WH
Insider
Waleed H Hassanein
President & CEOWaleed H Hassanein (President & CEO) filed 1 Form 4 report in the trailing twelve months (1 purchase, 0 sales), most often in TransMedics Group, Inc. (TMDX). Across 1 priced purchase filing, the average 21-session return was +9.2% from execution and +9.0% from disclosure (delay-adjusted; derived). The largest single filing was $1.0M of TMDX (8,775 sh × $114.00, as filed), executed Nov 17 2025.
Add to watchlistReturn, ttmiAverage return per filing, trailing twelve months
+9.2%
avg across 1 priced filings
Delay-adjustediThe same average, entered at disclosure dates
+9.0%
same 1 filings, from disclosure
Filings, ttm
1
1 buys · 0 sells
Median delay
1d
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$1.0M
shares × price, as filed
Last traded
Nov 17 2025
Filed Nov 18 2025
Median ADV $78.9M across their filed names
Open performance→Volume by month
Buys $3.0M
Sells $1.1M
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Healthcare
1 filing
Sector per market data · by filing · past 12 months
Most traded names
TMDX
TransMedics Group, Inc.
TMDX · 2 buys · 1 sell
3 filings
Recent filings
TMDXPURCHASE
TransMedics Group, Inc.
View filing →
$1.0M8,775 sh × $114.00
Exec Nov 17 2025
Filed Nov 18 2025 · 4:30 PM ET TMDXPURCHASE TransMedics Group, Inc. View filing → $2.0M
16,875 sh across 3 lots
Exec Aug 6 2025
Filed Aug 8 2025 · 4:30 PM ET TMDXSALE TransMedics Group, Inc. View filing → $1.1M
8,325 sh across 3 lots
Exec Oct 15 2024
Filed Oct 17 2024 · 5:30 PM ET TMDXSALE TransMedics Group, Inc. View filing → $1.2M
7,999 sh across 5 lots
Exec Sep 16 2024
Filed Sep 17 2024 · 5:30 PM ET