Summit Street Capital Management, LLC
CIK 1595533 · View on SEC EDGAR ↗
- Portfolio value
- $712.6M
- Positions
- 31
- As of
- June 30, 2026
Portfolio value QoQ: +0.7% 13F does not disclose cash
- Top 10 holdings weight
- 44.13%
- Top 25 holdings weight
- 88.66%
- Positions above 1%
- 30
- Effective number of positions
- 27.7
Based on 13F long-equity holdings only (cash, bonds, shorts not disclosed)
Turnover Q2 2026: 10.81% Est. buys $76,752,051 · sells $198,383,353
Median holding: 7.0 quarters Tracked Q4 2024–Q2 2026 · 83.8% still held
- New positions
- 1
- Increased
- 5
- Decreased
- 23
- Closed
- 1
On this page
- Performance vs S&P How this manager's 13F portfolio performed against the S&P 500.
- Sector breakdown How the portfolio splits across market sectors.
- Portfolio Every stock this institution reports holding, from its latest 13F.
- High-conviction bets The holdings this manager is most concentrated in.
- Biggest new bets Brand-new positions opened in the latest quarter.
- Top moves The biggest position increases and decreases this quarter.
- Exited positions Positions the manager fully sold out of last quarter.
Performance vs S&P 500
Annualized: +54.7% · S&P 500: +18.0%
Approximates a buy-and-hold portfolio built from quarterly SEC 13F snapshots. Excludes cash, short positions, options/derivatives, and non-13(f) securities — reflects the disclosed long-equity book only, not total fund AUM. SEC filing lag is up to 45 days; this is not a real-time-copyable timing.
Priceable coverage: 99.3% · Options excluded: 0.0%
Sector breakdown
Full portfolio 31 positions
| Type | Streak | 8Q trend | |||||
|---|---|---|---|---|---|---|---|
| LNTH Lantheus Holdings, Inc. - Common Stock | $44,453,546 | 6.24% | 400,699 | $12,939,843 | Down ×1 | ||
| MOH Molina Healthcare Inc Common Stock | $41,630,489 | 5.84% | 182,031 | $15,958,776 | Down ×1 | ||
| HUM Humana Inc. Common Stock | $36,325,372 | 5.10% | 91,449 | $24,727,488 | Up ×1 | ||
| SIG Signet Jewelers Limited Common Shares | $29,076,639 | 4.08% | 337,316 | $5,471,221 | Up ×3 | ||
| UTHR United Therapeutics Corporation - Common Stock | $28,602,663 | 4.01% | 52,789 | $-5,121,295 | Down ×1 | ||
| ELV Elevance Health, Inc. Common Stock | $27,860,028 | 3.91% | 72,040 | $6,201,505 | Down ×1 | ||
| WFRD Weatherford International plc - Ordinary shares | $27,536,812 | 3.86% | 337,875 | $-6,065,759 | Down ×1 | ||
| FOXA Fox Corporation - Class A Common Stock | $26,826,461 | 3.76% | 514,311 | $8,321,254 | Up ×1 | ||
| HPQ HP Inc. Common Stock | $26,108,029 | 3.66% | 1,189,974 | $13,833,435 | Up ×1 | ||
| VLO Valero Energy Corporation Common Stock | $26,063,012 | 3.66% | 100,073 | $-5,464,890 | Down ×1 | ||
| CF CF Industries Holdings, Inc. Common Stock | $25,853,786 | 3.63% | 238,812 | $-8,953,072 | Down ×3 | ||
| HCC Warrior Met Coal, Inc. Common Stock | $25,744,114 | 3.61% | 317,202 | $-7,043,661 | Down ×1 | ||
| MPC Marathon Petroleum Corporation Common Stock | $24,993,787 | 3.51% | 97,758 | $-680,519 | Down ×1 | ||
