← Leaderboard
COST
Ticker
COST
Costco Wholesale Corporation
Consumer Staples
Congressional Trades
70
by 21 members
Ticker Intelligence Brief
Who in Congress traded COST, when, and what happened after?
A ticker-first view for retail/data users: latest disclosure, largest range, disclosure lag, party flow, contracts, lobbying, and source-linked receipts.
Latest receipt
Ro Khanna
BUY · 2026-02-24
Largest range
$100K – $250K
Jefferson Shreve
Slowest filing
330d
C. Franklin
Best vs SPY
12.1%
Gilbert Cisneros
Buys
36
51%
Sells
28
40%
Total Volume
$1.2M
midpoint
Unique Traders
21
members
Party Breakdown
Democrats33 · 47%
Republicans37 · 53%
Party Trading Divergence
Democrat vs. Republican buy / sell pressure by monthMODERATEBar length = total trades. Color = net sentiment — green = net buying, red = net selling. Months with no activity hidden.
Democrat ←
Month
→ Republican
—
Jul '22
1▲
1▲
Feb '23⚡
0▲1▼
—
Aug '23
0▲1▼
—
Jan '24
3▲
1▲
Mar '24
—
2▲
May '24
—
1▲
Aug '24⚡
1▲2▼
1▲
Oct '24
—
—
Dec '24
1▲
0▲1▼
Jan '25
2▲2▼
0▲3▼
Feb '25
—
1▲2▼
Mar '25
1▲1▼
1▲
Apr '25⚡
0▲2▼
—
May '25
0▲2▼
—
Jun '25
2▲2▼
—
Jul '25
0▲2▼
0▲3▼
Sep '25
—
2▲1▼
Oct '25
2▲2▼
2▲
Nov '25
2▲
0▲2▼
Dec '25
—
3▲
Jan '26
—
1▲
Feb '26
—
Democrats16▲12▼Net buyers
vs
Republicans15▲17▼Neutral
Net buyingNet selling⚡ Party split
Congressional Momentum
buy vs. sell pressureDISTRIBUTINGScore 0–100: above 50 = net buying pressure, below 50 = net selling. Signal based on last 90 days.
Last 30 Days
No trades
Last 90 Days
No trades
All-Time
▼33
36 buys70 total34 sells
$386K buys · $771K sells
Cumulative Net Position (buy vol − sell vol)
-$385K
2018-1270 trades plotted2026-02
Best Timers
avg excess return vs SPY · COST trades only13 members w/ alpha dataExcess return = stock price change minus SPY change over the same holding window.Congress avg: -9.3%· 15% of traders beat SPY on this name
Top Alpha Generators
D:3R:7House:8Senate:2
underperformed SPY|beat SPY
Worst Timers
bottom 5 by avg excess return
underperformed SPY|beat SPY
Worst single trade: Bruce Westerman (-33.6%)Best single trade: Gilbert Cisneros (+12.1%)
Timing Fingerprint
filing delay vs. excess return over SPY · 42 tradesCongress avg -9.4% vs SPYEach dot = one disclosed trade. X-axis = days between trade and STOCK Act filing.Y-axis = return above (or below) SPY over the subsequent holding window. Upper-right = late filers who beat the market.
26% of trades beat SPYavg excess -9.4%avg delay 47d22 buys20 sellsBuySellOther· dot size ∝ trade size
Congress Swarm Events
synchronized trading — 3+ members within 21 daysSUSPICIOUSA swarm event occurs when 3 or more members disclose trades in COST within a rolling 21-day window. Tight windows with high directional consensus score highest on the suspicion meter.
