John Charles  Stone net worth and biography

John Stone Biography and Net Worth

John Stone joined Amkor in 2002 and has served in various senior sales management positions. He is currently the Executive Vice President and Chief Sales Officer. Prior to assuming his current position, Mr. Stone served as Corporate Vice President for U.S. IDM Sales since 2011, and as Senior Vice President of Southwest Region Sales since 2006. He has over 30 years of industry experience in semiconductor package engineering, sales and sales management, including executive and management positions with ChipPAC, Kyocera America, Sumitomo America and General Electric Ceramics. Mr. Stone holds a Bachelor’s degree in Engineering from Purdue University.

What is John Charles Stone's net worth?

The estimated net worth of John Charles Stone is at least $1.32 million as of August 26th, 2021. Mr. Stone owns 40,927 shares of Amkor Technology stock worth more than $1,319,486 as of March 29th. This net worth evaluation does not reflect any other assets that Mr. Stone may own. Learn More about John Charles Stone's net worth.

How do I contact John Charles Stone?

The corporate mailing address for Mr. Stone and other Amkor Technology executives is 2045 EAST INNOVATION CIRCLE, TEMPE AZ, 85284. Amkor Technology can also be reached via phone at (480) 821-5000 and via email at [email protected]. Learn More on John Charles Stone's contact information.

Has John Charles Stone been buying or selling shares of Amkor Technology?

John Charles Stone has not been actively trading shares of Amkor Technology over the course of the past ninety days. Most recently, John Charles Stone sold 9,375 shares of the business's stock in a transaction on Friday, November 19th. The shares were sold at an average price of $25.00, for a transaction totalling $234,375.00. Learn More on John Charles Stone's trading history.

Who are Amkor Technology's active insiders?

Amkor Technology's insider roster includes Roger Carolin (Director), Winston Churchill (Director), Kevin Engel (EVP), Megan Faust (CFO), Farshad Haghighi (EVP), James Kim (Executive Chairman), Susan Kim (Major Shareholder), Maryfrances Mccourt (Director), Mark Rogers (EVP), Giel Rutten (CEO), Sung Shin (EVP), John Stone (EVP), and Gil Tily (Director). Learn More on Amkor Technology's active insiders.

Are insiders buying or selling shares of Amkor Technology?

During the last year, insiders at the semiconductor company sold shares 19 times. They sold a total of 10,145,800 shares worth more than $236,209,746.00. The most recent insider tranaction occured on March, 15th when CEO Guillaume Marie Jean Rutten sold 25,000 shares worth more than $780,750.00. Insiders at Amkor Technology own 53.3% of the company. Learn More about insider trades at Amkor Technology.

Information on this page was last updated on 3/15/2024.

John Charles Stone Insider Trading History at Amkor Technology

Transaction DateBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
11/19/2021Sell9,375$25.00$234,375.00View SEC Filing Icon  
8/26/2021Sell9,375$26.30$246,562.5040,927View SEC Filing Icon  
6/25/2021Sell9,375$24.00$225,000.0040,927View SEC Filing Icon  
3/18/2021Sell9,375$24.00$225,000.0040,927View SEC Filing Icon  
2/16/2021Sell9,375$25.23$236,531.2531,552View SEC Filing Icon  
2/11/2021Sell84,375$21.35$1,801,406.2590,641View SEC Filing Icon  
12/3/2020Sell28,125$15.25$428,906.2553,141View SEC Filing Icon  
10/31/2019Sell37,352$13.44$502,010.8862,368View SEC Filing Icon  
3/15/2019Sell25,000$8.64$216,000.0050,722View SEC Filing Icon  
11/21/2016Sell25,000$12.35$308,750.0054,722View SEC Filing Icon  
11/18/2016Sell50,000$12.13$606,500.0079,722View SEC Filing Icon  
11/8/2016Sell30,000$11.01$330,300.0059,722View SEC Filing Icon  
9/7/2016Sell6,600$9.25$61,050.006,600View SEC Filing Icon  
9/2/2016Sell3,400$9.25$31,450.003,400View SEC Filing Icon  
11/25/2014Sell15,294$6.94$106,140.36View SEC Filing Icon  
6/6/2014Sell20,000$10.91$218,200.00View SEC Filing Icon  
See Full Table

John Charles Stone Buying and Selling Activity at Amkor Technology

This chart shows John Charles Stone's buying and selling at Amkor Technology by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Amkor Technology Company Overview

Amkor Technology logo
Amkor Technology, Inc. provides outsourced semiconductor packaging and test services in the United States, Japan, Europe, the Middle East, Africa, and the Asia Pacific. It offers turnkey packaging and test services, including semiconductor wafer bump, wafer probe, wafer back-grind, package design, packaging, system-level and final test, and drop shipment services; flip chip scale package products for smartphones, tablets, and other mobile consumer electronic devices; flip chip stacked chip scale packages that are used to stack memory digital baseband, and as applications processors in mobile devices; flip-chip ball grid array packages for various networking, storage, computing, automotive, and consumer applications; and memory products for system memory or platform data storage. The company also provides wafer-level CSP packages for power management, transceivers, sensors, wireless charging, codecs, radar, and specialty silicon; wafer-level fan-out packages used in power management, transceivers, radar, and specialty silicon; silicon wafer integrated fan-out technology that replaces a laminate substrate with a thinner structure; leadframe packages for electronic devices and mixed-signal applications; and substrate-based wirebond packages used to connect a die to a substrate. In addition, it offers micro-electro-mechanical systems packages that are miniaturized mechanical and electromechanical devices; and advanced system-in-package modules used in radio frequency and front end modules, basebands, connectivity, fingerprint sensors, display and touch screen drivers, sensors and MEMS, and NAND memory and solid-state drives. Further, the company provides wafer, package, and system level test services, as well as burn-in test and test development services. It serves integrated device manufacturers, fabless semiconductor companies, original equipment manufacturers, and contract foundries. The company was founded in 1968 and is headquartered in Tempe, Arizona.
Read More

Today's Range

Now: $32.24
Low: $31.98
High: $32.81

50 Day Range

MA: $31.91
Low: $29.58
High: $36.09

2 Week Range

Now: $32.24
Low: $17.58
High: $37.00

Volume

682,818 shs

Average Volume

996,044 shs

Market Capitalization

$7.93 billion

P/E Ratio

22.08

Dividend Yield

0.96%

Beta

1.96