Consumer Staples · owned by 2 fund managers
Who owns Costco Wholesale (COST)?
2 of the 22 fund managers we track hold Costco Wholesale, worth $37M combined as of Q2 2026. Thomas Gayner has the biggest bet at 0.3% of the portfolio.
Ownership summary
Fund manager owners
2 / 22
0 opened new positions
Combined value
$37M
At quarter-end prices
Biggest weight
0.3%
Thomas Gayner
Buyers / sellers
0 / 1
Changes in Q2 2026
Smart money take
Why it matters
When several investors with very different styles own the same company, it’s often worth a closer look. Costco Wholesale appears in 2 of our 22 portfolios.
- Largest holder: Thomas Gayner (0.3% of portfolio)
- 0 managers bought or added this quarter
- 1 manager trimmed or sold out
- 4 congressional trades disclosed recently (2 buys, 2 sells)
- Company insiders in Q3 2026: no open-market buys, sold $3M
This is not a recommendation. Do your own research.
Fund managers who own COST
SEC 13F · Q2 2026| Investor | % of portfolio | Activity | Shares | Value |
|---|---|---|---|---|
| Thomas Gayner Markel Group | 0.28% | Hold | 39,150 | $37M |
| Bill Nygren Oakmark Funds (Harris Associates) | 0.00% | Trimmed | 358 | $335K |
Congressional trades in COSTAll politician trades
| Member | Type | Amount | Traded | Disclosed |
|---|---|---|---|---|
| R Rick W. Allen House · GA | Sell | $1,001 – $15,000 | 18 Sep 2026 | 14 Oct 2026 |
| R Richard McCormick House · GA | Sell | $1,001 – $15,000 | 30 Jul 2026 | 14 Aug 2026 |
| R Alan Armstrong Senate · OK | Buy | $1,001 – $15,000 | 27 Mar 2026 | 21 Jul 2026 |
| R Dan Newhouse House · WA | Buy | $1,001 – $15,000 | 10 Jul 2026 | 17 Jul 2026 |
Coming soon · QWERTx Pro
Professionally managed portfolios, built around your life.
We are building QWERTx Pro: portfolios matched to your risk profile and time horizon, managed by experienced financial advisors. Join the waitlist to hear first when it launches.
