Maple Rock Capital Partners Inc. Portfolio Stock Holdings
According to the SEC 13F filed on August 14, 2026, Maple Rock Capital Partners Inc. disclosed 50 stock positions valued at approximately $5.10B as of quarter-end June 30, 2026. The largest holdings include WESTERN DIGITAL CORP, SEAGATE TECHNOLOGY HLDNGS PL, and UNITEDHEALTH GROUP INC.
- Report Period
- June 30, 2026
- No. of Stocks
- 50
- Portfolio Value
- $5.10B
Holdings by Sector
Maple Rock Capital Partners Inc. Portfolio Holdings in Q2 2026
| Company | Symbol | Sector | Portfolio % | Shares | Change (Shares) | Change % | Value |
|---|---|---|---|---|---|---|---|
| WESTERN DIGITAL CORP | WDC | Technology | 17.01% | 1,357,834 | -42,600 | -3.04% | $867,275,732 |
| SEAGATE TECHNOLOGY HLDNGS PL | STX | Other | 5.70% | 301,162 | -232,823 | -43.60% | $290,621,330 |
| UNITEDHEALTH GROUP INC | UNH | Healthcare | 5.55% | 681,100 | +465,700 | +216.20% | $283,085,593 |
| HUMANA INC | HUM | Healthcare | 4.89% | 628,251 | +283,451 | +82.21% | $249,553,862 |
| ICON PUB LTD CO | ICLR | Other | 4.09% | 1,199,600 | +864,300 | +257.77% | $208,382,516 |
| TFI INTERNATIONAL INC | TFII | Industrials | 3.99% | 1,418,409 | +56,578 | +4.15% | $203,640,980 |
| EQUINOX GOLD CORP | EQX | Basic Materials | 3.34% | 17,531,248 | -1,893,400 | -9.75% | $170,435,907 |
| ADVANCE AUTO PARTS INC | AAP | Consumer Cyclical | 2.95% | 2,421,040 | +1,122,900 | +86.50% | $150,637,109 |
| BROOKDALE SR LIVING INC | BKD | Healthcare | 2.80% | 8,888,148 | +731,000 | +8.96% | $143,010,301 |
| NUCOR CORP | NUE | Basic Materials | 2.68% | 614,000 | +496,788 | +423.84% | $136,768,500 |
| BRITISH AMERN TOB PLC | BTI | Consumer Defensive | 2.62% | 2,166,000 | +576,900 | +36.30% | $133,772,160 |
| ARCELORMITTAL SA LUXEMBOURG | MT | Basic Materials | 2.59% | 2,190,860 | +776,595 | +54.91% | $131,933,589 |
| CVS HEALTH CORP | CVS | Healthcare | 2.43% | 1,197,996 | +149,896 | +14.30% | $123,932,686 |
| SMURFIT WESTROCK PLC | SW | Other | 2.37% | 2,608,298 | +2,608,298 | +100.00% | $120,659,865 |
| LOUISIANA PAC CORP | LPX | Industrials | 2.35% | 1,521,859 | +409,300 | +36.79% | $119,709,429 |
| CENTENE CORP DEL | CNC | Healthcare | 1.74% | 1,381,879 | +725,300 | +110.47% | $88,702,813 |
| ROCKET COS INC | RKT | Financial Services | 1.71% | 5,543,600 | +2,410,400 | +76.93% | $87,311,700 |
| ALCOA CORP | AA | Basic Materials | 1.61% | 1,577,720 | +674,400 | +74.66% | $82,262,321 |
| ARCBEST CORP | ARCB | Industrials | 1.51% | 535,746 | +131,400 | +32.50% | $76,900,981 |
| ELEVANCE HEALTH INC FORMERLY | ELV | Healthcare | 1.45% | 191,500 | +129,500 | +208.87% | $74,058,795 |
| XPO INC | XPO | Industrials | 1.42% | 352,702 | +32,460 | +10.14% | $72,406,194 |
| RXO INC | RXO | Industrials | 1.40% | 2,583,655 | +2,583,655 | +100.00% | $71,283,041 |
| ALGOMA STL GROUP INC | ASTL | Basic Materials | 1.34% | 16,861,818 | +931,000 | +5.84% | $68,290,363 |
| JD.COM INC | JD | Consumer Cyclical | 1.33% | 2,670,542 | -355,720 | -11.75% | $68,045,410 |
| WERNER ENTERPRISES INC | WERN | Industrials | 1.17% | 1,366,167 | +812,800 | +146.88% | $59,578,543 |
| TURNING PT BRANDS INC | TPB | Consumer Defensive | 1.14% | 686,800 | +250,800 | +57.52% | $58,247,508 |
| WABTEC | WAB | Industrials | 1.14% | 215,400 | - | - | $58,071,840 |
| MOSAIC CO | MOS | Basic Materials | 1.11% | 2,680,000 | +2,680,000 | +100.00% | $56,789,200 |
| MOLINA HEALTHCARE INC | MOH | Healthcare | 1.09% | 243,300 | +73,600 | +43.37% | $55,642,710 |
| FORTUNE BRANDS INNOVATIONS I | FBIN | Industrials | 1.07% | 996,282 | +510,500 | +105.09% | $54,695,882 |
Showing 30 of 50 holdings in the latest reporting period.