Steginsky Capital LLC
In its 13F for Q1 2024 (holdings as of March 31, 2024, filed May 13, 2024), Steginsky Capital LLC reported 7 stock positions worth $415.3 million. Its top holding was Costco Wholesale (COST) at 25.9% of the portfolio, followed by Alphabet Class C (GOOG, 23.6%) and Martin Marietta Materials (MLM, 16.1%). Compared with Q4 2023, it added to 5 and reduced 2. The biggest buy was Martin Marietta Materials (MLM, shares +0%) and the biggest sale Costco Wholesale (COST, shares −0%).
- Most Recent 13F
- Q2 2026
- Location
- PORT WASHINGTON, NY
- CIK
- 0001120048
- Portfolio Value
- $415.3M (Q1 2024)
- SEC Filing
- 0001120048-24-000002 ↗ filed May 13, 2024
Holdings Value
Holdings 7 stocks · $415.3M
| COST Costco Wholesale Corp. | 25.88% | 146,719 | $107.5M | Reduce -0.4% |
| GOOG Alphabet Inc. Class C | 23.62% | 644,377 | $98.1M | Add +3.7% |
| MLM Martin Marietta Materials | 16.07% | 108,688 | $66.7M | Add +0.4% |
| MKL Markel Group Inc. | 14.07% | 38,407 | $58.4M | Add +3.2% |
| FAST Fastenal Co. | 13.08% | 704,125 | $54.3M | Add +0.7% |
| BRK.B Berkshire Hathaway Inc. Class B | 6.81% | 67,276 | $28.3M | Reduce -0.9% |
| GOOGL Alphabet Inc. Class A | 0.47% | 12,984 | $2.0M | Add +0.0% |
Portfolio Sells Q4 2023 → Q1 2024
Portfolio Buys Q4 2023 → Q1 2024
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 8 | $666.3M | GOOG, COST, MKL, FAST, MLM |
| Q1 2026 | 8 | $605.1M | GOOG, COST, MKL, FAST, MLM |
| Q4 2025 | 8 | $593.4M | GOOG, COST, MKL, MLM, FAST |
| Q3 2025 | 8 | $544.6M | GOOG, COST, MKL, MLM, FAST |
| Q2 2025 | 8 | $489.1M | COST, GOOG, MKL, MLM, FAST |
| Q1 2025 | 7 | $447.2M | COST, GOOG, MKL, FAST, MLM |
| Q4 2024 | 7 | $466.9M | COST, GOOG, MKL, MLM, FAST |
| Q3 2024 | 7 | $440.6M | COST, GOOG, MKL, MLM, FAST |
| Q2 2024 | 7 | $435.3M | COST, GOOG, MKL, MLM, FAST |
| Q1 2024 | 7 | $415.3M | COST, GOOG, MLM, MKL, FAST |