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Theodore Alan Huizenga Insider Profile

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Theodore Alan Huizenga, SVP & CAO at Ultragenyx Pharmaceutical, holds 67.86K shares in Ultragenyx Pharmaceutical (Ticker: RARE). Most recently, Theodore Alan Huizenga Sold 1,283 shares of Ultragenyx Pharmaceutical on Sep 15, 2026 for an estimated value of $17.41K.
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Theodore Alan Huizenga

Theodore Alan Huizenga
Ultragenyx Pharmaceutical (RARE)
SVP & CAO

Ranked #3,272 out of 109,193 Corporate Insiders

Profitable Transactions

73%
19 out of 26 Profitable Transactions

Average Return

+22.20%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark
How are Insiders Ranked?

Insider Holdings

$1M
100.00%
A breakdown of Theodore Alan Huizenga's holdings
See the Top Stocks by Insiders

Insider Roles

Ultragenyx Pharmaceutical
(RARE)
SVP & CAO
Roles that Theodore Alan Huizenga holds in companies
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Most Profitable Insider Trade

Stock:
Ultragenyx Pharmaceutical
(RARE)
Rating:Informative Buy
Date:Mar 05, 2015 - Mar 05, 2016
Return:+69.80%
The most profitable trade made by Theodore Alan Huizenga
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Theodore Alan Huizenga's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
RARE
Ultragenyx Pharmaceutical
Sep 15, 2026
SVP & CAO
Informative Sell
17.41K
$1.04M
Success Rate for
RARE
19 out of 26 profitable transactions on
RARE
73%
Average Return for
RARE
Average return per transaction on
RARE
+22.29%
Date
Transaction
Amount
No. of Shares
Price per Share
Profit
Link to Report
Mar 05, 2015
Informative Buy
$52.50K
2,500
$21.00
+69.80%
May 27, 2015
Uninformative Buy
$0.00
1,800
$0.00
―
May 27, 2016
Uninformative Buy
$0.00
5,000
$0.00
―
Mar 02, 2017
Uninformative Buy
$0.00
1,075
$0.00
―
Mar 05, 2018
Uninformative Buy
$0.00
1,313
$0.00
―
List of latest transactions for each holding click on a transaction to see Theodore Alan Huizenga's performance on stock
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Theodore Alan Huizenga insider profile FAQ

What is the percentage of profitable transactions made by Theodore Alan Huizenga?
The percentage of profitable transactions made by Theodore Alan Huizenga is 73%.
    What is the average return per transaction made by Theodore Alan Huizenga?
    The average return per transaction made by Theodore Alan Huizenga is 22.20%.
      What stocks does Theodore Alan Huizenga hold?
      Theodore Alan Huizenga holds: RARE stocks.
        What was Theodore Alan Huizenga’s latest transaction?
        Theodore Alan Huizenga latest transaction was an Informative Sell of $17.41K.
          What was Theodore Alan Huizenga's most profitable transaction?
          Theodore Alan Huizenga’s most profitable transaction was an Informative Buy of RARE stock on March 5, 2015. The return on the trade was 69.80%.
            What is Theodore Alan Huizenga's role in Ultragenyx Pharmaceutical?
            Theodore Alan Huizenga's role in Ultragenyx Pharmaceutical is SVP & CAO.
              How can I follow the stock ratings of top corporate insiders?
              Head over to our Expert Center to see a list of the Top 100 corporate insiders and follow the corporate insiders of your choice. Visit their profiles for more details about their stock transactions and see how they perform on a stock-by-stock basis.