🔴 #1▼ SELL3 members · 19d span
51
Window
2025-03-12 → 2025-03-31
▲ 1 buy▼ 3 sells$81K vol
Consensus
75%
DRo Khanna2025-03-12
DGreg Landsman2025-03-272×
RJefferson Shreve2025-03-31
🟠 #2▼ SELL3 members · 21d span
51
Window
2025-03-31 → 2025-04-21
▲ 1 buy▼ 3 sells$57K vol
Consensus
75%
RJefferson Shreve2025-03-31
DRo Khanna2025-04-09
RBruce Westerman2025-04-212×
🟡 #3MIXED4 members · 19d span
50
Window
2025-10-17 → 2025-11-05
▲ 4 buys▼ 2 sells$48K vol
Consensus
67%
DGilbert Cisneros2025-10-17
RShelley Capito2025-10-172×
DRo Khanna2025-11-03
RRich McCormick2025-11-052×
#4MIXED3 members · 15d span
42
Window
2025-02-25 → 2025-03-12
▲ 2 buys▼ 3 sells$40K vol
Consensus
60%
DRo Khanna2025-02-252×
DGreg Landsman2025-02-262×
RBruce Westerman2025-03-03
#5MIXED4 members · 18d span
40
Window
2025-09-29 → 2025-10-17
▲ 4 buys▼ 4 sells$89K vol
Consensus
50%
DRo Khanna2025-09-292×
RJohn Boozman2025-10-092×
DGilbert Cisneros2025-10-172×
RShelley Capito2025-10-172×
5 swarm events detectedmax members in single event: 4highest suspicion score: 5121-day rolling window · top 6 by score
Trade Activity Timeline
Congressional buys & sells by month · last 24 months w/ activity
21/01
21/03
22/07
23/02
23/08
24/01
24/03
24/05
24/08
24/10
24/12
25/01
25/02
25/03
25/04
25/05
25/06
25/07
25/09
25/10
25/11
25/12
26/01
26/02
BuysSellsOtherHigh-volume month
Who Moved First
each row = one member · sorted by earliest disclosed trade17 buyers ·13 sellers
BuySellOtherDot size ∝ trade size · top 15 most-active traders shown
6 less-active traders not shown.
Seasonal Rhythm
Congress buy/sell pressure by month & yearEach cell = one calendar month. Green = net Congress buying, red = net selling. Intensity ∝ consensus strength. Hover for details.
Net buyingNet sellingNo trades · number = trade count
Peak buy month: Jan · Peak sell month: Feb
Congressional Conviction Timeline
net positioning · alpha track recordMIXED36 buys34 sellscumulative α -155.6%30mo tracked
Monthly Net Flow (Buys − Sells)
Cumulative Excess Return on Congressional Buys vs SPY
All Disclosed Trades
| Date | Member | Action | Amount | Filing Delay | Receipt |
|---|---|---|---|---|---|
| 2026-02-24 | DRo Khanna | BUY | $1K – $15K | 13d | receipt → |
| 2026-01-30 | DGilbert Cisneros | BUY | $1K – $15K | 17d | receipt → |
| 2026-01-30 | DGilbert Cisneros | BUY | $1K – $15K | 14d | receipt → |
| 2026-01-06 | DRo Khanna | BUY | $1K – $15K | 31d | receipt → |
| 2025-12-24 | DGilbert Cisneros | SELL | $1K – $15K | 20d | receipt → |
| 2025-12-24 | DGilbert Cisneros | SELL | $1K – $15K | 19d | receipt → |
| 2025-11-05 | RRich McCormick | BUY | $1K – $15K | 35d | receipt → |
| 2025-11-05 | RRich McCormick | BUY | $1K – $15K | 34d | receipt → |
| 2025-11-10 | DRo Khanna | BUY | $15K – $50K | 28d | receipt → |
| 2025-11-03 | DRo Khanna | BUY | $1K – $15K | 35d | receipt → |
| 2025-10-17 | DGilbert Cisneros | BUY | $1K – $15K | 33d | receipt → |
| 2025-10-17 | DGilbert Cisneros | BUY | $1K – $15K | 32d | receipt → |
| 2025-10-09 | RJohn Boozman | BUY | $1K – $15K | 37d | receipt → |
| 2025-10-09 | RJohn Boozman | BUY | $1K – $15K | 37d | receipt → |
| 2025-10-07 | DRo Khanna | SELL | $15K – $50K | 30d | receipt → |
| 2025-10-17 | RShelley Capito | PARTIAL_SELL | $1K – $15K | 18d | receipt → |
| 2025-10-17 | RShelley Capito | PARTIAL_SELL | $1K – $15K | 18d | receipt → |
| 2025-09-23 | DValerie Hoyle | SELL | $1K – $15K | 17d | receipt → |
| 2025-09-23 | DValerie Hoyle | SELL | $1K – $15K | 17d | receipt → |
