Congress Trading COST
62 members of Congress have disclosed 305 trades in COST under the STOCK Act. Amounts are official disclosure ranges; volume estimates use band midpoints.
COST
Net: mixed
Updated Sep 27, 2026
See politician-tracking strategies
Preview only · Never custodial
Official STOCK Act filingsMember-level trade countsDisclosure lag visible
Members trading
62
Disclosed trades
305
Purchases
174
Sales
130
Est. buy volume
$2.5M
Est. sell volume
$2.4M
Members trading COST
Ranked by disclosed COST trade count. Net volume uses band midpoints from the filing ranges.
| Member | Trades | Buys / Sells | Net direction | Est. net | Last trade |
|---|---|---|---|---|---|
| Ro Khanna Democrat · House | 71 | 46B / 24S | mixed | $67K | Aug 24, 2026 |
| Michael T. McCaul Republican · House | 21 | 5B / 16S | mixed | -$155K | Mar 26, 2018 |
| Pete Sessions Republican · House | 13 | 10B / 3S | mixed | $56K | Jan 31, 2024 |
| David B. Mckinley Republican · House | 11 | 7B / 4S | mixed | $73K | Jul 7, 2022 |
| Pat Roberts Republican · Senate | 10 | 5B / 5S | mixed | -$25K | Dec 22, 2020 |
| Gilbert Cisneros Democrat · House | 10 | 8B / 2S | mixed | $73K | Jan 30, 2026 |
| Donald Sternoff Beyer Democrat · House | 10 | 7B / 3S | mixed | $8K | Feb 28, 2022 |
| Jerry Moran Republican · Senate | 9 | 4B / 5S | mixed | -$8K | Jan 27, 2021 |
| Lamar Smith Republican · House | 9 | 3B / 6S | mixed | -$24K | Dec 19, 2018 |
| Kathy Manning Democrat · House | 7 | 6B / 1S | buying | $65K | Jul 2, 2024 |
| David Perdue Republican · Senate | 6 | 4B / 2S | mixed | -$51K | Apr 14, 2020 |
| Ed Perlmutter Democrat · House | 6 | 3B / 3S | mixed | $0 | Nov 10, 2022 |
| Greg Landsman Democrat · House | 6 | 2B / 4S | mixed | -$41K | Mar 27, 2025 |
| C. Scott Franklin Republican · House | 6 | 1B / 5S | selling | -$124K | Jan 28, 2025 |
| Kevin Hern Republican · House | 5 | 4B / 1S | buying | $391K | Jan 12, 2024 |
| Marjorie Taylor Greene Republican · House | 5 | 5B / 0S | buying | $65K | Nov 25, 2024 |
| Alan S. Lowenthal Democrat · House | 5 | 2B / 3S | mixed | -$8K | Jun 16, 2017 |
| K. Michael Conaway Republican · House | 5 | 2B / 3S | mixed | -$8K | Sep 12, 2016 |
| Lisa Mcclain Republican · House | 4 | 2B / 2S | mixed | $0 | Jul 10, 2025 |
| Zoe Lofgren Democrat · House | 4 | 2B / 2S | mixed | $0 | May 25, 2023 |
| Katherine M. Clark Democrat · House | 4 | 2B / 2S | mixed | $0 | Nov 5, 2020 |
| Markwayne Mullin Republican · Senate | 3 | 3B / 0S | buying | $73K | Dec 29, 2025 |
| Jared Moskowitz Democrat · House | 3 | 3B / 0S | buying | $24K | Dec 28, 2023 |
| David E. Price Democrat · House | 3 | 3B / 0S | buying | $24K | May 6, 2016 |
| Ed Whitfield Republican · House | 3 | 3B / 0S | buying | $24K | May 6, 2016 |
Recent COST disclosures
Latest STOCK Act filings mentioning COST.
