Costco Wholesale (COST) stock trades by Congress

Sector: Consumer & retail

Members of Congress disclosed 34 trades in Costco Wholesale (COST) between Nov 2024 and Jul 2026: 17 purchases and 17 sales by 16 members. The most active were Ro Khanna (D-CA, 10 trades), Lisa McClain (R-MI, 4 trades) and Gilbert Cisneros (D-CA, 3 trades). The latest trade listed here is from July 30, 2026. 3 newer trades from the last 60 days are shown in TraderCongress Pro.

Trades (2 years)
34
Purchases
17
Sales
17
Members
16

Democrat Democrats: 16Republican Republicans: 18

Which members of Congress traded COST?

Who else trades COST?

  • President Donald Trump's financial disclosures list 28 trades in COST, the latest dated August 24, 2026.
  • Ray Dalio (Bridgewater) held COST in the 13F filing for the quarter ended June 30, 2026.

Positions, changes and the full presidential record are in Celebrity Portfolio, part of TraderCongress Pro.

Latest COST trades by members of Congress

The 34 most recent trades older than 60 days, as filed: amounts are the disclosed ranges. 3 newer trades are in TraderCongress Pro.

MemberTradeAmountTradedDisclosed
Rich McCormickR-GA · HouseSell$1K–15KJul 30, 2026Aug 14, 2026
Dan NewhouseR-WA · HouseBuy$1K–15KJul 10, 2026Jul 17, 2026
Alan ArmstrongR-OK · SenateBuy$1K–15KMar 27, 2026Jul 21, 2026
Gilbert CisnerosD-CA · HouseBuy$1K–15KJan 30, 2026Feb 13, 2026
Ro KhannaD-CA · HouseBuy$1K–15KJan 6, 2026Feb 6, 2026
Markwayne MullinR-OK · SenateBuy$15K–50KDec 29, 2025Jan 16, 2026
Gilbert CisnerosD-CA · HouseSell$1K–15KDec 24, 2025Jan 12, 2026
Ro KhannaD-CA · HouseBuy$15K–50KNov 10, 2025Dec 8, 2025
Rich McCormickR-GA · HouseBuy$1K–15KNov 5, 2025Dec 9, 2025
Ro KhannaD-CA · HouseBuy$1K–15KNov 3, 2025Dec 8, 2025
Gilbert CisnerosD-CA · HouseBuy$1K–15KOct 17, 2025Nov 18, 2025
Shelley CapitoR-WV · SenatePartial sell$1K–15KOct 17, 2025Nov 4, 2025
John BoozmanR-AR · SenateBuy$1K–15KOct 9, 2025Nov 15, 2025
Ro KhannaD-CA · HouseSell$15K–50KOct 7, 2025Nov 6, 2025
Ro KhannaD-CA · HouseSell$1K–15KSep 29, 2025Oct 3, 2025
Valerie HoyleD-OR · HouseSell$1K–15KSep 23, 2025Oct 10, 2025
Lisa McClainR-MI · HouseSell$1K–15KJul 10, 2025Aug 13, 2025
Lisa McClainR-MI · HouseBuy$1K–15KJun 17, 2025Aug 13, 2025
Lisa McClainR-MI · HouseSell$1K–15KJun 9, 2025Aug 13, 2025
Jefferson ShreveR-IN · HouseSell$100K–250KMay 12, 2025Jun 22, 2025
Bruce WestermanR-AR · HouseSell$1K–15KApr 21, 2025May 12, 2025
Ro KhannaD-CA · HouseBuy$1K–15KApr 9, 2025May 12, 2025
Jefferson ShreveR-IN · HouseSell$15K–50KMar 31, 2025Apr 11, 2025
Greg LandsmanD-OH · HouseSell$1K–15KMar 27, 2025Apr 8, 2025
Ro KhannaD-CA · HouseBuy$1K–15KMar 12, 2025Apr 10, 2025
Bruce WestermanR-AR · HouseBuy$1K–15KMar 3, 2025Apr 16, 2025
Greg LandsmanD-OH · HouseSell$1K–15KFeb 26, 2025Mar 5, 2025
Ro KhannaD-CA · HouseSell$1K–15KFeb 25, 2025Mar 6, 2025
C. FranklinR-FL · HouseSell$1K–15KJan 28, 2025Mar 18, 2025
Ro KhannaD-CA · HouseSell$1K–15KJan 22, 2025Feb 6, 2025
Ro KhannaD-CA · HouseSell$1K–15KJan 17, 2025Feb 6, 2025
James ComerR-KY · HouseBuy$1K–15KJan 2, 2025Jan 10, 2025
Lisa McClainR-MI · HouseBuy$1K–15KDec 11, 2024Aug 13, 2025
Marjorie GreeneR-GA · HouseBuy$1K–15KNov 25, 2024Nov 27, 2024

Frequently asked questions

Which members of Congress traded COST?
16 members of Congress disclosed trades in Costco Wholesale (COST) in the last two years, led by Ro Khanna (10 trades), Lisa McClain (4 trades), Gilbert Cisneros (3 trades), Bruce Westerman (2 trades) and Greg Landsman (2 trades).
Is Congress buying or selling COST?
Members have been both buying and selling COST: 17 purchases and 17 sales. Democrats made 16 trades and Republicans 18 trades.
When did a member of Congress last trade COST?
The latest trade listed here is from July 30, 2026. Members have up to 45 days to disclose a trade, so newer ones appear as they are filed.
Do famous investors own COST?
Yes. In their latest SEC 13F filings, Ray Dalio reported holding COST. TraderCongress Pro shows their positions and changes in Celebrity Portfolio.