Iron Triangle Partners LP
Cos Cob, CT
$875m in 27 US stocks at the end of 31 December 2025. The top 10 are 53.2% of the money. It changed about 62.6% of the portfolio this quarter.
Value
$875m
Stocks
27
Top 10 share
53.2%
Turnover
62.6%
What changed this quarter
New
Bought for the first time this quarter.
- Intuitive SurgicalISRG6.1% of the fund
- Boston ScientificBSX4.6% of the fund
- WatersWAT4.6% of the fund
- BrukerBRKR4.3% of the fund
- Vertex PharmaceuticalsVRTX4.0% of the fund
- Fortrea HoldingsFTRE3.9% of the fund
- Merit Medical SystemsMMSI3.9% of the fund
- Bio-TechneTECH3.1% of the fund
- Alphatec HoldingsATEC3.1% of the fund
- Envista HoldingsNVST2.9% of the fund
- UnitedHealth GroupUNH2.6% of the fund
- Abbott LaboratoriesABT2.5% of the fund
- BiohavenBHVN1.2% of the fund
- Xenon PharmaceuticalsXENE1.2% of the fund
- Dianthus TherapeuticsDNTH1.1% of the fund
- Mineralys TherapeuticsMLYS1.1% of the fund
Added
Bought more of a stock they already held.
- Charles River Laboratories InternationalCRL8.7% of the fund+42%
- RepligenRGEN6.0% of the fund+19%
- Jazz PharmaceuticalsJAZZ5.7% of the fund+95%
- VeracyteVCYT4.7% of the fund+102%
- Brookdale Senior LivingBKD4.3% of the fund+23%
- DoximityDOCS3.5% of the fund+227%
- AdaptHealthAHCO3.0% of the fund+36%
- IDEAYA BiosciencesIDYA1.8% of the fund+73%
Cut
Sold some of their stake.
- Eli LillyLLY4.3% of the fund-29%
- CVS HealthCVS3.9% of the fund-46%
- BrightSpring Health ServicesBTSG3.8% of the fund-28%
Sold out
Sold their entire stake.
- DexcomDXCM-100%
- AbbVieABBV-100%
- MedtronicMDT-100%
- GlaukosGKOS-100%
- Tenet HealthcareTHC-100%
- Exact Sciences-100%
- Adaptive BiotechnologiesADPT-100%
- Madrigal PharmaceuticalsMDGL-100%
- Guardant HealthGH-100%
- Cardinal HealthCAH-100%
- Neurocrine BiosciencesNBIX-100%
- West Pharmaceutical ServicesWST-100%
- Amicus Therapeutics-100%
- Argenx SEARGX-100%
Holdings
| Company | Share of fund | Value | Shares | Change |
|---|---|---|---|---|
| Charles River Laboratories InternationalCRL | 8.7% | $76m | 379,728 | +42% |
| Intuitive SurgicalISRG | 6.1% | $53m | 94,459 | New |
| RepligenRGEN | 6.0% | $53m | 320,474 | +19% |
| Jazz PharmaceuticalsJAZZ | 5.7% | $50m | 292,170 | +95% |
| VeracyteVCYT | 4.7% | $41m | 980,391 | +102% |
| Boston ScientificBSX | 4.6% | $40m | 420,773 | New |
| WatersWAT | 4.6% | $40m | 105,167 | New |
| Brookdale Senior LivingBKD | 4.3% | $38m | 3,491,663 | +23% |
| Eli LillyLLY | 4.3% | $38m | 35,045 | -29% |
| BrukerBRKR | 4.3% | $37m | 794,380 | New |
| Vertex PharmaceuticalsVRTX | 4.0% | $35m | 76,910 | New |
| CVS HealthCVS | 3.9% | $34m | 432,457 | -46% |
| Fortrea HoldingsFTRE | 3.9% | $34m | 1,986,333 | New |
| Merit Medical SystemsMMSI | 3.9% | $34m | 385,660 | New |
| BrightSpring Health ServicesBTSG | 3.8% | $34m | 897,427 | -28% |
| DoximityDOCS | 3.5% | $30m | 686,568 | +227% |
| Bio-TechneTECH | 3.1% | $27m | 467,409 | New |
| Alphatec HoldingsATEC | 3.1% | $27m | 1,285,685 | New |
| AdaptHealthAHCO | 3.0% | $26m | 2,609,003 | +36% |
| Envista HoldingsNVST | 2.9% | $26m | 1,186,704 | New |
| UnitedHealth GroupUNH | 2.6% | $23m | 70,126 | New |
| Abbott LaboratoriesABT | 2.5% | $22m | 175,333 | New |
| IDEAYA BiosciencesIDYA | 1.8% | $16m | 467,484 | +73% |
| BiohavenBHVN | 1.2% | $11m | 958,336 | New |
| Xenon PharmaceuticalsXENE | 1.2% | $10m | 233,688 | New |
| Dianthus TherapeuticsDNTH | 1.1% | $10m | 230,730 | New |
| Mineralys TherapeuticsMLYS | 1.1% | $9m | 257,085 | New |
Over time and by industry
Value over time
Jun '25
Dec '25
Value is up 38.4% since 30 June 2025.
Where the money is
Health care100.0%
From the fund's 13F filings. They list US stocks and options only, 45 days after each quarter, and leave out cash, bonds, shorts and foreign shares.