| CNR Core Natural Resources, Inc. Common Stock | $22,743,124 | 3.19% | 284,218 | $-9,226,756 | Down ×1 | ||
| KLAC KLA Corporation - Common Stock | $22,109,007 | 3.10% | 73,279 | $50,833 | Up ×1 | ||
| CMCSA Comcast Corporation - Class A Common Stock | $21,983,518 | 3.08% | 895,459 | Up ×1 | |||
| MU Micron Technology, Inc. - Common Stock | $21,952,287 | 3.08% | 19,018 | $3,844,063 | Down ×4 | ||
| LRCX Lam Research Corporation - Common Stock | $21,851,964 | 3.07% | 50,428 | $169,534 | Down ×5 | ||
| AMAT Applied Materials, Inc. - Common Stock | $21,392,847 | 3.00% | 29,589 | $1,157,512 | Down ×3 | ||
| INTC Intel Corporation - Common Stock | $19,133,499 | 2.69% | 137,030 | $3,395,330 | Down ×1 | ||
| DINO HF Sinclair Corporation Common Stock | $18,319,134 | 2.57% | 263,017 | $-60,024 | Down ×1 | ||
| IDCC InterDigital, Inc. - Common Stock | $18,162,506 | 2.55% | 64,149 | $-1,210,492 | |||
| STNG Scorpio Tankers Inc. Common Shares | $17,784,029 | 2.50% | 256,772 | $-13,495,449 | Down ×1 | ||
| LYB LyondellBasell Industries NV Ordinary Shares Class A (Netherlands) | $17,716,777 | 2.49% | 336,501 | $-16,079,271 | Down ×2 | ||
| TNK Teekay Tankers Ltd. | $17,571,985 | 2.47% | 270,880 | $-16,972,512 | Down ×1 | ||
| DDS Dillard's, Inc. Common Stock | $16,768,879 | 2.35% | 31,734 | $-2,178,832 | Down ×5 | ||
| CSCO Cisco Systems, Inc. - Common Stock | $16,727,713 | 2.35% | 142,412 | $955,063 | Down ×1 | ||
| LB LandBridge Company LLC Class A Shares Representing Limited Liability Company Interests | $16,114,642 | 2.26% | 203,365 | $422,477 | Down ×1 | ||
| TPL Texas Pacific Land Corporation Common Stock | $14,843,873 | 2.08% | 33,918 | $-2,650,306 | Down ×1 | ||
| BKE Buckle, Inc. (The) Common Stock | $11,474,306 | 1.61% | 271,903 | $-3,214,094 | Down ×1 | ||
| GNTX Gentex Corporation - Common Stock | $4,872,687 | 0.68% | 192,825 | $659,462 | |||
| No matches | |||||||
Conviction holdings
Positions increased for 3+ consecutive quarters.
Share counts are as reported in 13F filings (not split-adjusted)
| Security | Value | % of portfolio | Streak |
|---|---|---|---|
| SIG | $29,076,639 | 4.08% | up ×3 |
Biggest new bets
New positions opened this quarter, largest first.
| Security | Value | Shares | % of portfolio |
|---|---|---|---|
| CMCSA | $21,983,518 | 895,459 | 3.08% |
Top movers (QoQ)
Exited positions
Includes corporate events (mergers, delistings) — not all exits are sells
Closed positions reflect 13F reporting changes; for index managers these are often mechanical (delisting, M&A, index rebalancing), not active decisions.
| Security | Quarter | Shares before | Value before | Price since exit |
|---|---|---|---|---|
| CEIX | March 31, 2025 | 244,029 | $26,033,013 | No longer tracked |
| WBD | June 30, 2026 | 597,500 | $16,407,350 | 6.6% |
| TNET | June 30, 2025 | 165,680 | $13,128,482 | -6.0% |
| KLIC | Sept. 30, 2025 | 281,812 | $9,750,695 | 112.1% |
| HUN | June 30, 2025 | 546,676 | $8,632,014 | -2.1% |
| MGA | Sept. 30, 2025 | 124,877 | $4,821,501 | 51.9% |