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sellWeak10b5-1 plan

Emil D Kakkis sold $495k of RARE

President & CEO at Ultragenyx Pharmaceutical Inc.. 11,727 shares at an average of $42.23, traded Dec 30, 2024, filed Dec 31, 2024.

Warning score
23
Value
$495k
11,727 shares
Holdings after
2,183,985
-1% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    CEO
    +25
  • Trade size
    $495k at market
    +18
  • Share of holdings sold
    Sold 0.5% of holdings
    0
  • Cluster
    No other insider selling within 14 days
    0
  • 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.

RAREOct 9, 2026 · close 15.48
Since filing Dec 31, 2024: -63.2%SPY +35.5% · excess -98.7%

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 0000950170-24-141485, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Dec 30, 2024SOpen-market sale
Common Stockindirect: By Emil Kakkis and Jenny Soriano Living Trust, dated June 18, 200910b5-1
-11,727$42.23$495k2,183,985Dec 31, 2024

Related signals

Other insiders at Ultragenyx Pharmaceutical Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
0Weak
RAREsell10b5-1
Ultragenyx Pharmaceutical Inc.
Theodore Alan Huizenga
SVP, Chief Accounting Officer
$17k
1,283 shares
-2%
15Weak
RAREsell
Ultragenyx Pharmaceutical Inc.
Theodore Alan Huizenga
SVP, Chief Accounting Officer
$2,252
161 shares
-0%
9Weak
RAREsell10b5-1
Ultragenyx Pharmaceutical Inc.
Corazon (Corsee) D. Sanders
director
$90k
2,405 shares
-14%
20Weak
RAREsell
Ultragenyx Pharmaceutical Inc.
Eric Crombez
EVP and Chief Medical Officer
$29k
762 shares
-1%
45Moderate
RAREsell 6
Ultragenyx Pharmaceutical Inc.
Howard Horn
Chief Financial Officer
$72k
1,785 shares
-2%
51Moderate
RAREsell 6
Ultragenyx Pharmaceutical Inc.
Eric Crombez
EVP and Chief Medical Officer
$377k
8,945 shares
-11%
55Moderate
RAREsell 6
Ultragenyx Pharmaceutical Inc.
Erik Harris
EVP & Chief Commercial Officer
$636k
15,103 shares
-15%
36Weak
RAREsell 6
Ultragenyx Pharmaceutical Inc.
Theodore Alan Huizenga
SVP, Chief Accounting Officer
$41k
967 shares
-2%
45Moderate
RAREsell 610b5-1
Ultragenyx Pharmaceutical Inc.
Emil D Kakkis
President & CEO
$4.2M
98,434 shares
-5%
43Moderate
RAREsell 6
Ultragenyx Pharmaceutical Inc.
Thomas Richard Kassberg
CBO & EVP
$254k
6,028 shares
-2%

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.

Emil D Kakkis sold $495k of RARE | InsiderTell