Summit Street Capital Management, LLC
In its 13F for Q4 2025 (holdings as of December 31, 2025, filed February 17, 2026), Summit Street Capital Management, LLC reported 31 stock positions worth $636.2 million. Its top holding was Warrior Met Coal (HCC) at 4.9% of the portfolio, followed by Warner Bros Discovery (WBD, 4.4%) and Weatherford International PL (WFRD, 4.4%). Compared with Q3 2025, it opened 1 new position, added to 3 and reduced 27. The biggest buy was a new position in Lantheus (LNTH) and the biggest sale HP (HPQ, shares −30%).
- Most Recent 13F
- Q2 2026
- Location
- NEW YORK, NY
- CIK
- 0001595533
- Portfolio Value
- $636.2M (Q4 2025)
- SEC Filing
- 0001595533-26-000002 ↗ filed Feb 17, 2026
Holdings Value
Holdings 31 stocks · $636.2M
| HCC Warrior Met Coal Inc. | 4.88% | 351,989 | $31.0M | Reduce -15.6% |
| WBD Warner Bros Discovery Inc. | 4.40% | 971,377 | $28.0M | Reduce -15.1% |
| WFRD Weatherford International PL | 4.37% | 355,282 | $27.8M | Reduce -10.9% |
| UTHR United Therapeutics Corp. | 4.36% | 56,872 | $27.7M | Reduce -15.3% |
| CNR Core Natural Resources Inc. | 4.25% | 305,260 | $27.0M | Reduce -10.8% |
| LNTH Lantheus Holdings Inc. | 4.24% | 405,664 | $27.0M | New |
| MU Micron Technology Inc. | 4.15% | 92,463 | $26.4M | Reduce -34.5% |
| LYB Lyondellbasell Indu Class A | 4.12% | 605,362 | $26.2M | Add +54.9% |
| DDS Dillards Inc. Class A | 3.98% | 41,754 | $25.3M | Reduce -23.9% |
| TNK Teekay Tankers Ltd. Class A | 3.96% | 471,147 | $25.2M | Reduce -6.1% |
| IDCC Interdigital Inc. | 3.85% | 76,848 | $24.5M | Reduce -22.9% |
| CF CF Industries Holdings Inc. filed as CF INDS HLDGS INC | 3.68% | 302,803 | $23.4M | Reduce -1.7% |
| FOXA Fox Corp. Class A | 3.64% | 316,870 | $23.2M | Reduce -14.2% |
| LRCX Lam Research Corp. | 3.64% | 135,187 | $23.1M | Reduce -33.8% |
| SIG Signet Jewelers Ltd. | 3.55% | 272,607 | $22.6M | Add +3.2% |
| ELV Elevance Health Inc. | 3.47% | 62,896 | $22.0M | Add +18.2% |
| STNG Scorpio Tankers Inc. | 3.35% | 418,959 | $21.3M | Reduce -16.4% |
| VLO Valero Energy Corp. | 3.27% | 127,602 | $20.8M | Reduce -17.0% |
| AMAT Applied Materials Inc. | 3.07% | 76,036 | $19.5M | Reduce -36.2% |
| KLAC KLA Corp. | 2.86% | 14,981 | $18.2M | Reduce -25.9% |
| HUM Humana Inc. | 2.69% | 66,889 | $17.1M | Reduce -33.0% |
| MPC Marathon Petroleum Corp. | 2.69% | 105,145 | $17.1M | Reduce -15.6% |
| CSCO Cisco Systems Inc. | 2.46% | 203,282 | $15.7M | Reduce -16.9% |
| MOH Molina Healthcare Inc. | 2.33% | 85,521 | $14.8M | Reduce -40.6% |
| HPQ HP Inc. | 2.24% | 638,969 | $14.2M | Reduce -29.6% |
| BKE The Buckle Inc. | 2.20% | 262,060 | $14.0M | Reduce -22.4% |
