“...pleasure and pain, they come and go and don't last... bear them patiently”—Gita
19 members of Congress have reported 49 trades in Costco (COST) since 2024: 28 buys and 21 sells. The most active was Rep. Greg Landsman (6 trades); the latest was Rep. Pete Sessions, who sold $100K–$250K on Oct 13, 2026. 19 of these members have a ranked hit rate (10+ scored trades). This is a record of public disclosures, not a recommendation.
4 older trades (traded before 2024, disclosed later) are listed in the table but not plotted.
| Member · hit rate | Action | Traded | Reported amount | Disclosed · lag | This trade vs SPY (90 d) | SEC filings ±30 days | Source |
|---|---|---|---|---|---|---|---|
| PSRep. Pete Sessions R-TX17 53% hit · 20 Oversight and Government ReformFinancial Services | SELL | Oct 13, 2026 | $100K–$250K | Oct 27, 2026 14 days | — | 8-K 10-16 8-K 10-14 8-K 09-24 · 28 Form 4 | |
| PSRep. Pete Sessions R-TX17 · SP 53% hit · 20 Oversight and Government ReformFinancial Services | SELL | Oct 2, 2026 | $250K–$500K | Oct 27, 2026 25 days | — | 8-K 10-16 8-K 10-14 8-K 09-24 · 28 Form 4 | |
| RARep. Rick W. Allen R-GA12 · SP 35% hit · 43 Energy and CommerceEducation and Workforce | SELL | Sep 18, 2026 | $1K–$15K | Oct 14, 2026 26 days | — | 8-K 10-16 8-K 10-14 8-K 09-24 · 10 Form 4 | |
| RMRep. Richard Dean McCormick GA06 49% hit · 71 | SELL | Jul 30, 2026 | $1K–$15K | Aug 14, 2026 15 days | +1.1% | 8-K 07-08 · 1 Form 4 | |
| DNRep. Dan Newhouse R-WA04 · SP 44% hit · 117 AgricultureAppropriationsHouse Select the Strategic Competition Between the United States and the Chinese Communist Party | BUY | Jul 10, 2026 | $1K–$15K | Jul 17, 2026 7 days | +0.9% | 8-K 07-08 · 2 Form 4 | |
| AASen. Alan Armstrong R-OK 80% hit · 692 Health, Education, Labor, and PensionsIndian Affairs | BUY | Mar 27, 2026 | $1K–$15K | Jul 21, 2026 116 days ⚠ over 45 | -20.0% | 8-K 04-15 8-K 03-05 · 4 Form 4 | eFD report |
| GCRep. Gilbert Ray Cisneros, Jr. D-CA31 46% hit · 1163 Armed ServicesSmall Business | BUY | Jan 30, 2026 | $1K–$15K | Feb 13, 2026 14 days | +4.0% | 8-K 01-21 · 8 Form 4 | |
| GCRep. Gilbert Ray Cisneros, Jr. D-CA31 46% hit · 1163 Armed ServicesSmall Business | SELL (partial) | Dec 24, 2025 | $1K–$15K | Jan 12, 2026 19 days | -17.1% | 8-K 01-21 8-K 12-11 · 8 Form 4 | |
| RMRep. Richard Dean McCormick GA06 49% hit · 71 | BUY | Nov 5, 2025 | $1K–$15K | Dec 9, 2025 34 days | +2.8% | 8-K 10-20 8-K 10-15 · 19 Form 4 | |
| GCRep. Gilbert Ray Cisneros, Jr. D-CA31 46% hit · 1163 Armed ServicesSmall Business | BUY | Oct 17, 2025 | $1K–$15K | Nov 18, 2025 32 days | -2.0% | 8-K 10-20 8-K 10-15 8-K 09-25 · 22 Form 4 | |