| Trade date | Member | Type | Amount | Excess return | Filed |
|---|---|---|---|---|---|
| Aug 24, 2026 | Ro Khanna | Purchase | $50M+ | -6.3% | Sep 4, 2026 |
| Jul 30, 2026 | Richard McCormick | Sale | $50M+ | -7.5% | Aug 14, 2026 |
| Jul 20, 2026 | Ro Khanna | Sale | $50M+ | -5.6% | Aug 7, 2026 |
| Jul 10, 2026 | Dan Newhouse | Purchase | $50M+ | -1.7% | Jul 17, 2026 |
| Jun 2, 2026 | Ro Khanna | Sale | $50M+ | -5.1% | Jul 6, 2026 |
| Mar 27, 2026 | Alan Armstrong | Purchase | $50M+ | -28.1% | Jul 21, 2026 |
| Feb 24, 2026 | Ro Khanna | Purchase | $50M+ | -20.0% | Mar 9, 2026 |
| Jan 30, 2026 | Gilbert Cisneros | Purchase | $50M+ | -13.6% | Feb 13, 2026 |
| Jan 6, 2026 | Ro Khanna | Purchase | $50M+ | -7.9% | Feb 6, 2026 |
| Dec 29, 2025 | Markwayne Mullin | Purchase | $50M+ | -6.0% | Jan 16, 2026 |
| Dec 24, 2025 | Gilbert Cisneros | Sale | $50M+ | -6.1% | Jan 12, 2026 |
| Nov 10, 2025 | Ro Khanna | Purchase | $50M+ | -12.7% | Dec 8, 2025 |
| Nov 5, 2025 | Richard McCormick | Purchase | $50M+ | -15.4% | Dec 9, 2025 |
| Nov 3, 2025 | Ro Khanna | Purchase | $50M+ | -13.7% | Dec 8, 2025 |
| Oct 17, 2025 | Gilbert Cisneros | Purchase | $50M+ | -17.8% | Nov 18, 2025 |
| Oct 17, 2025 | Shelley Moore Capito | Sale (Partial) | $50M+ | -17.8% | Nov 4, 2025 |
| Oct 9, 2025 | John Boozman | Purchase | $50M+ | -17.3% | Nov 15, 2025 |
| Oct 7, 2025 | Ro Khanna | Sale | $50M+ | -14.7% | Nov 6, 2025 |
| Sep 29, 2025 | Ro Khanna | Sale | $50M+ | -15.9% | Oct 3, 2025 |
| Sep 23, 2025 | Valerie Hoyle | Sale | $50M+ | -18.4% | Oct 10, 2025 |
| Jul 10, 2025 | Lisa Mcclain | Sale | $50M+ | -28.4% | Aug 13, 2025 |
| Jun 17, 2025 | Lisa Mcclain | Purchase | $50M+ | -35.0% | Aug 13, 2025 |
| Jun 9, 2025 | Lisa Mcclain | Sale | $50M+ | -37.2% | Aug 13, 2025 |
| May 12, 2025 | Jefferson Shreve | Sale | $50M+ | -41.8% | Jun 22, 2025 |
| Apr 21, 2025 | Bruce Westerman | Sale | $50M+ | -54.1% | May 12, 2025 |
| Apr 9, 2025 | Ro Khanna | Purchase | $50M+ | -46.8% | May 12, 2025 |
| Mar 31, 2025 | Jefferson Shreve | Sale | $50M+ | -40.7% | Apr 11, 2025 |
| Mar 27, 2025 | Greg Landsman | Sale | $50M+ | -38.1% | Apr 8, 2025 |
| Mar 27, 2025 | Greg Landsman | Sale | $50M+ | -38.1% | Apr 8, 2025 |
| Mar 27, 2025 | Greg Landsman | Sale | $50M+ | -38.1% | Apr 8, 2025 |
| Mar 12, 2025 | Ro Khanna | Purchase | $50M+ | -38.8% | Apr 10, 2025 |
| Mar 3, 2025 | Bruce Westerman | Purchase | $50M+ | -44.2% | Apr 16, 2025 |
| Feb 26, 2025 | Greg Landsman | Sale | $50M+ | -40.6% | Mar 5, 2025 |
| Feb 25, 2025 | Ro Khanna | Sale | $50M+ | -42.7% | Mar 6, 2025 |
| Jan 28, 2025 | C. Scott Franklin | Sale | $50M+ | -31.6% | Mar 18, 2025 |
| Jan 28, 2025 | C. Scott Franklin | Sale | $50M+ | -31.6% | Mar 18, 2025 |
| Jan 28, 2025 | C. Scott Franklin | Sale | $50M+ | -31.6% | Mar 18, 2025 |
| Jan 22, 2025 | Ro Khanna | Sale | $50M+ | -29.8% | Feb 6, 2025 |
| Jan 17, 2025 | Ro Khanna | Sale | $50M+ | -31.5% | Feb 6, 2025 |
| Jan 2, 2025 | James Comer | Purchase | $50M+ | -30.8% | Jan 10, 2025 |
Frequently asked questions
Which members of Congress trade COST?
62 tracked members have disclosed COST trades. The most active include Ro Khanna, Michael T. McCaul, Pete Sessions, David B. Mckinley, Pat Roberts. Each row shows buy/sell counts and estimated band-midpoint volume from official STOCK Act filings.
Is Congress buying or selling COST?
Across disclosed share trades, the net direction estimate is "mixed" (band midpoints: purchases $2.5M, sales $2.4M). Ranges can overlap, so direction is only reported when the bands prove it.
How fresh is the COST Congress trading data?
Filings can lag the trade date by up to 45 days. This page refreshes from official House and Senate disclosure records; the snapshot timestamp is Sep 27, 2026.
Can Tengu research Congress trades in COST?
Yes. Tengu can research disclosed COST trades against your own holdings and draft an order that routes to your broker only after you approve it. Your money stays at your broker.