudineSell FOctober 22, 2025October 24, 20252d97$945$92KForm 4 ↗
Adamo ClaudineSell FOctober 22, 2025October 24, 20252d122$945$115KForm 4 ↗
STANTON JOHN WOther AOctober 22, 2025October 24, 20252d286——Form 4 ↗
Wilderotter Mary AgnesOther AOctober 22, 2025October 24, 20252d286——Form 4 ↗
RAIKES JEFFREY SOther AOctober 22, 2025October 24, 20252d286——Form 4 ↗
JEWELL SARAH MR SALLYOther AOctober 22, 2025October 24, 20252d286——Form 4 ↗
JAMES HAMILTON EOther AOctober 22, 2025October 24, 20252d286——Form 4 ↗
Foulkes HelenaOther AOctober 22, 2025October 24, 20252d286——Form 4 ↗
DENMAN KENNETH DOther AOctober 22, 2025October 24, 20252d286——Form 4 ↗
DECKER SUSAN LOther AOctober 22, 2025October 24, 20252d286——Form 4 ↗
Miller Russell DSell SSeptember 29, 2025October 1, 20252d3,381$915$3.1MindirectForm 4 ↗

Congressional trades

FilerSideTrade dateDisclosedLagSharesPriceValueFlagsSourceShare
Rick W. AllenSellSeptember 18, 2026October 14, 202626d——$1,001–$15KspouseHouse PTR ↗
Richard McCormickSellJuly 30, 2026August 14, 202615d——$1,001–$15KHouse PTR ↗
Alan ArmstrongBuyMarch 27, 2026July 21, 2026116d——$1,001–$15KlateSenate PTR ↗
Dan NewhouseBuyJuly 10, 2026July 17, 20267d——$1,001–$15KspouseHouse PTR ↗
Gilbert Ray Cisneros, Jr.BuyJanuary 30, 2026February 13, 202614d——$1,001–$15KHouse PTR ↗
Markwayne MullinBuyDecember 29, 2025January 16, 202618d——$15K–$50KjointSenate PTR ↗
Gilbert Ray Cisneros, Jr.SellDecember 24, 2025January 12, 202619d——$1,001–$15KHouse PTR ↗
Richard McCormickBuyNovember 5, 2025December 9, 202534d——$1,001–$15KHouse PTR ↗
Gilbert Ray Cisneros, Jr.BuyOctober 17, 2025November 18, 202532d——$1,001–$15KHouse PTR ↗
John BoozmanBuyOctober 9, 2025November 15, 202537d——$1,001–$15KjointSenate PTR ↗
Shelley Moore CapitoSellOctober 17, 2025November 4, 202518d——$1,001–$15KspouseSenate PTR ↗
Val T. HoyleSellSeptember 23, 2025October 10, 202517d——$1,001–$15KspouseHouse PTR ↗

Tickers traded by the same people who traded COST, by number of filers in common. It shows overlap in public filings and nothing else.

  • MSFT Microsoft Corporation - Common Stock 8 filers in common
  • LLY Eli Lilly and Company Common Stock 7 filers in common
  • AVGO Broadcom Inc. - Common Stock 7 filers in common
  • AAPL Apple Inc. - Common Stock 7 filers in common
  • UNH UnitedHealth Group Incorporated Common Stock 7 filers in common
  • META Meta Platforms, Inc. - Class A Common Stock 6 filers in common
  • NVDA NVIDIA Corporation - Common Stock 6 filers in common
  • ACN Accenture plc Class A Ordinary Shares 6 filers in common

Guides for this page

Sources and method

Official sources behind this page
SourceFilingsRowsFirst filedNewest filedRead the originals
House Clerk, periodic transaction reports88October 10, 2025October 14, 2026House Clerk search
Senate eFD, periodic transaction reports44November 4, 2025July 21, 2026Senate eFD search
SEC EDGAR, Form 456113October 1, 2025October 26, 2026Form 4 list on EDGAR

Site built October 27, 2026. Every row in the tables above links to its own filing. To quote a figure, use the Cite button at the top of the page; see how to cite and reuse.

Insider rows are Form 4 filings for this issuer from SEC EDGAR; congressional rows are periodic transaction reports parsed from the House Clerk and the Senate eFD. Values use the reported price for Form 4 and the disclosed range for Congress. See methodology and corrections.

Not investment advice. Disclosures are shown as filed and may lag the trade or be amended. No recommendation is made or implied.