Institutional Manager · CIK 0001821168
LOUNTZIS ASSET MANAGEMENT, LLC
WYOMISSING, PA · File #028-20330
Latest AUM
$281.6M
Positions
52
Top-10 Concentration
78.0%
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 |
|---|---|---|---|---|---|
| EXITED | Idexx Labs Inc | 45168D104 | -32,708 | -$20.9M | $0 |
| REDUCE | Cloudflare Inc | NET | -1,609 | -$317,214 | -$498,035 |
| REDUCE | Berkshire Hathaway Class B | BRK-A | -525 | -$263,891 | -$12,160 |
| REDUCE | Wells Fargo & Co. | 949746101 | -2,403 | -$223,960 | +$2.3M |
| REDUCE | Alphabet Inc. Class C | GOOG | -612 | -$192,046 | +$408,645 |
| REDUCE | Applied Materials | 038222105 | -698 | -$179,379 | +$6.3M |
| REDUCE | Alphabet Inc. Class A | GOOG | -502 | -$157,126 | +$3.4M |
| REDUCE | Oracle Corp | ORCL-PD | -669 | -$130,395 | -$7.8M |
| REDUCE | Progressive Co. | 743315103 | -487 | -$110,900 | -$1.4M |
| REDUCE | US Bancorp | USB-PS | -1,887 | -$101,672 | +$1.3M |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 202552 pos · $281.6M
- 13F HOLDINGS REPORTQ/E Sep 202553 pos · $306.4M
- 13F HOLDINGS REPORTQ/E Jun 202553 pos · $284.1M
- 13F HOLDINGS REPORTQ/E Mar 202552 pos · $264.7M
- 13F HOLDINGS REPORTQ/E Dec 202447 pos · $236.2M
- 13F HOLDINGS REPORTQ/E Sep 202449 pos · $240.6M
- 13F HOLDINGS REPORTQ/E Jun 202446 pos · $214.0M
- 13F HOLDINGS REPORTQ/E Mar 202446 pos · $211.1M
- 13F HOLDINGS REPORTQ/E Dec 202344 pos · $179,083
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | Berkshire Hathaway Class B | BRK-A | 134,573 | $67.6M | 24.06% |
| 2 | Applied Materials | 038222105 | 119,461 | $30.7M | 10.92% |
| 3 | Wells Fargo & Co. | 949746101 | 245,674 | $22.9M | 8.14% |
| 4 | Oracle Corp | ORCL-PD | 89,465 | $17.4M | 6.20% |
| 5 | Progressive Co. | 743315103 | 71,620 | $16.3M | 5.80% |
| 6 | Alphabet Inc. Class A | GOOG | 48,132 | $15.1M | 5.36% |
| 7 | Cadence Design Systems | CDNS | 44,230 | $13.8M | 4.92% |
| 8 | KKR & Co Inc | KKRT | 105,210 | $13.4M | 4.77% |
| 9 | US Bancorp | USB-PS | 248,808 | $13.4M | 4.77% |
| 10 | Brown & Brown Inc | BRO | 107,639 | $8.6M | 3.05% |
| 11 | Procore Technologies Inc | PCOR | 98,910 | $7.2M | 2.56% |
| 12 | Pepsico Inc | PEP | 38,048 | $5.5M | 1.96% |
| 13 | Zoetis Inc Class A | ZTS | 42,563 | $5.4M | 1.90% |
| 14 | Cloudflare Inc | NET | 26,948 | $5.3M | 1.89% |
| 15 | Skywater Technology Inc | SKYT | 290,222 | $5.3M | 1.87% |
| 16 | Martin Marietta Matr | 573284106 | 8,360 | $5.2M | 1.85% |
| 17 | Lowes Companies Inc | 548661107 | 17,106 | $4.1M | 1.47% |
| 18 | UnitedHealth Group Inc | UNH | 10,694 | $3.5M | 1.26% |
| 19 | Labcorp, Inc | LH | 9,062 | $2.3M | 0.81% |
| 20 | Alphabet Inc. Class C | GOOG | 5,205 | $1.6M | 0.58% |