Ernie Maddock

(Mr. Ernest Maddock)

Currently holds a position at Ultra Clean Holdings Inc

Positions

Position Company Period
Independent Director Ultra Clean Holdings Inc June 1, 2018 -
Chief Financial Officer, Senior Vice President Micron Technology Inc June 1, 2015 - Feb. 19, 2018
Chief Financial Officer, Senior Vice President Micron Technology Inc June 1, 2017 - Feb. 19, 2018
Chief Financial Officer, Vice President - Finance, Principal Financial & Accounting Officer Micron Technology Inc June 1, 2015 - June 1, 2017
Independent Director Intersil Corp July 8, 2015 - Feb. 24, 2017
Chief Financial Officer, Senior Vice President, Chief Accounting Officer Lam Research Corp Sept. 29, 2008 - March 11, 2013
Ernie Maddock's trades of Ultra Clean Holdings Inc's stock


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other
Notification date Transaction date B/S Transaction type Nb. shares
Price
Value
Number of shares Price Value Details
2025-03-11 2025-03-07 B Purchase
10,000 +1000.0%
24.29
USD 242,900
10,000 +1000.0% 24.29 USD 242,900
2024-08-19 2024-08-16 B Purchase
8,000 +13.1%
7.79
USD 62,320
8,000 +13.1% 7.79 USD 62,320
2024-02-05 2024-02-01 B Purchase
1,000 +26.8%
94.07
USD 94,070
1,000 +26.8% 94.07 USD 94,070
2023-11-16 2023-11-15 B Purchase
7,000 +18.0%
5.29
USD 37,012
7,000 +18.0% 5.29 USD 37,012
2023-08-22 2023-08-21 B Purchase
7,000 +21.9%
6.02
USD 42,140
7,000 +21.9% 6.02 USD 42,140
2022-03-08 2022-03-07 B Purchase
10,000 +100.0%
2.35
USD 23,500
10,000 +100.0% 2.35 USD 23,500
2022-03-08 2022-03-04 B Purchase
10,000 +inf%
2.64
USD 26,400
10,000 +inf% 2.64 USD 26,400
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