Quantum Capital Management, LLC / NJ reported 21 positions worth $753.88M for the quarter ended Jun 30, 2026, up 0.2% on the prior quarter. It opened 1 new position, added to 11, trimmed 8 and exited 1. Its largest holding is Heico Corp at 9.4% of the portfolio.
Reported 13F market value at each quarter end. A change mixes trading with price moves in the positions held.
Dollar value of shares bought and sold each quarter, at that quarter’s price. It counts trading only, not price changes.
How many positions were opened, added to, trimmed or closed each quarter.
Share of reported value in each sector at every quarter end.
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| GGG Graco Inc | +272.9K | +55.1% | $20.64M | 7.71% |
| BRO Brown & Brown, Inc. | +261.6K | +40.8% | $16.78M | 7.69% |
| IDXX Idexx Laboratories Inc | +27.4K | +48.8% | $14.44M | 5.84% |
| HEI-A Heico Corp | +39.1K | +16.7% | $10.09M | 9.37% |
| POOL Pool Corp | +32.7K | – | $7.03M | 0.932% |
| IT Gartner Inc | +51.8K | +52.5% | $6.71M | 2.58% |
| MLM Martin Marietta Materials Inc | +3,322 | +3.7% | $1.92M | 7.17% |
| MCO Moodys Corp | +1,074 | +1.1% | $486.44K | 6.05% |
| FAST Fastenal Co | +9,287 | +1.0% | $446.05K | 6.13% |
| NVR Nvr Inc | +45 | +0.5% | $306.60K | 8.76% |
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| ODFL Old Dominion Freight Line, Inc. | -201.1K | -53.5% | $43.55M | 5.03% |
| MSCI MSCI Inc. | -23.4K | -21.3% | $13.08M | 6.4% |
| PRI Primerica, Inc. | -36.0K | -14.4% | $10.23M | 8.1% |
| BKNG Booking Holdings Inc. | -55.6K | -35.3% | $9.90M | 2.4% |
| VEEV Veeva Systems Inc | -44.8K | -14.1% | $7.95M | 6.41% |
| APPF Appfolio Inc | -33.9K | -100.0% | $5.35M | Exited |
| TYL Tyler Technologies Inc | -14.2K | -11.8% | $4.17M | 4.12% |
| GLD Spdr Gold Trust | -440 | -1.5% | $162.09K | 1.41% |
| BRK-B Berkshire Hathaway Inc | -187 | -1.5% | $93.57K | 0.825% |
| Holding | Shares | Trade Value | Weight |
|---|---|---|---|
| POOL Pool Corp | +32.7K | $7.03M | 0.932% |
| Holding | Shares Sold | Trade Value | Prior Weight |
|---|---|---|---|
| APPF Appfolio Inc | -33.9K | $5.35M | 0.711% |
| # | Activity | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | HEI-A Heico Corp | Industrials | 273.8K | $70.62M | 9.37% | +39.1K | +16.7% | Added | 0.32% |
| 2 | NVR Nvr Inc | Consumer Discretionary | 9,691 | $66.03M | 8.76% | +45 | +0.5% | Added | 0.36% |
| 3 | PRI Primerica, Inc. | Financial Services | 214.9K | $61.07M | 8.1% | -36.0K | -14.4% | Reduced | 0.69% |
| 4 | GGG Graco Inc | Industrials | 768.4K | $58.10M | 7.71% | +272.9K | +55.1% | Added | 0.47% |
| 5 | BRO Brown & Brown, Inc. | Financial Services | 903.3K | $57.94M | 7.69% | +261.6K | +40.8% | Added | 0.27% |
| 6 | MLM Martin Marietta Materials Inc | Basic Materials | 93.7K | $54.05M | 7.17% | +3,322 | +3.7% | Added | 0.16% |
| 7 | VEEV Veeva Systems Inc | Technology | 272.4K | $48.34M | 6.41% | -44.8K | -14.1% | Reduced | 0.17% |
| 8 | MSCI MSCI Inc. | Financial Services | 86.1K | $48.23M | 6.4% | -23.4K | -21.3% | Reduced | 0.12% |
| 9 | FAST Fastenal Co | Industrials | 962.8K | $46.24M | 6.13% | +9,287 | +1.0% | Added | 0.08% |
| 10 | MCO Moodys Corp | Financial Services | 100.8K | $45.64M | 6.05% | +1,074 | +1.1% | Added | 0.06% |
| 11 | IDXX Idexx Laboratories Inc | Healthcare | 83.6K | $44.03M | 5.84% | +27.4K | +48.8% | Added | 0.11% |
| 12 | ODFL Old Dominion Freight Line, Inc. | Industrials | 174.9K | $37.88M | 5.03% | -201.1K | -53.5% | Reduced | 0.08% |
| 13 | TYL Tyler Technologies Inc | Technology | 106.2K | $31.06M | 4.12% | -14.2K | -11.8% | Reduced | 0.22% |
| 14 | IT Gartner Inc | Industrials | 150.3K | $19.48M | 2.58% | +51.8K | +52.5% | Added | 0.23% |
| 15 | BKNG Booking Holdings Inc. | Technology | 101.7K | $18.13M | 2.4% | -55.6K | -35.3% | Reduced | 0.01% |
Tip. Select a row to see that position’s full history at Quantum Capital Management.
As of its Q2 2026 13F filing, Quantum Capital Management, LLC / NJ’s five largest positions were Heico Corp (HEI-A) at 9.4%, Nvr Inc (NVR) at 8.8%, Primerica, Inc. (PRI) at 8.1%, Graco Inc (GGG) at 7.7%, Brown & Brown, Inc. (BRO) at 7.7% of the reported portfolio.
Quantum Capital Management, LLC / NJ reported a 13F portfolio worth $753.88M across 21 positions for Q2 2026. That is up 0.2% from the previous quarter.
Its largest purchases by value were Graco Inc ($20.64M), Brown & Brown, Inc. ($16.78M), Idexx Laboratories Inc ($14.44M). It opened 1 new positions.
Its largest sales by value were Old Dominion Freight Line, Inc. ($43.55M), MSCI Inc. ($13.08M), Primerica, Inc. ($10.23M). It exited 1 positions entirely.
From the Form 13F-HR reports Quantum Capital Management, LLC / NJ files with the SEC each quarter, within 45 days of quarter end. A 13F lists long positions in US-listed equities and options; it excludes short positions, cash, bonds and most non-US holdings.
13F data reflects long positions in US-listed equities and options as reported to the SEC up to 45 days after quarter end. It excludes short positions, cash, bonds and most non-US securities, so it is not a complete picture of a manager’s assets.