Institutional Holders (2026 Q1)
38 + investorsExplore institutional interest and hedge fund ownership dynamics. Analyze portfolio weights, new positions, and conviction trends in MACI. Verified SEC 13F-HR filings.
| # | Investor | % of Portfolio | Shares | Mkt Value |
|---|---|---|---|---|
| 1 | L1 Global Manager Pty Ltd | 2.41% | 335,000 | $3.6M |
| 2 | Cable Car Capital, LP | 1.83% | 492,500 | $5.3M |
| 3 | Wealthspring Capital LLC | 1.15% | 447,964 | $4.8M |
| 4 | RiverPark Advisors, LLC | 0.88% | 225,333 | $2.4M |
| 5 | First Trust Capital Management L.P. | 0.79% | 1,400,000 | $15.1M |
| 6 | Crossingbridge Advisors, LLC | 0.69% | 355,236 | $3.8M |
| 7 | Berkley W R Corp | 0.58% | 998,963 | $10.8M |
| 8 | Radcliffe Capital Management, L.P. | 0.34% | 426,939 | $4.6M |
| 9 | Karpus Management, Inc. | 0.33% | 988,505 | $10.6M |
| 10 | Polar Asset Management Partners Inc. | 0.32% | 1,485,000 | $16.0M |
| 11 | Mizuho Securities USA LLC | 0.32% | 1,250,727 | $13.4M |
| 12 | Tuttle Capital Management, LLC | 0.27% | 15,000 | $162K |
| 13 | Westchester Capital Management, LLC | 0.21% | 424,707 | $4.6M |
| 14 | Deltec Asset Management LLC | 0.20% | 100,000 | $1.1M |
| 15 | AQR Arbitrage LLC | 0.18% | 996,499 | $10.8M |
| 16 | Rivernorth Capital Management, LLC | 0.16% | 299,140 | $3.2M |
| 17 | Periscope Capital INC. | 0.15% | 125,000 | $1.3M |
| 18 | Wolverine Asset Management LLC | 0.11% | 1,026,683 | $11.1M |
| 19 | Heights Capital Management, Inc | 0.10% | 34,755 | $375K |
| 20 | Highbridge Capital Management LLC | 0.10% | 288,804 | $3.1M |
| 21 | Magnetar Financial LLC | 0.04% | 371,250 | $4.0M |
| 22 | LMR Partners LLP | 0.04% | 1,485,000 | $16.0M |
| 23 | Picton Mahoney Asset Management | 0.03% | 325,000 | $3.5M |
| 24 | Alberta Investment Management Corp | 0.02% | 325,000 | $3.5M |
| 25 | Moore Capital Management, LP | 0.02% | 75,000 | $808K |
| Investor | Ownership History |
% of Portfolio | Prev % | Rank | Conviction | Avg Buy Price | 13F Score™ 3Y / 7Y | Sell Timing | Shares | Mkt Value | Change | Change % | Source | Quarter | Filed |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|