Renaissance Technologies's TMDX Position Overview
Renaissance Technologies (via Renaissance Technologies LLC) currently holds 10,299 shares of TransMedics Group, Inc. (TMDX) worth $1.25 M, representing 0.00% of the portfolio. First purchased in 2022-Q3, this medium-term investment has been held for 12 quarters.
Based on 13F filings, Renaissance Technologies has maintained a strategic position in TMDX, demonstrating sustained confidence in this investment. Largest addition occurred in Q3 2025, adding 145,199 shares. Largest reduction occurred in Q4 2025, reducing 134,900 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies's TransMedics Group (TMDX) Holding Value Over Time
Track share changes against reported price movement
Quarterly TransMedics Group (TMDX) Trades by Renaissance Technologies
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | -134,900 | Reduce 92.91% | 10,299 | $121.65 |
| Q3 2025 | +145,199 | New Buy | 145,199 | $112.20 |
| Q4 2024 | -111,799 | Sold Out | 0 | $0.00 |
| Q3 2024 | -20,100 | Reduce 15.24% | 111,799 | $157.00 |
| Q2 2024 | +68,100 | Add 106.74% | 131,899 | $150.62 |
| Q1 2024 | +52,100 | Add 445.34% | 63,799 | $73.94 |
| Q4 2023 | -13,600 | Reduce 53.76% | 11,699 | $78.90 |
| Q3 2023 | -47,500 | Reduce 65.25% | 25,299 | $54.75 |
| Q2 2023 | +9,600 | Add 15.19% | 72,799 | $0.08 |
| Q1 2023 | +63,199 | New Buy | 63,199 | $0.08 |
| Q4 2022 | -102,999 | Sold Out | 0 | $0.00 |
| Q3 2022 | +102,999 | New Buy | 102,999 | $41.74 |
Renaissance Technologies's TransMedics Group Investment FAQs
Renaissance Technologies first purchased TransMedics Group, Inc. (TMDX) in Q3 2022, acquiring 102,999 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Renaissance Technologies has held TransMedics Group, Inc. (TMDX) for 12 quarters since Q3 2022.
Renaissance Technologies's largest addition to TransMedics Group, Inc. (TMDX) was in Q3 2025, adding 145,199 shares worth $16.29 M.
According to the latest 13F filing for Q4 2025, Renaissance Technologies's firm, Renaissance Technologies LLC, owns 10,299 shares of TransMedics Group, Inc. (TMDX), valued at approximately $1.25 M.
As of the Q4 2025 filing, TransMedics Group, Inc. (TMDX) represents approximately 0.00% of Renaissance Technologies's publicly disclosed stock portfolio, making it one of their key holdings.
Renaissance Technologies's peak holding in TransMedics Group, Inc. (TMDX) was 145,199 shares, as reported at the end of Q3 2025.