| SCSen. Shelley Moore Capito R-WV · SP 55% hit · 127 AppropriationsCommerce, Science, and TransportationEnvironment and Public WorksRules and Administration | SELL (partial) | Oct 17, 2025 | $1K–$15K | Nov 4, 2025 18 days | +2.0% | 8-K 10-20 8-K 10-15 8-K 09-25 · 22 Form 4 | eFD report |
| JBSen. John Boozman R-AR · JT 39% hit · 272 Agriculture, Nutrition, and ForestryAppropriationsEnvironment and Public WorksRules and Administration | BUY | Oct 9, 2025 | $1K–$15K | Nov 15, 2025 37 days | -9.1% | 8-K 10-20 8-K 10-15 8-K 09-25 · 28 Form 4 | eFD report |
| VHRep. Val T. Hoyle D-OR04 · SP 40% hit · 240 Natural ResourcesTransportation and Infrastructure | SELL | Sep 23, 2025 | $1K–$15K | Oct 10, 2025 17 days | +13.2% | 8-K 10-20 8-K 10-15 8-K 09-25 · 12 Form 4 | |
| LMRep. Lisa C. McClain R-MI09 · SP 36% hit · 735 Financial ServicesEducation and Workforce | SELL | Jul 10, 2025 | $1K–$15K | Aug 13, 2025 34 days | +13.3% | 8-K 08-07 8-K 07-16 8-K 06-11 · 4 Form 4 | |
| LMRep. Lisa C. McClain R-MI09 · SP 36% hit · 735 Financial ServicesEducation and Workforce | BUY | Jun 17, 2025 | $1K–$15K | Aug 13, 2025 57 days ⚠ over 45 | -12.4% | 8-K 07-16 8-K 06-11 8-K 05-29 · 5 Form 4 | |
| LMRep. Lisa C. McClain R-MI09 · SP 36% hit · 735 Financial ServicesEducation and Workforce | SELL (partial) | Jun 9, 2025 | $1K–$15K | Aug 13, 2025 65 days ⚠ over 45 | +11.6% | 8-K 06-11 8-K 05-29 · 3 Form 4 | |
| JSRep. Jefferson Shreve R-IN06 51% hit · 417 Appropriations | SELL | May 12, 2025 | $100K–$250K | Jun 22, 2025 41 days | +11.8% | 8-K 06-11 8-K 05-29 8-K 04-16 · 3 Form 4 | |
| BWRep. Bruce Westerman R-AR04 56% hit · 118 Natural ResourcesTransportation and Infrastructure | SELL | Apr 21, 2025 | $1K–$15K | May 12, 2025 21 days | +23.4% | 8-K 04-16 · 3 Form 4 | |
| JSRep. Jefferson Shreve R-IN06 51% hit · 417 Appropriations | SELL (partial) | Mar 31, 2025 | $15K–$50K | Apr 11, 2025 11 days | +5.8% | 8-K 04-16 8-K 03-06 · 6 Form 4 | |
| GLRep. Greg Landsman D-OH01 · JT 57% hit · 126 Energy and Commerce | SELL | Mar 27, 2025 | $1K–$15K | Apr 8, 2025 12 days | +2.0% | 8-K 04-16 8-K 03-06 · 6 Form 4 | |
| GLRep. Greg Landsman D-OH01 · SP 57% hit · 126 Energy and Commerce | SELL | Mar 27, 2025 | $1K–$15K | Apr 8, 2025 12 days | +2.0% | 8-K 04-16 8-K 03-06 · 6 Form 4 | |
| GLRep. Greg Landsman D-OH01 · JT 57% hit · 126 Energy and Commerce | SELL | Mar 27, 2025 | $15K–$50K | Apr 8, 2025 12 days | +2.0% | 8-K 04-16 8-K 03-06 · 6 Form 4 | |
| MGRep. Marjorie Taylor Greene GA14 55% hit · 402 | BUY | Mar 17, 2025 | $1K–$15K | Mar 19, 2025 2 days | +1.1% | 8-K 04-16 8-K 03-06 · 5 Form 4 | |
