Institutional Manager · CIK 0002040638
HALLSTATT ADVISORS L.P.
NEW YORK, NY · File #028-26178
Latest AUM
$134.2M
Positions
16
Top-10 Concentration
81.6%
Filings
1
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 |
|---|---|---|---|---|---|
| NEW | GRANITE CONSTR INC | GVA | +141,003 | +$16.3M | $0 |
| NEW | CLEAN HARBORS INC | CLH | +65,101 | +$15.3M | $0 |
| NEW | CASELLA WASTE SYS INC CL A | CWST | +145,140 | +$14.2M | $0 |
| NEW | AERCAP HOLDINGS NV | AER | +93,245 | +$13.4M | $0 |
| NEW | CENTURI HOLDINGS INC COM SHS | CTRI | +344,621 | +$8.7M | $0 |
| NEW | ARCELORMITTAL SA LUXEMBOURG NY REGISTRY SH | ARCXF | +187,455 | +$8.5M | $0 |
| NEW | GFL ENVIRONMENTAL INC SUB VTG SHS | GFL | +193,551 | +$8.3M | $0 |
| NEW | TE CONNECTIVITY PLC ORD SHS | TEL | +36,447 | +$8.3M | $0 |
| NEW | IDEX CORP | 45167R104 | +46,411 | +$8.3M | $0 |
| NEW | MARVELL TECHNOLOGY INC | MRVL | +97,023 | +$8.2M | $0 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 202516 pos · $134.2M
Top 16 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | GRANITE CONSTR INC | GVA | 141,003 | $16.3M | 12.12% |
| 2 | CLEAN HARBORS INC | CLH | 65,101 | $15.3M | 11.37% |
| 3 | CASELLA WASTE SYS INC CL A | CWST | 145,140 | $14.2M | 10.59% |
| 4 | AERCAP HOLDINGS NV | AER | 93,245 | $13.4M | 9.99% |
| 5 | CENTURI HOLDINGS INC COM SHS | CTRI | 344,621 | $8.7M | 6.48% |
| 6 | ARCELORMITTAL SA LUXEMBOURG NY REGISTRY SH | ARCXF | 187,455 | $8.5M | 6.36% |
| 7 | GFL ENVIRONMENTAL INC SUB VTG SHS | GFL | 193,551 | $8.3M | 6.19% |
| 8 | TE CONNECTIVITY PLC ORD SHS | TEL | 36,447 | $8.3M | 6.18% |
| 9 | IDEX CORP | 45167R104 | 46,411 | $8.3M | 6.15% |
| 10 | MARVELL TECHNOLOGY INC | MRVL | 97,023 | $8.2M | 6.14% |
| 11 | EAGLE MATLS INC | 26969P108 | 36,279 | $7.5M | 5.59% |
| 12 | HUB GROUP INC CL A | HUBG | 133,823 | $5.7M | 4.25% |
| 13 | EMERSON ELEC CO | EMR | 41,978 | $5.6M | 4.15% |
| 14 | FIRST SOLAR INC | FSLR | 10,588 | $2.8M | 2.06% |
| 15 | OWENS CORNING NEW | OC | 23,200 | $2.6M | 1.93% |
| 16 | SIEMENS ENERGY AG UNSPONSORED ADR | 82621A104 | 4,116 | $576,857 | 0.43% |