Prosight Management, LP
An institutional investment manager in DALLAS, TX. Its Form 13F for the quarter ended Jun 30, 2026, filed Aug 14, 2026. SEC CIK 1617201.
- Reported value$580.4m
- Positions36
Holdings: 36 positions
The filing on sec.govAs filed, largest first. Reported value is what the manager stated for each position at the quarter end, in US dollars; it is filing data, not a price. Weight is the position's share of the total reported value. Changes compare with the 13F for the quarter ended 2026-03-31.
| Issuer | Class | CUSIP | Reported value$m | Weight | Shares | Put or call | Change on the quarter before |
|---|---|---|---|---|---|---|---|
| Lakefront Biotherapeutics NVLKFT | SPON ADR | 36315X101 | 61.3 | 10.6% | 2,043,344 | Added+493,344 | |
| Janux Therapeutics IncJANX | COM | 47103J105 | 58.4 | 10.1% | 3,804,481 | Added+254,481 | |
| Nektar TherapeuticsNKTR | COM NEW | 640268306 | 56.5 | 9.7% | 810,000 | Added+75,000 | |
| Boston Scientific CorpBSX | COM | 101137107 | 54.2 | 9.3% | 1,270,273 | Added+474,726 | |
| Shattuck Labs IncSTTK | COM | 82024L103 | 41.3 | 7.1% | 5,957,877 | Added+953,438 | |
| Insmed IncINSM | COM PAR $.01 | 457669307 | 40.0 | 6.9% | 375,609 | New+375,609 | |
| Alnylam Pharmaceuticals IncALNY | COM | 02043Q107 | 29.5 | 5.1% | 98,080 | Added+22,080 | |
| Syndax Pharmaceuticals IncSNDX | COM | 87164F105 | 26.2 | 4.5% | 1,200,000 | Added+430,000 | |
| Kura Oncology IncKURA | COM | 50127T109 | 22.2 | 3.8% | 2,021,964 | Reduced−1,334,736 | |
| Alkermes plc | SHS | G01767105 | 20.7 | 3.6% | 394,389 | Reduced−119,243 | |
| Irhythm Holdings IncIRTC | COM | 450056106 | 19.7 | 3.4% | 165,500 | Added+155,500 | |
| Veeva Sys IncVEEV | CL A COM | 922475108 | 18.8 | 3.2% | 106,200 | Added+19,720 | |
| Zymeworks IncZYME | COM | 98985Y108 | 17.6 | 3.0% | 674,434 | Added+135,385 | |
| Abivax SAABVX | SPONSORED ADS | 00370M103 | 14.3 | 2.5% | 107,394 | Added+2,394 | |
| Crinetics Pharmaceuticals in | COM | 22663K107 | 14.0 | 2.4% | 374,666 | Added+24,666 | |
| Mineralys Therapeutics IncMLYS | COM | 603170101 | 12.1 | 2.1% | 449,795 | New+449,795 | |
| ADC Therapeutics SA | SHS | H0036K147 | 8.4 | 1.4% | 7,824,749 | Reduced−475,251 | |
| ICU Med IncICUI | COM | 44930G107 | 7.5 | 1.3% | 51,000 | Added+23,550 | |
| Intuitive Surgical IncISRG | COM NEW | 46120E602 | 6.8 | 1.2% | 17,000 | Added+13,000 | |
| Corbus Pharmaceuticals HoldingsCRBP | COM NEW | 21833P301 | 6.1 | 1.1% | 650,000 | Reduced−47,108 | |
| Procept Biorobotics CorpPRCT | COM | 74276L105 | 6.1 | 1.0% | 268,269 | Reduced−1,676,731 | |
| Genedx Holdings CorpWGS | COM CL A | 81663L200 | 5.9 | 1.0% | 85,500 | Reduced−437,963 | |
| Option Care Health IncOPCH | COM NEW | 68404L201 | 5.7 | 1.0% | 270,716 | New+270,716 | |
