Institutional HoldersBeta
Who holds a company, from every 13F filed for the quarter, one row per filer exactly as filed, against the latest share count the company reported.
Share classes (cover page of the 10-Q filed 2026-08-13, as of 2026-08-10)
| Class | Listed | Shares outstanding | Held by 13F filers | % of class | Holders | CUSIP |
|---|---|---|---|---|---|---|
| Common Class A | AMAN · NASDAQ | 7,800,000 | 29,819,194 | 382.3% | — | G0701G109, G0375M101 |
| Common Class B | not listed | 1,875,000 | — | — |
Each class is compared with its own share count; classes are not added together. A class that is not exchange-listed cannot be held by 13F filers.
Top holders (65 of 65 · G0701G109, G0375M101)
change vs 2026-03-31| # | Filer | Shares | % of class | Value | Change |
|---|---|---|---|---|---|
| 1 | Nantahala Capital Management, LLC | 2,400,000 | 30.77% | $24.4M | NEW |
| 2 | Meteora Capital, LLC | 2,019,289 | 25.89% | $20.3M | NEW |
| 3 | TORONTO DOMINION BANK | 1,460,685 | 18.73% | $14.7M | +65,685 (+4.7%) |
| 4 | GLAZER CAPITAL, LLC | 1,163,248 | 14.91% | $11.7M | — |
| 5 | WOLVERINE ASSET MANAGEMENT LLC | 1,143,985 | 14.67% | $11.5M | +801,008 (+233.5%) |
| 6 | Linden Advisors LP | 1,125,000 | 14.42% | $11.3M | — |
| 7 | TENOR CAPITAL MANAGEMENT Co., L.P. | 1,125,000 | 14.42% | $11.3M | — |
| 8 | LMR Partners LLP | 1,025,000 | 13.14% | $10.3M | — |
| 9 | ADAGE CAPITAL PARTNERS GP, L.L.C. | 1,000,000 | 12.82% | $10.1M | — |
| 10 | AQR Arbitrage LLC | 878,674 | 11.27% | $8.8M | +16,616 (+1.9%) |
| 11 | Verition Fund Management LLC | 840,159 | 10.77% | $8.5M | — |
| 12 | Magnetar Financial LLC | 750,000 | 9.62% | $7.5M | — |
| 13 | ADAR1 Capital Management, LLC | 750,000 | 9.62% | $7.6M | NEW |
| 14 | First Trust Capital Management L.P. | 738,849 | 9.47% | $7.4M | — |
| 15 | Sculptor Capital LP | 732,867 | 9.40% | $7.4M | NEW |
| 16 | D. E. Shaw & Co., Inc. | 700,000 | 8.97% | $7.0M | NEW |
| 17 | BRAIDWELL LP | 700,000 | 8.97% | $7.1M | NEW |
| 18 | MILLENNIUM MANAGEMENT LLC | 669,960 | 8.59% | $6.8M | +276,160 (+70.1%) |
| 19 | Radcliffe Capital Management, L.P. | 653,362 | 8.38% | $6.6M | +2,042 (+0.3%) |
| 20 | ARISTEIA CAPITAL, L.L.C. | 625,000 | 8.01% | $6.3M | +225,000 (+56.3%) |
| 21 | Alberta Investment Management Corp | 525,000 | 6.73% | $5.3M | — |
| 22 | GREAT POINT PARTNERS LLC | 500,000 | 6.41% | $5.1M | NEW |
| 23 | TWO SIGMA INVESTMENTS, LP | 492,918 | 6.32% | $5.0M | +96,479 (+24.3%) |
| 24 | Periscope Capital Inc. | 472,500 | 6.06% | $4.8M | +22,500 (+5.0%) |
| 25 | MIZUHO SECURITIES USA LLC | 402,674 | 5.16% | $4.0M | +252,674 (+168.4%) |
| 26 | Hudson Bay Capital Management LP | 400,000 | 5.13% | $4.0M | — |
| 27 | MOORE CAPITAL MANAGEMENT, LP | 400,000 | 5.13% | $4.0M | — |
| 28 | Centiva Capital, LP | 378,418 | 4.85% | $3.8M | +64,910 (+20.7%) |
| 29 | RA CAPITAL MANAGEMENT, L.P. | 375,000 | 4.81% | $3.8M | NEW |
