# PINNBROOK CAPITAL MANAGEMENT LP

> Institutional holdings reported to the SEC as of Q2 2026 on Form 13F. CIK 1856103. Source: https://holderbook.com/funds/1856103-pinnbrook-capital-management-lp/

- Reported value: $938.1M
- Positions: 92
- Weight of the ten largest: 42.1%
- Filed: 2026-08-12

A 13F reports long US equity positions only. Short positions, bonds, foreign listings, private holdings and cash are not visible, so this is not the manager's whole book.

## Holdings

| Security | Ticker | Value | Shares | Weight | Quarters held |
|---|---|---|---|---|---|
| INVESCO QQQ TR | [QQQ](https://holderbook.com/stocks/QQQ/) | $110.5M | 0 | 11.8% | 1 |
| CSX CORP | [CSX](https://holderbook.com/stocks/CSX/) | $44.7M | 939,978 | 4.8% | 2 |
| SEAGATE TECHNOLOGY HLDNGS PL | [STX](https://holderbook.com/stocks/STX/) | $38.8M | 13,840 | 4.1% | 2 |
| ADVANCED MICRO DEVICES INC | [AMD](https://holderbook.com/stocks/AMD/) | $38.0M | 0 | 4.0% | 1 |
| TAIWAN SEMICONDUCTOR MANUFAC | [TSM](https://holderbook.com/stocks/TSM/) | $31.0M | 8,945 | 3.3% | 1 |
| SANDISK CORP | [SNDK](https://holderbook.com/stocks/SNDK/) | $29.6M | 1,520 | 3.2% | 1 |
| KODIAK GAS SVCS INC | [KGS](https://holderbook.com/stocks/KGS/) | $29.4M | 391,854 | 3.1% | 2 |
| TECHNIPFMC PLC | [FTI](https://holderbook.com/stocks/FTI/) | $25.1M | 129,105 | 2.7% | 14 |
| MARATHON PETE CORP | [MPC](https://holderbook.com/stocks/MPC/) | $24.7M | 10,038 | 2.6% | 1 |
| JABIL INC | [JBL](https://holderbook.com/stocks/JBL/) | $22.7M | 58,867 | 2.4% | 2 |
| MICRON TECHNOLOGY INC | [MU](https://holderbook.com/stocks/MU/) | $18.8M | 1,800 | 2.0% | 1 |
| NATERA INC | [NTRA](https://holderbook.com/stocks/NTRA/) | $18.8M | 69,300 | 2.0% | 1 |
| WABTEC | [WAB](https://holderbook.com/stocks/WAB/) | $18.6M | 69,107 | 2.0% | 3 |
| QUANTA SVCS INC | [PWR](https://holderbook.com/stocks/PWR/) | $17.1M | 23,734 | 1.8% | 1 |
| TIMKEN CO | [TKR](https://holderbook.com/stocks/TKR/) | $16.5M | 113,500 | 1.8% | 1 |
| ATI INC | [ATI](https://holderbook.com/stocks/ATI/) | $16.2M | 82,081 | 1.7% | 2 |
| AMAZON COM INC | [AMZN](https://holderbook.com/stocks/AMZN/) | $15.6M | 7,100 | 1.7% | 1 |
| TEXAS INSTRS INC | [TXN](https://holderbook.com/stocks/TXN/) | $15.0M | 50,400 | 1.6% | 1 |
| ARAMARK | [ARMK](https://holderbook.com/stocks/ARMK/) | $14.7M | 257,700 | 1.6% | 1 |
| DT MIDSTREAM INC | [DTM](https://holderbook.com/stocks/DTM/) | $14.2M | 97,009 | 1.5% | 1 |
| HUT 8 CORP | [HUT](https://holderbook.com/stocks/HUT/) | $13.9M | 43,200 | 1.5% | 1 |
| PERFORMANCE FOOD GROUP CO | [PFGC](https://holderbook.com/stocks/PFGC/) | $12.9M | 115,000 | 1.4% | 1 |
| WESTERN DIGITAL CORP | [WDC](https://holderbook.com/stocks/WDC/) | $12.3M | 19,280 | 1.3% | 4 |
| SNOWFLAKE INC | [SNOW](https://holderbook.com/stocks/SNOW/) | $12.0M | 15,070 | 1.3% | 1 |
| MASTEC INC | [MTZ](https://holderbook.com/stocks/MTZ/) | $11.3M | 27,243 | 1.2% | 5 |
| INVESCO DB MULTI-SECTOR COMM | [DBA](https://holderbook.com/stocks/DBA/) | $11.2M | 421,600 | 1.2% | 1 |
| NOKIA CORP | [NOK](https://holderbook.com/stocks/NOK/) | $10.3M | 232,133 | 1.1% | 1 |
