TRANSMEDICS GROUP INC (TMDX): Institutional Ownership
Hedge funds and institutional managers reporting a position in TMDX · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
18
13F filers
Aggregate Value
$94.2M
Across holders
Last Price
$68.44
2026-06-26
Sector
Health Care
GICS
Holder activity7 new2 added8 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 325K | $32.3M | 34.3% | 0.0% | Reduced | $-11.0M | Q1 2026 |
| Davidson Kempner Capital Management LP CIK 0001595082 | Hedge Fund | 146K | $14.6M | 15.5% | 0.2% | Unchanged | +$0 | Q1 2026 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 115K | $11.5M | 12.2% | 0.1% | New | — | Q1 2026 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 91K | $11.1M | 11.8% | 0.0% | New | — | Q4 2025 |
| Man Group plc CIK 0001637460 | Hedge Fund | 44K | $4.4M | 4.6% | 0.0% | Reduced | $-3.0M | Q1 2026 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 40K | $4.0M | 4.2% | 0.0% | Added | +$2.9M | Q1 2026 |
| Gotham Asset Management, LLC CIK 0001510387 | Hedge Fund | 38K | $3.8M | 4.0% | 0.0% | Reduced | $-303K | Q1 2026 |
| BAILLIE GIFFORD & CO CIK 0001088875 | Institutional Manager | 36K | $3.6M | 3.8% | 0.0% | Reduced | $-5.5M | Q1 2026 |
| Bridgewater Associates, LP CIK 0001350694 | Hedge Fund | 30K | $3.4M | 3.6% | 0.0% | New | — | Q3 2025 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 17K | $2.1M | 2.2% | 0.0% | New | — | Q4 2025 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 10K | $1.3M | 1.3% | 0.0% | Reduced | $-16.4M | Q4 2025 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 8K | $944K | 1.0% | 0.0% | New | — | Q4 2025 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 7K | $852K | 0.9% | 0.0% | New | — | Q4 2025 |
| CAXTON ASSOCIATES LLP CIK 0002051323 | Hedge Fund | 2K | $242K | 0.3% | 0.0% | New | — | Q2 2025 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 2K | $220K | 0.2% | 0.0% | Reduced | $-575K | Q1 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 447 | $44K | 0.0% | 0.0% | Reduced | $-1.0M | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 179 | $18K | 0.0% | 0.0% | Reduced | $-12.2M | Q1 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 76 | $8K | 0.0% | 0.0% | Added | +$7K | Q1 2026 |
Reduced
Hedge Fund
$32.3M· 34.3% of total· 0.0% port· 325K sh· $-11.0M QoQ· Q1 2026
Unchanged
Hedge Fund
$14.6M· 15.5% of total· 0.2% port· 146K sh· +$0 QoQ· Q1 2026
New
Hedge Fund
$11.5M· 12.2% of total· 0.1% port· 115K sh· — QoQ· Q1 2026
New
Hedge Fund
$11.1M· 11.8% of total· 0.0% port· 91K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$4.4M· 4.6% of total· 0.0% port· 44K sh· $-3.0M QoQ· Q1 2026
Added
Hedge Fund
$4.0M· 4.2% of total· 0.0% port· 40K sh· +$2.9M QoQ· Q1 2026
Reduced
Hedge Fund
$3.8M· 4.0% of total· 0.0% port· 38K sh· $-303K QoQ· Q1 2026
Reduced
Institutional Manager
$3.6M· 3.8% of total· 0.0% port· 36K sh· $-5.5M QoQ· Q1 2026
New
Hedge Fund
$3.4M· 3.6% of total· 0.0% port· 30K sh· — QoQ· Q3 2025
New
Hedge Fund
$2.1M· 2.2% of total· 0.0% port· 17K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$1.3M· 1.3% of total· 0.0% port· 10K sh· $-16.4M QoQ· Q4 2025
New
Hedge Fund
$944K· 1.0% of total· 0.0% port· 8K sh· — QoQ· Q4 2025
New
Hedge Fund
$852K· 0.9% of total· 0.0% port· 7K sh· — QoQ· Q4 2025
New
Hedge Fund
$242K· 0.3% of total· 0.0% port· 2K sh· — QoQ· Q2 2025
Reduced
Hedge Fund
$220K· 0.2% of total· 0.0% port· 2K sh· $-575K QoQ· Q1 2026
Reduced
Hedge Fund
$44K· 0.0% of total· 0.0% port· 447 sh· $-1.0M QoQ· Q1 2026
Reduced
Hedge Fund
$18K· 0.0% of total· 0.0% port· 179 sh· $-12.2M QoQ· Q1 2026
Added
Hedge Fund
$8K· 0.0% of total· 0.0% port· 76 sh· +$7K QoQ· Q1 2026