| Onkure Therapeutics IncOKUR | COM CL A | 68277Q105 | 4.5 | 0.8% | 978,992 | Reduced−1,175,389 | |
| Emergent Biosolutions IncEBS | COM | 29089Q105 | 3.9 | 0.7% | 459,952 | Reduced−179,166 | |
| Pfizer IncPFE | COM | 717081103 | 3.3 | 0.6% | 135,366 | New+135,366 | |
| Orthopediatrics CorpKIDS | COM | 68752L100 | 3.0 | 0.5% | 157,500 | Reduced−144,899 | |
| Rocket Pharmaceuticals IncRCKT | COM | 77313F106 | 2.4 | 0.4% | 700,000 | Added+16,144 | |
| AN2 Therapeutics IncANTX | COM | 037326105 | 2.3 | 0.4% | 474,638 | Reduced−41,116 | |
| Pliant Therapeutics IncPLRX | COM | 729139105 | 1.6 | 0.3% | 1,370,233 | Reduced−297,367 | |
| Tectonic Therapeutic IncTECX | COM | 878972108 | 1.4 | 0.2% | 39,731 | Reduced−40,141 | |
| Meiragtx Holdings plc | COM | G59665102 | 1.2 | 0.2% | 90,000 | Reduced−2,539,971 | |
| Everforth IncEFOR | COM | 00191U102 | 1.2 | 0.2% | 67,500 | New+67,500 | |
| Rein Therapeutics IncRNTX | COM NEW | 00887A204 | 1.1 | 0.2% | 1,100,000 | Added+688,400 | |
| Coya Therapeutics IncCOYA | COMMON STOCK | 22407B108 | 1.0 | 0.2% | 170,000 | Reduced−250,360 | |
| Immuneering CorpIMRX | CLASS A COM | 45254E107 | 0.2 | <0.1% | 36,861 | Reduced−86,548 |
Sold out: 15 positions
Held at the end of the quarter before and not reported this quarter.
| Issuer | Class | CUSIP | Reported value$ | Weight | Shares | Put or call | Change on the quarter before |
|---|---|---|---|---|---|---|---|
| Adicet Bio IncACET | COM NEW | 007002207 | 0.0 | 0.0% | 0 | Sold out−250,244 | |
| Concentra Group Holdings ParCON | COMMON STOCK | 20603L102 | 0.0 | 0.0% | 0 | Sold out−505,822 | |
| Immunovant IncIMVT | COM | 45258J102 | 0.0 | 0.0% | 0 | Sold out−175,825 | |
| Novocure Ltd | ORD SHS | G6674U108 | 0.0 | 0.0% | 0 | Sold out−50,400 | |
| Omeros CorpOMER | COM | 682143102 | 0.0 | 0.0% | 0 | Sold out−174,800 | |
| Palvella Therapeutics Inc NePVLA | COM | 697947109 | 0.0 | 0.0% | 0 | Sold out−5,000 | |
| Phreesia IncPHR | COM | 71944F106 | 0.0 | 0.0% | 0 | Sold out−1,100,000 | |
| Regenxbio IncRGNX | COM | 75901B107 | 0.0 | 0.0% | 0 | Sold out−200,000 | |
| Roivant Sciences Ltd | SHS | G76279101 | 0.0 | 0.0% | 0 | Sold out−180,000 | |
| Schrodinger IncSDGR | COM | 80810D103 | 0.0 | 0.0% | 0 | Sold out−510,578 | |
| Terns Pharmaceuticals Inc | COM | 880881107 | 0.0 | 0.0% | 0 | Sold out−202,300 | |
| Transmedics Group IncTMDX | COM | 89377M109 | 0.0 | 0.0% | 0 | Sold out−5,000 | |
| Trueblue IncTBI | COM | 89785X101 | 0.0 | 0.0% | 0 | Sold out−249,107 | |
| Upstream Bio IncUPB | COM | 91678A107 | 0.0 | 0.0% | 0 | Sold out−241,123 | |
| Viking Therapeutics IncVKTX | COM | 92686J106 | 0.0 | 0.0% | 0 | Sold out−45,000 |
Source: SEC EDGAR, Form 13F-HR, accession 0001420506-26-001799 (on sec.gov). Last ingested by Listed: Oct 22, 2026, 05:26 ET. Listed shows no prices and gives no investment advice.