Skip to content
sellWeak cluster of 310b5-1 plan

Alan H Auerbach sold $205k of PBYI

President and CEO at PUMA BIOTECHNOLOGY, INC.. 34,950 shares at an average of $5.86, traded Jan 6, 2026, filed Jan 8, 2026.

Warning score
32
Value
$205k
34,950 shares
Holdings after
7,145,951
-0% from before
From 52-week low
+114%
low $2.74, close $5.86
From 52-week high
-5%
high $6.16, as of Jan 6, 2026

Score components

  • Role
    CEO
    +25
  • Trade size
    $205k at market
    +12
  • Share of holdings sold
    Sold 0.5% of holdings
    0
  • Cluster
    3 insiders selling within 14 days
    +15
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

What happened after comparable sells

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.

PBYIOct 9, 2026 · close 10.29
Since filing Jan 8, 2026: +66.0%SPY +13.8% · excess +52.2%

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 0001437749-26-000924, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Jan 6, 2026SOpen-market sale
Common Stock10b5-1
-16,938$5.84$99k7,163,963Jan 8, 2026
Jan 7, 2026SOpen-market sale
Common Stock10b5-1
-18,012$5.88$106k7,145,951Jan 8, 2026

Related signals

Other insiders at PUMA BIOTECHNOLOGY, INC. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
27Weak
PBYIsell 210b5-1
PUMA BIOTECHNOLOGY, INC.
Alessandra Cesano
director
$567k
62,150 shares
-52%
9Weak
PBYIsell 210b5-1
PUMA BIOTECHNOLOGY, INC.
Troy Edward Wilson
director
$46k
5,000 shares
-8%
17Weak
PBYIsell 310b5-1
PUMA BIOTECHNOLOGY, INC.
Douglas M Hunt
See Remarks
$53k
8,987 shares
-5%
25Weak
PBYIsell 310b5-1
PUMA BIOTECHNOLOGY, INC.
Maximo F Nougues
Chief Financial Officer
$64k
10,945 shares
-5%
35Weak
PBYIsell
PUMA BIOTECHNOLOGY, INC.
Michael Patrick Miller
director
$97k
20,000 shares
-27%
29Weak
PBYIsell 410b5-1
PUMA BIOTECHNOLOGY, INC.
Alessandra Cesano
director
$91k
27,000 shares
-39%
31Weak
PBYIsell 410b5-1
PUMA BIOTECHNOLOGY, INC.
Alan H Auerbach
President and CEO
$167k
47,172 shares
-1%
15Weak
PBYIsell 410b5-1
PUMA BIOTECHNOLOGY, INC.
Douglas M Hunt
See Remarks
$28k
7,817 shares
-5%
23Weak
PBYIsell 410b5-1
PUMA BIOTECHNOLOGY, INC.
Maximo F Nougues
Chief Financial Officer
$34k
9,522 shares
-4%
21Weak
PBYIsell 610b5-1
PUMA BIOTECHNOLOGY, INC.
Alessandra Cesano
director
$41k
12,150 shares
-15%

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.

Alan H Auerbach sold $205k of PBYI | InsiderTell