| VIKING HOLDINGS LTD | [VIK](https://holderbook.com/stocks/VIK/) | $10.0M | 95,300 | 1.1% | 5 |
| KNIGHT-SWIFT TRANSN HLDGS IN | [KNX](https://holderbook.com/stocks/KNX/) | $9.9M | 127,400 | 1.1% | 1 |
| STMICROELECTRONICS N V | [STM](https://holderbook.com/stocks/STM/) | $9.8M | 131,347 | 1.0% | 1 |
| CIPHER DIGITAL INC | [CIFR](https://holderbook.com/stocks/CIFR/) | $9.6M | 43,000 | 1.0% | 1 |
| ALPHABET INC | [GOOGL](https://holderbook.com/stocks/GOOGL/) | $9.1M | 25,440 | 1.0% | 1 |
| HOWMET AEROSPACE INC | [HWM](https://holderbook.com/stocks/HWM/) | $9.0M | 33,317 | 1.0% | 1 |
| SPHERE ENTERTAINMENT CO | [SPHR](https://holderbook.com/stocks/SPHR/) | $8.9M | 51,208 | 0.9% | 4 |
| NVENT ELEC PLC | [NVT](https://holderbook.com/stocks/NVT/) | $8.8M | 52,110 | 0.9% | 2 |
| MATSON INC | [MATX](https://holderbook.com/stocks/MATX/) | $8.8M | 45,814 | 0.9% | 2 |
| ROSS STORES INC | [ROST](https://holderbook.com/stocks/ROST/) | $8.4M | 39,593 | 0.9% | 3 |
| ESCO TECHNOLOGIES INC | [ESE](https://holderbook.com/stocks/ESE/) | $8.0M | 22,960 | 0.9% | 1 |
| ELI LILLY & CO | [LLY](https://holderbook.com/stocks/LLY/) | $8.0M | 6,640 | 0.8% | 1 |
| SOMNIGROUP INTERNATIONAL INC | [SGI](https://holderbook.com/stocks/SGI/) | $8.0M | 101,429 | 0.8% | 1 |
| TD SYNNEX CORPORATION | [SNX](https://holderbook.com/stocks/SNX/) | $7.4M | 27,600 | 0.8% | 1 |
| VENTAS INC | [VTR](https://holderbook.com/stocks/VTR/) | $7.2M | 81,200 | 0.8% | 1 |
| FLEX LTD | [FLEX](https://holderbook.com/stocks/FLEX/) | $7.1M | 43,700 | 0.8% | 1 |
| VALERO ENERGY CORP | [VLO](https://holderbook.com/stocks/VLO/) | $6.9M | 26,636 | 0.7% | 1 |
| CDW CORP | [CDW](https://holderbook.com/stocks/CDW/) | $6.2M | 44,300 | 0.7% | 1 |
| TWILIO INC | [TWLO](https://holderbook.com/stocks/TWLO/) | $6.1M | 29,600 | 0.7% | 1 |
| GLOBALFOUNDRIES INC | [GFS](https://holderbook.com/stocks/GFS/) | $5.9M | 71,600 | 0.6% | 1 |
| WELLTOWER INC | [WELL](https://holderbook.com/stocks/WELL/) | $5.8M | 25,500 | 0.6% | 1 |
| INNIO NV | [INIO](https://holderbook.com/stocks/INIO/) | $5.7M | 142,900 | 0.6% | 1 |
| MKS INC. | [MKSI](https://holderbook.com/stocks/MKSI/) | $5.6M | 12,700 | 0.6% | 1 |
| DIGITALOCEAN HLDGS INC | [DOCN](https://holderbook.com/stocks/DOCN/) | $5.4M | 34,262 | 0.6% | 1 |
| HYATT HOTELS CORP | [H](https://holderbook.com/stocks/H/) | $5.1M | 26,500 | 0.5% | 1 |
| ARROW ELECTRS INC | [ARW](https://holderbook.com/stocks/ARW/) | $5.1M | 23,700 | 0.5% | 1 |
| CHARLES RIV LABS INTL INC | [CRL](https://holderbook.com/stocks/CRL/) | $4.8M | 21,300 | 0.5% | 1 |
| TREX INC | [TREX](https://holderbook.com/stocks/TREX/) | $4.7M | 93,900 | 0.5% | 1 |
| DATADOG INC | [DDOG](https://holderbook.com/stocks/DDOG/) | $4.6M | 17,655 | 0.5% | 1 |
| NIKE INC | [NKE](https://holderbook.com/stocks/NKE/) | $4.1M | 0 | 0.4% | 1 |
| LUMENTUM HLDGS INC | [LITE](https://holderbook.com/stocks/LITE/) | $4.0M | 0 | 0.4% | 3 |
| COHERENT CORP | [COHR](https://holderbook.com/stocks/COHR/) | $4.0M | 10,160 | 0.4% | 1 |