| 30 | Affinity Asset Advisors, LLC | 375,000 | 4.81% | $3.8M | NEW |
| 31 | Shaolin Capital Management LLC | 353,296 | 4.53% | $3.6M | -96,704 (-21.5%) |
| 32 | Context Capital Management, LLC | 350,000 | 4.49% | $3.5M | — |
| 33 | Wealthspring Capital LLC | 312,752 | 4.01% | $3.1M | — |
| 34 | HIGHBRIDGE CAPITAL MANAGEMENT LLC | 300,403 | 3.85% | $3.0M | +403 (+0.1%) |
| 35 | Lineage Point Capital LP | 290,000 | 3.72% | $2.9M | +90,000 (+45.0%) |
| 36 | CITADEL ADVISORS LLC | 284,637 | 3.65% | $2.9M | NEW |
| 37 | BNP PARIBAS FINANCIAL MARKETS | 269,320 | 3.45% | $2.7M | — |
| 38 | SONA ASSET MANAGEMENT (US) LLC | 262,494 | 3.37% | $2.6M | — |
| 39 | BERKLEY W R CORP | 260,103 | 3.33% | $2.6M | — |
| 40 | CSS LLC/IL | 232,617 | 2.98% | $2.3M | +29,458 (+14.5%) |
| 41 | Governors Lane LP | 200,000 | 2.56% | $2.0M | — |
| 42 | Mint Tower Capital Management B.V. | 200,000 | 2.56% | $2.0M | — |
| 43 | RIVERNORTH CAPITAL MANAGEMENT, LLC | 199,562 | 2.56% | $2.0M | -194 (-0.1%) |
| 44 | Polar Asset Management Partners Inc. | 175,000 | 2.24% | $1.8M | — |
| 45 | Schonfeld Strategic Advisors LLC | 157,900 | 2.02% | $1.6M | +65,699 (+71.3%) |
| 46 | Ikarian Capital, LLC | 150,000 | 1.92% | $1.5M | NEW |
| 47 | StoneX Group Inc. | 147,233 | 1.89% | $1.5M | NEW |
| 48 | DLD Asset Management, LP | 108,100 | 1.39% | $1.1M | — |
| 49 | Clear Street Group Inc. | 101,718 | 1.30% | $1.0M | -43,964 (-30.2%) |
| 50 | O'Connor Alternative Investments LLC | 100,000 | 1.28% | $1.0M | — |
| 51 | WHITEBOX ADVISORS LLC | 100,000 | 1.28% | $1.0M | — |
| 52 | Bulldog Investors, LLP | 65,840 | 0.84% | $663K | -1,220 (-1.8%) |
| 53 | MARSHALL WACE, LLP | 59,155 | 0.76% | $595K | -807 (-1.3%) |
| 54 | Arax Advisory Partners | 58,348 | 0.75% | $588K | NEW |
| 55 | SkyView Investment Advisors, LLC | 53,300 | 0.68% | $537K | NEW |
| 56 | Logos Global Management LP | 50,000 | 0.64% | $508K | NEW |
| 57 | BOOTHBAY FUND MANAGEMENT, LLC | 44,085 | 0.57% | $448K | +9,097 (+26.0%) |
| 58 | Virtu Financial LLC | 29,955 | 0.38% | $301K | -54,391 (-64.5%) |
| 59 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 27,871 | 0.36% | $280K | — |
| 60 | PICTON MAHONEY ASSET MANAGEMENT | 20,000 | 0.26% | $201K | — |
| 61 | ABC ARBITRAGE SA | 20,000 | 0.26% | $201K | — |
| 62 | JPMORGAN CHASE & CO | 9,965 | 0.13% | $101K | NEW |
| 63 | Kepos Capital LP | 2,900 | 0.04% | $29K | — |
| 64 | MORGAN STANLEY | 51 | 0.00% | $514 | -16 (-23.9%) |
| 65 | UBS Group AG | 1 | 0.00% | $10 | NEW |
Exited since 2026-03-31 (2 filers; largest 2 shown)
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | −750,000 |
| Saba Capital Management, L.P. | −405,127 |
Large holders from 13D/13G (latest per reporting person, last 2 years)
Filed when a holder crosses 5% or changes materially, so often more current than the quarter-end 13F. Percentages are the filer's own, against the share count they used.
