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buyNotable cluster of 3

Keith Katkin bought $91k of SNDX

director at Syndax Pharmaceuticals Inc. 10,000 shares at an average of $9.11, traded May 19, 2025, filed May 19, 2025.

Conviction score
60
Value
$91k
10,000 shares
Holdings after
100,000
+11% from before
From 52-week low
+4%
low $8.95, close $9.30
From 52-week high
-57%
high $21.81, as of May 19, 2025

Score components

  • Role
    Director
    +15
  • Trade size
    $91k at market
    +9
  • Relative to holdings
    Holdings up 11%
    +3
  • Price context
    4% above the 52-week low; 57% below the 52-week high
    +18
  • Cluster
    3 insiders buying within 14 days
    +15
  • Repeat buying
    First buy in 90 days
    0
  • Track record
    Too few past buys to judge (0 with prices)
    0

What happened after comparable buys

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

SNDXOct 9, 2026 · close 16.99
Since filing May 19, 2025: +82.7%SPY +33.1% · excess +49.6%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0000950170-25-074289, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
May 19, 2025POpen-market purchase
Common Stock
+10,000$9.11$91k100,000May 19, 2025

Related signals

Other insiders at Syndax Pharmaceuticals Inc and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
25Weak
SNDXsell10b5-1
Syndax Pharmaceuticals Inc
Nicholas A.J. Botwood
Head of R&D, CMO
$1.2M
65,515 shares
-69%
38Weak
SNDXsell 2
Syndax Pharmaceuticals Inc
Keith A. Goldan
Chief Financial Officer
$72k
3,410 shares
-2%
48Moderate
SNDXsell 2
Syndax Pharmaceuticals Inc
Michael A Metzger
Chief Executive Officer
$361k
17,159 shares
-3%
36Weak
SNDXsell 2
Syndax Pharmaceuticals Inc
Keith A. Goldan
Chief Financial Officer
$43k
2,082 shares
-1%
44Moderate
SNDXsell 2
Syndax Pharmaceuticals Inc
Michael A Metzger
Chief Executive Officer
$153k
7,412 shares
-1%
25Weak
SNDXsell10b5-1
Syndax Pharmaceuticals Inc
Michael A Metzger
Chief Executive Officer
$2.6M
157,307 shares
-34%
13Weak
SNDXsell10b5-1
Syndax Pharmaceuticals Inc
Dennis Podlesak
director
$875k
57,600 shares
-27%
30Weak
SNDXsell 2
Syndax Pharmaceuticals Inc
Keith A. Goldan
Chief Financial Officer
$12k
1,296 shares
-1%
41Moderate
SNDXsell 2
Syndax Pharmaceuticals Inc
Michael A Metzger
Chief Executive Officer
$70k
7,534 shares
-2%
68Notable
SNDXbuy 3
Syndax Pharmaceuticals Inc
Nicholas A.J. Botwood
Head of R&D, CMO
$106k
11,765 shares
+50%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.