Mason Capital Management
$607M 13F equity value
9 Holdings
Quarter ended June 30, 2026
The latest 13F on file for Mason Capital Management covers the quarter ended June 30, 2026. Institutional managers report holdings quarterly to the SEC, so each filing is a snapshot of positions held on that date.
Top Holdings
| Ticker | Company | Shares | Value | Weight |
|---|---|---|---|---|
| ATS | ATS CORPORATION | 16,404,170 | $472M | 77.8% |
| BKD | BROOKDALE SENIOR LIVING INC | 2,575,826 | $41M | 6.8% |
| NVRI | ENVIRI CORP | 1,770,959 | $39M | 6.4% |
| CCO | CLEAR CHANNEL OUTDOOR HLDGS | 9,828,401 | $24M | 3.9% |
| GRPN | GROUPON INC | 657,144 | $16M | 2.6% |
| RC | READY CAPITAL CORP | 4,319,933 | $8M | 1.2% |
| JELD | JELD-WEN HOLDING INC | 3,109,621 | $5M | 0.8% |
| LOGCD | CONTEXTLOGIC HOLDINGS INC | 291,341 | $3M | 0.4% |
| SBNY | SIGNATURE BANK | 400,000 | $180,000 |
Track Mason Capital Management's 13F portfolio: $607M in reported holdings, 9 positions. Top holdings and quarterly changes on SentiSense.
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