Pinnbrook Capital Management LP: 13F holdings, Q2 2026
Hedge fund · SEC EDGAR filings (CIK 1856103) · Explore on the interactive board
Pinnbrook Capital Management LP disclosed 88 US equity positions worth $601.0m in its Q2 2026 13F filing (holdings as of June 30, 2026, filed August 12, 2026). Its largest position is CSX at 7.4% of the reported book, followed by KGS, JBL. The top ten holdings are 35.6% of the book, and the portfolio behaves like about 44 equal-weight positions. Versus the prior filing it opened 71 new positions, added to 14, reduced 3 and exited 15. Note: this manager's most recent filing is 3934 quarters behind the newest quarter on file, so these figures are history rather than current positioning.
What does Pinnbrook Capital Management LP own? Top holdings as of June 30, 2026
Change is measured in shares against the previous filing (Q1 2026), so price moves do not read as decisions. This quarter: 71 new, 14 added, 3 reduced, 15 exited.
| # | Stock | Sector | Weight | Value | Shares | Δ shares | Action |
|---|---|---|---|---|---|---|---|
| 1 | CSX CSX CORP | Industrials | 7.4% | $44.7m | 939,978 | 1157% | added |
| 2 | KGS KODIAK GAS SVCS INC | Energy | 4.9% | $29.4m | 391,854 | 124% | added |
| 3 | JBL JABIL INC | Technology | 3.8% | $22.7m | 58,867 | 167% | added |
| 4 | NTRA NATERA INC | Healthcare | 3.1% | $18.8m | 69,300 | – | new |
| 5 | WAB WABTEC | Industrials | 3.1% | $18.6m | 69,107 | 760% | added |
| 6 | PWR QUANTA SVCS INC | Industrials | 2.8% | $17.1m | 23,734 | – | new |
| 7 | TKR TIMKEN CO | Industrials | 2.7% | $16.5m | 113,500 | – | new |
| 8 | ATI ATI INC | Industrials | 2.7% | $16.2m | 82,081 | 1090% | added |
| 9 | TXN TEXAS INSTRS INC | Technology | 2.5% | $15.0m | 50,400 | – | new |
| 10 | ARMK ARAMARK | Industrials | 2.4% | $14.7m | 257,700 | – | new |
| 11 | DTM DT MIDSTREAM INC | Energy | 2.4% | $14.2m | 97,009 | – | new |
| 12 | STX SEAGATE TECHNOLOGY HLDNGS PL | Technology | 2.2% | $13.4m | 13,840 | 432% | added |
| 13 | PFGC PERFORMANCE FOOD GROUP CO | Consumer Defensive | 2.1% | $12.9m | 115,000 | – | new |
| 14 | WDC WESTERN DIGITAL CORP | Technology | 2.0% | $12.3m | 19,280 | 46% | added |
| 15 | MTZ MASTEC INC | Industrials | 1.9% | $11.3m | 27,243 | -25% | reduced |
| 16 | DBA INVESCO DB MULTI-SECTOR COMM | 1.9% | $11.2m | 421,600 | – | new | |
| 17 | VIK VIKING HOLDINGS LTD | Consumer Cyclical | 1.7% | $10.0m | 95,300 | 533% | added |
| 18 | KNX KNIGHT-SWIFT TRANSN HLDGS IN | Industrials | 1.7% | $9.9m | 127,400 | – | new |
| 19 | STM STMICROELECTRONICS N V | Technology | 1.6% | $9.8m | 131,347 | – | new |
| 20 | GOOGL ALPHABET INC | Communication Services | 1.5% | $9.1m | 25,440 | – | new |
| 21 | HWM HOWMET AEROSPACE INC | Industrials | 1.5% | $9.0m | 33,317 | – | new |
| 22 | SPHR SPHERE ENTERTAINMENT CO | Communication Services | 1.5% | $8.9m | 51,208 | 20% | added |
| 23 | NVT NVENT ELEC PLC | Industrials | 1.5% | $8.8m | 52,110 | 207% | added |
| 24 | MATX MATSON INC | Industrials | 1.5% | $8.8m | 45,814 | 409% | added |
| 25 | FTI TECHNIPFMC PLC | Energy | 1.4% | $8.6m | 129,105 | 193% | added |
| 26 | ROST ROSS STORES INC | Consumer Cyclical | 1.4% | $8.4m | 39,593 | 65% | added |
| 27 | ESE ESCO TECHNOLOGIES INC | Technology | 1.3% | $8.0m | 22,960 | – | new |
