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John Charles O'hara net worth and biography
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John O'hara Biography and Net Worth

CFO of SEALSQ

John O'Hara, a Chartered Accountant, serves as Chief Financial Officer of SEALSQ, as of January 2024. He also currently serves as Chief Financial Officer of WISeKey, SEALSQ’s parent company, as of July 2024. Prior to these roles, Mr. O’Hara was International Controller for WISeKey from 2018 to 2023. Mr. O'Hara has over 20 years' experience in financial and accounting roles across several sectors. Mr. O'Hara has worked in the professional services, leisure and restaurant industries for companies such as Marsh & McLennan Companies, Deloitte, Yum! Restaurants International and Chelsea FC plc, in finance management positions, specializing in Controllership, Financial Planning & Analysis, Finance Transformation and Sarbanes Oxley. He qualified in accountancy with Grant Thornton in the UK. In addition to his chartered accountancy qualification (FCA) with the Institute of Chartered Accountants in England and Wales (ICAEW), UK, Mr. O'Hara holds a BA in Economics from Durham University, UK.

What is John Charles O'hara's net worth?

The estimated net worth of John Charles O'hara is at least $856.58 thousand as of April 24th, 2026. O'hara owns 280,845 shares of SEALSQ stock worth more than $856,577 as of May 8th. This net worth approximation does not reflect any other assets that O'hara may own. Learn More about John Charles O'hara's net worth.

How do I contact John Charles O'hara?

The corporate mailing address for O'hara and other SEALSQ executives is , , . SEALSQ can also be reached via phone at 41-22-59-43-000. Learn More on John Charles O'hara's contact information.

Has John Charles O'hara been buying or selling shares of SEALSQ?

During the past quarter, John Charles O'hara has sold $171,377.50 of SEALSQ stock. Most recently, John Charles O'hara sold 5,250 shares of the business's stock in a transaction on Friday, April 24th. The shares were sold at an average price of $2.91, for a transaction totalling $15,277.50. Following the completion of the sale, the chief financial officer now directly owns 280,845 shares of the company's stock, valued at $817,258.95. Learn More on John Charles O'hara's trading history.

Are insiders buying or selling shares of SEALSQ?

During the last twelve months, insiders at the sold shares 13 times. They sold a total of 125,250 shares worth more than $331,927.50. The most recent insider tranaction occured on April, 24th when CFO John Charles O'hara sold 5,250 shares worth more than $15,277.50. Learn More about insider trades at SEALSQ.

Information on this page was last updated on 4/24/2026.

John Charles O'hara Insider Trading History at SEALSQ

Transaction DateBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
4/24/2026Sell5,250$2.91$15,277.50280,845View SEC Filing Icon  
4/22/2026Sell10,000$3.06$30,600.00296,095View SEC Filing Icon  
4/20/2026Sell10,000$2.79$27,900.00316,095View SEC Filing Icon  
4/16/2026Sell10,000$2.69$26,900.00336,095View SEC Filing Icon  
4/8/2026Sell10,000$2.20$22,000.00225,595View SEC Filing Icon  
4/6/2026Sell10,000$2.42$24,200.00235,595View SEC Filing Icon  
4/2/2026Sell10,000$2.45$24,500.00255,595View SEC Filing Icon  
3/25/2026Sell10,000$2.92$29,200.00165,183View SEC Filing Icon  
3/23/2026Sell10,000$2.99$29,900.00185,183View SEC Filing Icon  
3/19/2026Sell10,000$3.02$30,200.00205,183View SEC Filing Icon  
See Full Table

John Charles O'hara Buying and Selling Activity at SEALSQ

This chart shows John Charles O'hara's buying and selling at SEALSQ by year and by quarter.

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SEALSQ Company Overview

SEALSQ logo
SEALSQ Corp, together with its subsidiaries, designs, develops, and markets semiconductor chips in Europe, the Middle East, Africa, North America, the Asia Pacific, and Latin America. It offers semiconductors, such as VaultIC secure elements, secure arm platform, and smart card reader chips; identity provisioning services, such as IoT device provisioning and chip provisioning; and managed PKI for IoT solutions and trust services. The company provides device-to-cloud authentication, device attestation for matter, GSMA root certificate, device-to-device authentication, data protection, anti-counterfeiting and brand protection, security access, device ID provisioning, identity lifecycle management, and satellite IoT connectivity solutions. Its products are used in various applications, such as smart energy, smart home, automotive EV charging, consumer IoT, aerospace and military, telecommunications, logistics, medical, luxury, and other industrial applications. SEALSQ Corp was founded in 2022 and is based in Cointrin, Switzerland.
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Today's Range

Now: $2.91
Low: $2.89
High: $3.08

50 Day Range

MA: $3.06
Low: $2.09
High: $4.24

2 Week Range

Now: $2.91
Low: $1.99
High: $8.71

Volume

5,812,496 shs

Average Volume

9,682,778 shs

Market Capitalization

$560.72 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

N/A