| Politician | Action | Description | Traded |
|---|---|---|---|
| Sell | Costco Wholesale Corporation | Jul 30, 2026 | |
| Buy | COSTCO WHOLESALE CORPORATION | Jun 2, 2026 | |
| Sell | COSTCO WHOLESALE CORP CMN | May 15, 2026 | |
| Buy | COSTCO GROUP, INC CMN | Apr 1, 2026 | |
| Buy | Costco Wholesale Corporation | Mar 27, 2026 | |
| Buy | COSTCO WHOLESALE CORP QC SPO | Feb 13, 2026 | |
| Buy | Costco Wholesale Corporation | Jan 30, 2026 | |
| Buy | COSTCO WHSCALE CMN | Jan 29, 2026 | |
| Buy | COSTCO WHOLESALE CORP CMN | Jan 29, 2026 | |
| Buy | COSTCO WHOLESALE CORP CMN | Jan 13, 2026 |
This page tracks congressional stock trading activity in Costco Wholesale Corporation (COST) in the Consumer Defensive sector. Disclosed Capitol has indexed 352 disclosed congressional trades involving COST. Every trade is sourced from official STOCK Act financial disclosure filings — the same primary records the Senate and House are required to publish. The full trade list with politician names, transaction types, amount ranges, and disclosure dates is below, alongside cross-references to any related lobbying activity, federal contracts, and committee assignments.
As of August 2026 — Disclosed Capitol has tracked 352 disclosed congressional trades in Costco Wholesale Corporation (COST) — 146:107 sell-heavy ratio — led by Ro Khanna (D).
| Date | Politician | Party | Action | Amount |
|---|---|---|---|---|
| Jul 30, 2026 | Richard Dean Dr McCormick | R | Sell | $1,001 - $15,000 |
| Jun 2, 2026 | Ro Khanna | D | Buy | $1,001 - $15,000 |
| May 15, 2026 | Ro Khanna | D | Sell | $1,001 - $15,000 |
| Apr 1, 2026 | Ro Khanna | D | Buy | $1,001 - $15,000 |
| Mar 27, 2026 | Alan Armstrong | R | Buy | $1,001 - $15,000 |
| Feb 13, 2026 | Ro Khanna | D | Buy | $1,001 - $15,000 |
| Jan 30, 2026 | Gilbert Cisneros | D | Buy | $1,001 - $15,000 |
| Jan 29, 2026 | Ro Khanna | D | Purchase | $1,001 - $15,000 |
| Jan 29, 2026 | Ro Khanna | D | Purchase | $1,001 - $15,000 |
| Jan 13, 2026 | Ro Khanna | D | Purchase | $1,001 - $15,000 |
Across the 352 disclosed congressional trades in Costco Wholesale Corporation (COST), members of Congress have reported 107 buys and 146 sells. The average 30-day alpha vs. the S&P 500 is -0.14%.
For fiscal year 2025, Costco Wholesale Corporation reported revenue of $275.24B and net income of $8.10B, per SEC filings.
Most recent reported quarter: Q3 FY2026 — revenue $70.53B, net income $2.19B.
Figures come from SEC financial statement filings. The full annual and quarterly statement history is in the Financials tab above.