Institutional Manager · CIK 0001304857
MMCAP International Inc. SPC
GRAND CAYMAN, E9 · File #028-20111
Latest AUM
$1.00B
Positions
209
Top-10 Concentration
51.9%
Filings
9
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| REDUCE | Aris Mining Corp | 04040Y109 | -2,632,821 | -$42.8M | +$106.1M |
| REDUCE | Algoma Steel Group Inc | 015658107 | -7,688,328 | -$31.7M | +$4.6M |
| NEW | Churchill Capital Corp XI | G2131A124 | +2,700,000 | +$27.6M | $0 |
| ADD | NexGen Energy SEG | NXE | +2,379,891 | +$21.9M | +$12,501 |
| EXITED | Churchill Capital Corp X | G2130T108 | -1,579,831 | -$20.3M | $0 |
| NEW | Meshflow Acquisition Corp | MESHW | +1,500,000 | +$15.0M | $0 |
| NEW | Iron Horse Acquisition II Corp | 46283H202 | +1,500,000 | +$14.9M | $0 |
| REDUCE | Strive Inc | SATA | -17,954,719 | -$13.3M | -$11.3M |
| REDUCE | National Energy Services Reuni | NESR | -839,915 | -$13.2M | +$4.6M |
| REDUCE | POET Technologies Inc | POET | -2,059,035 | -$13.0M | +$2.8M |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 2025209 pos · $1.00B
- 13F HOLDINGS REPORTQ/E Sep 2025172 pos · $859.8M
- 13F HOLDINGS REPORTQ/E Jun 2025144 pos · $831.4M
- 13F HOLDINGS REPORTQ/E Mar 2025131 pos · $586.8M
- 13F HOLDINGS REPORTQ/E Dec 2024139 pos · $664.9M
- 13F HOLDINGS REPORTQ/E Sep 2024167 pos · $719.0M
- 13F HOLDINGS REPORTQ/E Jun 2024181 pos · $719.2M
- 13F HOLDINGS REPORTQ/E Mar 2024186 pos · $768.2M
- 13F HOLDINGS REPORTQ/E Dec 2023197 pos · $348.3M
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | Aris Mining Corp | 04040Y109 | 13,804,061 | $224.4M | 26.49% |
| 2 | Algoma Steel Group Inc | 015658107 | 11,097,361 | $45.5M | 5.37% |
| 3 | Churchill Capital Corp XI | G2131A124 | 2,700,000 | $27.6M | 3.25% |
| 4 | Drugs Made In America Acquisit | G2851K120 | 2,700,000 | $27.0M | 3.19% |
| 5 | New Providence Acquisition Cor | G6476A102 | 2,200,000 | $22.6M | 2.66% |
| 6 | NexGen Energy SEG | NXE | 2,429,898 | $22.4M | 2.64% |
| 7 | Fifth Era Acquisition Corp I | FERAU | 1,900,000 | $19.6M | 2.31% |
| 8 | Denison Mines Corp | DNN | 7,219,531 | $19.2M | 2.27% |
| 9 | Republic Digital Acquisition C | RDAGW | 1,565,000 | $15.8M | 1.87% |
| 10 | Launch One Acquisition Corp | LPAAW | 1,480,000 | $15.7M | 1.85% |
| 11 | Cantor Equity Partners IV Inc | G1828E100 | 1,500,000 | $15.4M | 1.82% |
| 12 | Meshflow Acquisition Corp | MESHW | 1,500,000 | $15.0M | 1.77% |
| 13 | Iron Horse Acquisition II Corp | 46283H202 | 1,500,000 | $14.9M | 1.76% |
| 14 | Uranium Energy Corp | UEC | 1,248,363 | $14.6M | 1.72% |
| 15 | Churchill Capital Corp IX | CCIXW | 1,350,000 | $14.4M | 1.69% |
| 16 | Inflection Point Acquisition C | G47875102 | 1,400,000 | $14.2M | 1.68% |
| 17 | CARTESIAN GROWTH CORP III | CGCTW | 1,350,000 | $13.9M | 1.64% |
| 18 | GP-Act III Acquisition Corp | GPATW | 1,275,000 | $13.6M | 1.61% |
| 19 | Aptiv PLC | APTV | 170,268 | $13.0M | 1.53% |
| 20 | Centurion Acquisition Corp | ALFUW | 1,175,000 | $12.5M | 1.48% |