TMDXTransMedics Group, Inc.

$88.32

What is the market doing?

What the tape says about TMDX

TransMedics Group, Inc. is −30% over the past year while the S&P 500 is +20%: 50 points behind the market.

−30%

1-year return · S&P 500 +20%

vs 200-day average
−18%

vs 200-day average · a clear downtrend

RSI (14)
50

RSI (14) · neutral

Below its 52-week high
41%

Below its 52-week high

2024-08-15$56.73 – $176.11 · dashed line: 200-day average2026-09-08
Details
Last close2026-09-08
$88.32
1 monthS&P 500 −0.30%
+10%
1 yearS&P 500 +20%
−30%
5 yearsS&P 500 +85%
+196%
vs 50-day average$81.06
+9.0%
52-week high
$150.42
52-week low
$62.04
Annualised volatility
64%
Insider buying, net, 6 monthsForms 3/4/5 to 2026-06-30
−$3.1M
Calendar-year price return
YearReturn
2026 (year to date)−27%
2025+95%
2024−21%
2023+28%
2022+222%
2021−3.7%
2020+4.7%
Average return by calendar month, 2019–2026
MonthYearsPositiveAverage
Jan75 of 7+2.7%
Feb75 of 7+15%
Mar72 of 7−2.9%
Apr75 of 7+9.5%
May73 of 7+6.2%
Jun88 of 8+16%
Jul83 of 8−1.3%
Aug85 of 8+4.9%
Sep82 of 8−8.0%
Oct72 of 7−14%
Nov76 of 7+22%
Dec73 of 7−2.7%

End-of-day closes from IEX; the S&P 500 comparison uses SPY over the same window. Prices are a reference point, not a basis for trading decisions.