| DINO HF Sinclair Corp. | 2.13% | 294,585 | $13.6M | Reduce -19.6% |
| INTC Intel Corp. | 2.07% | 356,632 | $13.2M | Reduce -28.9% |
| LB Landbridge Co. LLC-A | 1.75% | 227,258 | $11.1M | Reduce -20.5% |
| TPL Texas Pacific Land Corp. | 1.66% | 36,864 | $10.6M | Reduce -15.7% |
| GNTX Gentex Corp. | 0.71% | 192,825 | $4.5M | Reduce -49.9% |
Portfolio Sells Q3 2025 → Q4 2025
| HPQ HP Inc. | Reduce -29.6% | 2.24% | −4.79 |
| MOH Molina Healthcare Inc. | Reduce -40.6% | 2.33% | −1.45 |
| IDCC Interdigital Inc. | Reduce -22.9% | 3.85% | −0.87 |
| HUM Humana Inc. | Reduce -33.0% | 2.69% | −0.87 |
| GNTX Gentex Corp. | Reduce -49.9% | 0.71% | −0.79 |
| DDS Dillards Inc. Class A | Reduce -23.9% | 3.98% | −0.64 |
| MPC Marathon Petroleum Corp. | Reduce -15.6% | 2.69% | −0.61 |
| BKE The Buckle Inc. | Reduce -22.4% | 2.20% | −0.52 |
| STNG Scorpio Tankers Inc. | Reduce -16.4% | 3.35% | −0.50 |
| DINO HF Sinclair Corp. | Reduce -19.6% | 2.13% | −0.50 |
| LB Landbridge Co. LLC-A | Reduce -20.5% | 1.75% | −0.34 |
| VLO Valero Energy Corp. | Reduce -17.0% | 3.27% | −0.32 |
| AMAT Applied Materials Inc. | Reduce -36.2% | 3.07% | −0.28 |
| INTC Intel Corp. | Reduce -28.9% | 2.07% | −0.24 |
| TPL Texas Pacific Land Corp. | Reduce -15.7% | 1.66% | −0.20 |
| KLAC KLA Corp. | Reduce -25.9% | 2.86% | −0.13 |
| LRCX Lam Research Corp. | Reduce -33.8% | 3.64% | −0.11 |
| CF CF Industries Holdings Inc. | Reduce -1.7% | 3.68% | −0.11 |
| CSCO Cisco Systems Inc. | Reduce -16.9% | 2.46% | +0.17 |
| CNR Core Natural Resources Inc. | Reduce -10.8% | 4.25% | +0.33 |
| TNK Teekay Tankers Ltd. Class A | Reduce -6.1% | 3.96% | +0.48 |
| UTHR United Therapeutics Corp. | Reduce -15.3% | 4.36% | +0.49 |
| WFRD Weatherford International PL | Reduce -10.9% | 4.37% | +0.63 |
| FOXA Fox Corp. Class A | Reduce -14.2% | 3.64% | +0.78 |
| MU Micron Technology Inc. | Reduce -34.5% | 4.15% | +0.91 |
| HCC Warrior Met Coal Inc. | Reduce -15.6% | 4.88% | +1.24 |
| WBD Warner Bros Discovery Inc. | Reduce -15.1% | 4.40% | +1.33 |
Portfolio Buys Q3 2025 → Q4 2025
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 31 | $712.6M | LNTH, MOH, HUM, SIG, UTHR |
| Q1 2026 | 31 | $707.3M | CF, TNK, LYB, UTHR, WFRD |
| Q4 2025 | 31 | $636.2M | HCC, WBD, WFRD, UTHR, CNR |
| Q3 2025 | 30 | $729.0M | HPQ, IDCC, DDS, CNR, UTHR |
| Q2 2025 | 30 | $606.2M | MU, WBD, KLAC, LRCX, IDCC |
| Q1 2025Amended | 30 | $600.6M | WBD, IDCC, UTHR, CNR, CF |
| Q4 2024Amended | 30 | $638.0M | IDCC, TPL, UTHR, WBD, CF |
| Q3 2024 | 29 | $280.1M | BRK.A, UTHR, IDCC, TPL, HCC |
| Q2 2024 | 29 | $273.7M | BRK.A, UTHR, LRCX, AMAT, KLAC |
| Q1 2024 | 31 | $260.4M | BRK.A, MU, AMAT, KLAC, MPC |