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Ernest Maddock Insider Profile
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Ernest Maddock, SVP & CFO at Micron, holds 84.18K shares in Ouster (Ticker: OUST), holds 9.59K shares in Teradyne (Ticker: TER), holds 56.24K shares in Ultra Clean Holdings (Ticker: UCTT).
Profitable Transactions
8 out of 11 Profitable Transactions
Average Return
+43.60%
Average return per transaction
Time Frame
Compare to
Insider Holdings
Insider Roles
Roles that Ernest Maddock holds in companies
Most Profitable Insider Trade
The most profitable trade made by Ernest Maddock
Ernest Maddock's Trading History
Micron
Oct 26, 2017
SVP & CFO
Uninformative Buy
―
$22.01M
Ultra Clean Holdings
May 23, 2025
Director
Uninformative Buy
―
$1.25M
Avnet
Jan 04, 2022
Director
Uninformative Buy
―
$273.10K
Velodyne Lidar
Jun 21, 2022
―
Uninformative Buy
―
$0.00
Teradyne
Jun 17, 2025
Director
Uninformative Buy
―
$998.89K
Ouster
Jun 20, 2025
Director
Uninformative Buy
―
$1.85M
Riverbed Technology
Apr 28, 2015
―
Uninformative Sell
―
―
Intersil Corp
Feb 28, 2017
―
Uninformative Sell
―
$0.00
Lam Research
Mar 06, 2013
CFO
Uninformative Sell
293.45K
$0.00
List of latest transactions for each holding click on a transaction to see Ernest Maddock's performance on stock
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Ernest Maddock insider profile FAQ
What is the percentage of profitable transactions made by Ernest Maddock?
The percentage of profitable transactions made by Ernest Maddock is 73%.
What is the average return per transaction made by Ernest Maddock?
The average return per transaction made by Ernest Maddock is 43.60%.
What stocks does Ernest Maddock hold?
Ernest Maddock holds: MU, UCTT, AVT, VLDR, TER, OUST, RVBD, ISIL, LRCX stocks.
What was Ernest Maddock’s latest transaction?
Ernest Maddock latest transaction was an Uninformative Buy of ―.
What was Ernest Maddock's most profitable transaction?
Ernest Maddock’s most profitable transaction was an Informative Buy of OUST stock on August 19, 2024. The return on the trade was 180.00%.
What is Ernest Maddock's role in Micron?
Ernest Maddock's role in Micron is SVP & CFO.
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