Summit Street Capital Management, LLC
In its 13F for Q3 2025 (holdings as of September 30, 2025, filed November 14, 2025), Summit Street Capital Management, LLC reported 30 stock positions worth $729.0 million. Its top holding was HP (HPQ) at 7.0% of the portfolio, followed by Interdigital (IDCC, 4.7%) and Dillards Class A (DDS, 4.6%). Compared with Q2 2025, it opened 2 new positions, sold out of 2, added to 10 and reduced 13. The biggest buy was HP (HPQ, shares +26%) and the biggest sale Warner Bros Discovery (WBD, shares −57%).
- Most Recent 13F
- Q2 2026
- Location
- NEW YORK, NY
- CIK
- 0001595533
- Portfolio Value
- $729.0M (Q3 2025)
- SEC Filing
- 0001595533-25-000006 ↗ filed Nov 14, 2025
Holdings Value
Holdings 30 stocks · $729.0M
| HPQ HP Inc. | 7.03% | 907,346 | $51.2M | Add +25.5% |
| IDCC Interdigital Inc. | 4.72% | 99,616 | $34.4M | Reduce -18.4% |
| DDS Dillards Inc. Class A | 4.62% | 54,836 | $33.7M | Reduce -11.2% |
| CNR Core Natural Resources Inc. | 3.92% | 342,155 | $28.6M | Add +31.1% |
| UTHR United Therapeutics Corp. | 3.86% | 67,153 | $28.2M | Reduce -16.9% |
| STNG Scorpio Tankers Inc. | 3.85% | 500,962 | $28.1M | Add +0.5% |
| CF CF Industries Holdings Inc. filed as CF INDS HLDGS INC | 3.79% | 308,059 | $27.6M | Add +8.2% |
| MOH Molina Healthcare Inc. | 3.78% | 143,978 | $27.6M | Add +116.8% |
| LRCX Lam Research Corp. | 3.75% | 204,252 | $27.4M | Reduce -27.9% |
| WFRD Weatherford International PL | 3.74% | 398,661 | $27.3M | New |
| HCC Warrior Met Coal Inc. | 3.64% | 417,137 | $26.5M | Reduce -4.9% |
| VLO Valero Energy Corp. | 3.59% | 153,663 | $26.2M | Reduce -11.7% |
| HUM Humana Inc. | 3.56% | 99,831 | $26.0M | Add +23.0% |
| TNK Teekay Tankers Ltd. Class A | 3.48% | 501,774 | $25.4M | Add +14.4% |
| SIG Signet Jewelers Ltd. | 3.47% | 264,054 | $25.3M | New |
| AMAT Applied Materials Inc. | 3.35% | 119,159 | $24.4M | No change |
| MPC Marathon Petroleum Corp. | 3.29% | 124,618 | $24.0M | Reduce -20.2% |
| MU Micron Technology Inc. | 3.24% | 141,167 | $23.6M | Reduce -45.1% |
| WBD Warner Bros Discovery Inc. | 3.07% | 1,144,562 | $22.4M | Reduce -57.4% |
| KLAC KLA Corp. | 2.99% | 20,230 | $21.8M | Reduce -38.0% |
| FOXA Fox Corp. Class A | 2.86% | 369,096 | $20.8M | Add +0.8% |
| BKE The Buckle Inc. | 2.72% | 337,807 | $19.8M | Reduce -10.7% |
| DINO HF Sinclair Corp. | 2.63% | 366,381 | $19.2M | No change |
| LYB Lyondellbasell Indu Class A | 2.63% | 390,841 | $19.2M | Add +23.5% |
| ELV Elevance Health Inc. | 2.36% | 53,192 | $17.2M | Add +56.9% |
| INTC Intel Corp. | 2.31% | 501,897 | $16.8M | Reduce -32.8% |
| CSCO Cisco Systems Inc. | 2.29% | 244,513 | $16.7M | Reduce -19.2% |
| LB Landbridge Co. LLC-A | 2.09% | 285,809 | $15.2M | No change |
| TPL Texas Pacific Land Corp. | 1.87% | 14,574 | $13.6M | No change |
| GNTX Gentex Corp. | 1.49% | 384,651 | $10.9M | No change |
Portfolio Sells Q2 2025 → Q3 2025
| WBD Warner Bros Discovery Inc. | Reduce -57.4% | 3.07% | −2.02 |
| MU Micron Technology Inc. | Reduce -45.1% | 3.24% | −1.99 |
| KLAC KLA Corp. | Reduce -38.0% | 2.99% | −1.82 |
| KLIC Kulicke & Soffa Industries | Sold out | 0.00% | −1.61 |
| CSCO Cisco Systems Inc. | Reduce -19.2% | 2.29% | −1.17 |
| MPC Marathon Petroleum Corp. | Reduce -20.2% | 3.29% | −0.99 |
| LRCX Lam Research Corp. | Reduce -27.9% | 3.75% | −0.80 |
| MGA Magna International Inc. | Sold out | 0.00% | −0.80 |
| INTC Intel Corp. | Reduce -32.8% | 2.31% | −0.45 |
| VLO Valero Energy Corp. | Reduce -11.7% | 3.59% | −0.27 |
| BKE The Buckle Inc. | Reduce -10.7% | 2.72% | −0.11 |
| UTHR United Therapeutics Corp. | Reduce -16.9% | 3.86% | +0.03 |
| IDCC Interdigital Inc. | Reduce -18.4% | 4.72% | +0.20 |
| HCC Warrior Met Coal Inc. | Reduce -4.9% | 3.64% | +0.33 |
| DDS Dillards Inc. Class A | Reduce -11.2% | 4.62% | +0.36 |
Portfolio Buys Q2 2025 → Q3 2025
| HPQ HP Inc. | Add +25.5% | 7.03% | +4.11 |
| WFRD Weatherford International PL | New | 3.74% | +3.74 |
| SIG Signet Jewelers Ltd. | New | 3.47% | +3.47 |
| CNR Core Natural Resources Inc. | Add +31.1% | 3.92% | +0.92 |
| STNG Scorpio Tankers Inc. | Add +0.5% | 3.85% | +0.63 |
| MOH Molina Healthcare Inc. | Add +116.8% | 3.78% | +0.52 |
| TNK Teekay Tankers Ltd. Class A | Add +14.4% | 3.48% | +0.46 |
| HUM Humana Inc. | Add +23.0% | 3.56% | +0.29 |
| ELV Elevance Health Inc. | Add +56.9% | 2.36% | +0.18 |
| LYB Lyondellbasell Indu Class A | Add +23.5% | 2.63% | −0.39 |
| FOXA Fox Corp. Class A | Add +0.8% | 2.86% | −0.52 |
| CF CF Industries Holdings Inc. | Add +8.2% | 3.79% | −0.53 |
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 |