57 members of Congress have disclosed 359 trades in Costco Wholesale Corp /New (COST) since 2013: 200 purchases worth about $2.81M and 159 sales worth about $3.55M. The most active was Pete Sessions, with 15 trades. The latest trade was made on Oct 13, 2026.
COST’s price and SPY’s, both as the change since the start of the range. A green triangle marks a day members bought COST, a red one a day they sold; hover for who and how much.
| # | Member | Trades | Buys | Sells | Bought (est.) | Sold (est.) | Net | Buys vs SPY | First Traded | Last Traded |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Pete SessionsR-TX | 15 | 10 | 5 | $104.51K | $598.50K | -$494.00K | +322.5% | Jun 1, 2015 | Oct 13, 2026 |
| 2 | Rick W. AllenR-GA | 3 | 2 | 1 | $65.00K | $8.00K | +$57.00K | +184.6% | Apr 27, 2017 | Sep 18, 2026 |
| 3 | Ro KhannaD-CA | 101 | 67 | 34 | $939.53K | $734.52K | +$205.02K | +78.4% | Jan 24, 2017 | Sep 25, 2026 |
| 4 | Richard McCormickR-GA | 3 | 2 | 1 | $16.00K | $8.00K | +$8.00K | +10.7% | Mar 15, 2023 | Jul 30, 2026 |
| 5 | Dan NewhouseR-WA | 1 | 1 | 0 | $8.00K | $0.00 | +$8.00K | +13.9% | Jul 10, 2026 | Jul 10, 2026 |
| 6 | Gilbert Ray Cisneros, Jr.D-CA | 10 | 8 | 2 | $113.00K | $40.50K | +$72.50K | +76.9% | Mar 13, 2019 | Jan 30, 2026 |
| 7 | Val T. HoyleD-OR | 2 | 1 | 1 | $8.00K | $8.00K | $0.00 | -12.0% | Oct 29, 2024 | Sep 23, 2025 |
| 8 | Lisa C. McClainR-MI | 4 | 2 | 2 | $16.00K | $16.00K | $0.00 | -19.3% | Dec 11, 2024 | Jul 10, 2025 |
| 9 | Scott FranklinR-FL | 8 | 3 | 5 | $91.00K | $131.50K | -$40.50K | +13.2% | Apr 19, 2023 | Jan 28, 2025 |
| 10 | Jefferson ShreveR-IN | 2 | 0 | 2 | $0.00 | $207.50K | -$207.50K | – | Mar 31, 2025 | May 12, 2025 |
| 11 | Bruce WestermanR-AR | 2 | 1 | 1 | $8.00K | $8.00K | $0.00 | -29.4% | Mar 3, 2025 | Apr 21, 2025 |
| 12 | Greg LandsmanD-OH | 6 | 2 | 4 | $16.00K | $56.50K | -$40.50K | +8.2% | Jan 12, 2023 | Mar 27, 2025 |
| 13 | Marjorie Taylor GreeneR-GA | 6 | 6 | 0 | $72.50K | $0.00 | +$72.50K | +6.6% | Jul 19, 2021 | Mar 17, 2025 |
| 14 | James ComerR-KY | 2 | 2 | 0 | $16.00K | $0.00 | +$16.00K | -14.3% | Jan 2, 2025 | Jan 2, 2025 |
| 15 | Jared MoskowitzD-FL | 3 | 3 | 0 | $24.00K | $0.00 | +$24.00K | +13.7% | Feb 21, 2023 | Dec 28, 2023 |
| Owner | Type | Filing | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Pete SessionsR-TX | COSTCostco Wholesale Corporation - Common Stock | Self | Sell | $100K–$250K | Oct 13, 2026 | Oct 27, 2026 | 14d | +9.0% | +12.3% | |
| Pete SessionsR-TX | COSTCostco Wholesale Corporation - Common Stock | Spouse | Sell | $250K–$500K | Oct 2, 2026 | Oct 27, 2026 | 25d | +13.0% | +15.3% | |
| Rick W. AllenR-GA | COSTCostco Wholesale Corporation - Common Stock | Spouse | Sell | $1K–$15K | Sep 18, 2026 | Oct 14, 2026 | 26d | +16.2% | +17.5% | |