| FORTINET INC | [FTNT](https://holderbook.com/stocks/FTNT/) | $4.0M | 25,900 | 0.4% | 1 |
| MARVELL TECHNOLOGY INC | [MRVL](https://holderbook.com/stocks/MRVL/) | $3.7M | 12,500 | 0.4% | 1 |
| OKTA INC | [OKTA](https://holderbook.com/stocks/OKTA/) | $3.5M | 25,700 | 0.4% | 1 |
| MADISON AIR SOLUTIONS CORP | [MAIR](https://holderbook.com/stocks/MAIR/) | $3.1M | 80,600 | 0.3% | 1 |
| UNITEDHEALTH GROUP INC | [UNH](https://holderbook.com/stocks/UNH/) | $3.1M | 7,360 | 0.3% | 1 |
| VIASAT INC | [VSAT](https://holderbook.com/stocks/VSAT/) | $3.0M | 33,500 | 0.3% | 1 |
| CARRIER GLOBAL CORPORATION | [CARR](https://holderbook.com/stocks/CARR/) | $3.0M | 41,000 | 0.3% | 1 |
| BRUKER CORP | [BRKR](https://holderbook.com/stocks/BRKR/) | $3.0M | 49,900 | 0.3% | 1 |
| CIENA CORP | [CIEN](https://holderbook.com/stocks/CIEN/) | $2.9M | 5,920 | 0.3% | 3 |
| INSIGHT ENTERPRISES INC | [NSIT](https://holderbook.com/stocks/NSIT/) | $2.5M | 20,800 | 0.3% | 1 |
| FOX CORP | [FOXA](https://holderbook.com/stocks/FOXA/) | $2.5M | 48,200 | 0.3% | 1 |
| MAPLEBEAR INC | [CART](https://holderbook.com/stocks/CART/) | $2.5M | 52,800 | 0.3% | 1 |
| CURTISS WRIGHT CORP | [CW](https://holderbook.com/stocks/CW/) | $2.5M | 3,280 | 0.3% | 5 |
| IDEX CORP | [IEX](https://holderbook.com/stocks/IEX/) | $2.2M | 9,500 | 0.2% | 1 |
| LIBERTY MEDIA CORP DEL | [FWONK](https://holderbook.com/stocks/FWONK/) | $2.1M | 22,400 | 0.2% | 1 |
| CELESTICA INC | [CLS](https://holderbook.com/stocks/CLS/) | $2.0M | 5,600 | 0.2% | 1 |
| KONTOOR BRANDS INC | [KTB](https://holderbook.com/stocks/KTB/) | $2.0M | 24,500 | 0.2% | 1 |
| EMBRAER S.A. | [EMBJ](https://holderbook.com/stocks/EMBJ/) | $2.0M | 31,700 | 0.2% | 8 |
| WATERS CORP | [WAT](https://holderbook.com/stocks/WAT/) | $2.0M | 5,360 | 0.2% | 1 |
| LITTELFUSE INC | [LFUS](https://holderbook.com/stocks/LFUS/) | $2.0M | 4,320 | 0.2% | 1 |
| CITIGROUP INC | [C](https://holderbook.com/stocks/C/) | $1.9M | 13,300 | 0.2% | 1 |
| OWENS CORNING NEW | [OC](https://holderbook.com/stocks/OC/) | $1.7M | 10,700 | 0.2% | 1 |
| ARISTA NETWORKS INC | [ANET](https://holderbook.com/stocks/ANET/) | $1.6M | 9,500 | 0.2% | 1 |
| 10X GENOMICS INC | [TXG](https://holderbook.com/stocks/TXG/) | $1.6M | 40,600 | 0.2% | 1 |
| LIVE NATION ENTERTAINMENT IN | [LYV](https://holderbook.com/stocks/LYV/) | $1.5M | 8,400 | 0.2% | 1 |
| MADISON SQUARE GARDEN ENTMT | [MSGE](https://holderbook.com/stocks/MSGE/) | $1.5M | 18,900 | 0.2% | 1 |
| FORGENT POWER SOLUTIONS INC | [FPS](https://holderbook.com/stocks/FPS/) | $1.5M | 26,900 | 0.2% | 1 |
| REVVITY INC | [RVTY](https://holderbook.com/stocks/RVTY/) | $1.5M | 13,500 | 0.2% | 1 |
| BLOOM ENERGY CORP | [BE](https://holderbook.com/stocks/BE/) | $1.5M | 4,900 | 0.2% | 1 |
| MACOM TECH SOLUTIONS HLDGS I | [MTSI](https://holderbook.com/stocks/MTSI/) | $1.1M | 2,800 | 0.1% | 1 |
| CRANE COMPANY | [CR](https://holderbook.com/stocks/CR/) | $1.0M | 4,500 | 0.1% | 1 |
| BARCLAYS PLC | [BCS](https://holderbook.com/stocks/BCS/) | $996.5K | 37,100 | 0.1% | 1 |
| MORGAN STANLEY | [MS](https://holderbook.com/stocks/MS/) | $982.5K | 4,700 | 0.1% | 1 |

