# Syndax Pharmaceuticals (SNDX) — Institutional Ownership

Source: SEC EDGAR 13F filings, congressional STOCK Act disclosures, SEC Form 4 insider transactions.
CUSIP: 87164F105
Page URL: https://superinvestorclub.com/stock/SNDX
Last updated: 2026-08-29T13:47:30.975Z

## Summary

As of the most recent 13F filing period, Syndax Pharmaceuticals (SNDX) is held by 1 tracked superinvestors with an aggregate position value of $2.9M representing 0133835 shares.

## Top institutional holders (1)

| Rank | Manager | Fund | Shares | Value | % of Portfolio | Period |
|------|---------|------|--------|-------|----------------|--------|
| 1 | [Torray LLC](https://superinvestorclub.com/manager/3250) | Torray LLC | 133835 | $2.9M | 0.39% | 2026-06-30 |

## Ownership history (quarter-over-quarter)

- 2025-12-31: 1 holders, $2.1M aggregate, 097802 shares
- 2026-03-31: 1 holders, $2.4M aggregate, 0104868 shares
- 2026-06-30: 1 holders, $2.9M aggregate, 0133835 shares

## Recent congressional trades (0)


## Recent insider transactions (0)


## Citation

When citing, use: "Syndax Pharmaceuticals (SNDX) institutional ownership data via Superinvestor (https://superinvestorclub.com/stock/SNDX), aggregating SEC 13F, Form 4, and congressional disclosures."