| Ro KhannaD-CA | COSTCOSTCO WHOLESALE CORPORATION CMN | Spouse | Buy | $1K–$15K | Sep 25, 2026 | Oct 7, 2026 | 12d | +12.8% | +15.3% | |
| Ro KhannaD-CA | COSTCOSTCO WHOLESALE CORPORATION CMN | Dependent Child | Buy | $1K–$15K | Sep 11, 2026 | Oct 7, 2026 | 26d | +15.0% | +16.6% | |
| Ro KhannaD-CA | COSTCOSTCO WHOLESALE CORPORATION CMN | Spouse | Sell | $15K–$50K | Sep 4, 2026 | Oct 7, 2026 | 33d | +13.6% | +16.0% | |
| Ro KhannaD-CA | COSTCOSTCO WHOLESALE CORPORATION CMN | Spouse | Buy | $1K–$15K | Aug 24, 2026 | Sep 4, 2026 | 11d | +7.1% | +8.6% | |
| Richard McCormickR-GA | COSTCostco Wholesale Corporation - Common Stock | Self | Sell | $1K–$15K | Jul 30, 2026 | Aug 14, 2026 | 15d | +9.1% | +7.6% | |
| Ro KhannaD-CA | COSTCOSTCO WHOLESALE CORPORATION CMN | Spouse | Sell (Partial) | $50K–$100K | Jul 20, 2026 | Aug 7, 2026 | 18d | +11.2% | +9.8% | |
| Dan NewhouseR-WA | COSTCostco Wholesale Corporation - Common Stock | Spouse | Buy | $1K–$15K | Jul 10, 2026 | Jul 17, 2026 | 7d | +13.6% | +13.9% | |
| Ro KhannaD-CA | COSTCOSTCO WHOLESALE CORPORATION CMN | Dependent Child | Sell (Partial) | $1K–$15K | May 2, 2026 | Jul 6, 2026 | 65d late | +2.9% | -1.5% | |
| Ro KhannaD-CA | COSTCOSTCO WHOLESALE CORPORATION CMN | Dependent Child | Buy | $1K–$15K | Feb 24, 2026 | Mar 9, 2026 | 13d | +4.2% | -5.2% | |
| Gilbert Ray Cisneros, Jr.D-CA | COSTCostco Wholesale Corporation - Common Stock | Self | Buy | $1K–$15K | Jan 30, 2026 | Feb 13, 2026 | 14d | +10.7% | +2.0% | |
| Ro KhannaD-CA | COSTCOSTCO WHOLESALE CORPORATION CMN | Dependent Child | Buy | $1K–$15K | Jan 23, 2026 | Feb 6, 2026 | 14d | +5.8% | -3.3% | |
| Ro KhannaD-CA | COSTCOSTCO WHOLESALE CORPORATION CMN | Dependent Child | Buy | $1K–$15K | Jan 6, 2026 | Feb 6, 2026 | 31d | +17.0% | +8.3% |
Tip. Hover a row for the filing’s full asset text and comments; the PDF link opens the report itself.
57 members of Congress have disclosed 359 trades in Costco Wholesale Corp /New (COST) since 2013: 200 purchases worth about $2.81M and 159 sales worth about $3.55M. The most active was Pete Sessions, with 15 trades. The latest trade was made on Oct 13, 2026. Most active: Pete Sessions (15), Rick W. Allen (3), Ro Khanna (101), Richard McCormick (3), Dan Newhouse (1).
Since 2013 they have disclosed 200 purchases and 159 sales; by the midpoints of the disclosed ranges, about $2.81M bought and $3.55M sold, a net sale of $746.98K.
Members of Congress report each trade over $1,000 within 45 days under the STOCK Act, with the amount as a range. The chart marks the days members traded COST on its price, against the S&P 500 over the same days.
Members of Congress disclose trades as dollar ranges, up to 45 days after the trade and sometimes later. Volumes use the midpoints of those ranges and are estimates; portfolio figures are a model built from the disclosed trades, not the members’ actual accounts. Not investment advice.