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TMDX - Transmedics Group, Inc.

Insider Purchase by Hassanein Waleed H (Pres, CEO)

6 Months
After Trade
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Trade Summary

3 months ago, Hassanein Waleed H, serving as Pres, CEO at Transmedics Group, Inc. (TMDX), purchased 8,775 shares at $114.00 per share, for a total transaction value of $1,000,350.00. Following this transaction, Hassanein Waleed H now holds 616,433 shares of TMDX.

This purchase represents a 1.00% increase in Hassanein Waleed H's stake in the company. This is considered a medium-conviction trade.

The trade was executed on Monday, November 17, 2025 and publicly disclosed via SEC Form 4 filing on Tuesday, November 18, 2025, 1 day after the trade was made.

Transmedics Group, Inc. operates in the HEALTHCARE sector, specifically within the MEDICAL DEVICES industry. Insider buying activity in this sector can provide valuable signals about industry trends and company-specific developments.

Hassanein Waleed H

Pres, CEO

Waleed H. Hassanein, M.D. is the founder, President, Chief Executive Officer, and Director of TransMedics Group, Inc. (TMDX), a medical technology company specializing in organ transplant systems, which he established in August 1998.[[1]](https://fintool.com/app/research/companies/TMDX/people/waleed-h-hassanein-md)[[2]](https://www.marketscreener.com/insider/WALEED-HASSANEIN-A07OCD/)[[3]](https://www.epo.org/en/news-events/european-inventor-award/meet-the-finalists/waleed-hassanein) Under his leadership, the company has achieved significant growth, with 2024 revenue reaching $441.5 million (up 83% year-over-year), positive operating profit of $37.5 million, net income of $35.5 million, and positive cash flow from operations for the first time.[[1]](https://fintool.com/app/research/companies/TMDX/people/waleed-h-hassanein-md) Hassanein earned his M.D. from Georgetown University in 1993, completed a 2-year general surgery residency at Georgetown University Medical Center, and undertook a 3-year cardiac surgery research fellowship at West Roxbury VA Medical Center and Brigham and Women’s Hospital (Harvard affiliate).[[1]](https://fintool.com/app/research/companies/TMDX/people/waleed-h-hassanein-md)[[3]](https://www.epo.org/en/news-events/european-inventor-award/meet-the-finalists/waleed-hassanein) His innovations in organ preservation technology, including patented systems for warm blood perfusion to maintain organs outside the body for heart, lung, liver, and kidney transplants, have driven TransMedics' advancements.[[2]](https://www.marketscreener.com/insider/WALEED-HASSANEIN-A07OCD/)[[3]](https://www.epo.org/en/news-events/european-inventor-award/meet-the-finalists/waleed-hassanein) As a corporate insider, he has recently engaged in stock transactions, including a purchase of 16,875 shares on August 8, 2025, and holds approximately 616,433 shares valued over $84 million.[[4]](https://www.gurufocus.com/insider/128361/waleed-h-hassanein)[[5]](https://mlq.ai/news/transmedics-group-ceo-waleed-hassanein-makes-major-stock-purchase/)

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Trade Price

$114.00

Quantity

8,775

Total Value

$1,000,350.00

Shares Owned

616,433

Trade Date

Monday, November 17, 2025

97 days ago

SEC Filing Date

Tuesday, November 18, 2025

Filed 1 day after trade

HEALTHCAREMEDICAL DEVICES

About Transmedics Group, Inc.

Company Overview

No company information available
View news mentioning TMDX

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