Hallstatt Advisors L.P. reported 12 positions worth $134.10M for the quarter ended Jun 30, 2026, up 13.5% on the prior quarter. It opened 2 new positions, added to 5, trimmed 4 and exited 3. Its largest holding is Granite Construction Inc at 15.6% 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 |
|---|---|---|---|---|
| APH Amphenol Corp | +130.0K | – | $11.46M | 8.54% |
| CTRI Centuri Holdings, Inc. | +116.0K | +40.6% | $3.51M | 9.06% |
| TEL TE Connectivity plc | +13.6K | +25.8% | $2.75M | 10.01% |
| ATS ATS Corp | +83.0K | – | $2.39M | 1.78% |
| CWST Casella Waste Systems Inc | +24.1K | +14.6% | $2.34M | 13.71% |
| SEI Solaris Energy Infrastructure, Inc. | +26.7K | +22.2% | $2.15M | 8.81% |
| VST Vistra Corp. | +12.4K | +17.9% | $1.96M | 9.63% |
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| BDC Belden Inc. | -61.6K | -100.0% | $7.07M | Exited |
| MRVL Marvell Technology, Inc. | -69.8K | -100.0% | $6.92M | Exited |
| EXP Eagle Materials Inc | -14.9K | -39.8% | $3.34M | 3.77% |
| GFL GFL Environmental Inc. | -53.1K | -16.6% | $1.95M | 7.3% |
| CLH Clean Harbors Inc | -6,198 | -13.4% | $1.85M | 8.89% |
| AER AerCap Holdings N.V. | -10.0K | -100.0% | $1.38M | Exited |
| MT ArcelorMittal | -5,540 | -8.0% | $333.62K | 2.87% |
| # | Activity | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | GVA Granite Construction Inc | Industrials | 132.5K | $20.94M | 15.62% | 0 | 0.0% | Unchanged | 0.3% |
| 2 | CWST Casella Waste Systems Inc | Industrials | 189.5K | $18.38M | 13.71% | +24.1K | +14.6% | Added | 0.3% |
| 3 | TEL TE Connectivity plc | Industrials | 66.6K | $13.42M | 10.01% | +13.6K | +25.8% | Added | 0.02% |
| 4 | VST Vistra Corp. | Utilities | 81.4K | $12.92M | 9.63% | +12.4K | +17.9% | Added | 0.02% |
| 5 | CTRI Centuri Holdings, Inc. | Industrials | 401.7K | $12.15M | 9.06% | +116.0K | +40.6% | Added | 0.4% |
| 6 | CLH Clean Harbors Inc | Industrials | 39.9K | $11.93M | 8.89% | -6,198 | -13.4% | Reduced | 0.08% |
| 7 | SEI Solaris Energy Infrastructure, Inc. | Industrials | 146.9K | $11.82M | 8.81% | +26.7K | +22.2% | Added | 0.19% |
| 8 | APH Amphenol Corp | Industrials | 130.0K | $11.46M | 8.54% | +130.0K | – | New | 0.01% |
| 9 | GFL GFL Environmental Inc. | Industrials | 266.2K | $9.79M | 7.3% | -53.1K | -16.6% | Reduced | 0.07% |
| 10 | EXP Eagle Materials Inc | Basic Materials | 22.5K | $5.05M | 3.77% | -14.9K | -39.8% | Reduced | 0.07% |
| 11 | MT ArcelorMittal | Basic Materials | 63.9K | $3.85M | 2.87% | -5,540 | -8.0% | Reduced | 0.01% |
| 12 | ATS ATS Corp | Industrials | 83.0K | $2.39M | 1.78% | +83.0K | – | New | 0.08% |
Tip. Select a row to see that position’s full history at Hallstatt Advisors.
As of its Q2 2026 13F filing, Hallstatt Advisors L.P.’s five largest positions were Granite Construction Inc (GVA) at 15.6%, Casella Waste Systems Inc (CWST) at 13.7%, TE Connectivity plc (TEL) at 10.0%, Vistra Corp. (VST) at 9.6%, Centuri Holdings, Inc. (CTRI) at 9.1% of the reported portfolio.
Hallstatt Advisors L.P. reported a 13F portfolio worth $134.10M across 12 positions for Q2 2026. That is up 13.5% from the previous quarter.
Its largest purchases by value were Amphenol Corp ($11.46M), Centuri Holdings, Inc. ($3.51M), TE Connectivity plc ($2.75M). It opened 2 new positions.
Its largest sales by value were Belden Inc. ($7.07M), Marvell Technology, Inc. ($6.92M), Eagle Materials Inc ($3.34M). It exited 3 positions entirely.
From the Form 13F-HR reports Hallstatt Advisors L.P. 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.