| Reporting person | Form | Filed | Event | Shares | % of class |
|---|---|---|---|---|---|
| BRIAN J. KREITER | SCHEDULE 13G | 2026-08-14 | 2026-06-30 | 700,000 | 9.3% |
| Sculptor Capital LP | SCHEDULE 13G/A | 2026-08-14 | 2026-06-30 | 732,867 | 9.4% |
| ALEXANDER T. KARNAL | SCHEDULE 13G | 2026-08-14 | 2026-06-30 | 700,000 | 9.3% |
| Sculptor Capital Management, Inc. | SCHEDULE 13G/A | 2026-08-14 | 2026-06-30 | 732,867 | 9.4% |
| BRAIDWELL LP | SCHEDULE 13G | 2026-08-14 | 2026-06-30 | 700,000 | 9.3% |
| BRAIDWELL MANAGEMENT LLC | SCHEDULE 13G | 2026-08-14 | 2026-06-30 | 700,000 | 9.3% |
| Sculptor Master Fund, Ltd. | SCHEDULE 13G/A | 2026-08-14 | 2026-06-30 | 732,867 | 9.4% |
| Dr. Jeffrey R. Jay, M.D. | SCHEDULE 13G/A | 2026-08-14 | 2026-06-30 | 500,000 | 6.67% |
| Ms. Lillian Nordahl | SCHEDULE 13G/A | 2026-08-14 | 2026-06-30 | 500,000 | 6.67% |
| Great Point Partners, LLC | SCHEDULE 13G/A | 2026-08-14 | 2026-06-30 | 500,000 | 6.67% |
| Daniel Schneeberger | SCHEDULE 13G | 2026-08-14 | 2026-06-30 | 750,000 | 9.6% |
| Sculptor Capital II LP | SCHEDULE 13G/A | 2026-08-14 | 2026-06-30 | 732,867 | 9.4% |
| ADAR1 Capital Management, LLC | SCHEDULE 13G | 2026-08-14 | 2026-06-30 | 750,000 | 9.6% |
| Sculptor Capital Holding II LLC | SCHEDULE 13G/A | 2026-08-14 | 2026-06-30 | 732,867 | 9.4% |
| Sculptor Capital Holding Corp | SCHEDULE 13G/A | 2026-08-14 | 2026-06-30 | 732,867 | 9.4% |
| Michael Cho | SCHEDULE 13G | 2026-08-13 | 2026-06-30 | 375,000 | 5% |
| Affinity Asset Advisors, LLC | SCHEDULE 13G | 2026-08-13 | 2026-06-30 | 375,000 | 5% |
| Sandeep Chidambar Kulkarni | SCHEDULE 13D/A | 2026-08-12 | 2026-07-02 | 2,175,000 | 22.5% |
| Amanat Sponsor Holdings LLC | SCHEDULE 13D/A | 2026-08-12 | 2026-07-02 | 2,175,000 | 22.5% |
| RP Investment Advisors LP | SCHEDULE 13G/A | 2026-08-10 | 2026-06-30 | 739,919 | 9.5% |
| RP Select Opportunities Master Fund Ltd. | SCHEDULE 13G/A | 2026-08-10 | 2026-06-30 | 739,919 | 9.5% |
| Millennium Management LLC | SCHEDULE 13G/A | 2026-08-03 | 2026-06-30 | 276,160 | 3.5% |
| Millennium Group Management LLC | SCHEDULE 13G/A | 2026-08-03 | 2026-06-30 | 276,160 | 3.5% |
| Israel A. Englander | SCHEDULE 13G/A | 2026-08-03 | 2026-06-30 | 276,160 | 3.5% |
| Integrated Core Strategies (US) LLC | SCHEDULE 13G/A | 2026-08-03 | 2026-06-30 | 201,160 | 2.6% |
Source: SEC Form 13F-HR information tables for the quarter ending 2026-06-30 (filed within 45 days of quarter end; amendments applied; values normalised to dollars), the share count from the company's latest 10-K/10-Q XBRL cover page, and Schedule 13D/13G filings. Each row is a legal 13F filer as filed — related entities (e.g. Vanguard's advisers) are not merged. Retail brokerage accounts are not reported on 13F, so the remainder is mostly retail and insiders.