Institutional Manager · CIK 0000860643
GARDNER RUSSO & QUINN LLC
LANCASTER, PA · File #028-02635
Latest AUM
$9.26B
Positions
87
Top-10 Concentration
81.1%
Filings
9
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| ADD | Netflix Inc | NFLX | +4,490,340 | +$421.0M | -$568.5M |
| REDUCE | Alphabet Inc Cl C | GOOG | -718,726 | -$225.5M | +$326.7M |
| REDUCE | Berkshire Hathaway Inc Cl A | BRK-A | -53 | -$40.0M | +$924,600 |
| ADD | Ashtead Group PLC | G05320109 | +534,678 | +$36.6M | +$8.7M |
| ADD | Uber Technologies Inc | UBER | +434,219 | +$35.5M | -$76.6M |
| ADD | Martin Marietta Materials | 573284106 | +39,075 | +$24.3M | -$5.2M |
| REDUCE | Compagnie Financiere Richemont | H25662182 | -101,887 | -$22.1M | +$96.0M |
| REDUCE | Mastercard Inc Cl A | MA | -34,273 | -$19.6M | +$3.4M |
| REDUCE | Berkshire Hathaway Inc Cl B | BRK-A | -35,999 | -$18.1M | -$104,526 |
| REDUCE | Nestle SA Sponsored ADR | 641069406 | -161,498 | -$16.0M | +$40.5M |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 202587 pos · $9.26B
- 13F HOLDINGS REPORTQ/E Sep 202585 pos · $9.33B
- 13F HOLDINGS REPORTQ/E Jun 202585 pos · $9.41B
- 13F HOLDINGS REPORTQ/E Mar 202586 pos · $8.92B
- 13F HOLDINGS REPORTQ/E Dec 202468 pos · $8.85B
- 13F HOLDINGS REPORTQ/E Sep 202477 pos · $9.74B
- 13F HOLDINGS REPORTQ/E Jun 202477 pos · $9.47B
- 13F HOLDINGS REPORTQ/E Mar 202481 pos · $9.75B
- 13F HOLDINGS REPORTQ/E Dec 202382 pos · $9.17B
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | Alphabet Inc Cl C | GOOG | 3,931,197 | $1.23B | 13.36% |
| 2 | Berkshire Hathaway Inc Cl A | BRK-A | 1,488 | $1.12B | 12.16% |
| 3 | Mastercard Inc Cl A | MA | 1,585,999 | $905.4M | 9.80% |
| 4 | Compagnie Financiere Richemont | H25662182 | 3,502,105 | $760.5M | 8.23% |
| 5 | Philip Morris International In | 718172109 | 4,697,508 | $753.5M | 8.16% |
| 6 | Heineken Holding NV | N39338194 | 9,200,276 | $674.2M | 7.30% |
| 7 | Berkshire Hathaway Inc Cl B | BRK-A | 1,125,395 | $565.7M | 6.12% |
| 8 | Nestle SA Sponsored ADR | 641069406 | 5,617,162 | $554.9M | 6.01% |
| 9 | Netflix Inc | NFLX | 5,004,765 | $469.2M | 5.08% |
| 10 | Martin Marietta Materials | 573284106 | 726,612 | $452.4M | 4.90% |
| 11 | Uber Technologies Inc | UBER | 5,145,060 | $420.4M | 4.55% |
| 12 | Ashtead Group PLC | G05320109 | 6,111,758 | $418.1M | 4.53% |
| 13 | Pernod Ricard | F72027109 | 2,553,880 | $219.3M | 2.37% |
| 14 | Doordash Inc Cl A | DASH | 930,467 | $210.7M | 2.28% |
| 15 | J.P. Morgan Chase | VYLD | 528,817 | $170.4M | 1.84% |
| 16 | Comcast Corp New Cl A | CCZ | 2,300,197 | $68.8M | 0.74% |
| 17 | Brown-Forman Corp Cl A | BF-B | 1,668,094 | $43.9M | 0.48% |
| 18 | Visa Inc Cl A | V | 108,818 | $38.2M | 0.41% |
| 19 | Exxon Mobil Corp | XOM | 193,033 | $23.2M | 0.25% |
| 20 | Brown-Forman Corp Cl B | BF-B | 708,179 | $18.5M | 0.20% |