Maple Rock Capital Partners Inc. (CIK: 0001658363) is a financial institution headquartered at 21 St. Clair Avenue East, Suite 1100, , Toronto, Ontario, Canada M4T 1L9. The firm regularly files Form 13F with the U.S. Securities and Exchange Commission (SEC), disclosing its equity holdings and investment positions.
As of the latest reporting period (2025-12-31), the institution manages a portfolio valued at $3.03 B, comprising 38 distinct securities. Over its filing history, it has submitted 41 Form 13F reports.
To view the institution’s full SEC filing history:
🔗 View All SEC Filings
Q4 2025 — Top-10 concentration: 58.1%. Quarterly turnover: 24.6%. ▲ 5 new, +17 added, −15 reduced, ×7 exited.
| Name | Shares | Market Value | Weight | Change | Activity |
|---|---|---|---|---|---|
| 2.38 M | $410.27 M | 13.55% | ▼ 207,800 | Reduce -8.0% | |
| 20.23 M | $284.15 M | 9.39% | ▲ 3,589,200 | Add 21.6% | |
| 665,852 | $183.37 M | 6.06% | ▼ 74,500 | Reduce -10.1% | |
| 3.26 M | $173.41 M | 5.73% | ▲ 3,263,300 | New Buy | |
| 12.36 M | $164.12 M | 5.42% | ▲ 5,855,830 | Add 90.1% | |
| 1.64 M | $144.36 M | 4.77% | ▲ 175,500 | Add 12.0% | |
| 488,300 | $115.91 M | 3.83% | ▼ 254,200 | Reduce -34.2% | |
| 5.32 M | $97.94 M | 3.24% | ▼ 2,116,900 | Reduce -28.5% | |
| 1.66 M | $93.72 M | 3.10% | ▲ 485,500 | Add 41.5% | |
| 8.5 M | $91.68 M | 3.03% | ▲ 2,199,000 | Add 34.9% |