| BWRep. Bruce Westerman R-AR04 56% hit · 118 Natural ResourcesTransportation and Infrastructure | BUY | Mar 3, 2025 | $1K–$15K | Apr 16, 2025 44 days | -0.6% | 8-K 03-06 8-K 02-03 · 5 Form 4 | |
| GLRep. Greg Landsman D-OH01 · JT 57% hit · 126 Energy and Commerce | SELL (partial) | Feb 26, 2025 | $1K–$15K | Mar 5, 2025 7 days | +0.8% | 8-K 03-06 8-K 02-03 8-K 01-27 · 5 Form 4 | |
| SFRep. Scott Franklin R-FL18 76% hit · 119 Science, Space, and TechnologyAppropriations | SELL | Jan 28, 2025 | $1K–$15K | Mar 18, 2025 49 days ⚠ over 45 | -11.0% | 8-K 02-03 8-K 01-27 | |
| SFRep. Scott Franklin R-FL18 · SP 76% hit · 119 Science, Space, and TechnologyAppropriations | SELL | Jan 28, 2025 | $1K–$15K | Mar 18, 2025 49 days ⚠ over 45 | -11.0% | 8-K 02-03 8-K 01-27 | |
| SFRep. Scott Franklin R-FL18 76% hit · 119 Science, Space, and TechnologyAppropriations | SELL | Jan 28, 2025 | $50K–$100K | Mar 18, 2025 49 days ⚠ over 45 | -11.0% | 8-K 02-03 8-K 01-27 | |
| JCRep. James Comer R-KY01 30% hit · 30 Oversight and Government ReformEducation and Workforce | BUY | Jan 2, 2025 | $1K–$15K | Jan 10, 2025 8 days | +9.5% | 8-K 01-27 8-K 12-12 · 3 Form 4 | |
| JCRep. James Comer R-KY01 30% hit · 30 Oversight and Government ReformEducation and Workforce | BUY | Jan 2, 2025 | $1K–$15K | Jan 10, 2025 8 days | +9.5% | 8-K 01-27 8-K 12-12 · 3 Form 4 | |
| LMRep. Lisa C. McClain R-MI09 · SP 36% hit · 735 Financial ServicesEducation and Workforce | BUY | Dec 11, 2024 | $1K–$15K | Aug 13, 2025 245 days ⚠ over 45 | +2.0% | 8-K 12-12 · 3 Form 4 | |
| MGRep. Marjorie Taylor Greene GA14 55% hit · 402 | BUY | Nov 25, 2024 | $1K–$15K | Nov 27, 2024 2 days | +7.8% | 8-K 12-12 8-K 11-07 · 3 Form 4 | |
| VHRep. Val T. Hoyle D-OR04 · SP 40% hit · 240 Natural ResourcesTransportation and Infrastructure | BUY | Oct 29, 2024 | $1K–$15K | Sep 12, 2025 318 days ⚠ over 45 | +5.8% | 8-K 11-07 8-K 10-17 · 25 Form 4 | |
| MGRep. Marjorie Taylor Greene GA14 55% hit · 402 | BUY | Oct 4, 2024 | $1K–$15K | Oct 8, 2024 4 days | +1.0% | 8-K 10-17 8-K 09-26 8-K 09-20 · 34 Form 4 | |
| SFRep. Scott Franklin R-FL18 · SP 76% hit · 119 Science, Space, and TechnologyAppropriations | BUY | Aug 7, 2024 | $1K–$15K | Jul 3, 2025 330 days ⚠ over 45 | -1.3% | 8-K 07-10 · 7 Form 4 | |
| SFRep. Scott Franklin R-FL18 76% hit · 119 Science, Space, and TechnologyAppropriations | SELL (partial) | Aug 6, 2024 | $15K–$50K | Aug 20, 2024 14 days | +0.7% | 8-K 07-10 · 7 Form 4 | |
| SFRep. Scott Franklin R-FL18 76% hit · 119 Science, Space, and TechnologyAppropriations | SELL (partial) | Aug 1, 2024 | $1K–$15K | Aug 20, 2024 19 days | -0.8% | 8-K 07-10 · 7 Form 4 | |
