John Siebert, Interim Principal Exec Ofcr, Director at Aradigm, holds 87.94K shares in Supernus Pharmaceuticals (Ticker: SUPN), holds 501.70K shares in Aradigm (Ticker: ARDMQ).

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John Siebert
Aradigm (ARDMQ)
Interim Principal Exec Ofcr, Director

Ranked #69,406 out of 98,624 Corporate Insiders

Profitable Transactions

2 out of 6 Profitable Transactions

Average Return

-10.60%

Average return per transaction

Time Frame

1 Year

Compare to

No Benchmark

How are Insiders Ranked?

Insider Holdings

100.00%

SUPN

A breakdown of John Siebert's holdings

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Insider Roles

Supernus Pharmaceuticals
(SUPN)

Director

Roles that John Siebert holds in companies

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Most Profitable Insider Trade

Stock:

Supernus Pharmaceuticals
(SUPN)

Rating:Informative Buy

Date:Aug 12, 2021 - Aug 12, 2022

Return:+31.70%

The most profitable trade made by John Siebert

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John Siebert's Trading History

ARDMQ

Aradigm

Jun 24, 2013

―

Uninformative Buy

15.00K

$23.08K

SUPN

Supernus Pharmaceuticals

Feb 27, 2024

Director

Uninformative Buy

―

$2.64M

List of latest transactions for each holding click on a transaction to see John Siebert's performance on stock

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John Siebert insider profile FAQ

What is the percentage of profitable transactions made by John Siebert?

The percentage of profitable transactions made by John Siebert is 33%.

What is the average return per transaction made by John Siebert?

The average return per transaction made by John Siebert is -10.60%.

What stocks does John Siebert hold?

John Siebert holds: ARDMQ, SUPN stocks.

What was John Siebert’s latest transaction?

John Siebert latest transaction was an Uninformative Buy of ―.

What was John Siebert's most profitable transaction?

John Siebert’s most profitable transaction was an Informative Buy of SUPN stock on August 12, 2021. The return on the trade was 31.70%.

What is John Siebert's role in Aradigm?

John Siebert's role in Aradigm is Interim Principal Exec Ofcr, Director.

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John Siebert Insider Profile

John Siebert Aradigm (ARDMQ)Interim Principal Exec Ofcr, Director