SNDX β€” Syndax Pharmaceutical, Inc.

Ownership history in Knott David M Jr  Β·  8 quarters on record

AI Ownership Summary

Knott David M Jr reported Syndax Pharmaceutical, Inc. (SNDX) in 8 quarterly 13F filings from 2024 Q1 through 2025 Q4. Peak portfolio weight reached 4.04% in 2025 Q4. The latest visible filing shows SNDX at 4.04% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings.

What this SNDX ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Knott David M Jr's position in Syndax Pharmaceutical, Inc., and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2025 Q4

SNDX was reported at 4.04% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
4.04% in 2025 Q4

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2024 Q1 to 2025 Q4

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

How Knott David M Jr held SNDX β€” position size vs. price
% of Fund (quarterly)    SNDX price (quarter-end, indexed to 100)
πŸ“‹ Quarterly Holdings History 8 quarters  β–Ύ
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 REDUCED 415,000 -13,000 -3.0% 4.04% $8.7M 2026-02-14 (Est.) $20.48
2025 Q3 ADDED 428,000 +75,222 +21.3% 2.66% $6.6M 2025-11-12 $16.79
2025 Q2 ADDED 352,778 +224,778 +175.6% 1.50% $3.3M 2025-08-11 $12.51
2025 Q1 UNCHANGED 128,000 β€” 0% 0.74% $1.6M 2025-05-12 $10.99
2024 Q4 ADDED 128,000 +5,856 +4.8% 0.61% $1.7M 2025-02-12 $14.86
2024 Q3 ADDED 122,144 +18,318 +17.6% 0.83% $2.4M 2024-11-13 $16.63
2024 Q2 ADDED 103,826 +38,351 +58.6% 0.85% $2.1M 2024-08-12 $19.64
2024 Q1 INITIATED 65,475 β€” β€” 0.55% $1.6M 2024-05-14 $21.66

FAQ About Knott David M Jr and SNDX

These are the practical questions this page is built to answer before you even open the full history table.

How long has Knott David M Jr reported owning SNDX?

Knott David M Jr reported SNDX across 8 quarterly 13F filings, from 2024 Q1 through 2025 Q4.

What was the largest reported SNDX position in Knott David M Jr's portfolio?

The largest reported portfolio weight for SNDX was 4.04% in 2025 Q4.

What is the latest reported SNDX position on this page?

The most recent filing on this page is 2025 Q4, when Knott David M Jr reported 415,000 shares, equal to 4.04% of portfolio, with an estimated market value of $8.7M.

What does the chart on this SNDX ownership page compare?

The chart compares Knott David M Jr's quarterly SNDX portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

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