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Who

David T. Ibnale

Director

Company insider

Files Form 4 as: Director, Ultra Clean Holdings.

In numbers

Trades disclosed
33
Buys
2
Sells
7
Bought
$61K
Sold
$3.3M
Companies
1
Companies where not an officer
1
First trade
9 Jun 2006
Last trade
22 May 2026
Last filed
27 May 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
UCTT Ultra Clean HoldingsDirector · Semiconductor Equipment · last 22 May 20262 buys · 7 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
10Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
22 May 2026filed 27 May 2026UCTT Ultra Clean HoldingsSemiconductor EquipmentSEC FORM 4 Code A—2,575 at $0.00filing
22 May 2026filed 27 May 2026UCTT Ultra Clean HoldingsSemiconductor EquipmentSEC FORM 4 Code A—2,575 at $0.00filing
3 Dec 2025filed 5 Dec 2025UCTT Ultra Clean HoldingsSemiconductor EquipmentSEC FORM 4 Sold$626K23,500 at $26.63filing
21 May 2025filed 23 May 2025UCTT Ultra Clean HoldingsSemiconductor EquipmentSEC FORM 4 Code A—8,198 at $0.00filing
22 May 2024filed 24 May 2024UCTT Ultra Clean HoldingsSemiconductor EquipmentSEC FORM 4 Code A—3,647 at $0.00filing
17 May 2023filed 19 May 2023UCTT Ultra Clean HoldingsSemiconductor EquipmentSEC FORM 4 Code A—5,296 at $0.00filing
19 May 2022filed 23 May 2022UCTT Ultra Clean HoldingsSemiconductor EquipmentSEC FORM 4 Code A—3,701 at $0.00filing
2 Mar 2022filed 4 Mar 2022UCTT Ultra Clean HoldingsSemiconductor EquipmentSEC FORM 4 Sold$1.1M25,000 at $45.68filing
2 Sep 2021filed 3 Sep 2021UCTT Ultra Clean HoldingsSemiconductor EquipmentSEC FORM 4 Sold$542K11,748 at $46.14filing
1 Sep 2021filed 3 Sep 2021UCTT Ultra Clean HoldingsSemiconductor EquipmentSEC FORM 4 Sold$148K3,252 at $45.54filing
20 May 2021filed 24 May 2021UCTT Ultra Clean HoldingsSemiconductor EquipmentSEC FORM 4 Code A—2,699 at $0.00filing
2 Jun 2020filed 4 Jun 2020UCTT Ultra Clean HoldingsSemiconductor EquipmentSEC FORM 4 Code A—6,301 at $0.00filing
23 May 2019filed 28 May 2019UCTT Ultra Clean HoldingsSemiconductor EquipmentSEC FORM 4 Code A—9,969 at $0.00filing
15 May 2018filed 17 May 2018UCTT Ultra Clean HoldingsSemiconductor EquipmentSEC FORM 4 Code A—5,430 at $0.00filing
15 Dec 2017filed 19 Dec 2017UCTT Ultra Clean HoldingsSemiconductor EquipmentSEC FORM 4 Sold$270K12,500 at $21.58filing
6 Sep 2017filed 8 Sep 2017UCTT Ultra Clean HoldingsSemiconductor EquipmentSEC FORM 4 Sold$230K10,000 at $22.95filing
24 May 2017filed 26 May 2017UCTT Ultra Clean HoldingsSemiconductor EquipmentSEC FORM 4 Code A—7,500 at $0.00filing
26 May 2016filed 31 May 2016UCTT Ultra Clean HoldingsSemiconductor EquipmentSEC FORM 4 Code A—10,000 at $0.00filing
4 Jun 2015filed 5 Jun 2015UCTT Ultra Clean HoldingsSemiconductor EquipmentSEC FORM 4 Code A—8,000 at $0.00filing
28 Apr 2015filed 29 Apr 2015UCTT Ultra Clean HoldingsSemiconductor EquipmentSEC FORM 4 Bought$31K5,000 at $6.13filing

Sectors

Technology9

Buys in green, sells in red, by the company’s sector.

Related people

Jinsong XiaoChief Executive Officer · Chief Executive Officer at Ultra Clean Holdings, filing Form 4 there in the last year
Michael Dennis KeoghChief Financial Officer · Chief Financial Officer at Ultra Clean Holdings, filing Form 4 there in the last year
Christopher S. CookPresident, Products Division · President, Products Division at Ultra Clean Holdings, filing Form 4 there in the last year
Brian E. HardingChief Accounting Officer · Chief Accounting Officer at Ultra Clean Holdings, filing Form 4 there in the last year
Sheri SavageDirector · CFO at Ultra Clean Holdings, filing Form 4 there in the last year