Gilles Delfassy Biography and Net Worth

Director of ON Semiconductor

Gilles Delfassy is a businessperson who has been at the helm of 7 different companies and presently holds the position of Chairman-Supervisory Board at Kalray SA, Chairman for eLichens SAS, President for Delfassy Gc Consulting and President of GC Delfassy Consulting. Mr. Delfassy is also on the board of ON Semiconductor Corp. and Cavendish Kinetics, Inc.

In the past he held the position of President & Chief Executive Officer of ST-Ericsson SA, SVP-Worldwide Wireless Terminals Business Unit at Texas Instruments Incorporated, Chairman of II-VI OptoElectronic Devices, Inc., Chairman for Movea SA and Senior Vice President of TI Ventures.

He received an undergraduate degree from Institut d'Administration des Entreprises de Paris.

What is Gilles Delfassy's net worth?: The estimated net worth of Gilles Delfassy is at least $2.67 million as of June 9th, 2020. Mr. Delfassy owns 48,797 shares of ON Semiconductor stock worth more than $2,673,588 as of December 5th. This net worth estimate does not reflect any other investments that Mr. Delfassy may own. Learn More about Gilles Delfassy's net worth.
How do I contact Gilles Delfassy?: The corporate mailing address for Mr. Delfassy and other ON Semiconductor executives is 5005 EAST MCDOWELL ROAD, PHOENIX AZ, 85008. ON Semiconductor can also be reached via phone at (602) 244-6600 and via email at [email protected]. Learn More on Gilles Delfassy's contact information.
Has Gilles Delfassy been buying or selling shares of ON Semiconductor?: Gilles Delfassy has not been actively trading shares of ON Semiconductor within the last three months. Most recently, Gilles Delfassy sold 4,072 shares of the business's stock in a transaction on Tuesday, June 9th. The shares were sold at an average price of $20.32, for a transaction totalling $82,743.04. Following the completion of the sale, the director now directly owns 48,797 shares of the company's stock, valued at $991,555.04. Learn More on Gilles Delfassy's trading history.
Who are ON Semiconductor's active insiders?: ON Semiconductor's insider roster includes George Cave (EVP), Bernard Colpitts, Jr. (CAO), Gilles Delfassy (Director), Hassane El-Khoury (CEO), Bernard Gutmann (CFO), Emmanuel Hernandez (Director), Vince Hopkin (EVP), Keith Jackson (CEO), Simon Keeton (EVP), Paul Mascarenas (Director), Paul Rolls (VP), William Schromm (COO), Trent Thad (CFO), Gregory Waters (Director), and Christine Yan (Director). Learn More on ON Semiconductor's active insiders.
Are insiders buying or selling shares of ON Semiconductor?: In the last year, insiders at the semiconductor company sold shares 2 times. They sold a total of 35,000 shares worth more than $1,869,300.00. The most recent insider tranaction occured on December, 3rd when CFO Trent Thad sold 20,000 shares worth more than $1,101,000.00. Insiders at ON Semiconductor own 0.3% of the company. Learn More about insider trades at ON Semiconductor.
Information on this page was last updated on 12/3/2025.

Gilles Delfassy Insider Trading History at ON Semiconductor

Transaction Date	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
6/9/2020	Sell	4,072	$20.32	$82,743.04	48,797
12/11/2019	Sell	4,825	$22.44	$108,273.00	40,652
6/4/2019	Sell	3,731	$18.96	$70,739.76	49,208
12/14/2018	Sell	2,000	$17.10	$34,200.00	37,869
9/14/2018	Sell	1,000	$19.72	$19,720.00	39,869
6/9/2017	Sell	4,500	$16.87	$75,915.00	33,044

Gilles Delfassy Buying and Selling Activity at ON Semiconductor

ON Semiconductor Company Overview

onsemi is engaged in disruptive innovations and also a supplier of power and analog semiconductors. The firm offers vehicle electrification and safety, sustainable energy grids, industrial automation, and 5G and cloud infrastructure, with a focus on automotive and industrial end-markets. It operates through the following segments: Power Solutions Group, Advanced Solutions Group, and Intelligent Sensing Group. The Power Solutions Group segment offers discrete, module, and semiconductor products that perform multiple application functions, including power switching, power conversion, signal conditioning, circuit protection, signal amplification, and voltage reference functions. The Advanced Solutions Group segment is involved in the designing and developing of analog, mixed-signal, advanced logic, ASSPs and ASICs, Wi-Fi and power solutions for a broad base of end-users in the automotive, consumer, computing, industrial, communications, medical and aerospace/defense markets. The Intelligent Sensing Group segment is focused on the designing and developing of CMOS and CCD image sensors, as well as proximity sensors, image signal processors, single photon detectors, inclu

Today's Range

Now: $54.79

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50 Day Range

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$44.90

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Now: $54.79

$31.04

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Volume

11,172,950 shs

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Market Capitalization

$22.05 billion

P/E Ratio

71.16

Dividend Yield

N/A

Beta

1.57