Which hedge funds own TMDX? TRANSMEDICS GROUP INC, Q2 2026 13F holders
32 tracked hedge funds disclosed a position in TMDX (TRANSMEDICS GROUP INC) in their Q2 2026 13F filings, worth $177.9m in total. The largest holder by portfolio weight is FirstWave Capital Management LLC at 5.6% of its book. 13 opened a new position this quarter: Atom Investors LP, Diametric Capital, LP, Fox Run Management, L.L.C., Corsair Capital Management, L.P.. 13 exited: Militia Capital Management LLC, Candriam S.C.A., Prosight Management, LP.
- 32
- Holders Tracked managers whose filing for the quarter reports a long equity position in the security.
- 13
- New this quarter Holders whose previous filing (at most two quarters earlier) did not report the security.
- 13
- Exited this quarter Tracked managers whose previous filing reported the security and whose filing for the quarter does not.
- $23.9m
- Inflow, new holders Combined value of the positions the new holders reported for the quarter.
- $31.7m
- Outflow, exits Combined value the exiting managers reported for the security in their previous filing.
- $178m
- Combined value Sum of the holders' reported positions in the security.
- 2.6%
- Share of managers holding Holders as a share of tracked managers filing for that quarter. Comparable across the 2024 coverage expansion, where the raw holder count is not.
Holders, Q2 2026
Exited since the previous filing
| Militia Capital Management LLC | 0.5% | $2.1m |
| Candriam S.C.A. | 0.08% | $15.8m |
| Prosight Management, LP | 0.08% | $497k |
| Engineers Gate Manager LP | 0.07% | $5.2m |
| Bayforest Capital Ltd | 0.03% | $29.2k |
| Tudor Investment Corp ET AL | 0.02% | $4.0m |
| Prelude Capital Management, LLC | 0.02% | $257k |
| Gsa Capital Partners LLP | 0.02% | $273k |
| Graham Capital Management, L.P. | 0.01% | $280k |
| Polen Capital | 0.01% | $738k |
| Marshall Wace, LLP | 0.0% | $1.6m |
| Squarepoint Ops LLC | 0.0% | $723k |
| D. E. Shaw & Co., Inc. | 0.0% | $247k |
Ownership over time
Who discovered TMDX first? Beta
The run: Q1 2020 → Q1 2021, +243%
| Abrams Capital Management, L.P. | Q2 2019 | 1.7% | −0.6 pts |
| Roubaix Capital, LLC | Q2 2019 | 4.3% | −1.4 pts |
Split-adjusted quarter-end prices, excluding dividends. They describe the stock while each manager held it, not the return it earned.