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Erik Harris Insider Profile

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Erik Harris, EVP & CCO at Ultragenyx Pharmaceutical, holds 118.41K shares in Ultragenyx Pharmaceutical (Ticker: RARE), holds 17.05K shares in Denali Therapeutics (Ticker: DNLI), holds ― shares in Inozyme Pharma (Ticker: INZY).
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Erik Harris

Erik Harris
Ultragenyx Pharmaceutical (RARE)
EVP & CCO

Ranked #8,832 out of 107,104 Corporate Insiders

Profitable Transactions

88%
7 out of 8 Profitable Transactions

Average Return

+27.10%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark
How are Insiders Ranked?

Insider Holdings

$3M
88.12%
9.99%
1.89%
A breakdown of Erik Harris's holdings
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Insider Roles

Ultragenyx Pharmaceutical
(RARE)
EVP & CCO
Denali Therapeutics
(DNLI)
Director
Rezolute
(RZLT)
Director
Roles that Erik Harris holds in companies
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Most Profitable Insider Trade

Stock:
Ultragenyx Pharmaceutical
(RARE)
Rating:Informative Sell
Date:Feb 03, 2021 - Feb 03, 2022
Return:+54.90%
The most profitable trade made by Erik Harris
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Erik Harris's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
RARE
Ultragenyx Pharmaceutical
Apr 20, 2026
EVP & CCO
Uninformative Buy
―
$3.07M
DNLI
Denali Therapeutics
Jun 04, 2024
Director
Uninformative Buy
―
$348.03K
INZY
Inozyme Pharma
―
―
―
―
RZLT
Rezolute
Nov 21, 2025
Director
Uninformative Buy
―
$65.94K
List of latest transactions for each holding click on a transaction to see Erik Harris's performance on stock
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Erik Harris insider profile FAQ

What is the percentage of profitable transactions made by Erik Harris?
The percentage of profitable transactions made by Erik Harris is 88%.
    What is the average return per transaction made by Erik Harris?
    The average return per transaction made by Erik Harris is 27.10%.
      What stocks does Erik Harris hold?
      Erik Harris holds: RARE, DNLI, INZY, RZLT stocks.
        What was Erik Harris’s latest transaction?
        Erik Harris latest transaction was an Uninformative Buy of ―.
          What was Erik Harris's most profitable transaction?
          Erik Harris’s most profitable transaction was an Informative Sell of RARE stock on February 3, 2021. The return on the trade was 54.90%.
            What is Erik Harris's role in Ultragenyx Pharmaceutical?
            Erik Harris's role in Ultragenyx Pharmaceutical is EVP & CCO.
              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.