| 2025-09-29 | DRo Khanna | SELL | $1K – $15K | 4d | receipt → |
| 2024-10-29 | DValerie Hoyle | BUY | $1K – $15K | 318d | receipt → |
| 2025-07-10 | RLisa McClain | SELL | $1K – $15K | 35d | receipt → |
| 2025-06-17 | RLisa McClain | BUY | $1K – $15K | 58d | receipt → |
| 2025-06-09 | RLisa McClain | SELL | $1K – $15K | 66d | receipt → |
| 2025-07-10 | RLisa McClain | SELL | $1K – $15K | 34d | receipt → |
| 2025-06-17 | RLisa McClain | BUY | $1K – $15K | 57d | receipt → |
| 2025-06-09 | RLisa McClain | SELL | $1K – $15K | 65d | receipt → |
| 2024-12-11 | RLisa McClain | BUY | $1K – $15K | 245d | receipt → |
| 2024-08-07 | RC. Franklin | BUY | $1K – $15K | 330d | receipt → |
| 2025-05-12 | RJefferson Shreve | SELL | $100K – $250K | 42d | receipt → |
| 2025-05-12 | RJefferson Shreve | SELL | $100K – $250K | 41d | receipt → |
| 2025-04-21 | RBruce Westerman | SELL | $1K – $15K | 22d | receipt → |
| 2025-04-21 | RBruce Westerman | SELL | $1K – $15K | 21d | receipt → |
| 2025-04-09 | DRo Khanna | BUY | $1K – $15K | 33d | receipt → |
| 2025-03-03 | RBruce Westerman | BUY | $1K – $15K | 44d | receipt → |
| 2025-03-31 | RJefferson Shreve | SELL | $15K – $50K | 11d | receipt → |
| 2025-03-12 | DRo Khanna | BUY | $1K – $15K | 29d | receipt → |
| 2025-03-27 | DGreg Landsman | SELL | $1K – $15K | 12d | receipt → |
| 2025-03-27 | DGreg Landsman | SELL | $15K – $50K | 12d | receipt → |
| 2025-01-28 | RC. Franklin | SELL | $50K – $100K | 49d | receipt → |
| 2025-01-28 | RC. Franklin | SELL | $1K – $15K | 49d | receipt → |
| 2025-02-25 | DRo Khanna | SELL | $1K – $15K | 9d | receipt → |
| 2025-02-26 | DGreg Landsman | SELL | $1K – $15K | 7d | receipt → |
| 2025-02-26 | DGreg Landsman | PARTIAL_SELL | $1K – $15K | 5d | receipt → |
| 2025-01-22 | DRo Khanna | SELL | $1K – $15K | 15d | receipt → |
| 2025-01-02 | RJames Comer | BUY | $1K – $15K | 8d | receipt → |
| 2025-01-02 | RJames Comer | BUY | $1K – $15K | 1d | receipt → |
| 2024-08-02 | DRo Khanna | BUY | $1K – $15K | 35d | receipt → |
| 2024-08-06 | RC. Franklin | SELL | $15K – $50K | 14d | receipt → |
| 2024-08-01 | RC. Franklin | SELL | $1K – $15K | 19d | receipt → |
| 2024-05-15 | DGreg Landsman | BUY | $1K – $15K | 91d | receipt → |
| 2024-05-28 | DRo Khanna | BUY | $1K – $15K | 8d | receipt → |
| 2024-03-20 | DRo Khanna | BUY | $15K – $50K | 16d | receipt → |
| 2024-01-31 | RPete Sessions | BUY | $1K – $15K | 29d | receipt → |
| 2024-01-31 | RPete Sessions | BUY | $1K – $15K | 2d | receipt → |
| 2024-01-12 | RKevin Hern | BUY | $1K – $15K | 3d | receipt → |
| 2020-07-13 | DRon Wyden | BUY | $15K – $50K | 1219d | receipt → |
| 2023-08-22 | RDan Sullivan | SELL | $1K – $15K | 27d | receipt → |
| 2022-07-01 | RShelley Capito | BUY | $1K – $15K | 423d | receipt → |
| 2021-01-27 | RJerry Moran | SELL | $1K – $15K | 943d | receipt → |
| 2020-08-21 | RJerry Moran | PARTIAL_SELL | $1K – $15K | 1102d | receipt → |
| 2020-06-24 | DRon Wyden | BUY | $15K – $50K | 1160d | receipt → |
| 2019-09-25 | RJerry Moran | PARTIAL_SELL | $1K – $15K | 1433d | receipt → |
| 2019-02-28 | DJohn Reed | SELL | $1K – $15K | 1642d | receipt → |
| 2019-02-04 | DJohn Reed | SELL | $1K – $15K | 1666d | receipt → |
| 2018-12-19 | RJerry Moran | BUY | $1K – $15K | 1713d | receipt → |
| 2018-12-06 | RJerry Moran | BUY | $1K – $15K | 1726d | receipt → |
| 2021-03-31 | DRick Larsen | BUY | $1K – $15K | 778d | receipt → |
| 2023-02-23 | RJohn Curtis | PARTIAL_SELL | $1K – $15K | 13d | receipt → |
| 2023-02-21 | DJared Moskowitz | BUY | $1K – $15K | 7d | receipt → |