Insiders who reported open-market trades in the last 12 months at the companies Waleed H. Hassanein files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
David Weill - $1.33M in TMDX purchases and sales in the last 12 months
Gerardo Hernandez - $1.25M in TMDX purchases and sales in the last 12 months
Thomas J. Gunderson - $722K in TMDX purchases and sales in the last 12 months
Anil P. Ranganath - $556K in TMDX purchases and sales in the last 12 months
Edward M. Basile - $540K in TMDX purchases and sales in the last 12 months
Nicholas Corcoran - $413K in TMDX purchases and sales in the last 12 months
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Waleed H. Hassanein is a corporate insider, tracked as President & CEO of TransMedics Group, Inc. (TMDX). InsiderAlpha holds 4 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Waleed H. Hassanein last file a Form 4?
The most recent primary Form 4 on record is dated 15 July 2026, one of 4 filings going back to 2024.
Has Waleed H. Hassanein been buying or selling stock?
Recorded transactions: 4 open-market purchases ($2.98M) and 4 open-market sales ($1.14M) across all tracked filings.
Waleed H. Hassanein is President & CEO of TransMedics Group, Inc. (TMDX). 4 SEC Form 4 filings on record going back to 2024, most recently on 15 July 2026. Most recent open-market trade: bought $1.00M of TMDX on 18 November 2025. Lifetime open-market purchases: $2.98M. Lifetime open-market sales: $1.14M.
Recent transactions
10
The latest 10 SEC Form 4 transactions reported by Waleed H. Hassanein.
InsiderAlpha's records for Waleed H. Hassanein go back to 2024: 4 primary Form 4 filings, an average of 1.3 per year. The typical open-market purchase is $746K (4 buys totaling $2.98M). The largest single buy on record is $1.00M of TMDX in 2025. Sales side: 4 recorded sales totaling $1.14M, so the filing history runs buy-heavy by dollar value. 6 recorded transactions carry a Rule 10b5-1 plan flag. This identifies the marked transactions as reported under a trading plan; it does not establish the plan status of unmarked transactions.
