Syndax Pharmaceuticals (SNDX) Superinvestor holders
13 of the superinvestors we track hold Syndax Pharmaceuticals (SNDX) in their latest 13F filings, $197M in total.
Summary
The largest holder is Mark Kingdon (Kingdon Capital Management), with $55M, 7.4% of the portfolio.
In their latest quarter: 2 opened a new position, 3 added, 6 trimmed.
Who holds it
Each investor's latest 13F filing, largest stake first. What a 13F shows.
| Investor | Last change | Shares | Value | % of portfolio | Filed for |
|---|---|---|---|---|---|
| Mark Kingdon Kingdon Capital Management |
Held | 2,500,000 | $55M | 7.4% | Q2 2026 |
| Two Sigma Two Sigma Investments |
Trimmed | 1,578,125 | $34M | 0.0% | Q2 2026 |
| David Shaw D. E. Shaw & Co. |
Trimmed | 1,239,954 | $27M | 0.0% | Q2 2026 |
| Aziz Hamzaogullari Loomis Sayles & Co |
New position | 923,624 | $20M | 0.0% | Q2 2026 |
| Ensign Peak Ensign Peak Advisors |
Trimmed | 867,831 | $19M | 0.0% | Q2 2026 |
| Cliff Asness AQR Capital Management |
Trimmed | 853,304 | $19M | 0.0% | Q2 2026 |
| Jim Simons Renaissance Technologies |
Trimmed | 321,600 | $7M | 0.0% | Q2 2026 |
| Alan Howard Brevan Howard |
Added | 309,065 | $7M | 0.1% | Q2 2026 |
| Man Group Man Group plc |
Added | 213,703 | $5M | 0.0% | Q2 2026 |
| Robert Torray Torray Investment Partners |
Trimmed | 133,654 | $3M | 0.3% | Q3 2026 |
| Didric Cederholm Lion Point Capital |
Held | 36,000 | $786,960 | 3.8% | Q2 2026 |
| Alec Litowitz Magnetar Capital |
Added | 24,891 | $544,117 | 0.0% | Q2 2026 |
| Ken Tropin Graham Capital Management |
New position | 19,615 | $428,784 | 0.0% | Q2 2026 |
Holders by quarter
| Quarter | Superinvestors holding it |
|---|---|
| Q2 2026 | 13 |
| Q1 2026 | 16 |
| Q4 2025 | 14 |
| Q3 2025 | 15 |
| Q2 2025 | 14 |
| Q1 2025 | 15 |
| Q4 2024 | 16 |
| Q3 2024 | 15 |
Questions about Syndax Pharmaceuticals
Which superinvestors own Syndax Pharmaceuticals?
13 of the superinvestors we track hold Syndax Pharmaceuticals (SNDX) in their latest 13F filings, $197M in total. Mark Kingdon, Two Sigma, David Shaw, Aziz Hamzaogullari, Ensign Peak, Cliff Asness.
Who is the largest superinvestor holder of SNDX?
The largest holder is Mark Kingdon (Kingdon Capital Management), with $55M, 7.4% of the portfolio.
From Syndax Pharmaceuticals's annual reports filed with the SEC (XBRL data), standardised by Investingly. Information only, not investment advice.