## What the disclosed book did

Not the fund's return. This is the change in value of the positions disclosed on Form 13F, had they been left untouched, against SPY over the same quarter ends.

| Quarter | Book | Market | Difference | Priced |
|---|---|---|---|---|
| Q1 2026 | +5.4% | -4.6% | +10.0% | 77% |
| Q4 2025 | +1.6% | +2.4% | -0.7% | 64% |
| Q4 2024 | +1.8% | +2.1% | -0.3% | 69% |
| Q3 2024 | +10.1% | +5.4% | +4.7% | 71% |
| Q1 2024 | +14.1% | +10.0% | +4.0% | 68% |
| Q3 2023 | -1.5% | -3.6% | +2.1% | 76% |
| Q2 2023 | +8.9% | +8.3% | +0.6% | 98% |
| Q1 2023 | +7.0% | +7.0% | -0.0% | 81% |

## Quarter by quarter

| Quarter | Value | Positions |
|---|---|---|
| Q2 2026 | $938.1M | 92 |
| Q1 2026 | $383.9M | 39 |
| Q4 2025 | $715.0M | 94 |
| Q3 2025 | $903.9M | 122 |
| Q2 2025 | $876.4M | 71 |
| Q1 2025 | $496.3M | 47 |
| Q4 2024 | $1.0B | 69 |
| Q3 2024 | $703.4M | 73 |
| Q2 2024 | $474.0M | 51 |
| Q1 2024 | $1.2B | 88 |
| Q4 2023 | $889.3M | 61 |
| Q3 2023 | $400.7M | 39 |