| KMRep. Kathy Manning NC06 · SP 39% hit · 166 | BUY | Jul 2, 2024 | $1K–$15K | Aug 16, 2024 45 days | -1.3% | 8-K 07-10 · 4 Form 4 | |
| MGRep. Marjorie Taylor Greene GA14 55% hit · 402 | BUY | Jun 24, 2024 | $1K–$15K | Jun 27, 2024 3 days | +3.2% | 8-K 07-10 8-K 05-30 · 4 Form 4 | |
| GLRep. Greg Landsman D-OH01 · JT 57% hit · 126 Energy and Commerce | BUY | May 15, 2024 | $1K–$15K | Aug 14, 2024 91 days ⚠ over 45 | +7.6% | 8-K 05-30 · 1 Form 4 | |
| PSRep. Pete Sessions R-TX17 · SP 53% hit · 20 Oversight and Government ReformFinancial Services | BUY | Jan 31, 2024 | $1K–$15K | Feb 29, 2024 29 days | +0.1% | 8-K 02-09 8-K 01-22 · 22 Form 4 | |
| KMRep. Kathy Manning NC06 · SP 39% hit · 166 | BUY | Jan 23, 2024 | $15K–$50K | Feb 6, 2024 14 days | +1.0% | 8-K 02-09 8-K 01-22 · 23 Form 4 | |
| KMRep. Kathy Manning NC06 · SP 39% hit · 166 | BUY | Jan 23, 2024 | $1K–$15K | Feb 6, 2024 14 days | +1.0% | 8-K 02-09 8-K 01-22 · 23 Form 4 | |
| KMRep. Kathy Manning NC06 · SP 39% hit · 166 | BUY | Jan 23, 2024 | $1K–$15K | Feb 6, 2024 14 days | +1.0% | 8-K 02-09 8-K 01-22 · 23 Form 4 | |
| KHRep. Kevin Hern R-OK01 · JT 48% hit · 99 Ways and Means | BUY | Jan 12, 2024 | $1K–$15K | Feb 11, 2024 30 days | -1.5% | 8-K 02-09 8-K 01-22 8-K 12-14 · 24 Form 4 | |
| JMRep. Jared Moskowitz D-FL23 44% hit · 370 the JudiciaryForeign AffairsHouse Select Subcommittee to Investigate the Remaining Questions Surrounding January 6, 2021 | BUY | Dec 28, 2023 | $1K–$15K | Aug 21, 2024 237 days ⚠ over 45 | +0.7% | 8-K 01-22 8-K 12-14 · 24 Form 4 | |
| JMRep. Jared Moskowitz D-FL23 44% hit · 370 the JudiciaryForeign AffairsHouse Select Subcommittee to Investigate the Remaining Questions Surrounding January 6, 2021 | BUY | Jul 14, 2023 | $1K–$15K | Aug 21, 2024 404 days ⚠ over 45 | +6.6% | — | |
| RMRep. Richard Dean McCormick GA06 49% hit · 71 | BUY | Mar 15, 2023 | $1K–$15K | Sep 17, 2025 917 days ⚠ over 45 | -4.7% | — | |
| GLRep. Greg Landsman D-OH01 · SP 57% hit · 126 Energy and Commerce | BUY | Jan 12, 2023 | $1K–$15K | Aug 14, 2024 580 days ⚠ over 45 | -1.4% | — |
Sources: U.S. House Clerk Periodic Transaction Reports (disclosures-clerk.house.gov) and U.S. Senate eFD Periodic Transaction Reports (efdsearch.senate.gov), filed 2024 to present; SEC EDGAR submissions (Form 4 and 8-K filing dates); committee assignments from the unitedstates/congress-legislators project (current membership); daily closing prices from Yahoo Finance's public chart data (query1.finance.yahoo.com), which is unofficial and may be revised. Built 2026-11-03.