| 28 | LLY ELI LILLY & CO | Healthcare | 1.3% | $8.0m | 6,640 | – | new |
| 29 | SGI SOMNIGROUP INTERNATIONAL INC | Consumer Cyclical | 1.3% | $8.0m | 101,429 | – | new |
| 30 | SNX TD SYNNEX CORPORATION | Technology | 1.2% | $7.4m | 27,600 | – | new |
| 31 | VTR VENTAS INC | Real Estate | 1.2% | $7.2m | 81,200 | – | new |
| 32 | FLEX FLEX LTD | Technology | 1.2% | $7.1m | 43,700 | – | new |
| 33 | VLO VALERO ENERGY CORP | Energy | 1.2% | $6.9m | 26,636 | – | new |
| 34 | CDW CDW CORP | Technology | 1.0% | $6.2m | 44,300 | – | new |
| 35 | TWLO TWILIO INC | Technology | 1.0% | $6.1m | 29,600 | – | new |
| 36 | GFS GLOBALFOUNDRIES INC | Technology | 1.0% | $5.9m | 71,600 | – | new |
| 37 | WELL WELLTOWER INC | Real Estate | 1.0% | $5.8m | 25,500 | – | new |
| 38 | INIO INNIO NV | Industrials | 0.9% | $5.7m | 142,900 | – | new |
| 39 | MKSI MKS INC. | Technology | 0.9% | $5.6m | 12,700 | – | new |
| 40 | DOCN DIGITALOCEAN HLDGS INC | Technology | 0.9% | $5.4m | 34,262 | – | new |
| 41 | H HYATT HOTELS CORP | Consumer Cyclical | 0.9% | $5.1m | 26,500 | – | new |
| 42 | ARW ARROW ELECTRS INC | Technology | 0.8% | $5.1m | 23,700 | – | new |
| 43 | HUT HUT 8 CORP | Financial Services | 0.8% | $5.0m | 43,200 | – | new |
| 44 | CRL CHARLES RIV LABS INTL INC | Healthcare | 0.8% | $4.8m | 21,300 | – | new |
| 45 | TREX TREX INC | Industrials | 0.8% | $4.7m | 93,900 | – | new |
| 46 | DDOG DATADOG INC | Technology | 0.8% | $4.6m | 17,655 | – | new |
| 47 | TSM TAIWAN SEMICONDUCTOR MANUFAC | Technology | 0.7% | $4.3m | 8,945 | – | new |
| 48 | COHR COHERENT CORP | Technology | 0.7% | $4.0m | 10,160 | – | new |
| 49 | FTNT FORTINET INC | Technology | 0.7% | $4.0m | 25,900 | – | new |
| 50 | SNOW SNOWFLAKE INC | Technology | 0.6% | $3.8m | 15,070 | – | new |
What did Pinnbrook Capital Management LP sell? Positions exited since the previous filing
| Stock | Prior weight | Prior value |
|---|---|---|
| SLB SLB LIMITED | 11.2% | $6.2m |
| LRCX LAM RESEARCH CORP | 10.8% | $6.0m |
| DVN DEVON ENERGY CORP NEW | 10.7% | $6.0m |
| MRK MERCK & CO INC | 10.0% | $5.5m |
| LIN LINDE PLC | 9.1% | $5.0m |
| AMAT APPLIED MATLS INC | 9.0% | $5.0m |
| PR PERMIAN RESOURCES CORP | 7.5% | $4.2m |
| TJX TJX COS INC NEW | 5.6% | $3.1m |
| BWXT BWX TECHNOLOGIES INC | 4.9% | $2.7m |
| FIVE FIVE BELOW INC | 4.6% | $2.6m |
| FDX FEDEX CORP | 4.4% | $2.4m |
| CRS CARPENTER TECHNOLOGY CORP | 3.9% | $2.2m |
| MOD MODINE MFG CO | 3.8% | $2.1m |
| ASML ASML HLDG NV | 2.7% | $1.5m |
| GEV GE VERNOVA INC | 1.8% | $1.0m |
Sector mix
| Sector | Weight |
|---|---|
| Industrials | 34.0% |
| Technology | 30.4% |
| Energy | 10.3% |
| Healthcare | 7.1% |
| Consumer Cyclical | 6.3% |
| Communication Services | 4.3% |
Sectors cover positions whose ticker resolved to a sector; the remainder is unclassified, not cash.
Filing history
How concentrated is Pinnbrook Capital Management LP's portfolio?
Across every quarter Pinnbrook Capital Management LP has filed, its median largest position is 8.5% of the book and its median top-ten weight is 45.7%, which WhaleCreep classifies as concentrated (the gate is a median largest position of 5%). Of 16.0 completed holding spells, the median lasted 1.0 quarters; 88.0 positions are still open and their final length is unknown.