TMDX
TRANSMEDICS GROUP INCData as of 2026 Q2 (06-30) · 13F snapshot
Summary
TRANSMEDICS GROUP INC (TMDX) is held as common stock by 4 tracked hedge-fund managers, with a combined reported value of ~$77.49M; the largest are Ken Griffin, Izzy Englander, Steven Cohen. 4 tracked managers also disclosed PUT or CALL positions, reported separately below. This quarter: 1 new, 2 added, 1 trimmed, 2 closed. 3 public STOCK Act / OGE trade disclosures are on record. Data as of 2026 Q2, from public SEC 13F filings, delayed up to ~45 days.
Attention · MediumThis quarter · Mixed
Common-stock holders44 also report options
Congress trades3
Price$84.07vs quarter-end+26.57%
Sectors0
This quarter's moves
Top holderNew1
Added2
Trimmed / sold3
Ken GriffinCommon-stock positions
PUT and CALL disclosures are excluded from these holder counts and values.
| Investor | Value | % of portfolio | Action |
|---|
PUT / CALL disclosures
Reported separately: 13F option values are not common-stock ownership and do not reveal the full strategy or economic exposure.
Value $29.84M— of portfolio449,3002026 Q2
Value $27.17M— of portfolio409,1002026 Q2
Value $1.38M— of portfolio20,8002026 Q2
Value $976.4K— of portfolio14,7002026 Q2
Value $763.8K— of portfolio11,5002026 Q2
Value $571.2K— of portfolio8,6002026 Q2
Value $511.4K— of portfolio7,7002026 Q2
| Investor | Value | % of portfolio | Action |
|---|---|---|---|
| Ken GriffinPUT | $29.84M | — | — |
| Ken GriffinCALL | $27.17M | — | — |
| Paul Tudor JonesCALL | $1.38M | — | — |
| Izzy EnglanderCALL | $976.4K | — | — |
| Steven CohenPUT | $763.8K | — | — |
| Paul Tudor JonesPUT | $571.2K | — | — |
| Steven CohenCALL | $511.4K | — | — |
Public SEC 13F filings may appear up to 45 days after quarter-end; STOCK Act / OGE trade filings are generally due within 45 days but may be late. Partial data only — research, not investment advice.