Markin Volterra Fund LP
RYE, NY
$29m in 62 US stocks at the end of 30 June 2026. The top 10 are 36.9% of the money. It changed about 37.7% of the portfolio this quarter.
Value
$29m
Stocks
62
Top 10 share
36.9%
Turnover
37.7%
What changed this quarter
New
Bought for the first time this quarter.
- Dell TechnologiesDELL2.3% of the fund
- Hewlett Packard EnterpriseHPE1.8% of the fund
- CorningGLW1.7% of the fund
- MicrosoftMSFT1.5% of the fund
- FlexFLEX1.5% of the fund
- Arista NetworksANET1.4% of the fund
- CrowdStrike HoldingsCRWD1.3% of the fund
- SanminaSANM1.3% of the fund
- IntelINTC1.3% of the fund
- Palo Alto NetworksPANW1.2% of the fund
- Quanta ServicesPWR1.1% of the fund
- GlobalfoundriesGFS1.0% of the fund
- CoreWeaveCRWV1.0% of the fund
- EatonETN1.0% of the fund
- Amazon.comAMZN1.0% of the fund
- Trane TechnologiesTT1.0% of the fund
- Johnson Controls InternationalJCI0.9% of the fund
- Keysight TechnologiesKEYS0.9% of the fund
- DigitalOcean HoldingsDOCN0.9% of the fund
- MKSMKSI0.8% of the fund
- VistraVST0.8% of the fund
- TeradyneTER0.8% of the fund
- STMicroelectronicsSTM0.8% of the fund
- MastecMTZ0.8% of the fund
- Ultra Clean HoldingsUCTT0.7% of the fund
Added
Bought more of a stock they already held.
- AlphabetGOOGL4.6% of the fund+390%
- Marvell TechnologyMRVL3.1% of the fund+17%
- Lumentum HoldingsLITE3.0% of the fund+10%
- Advanced Micro DevicesAMD2.8% of the fund+12%
- Credo Technology Group HoldingCRDO2.8% of the fund+13%
- ARM HoldingsARM2.3% of the fund+33%
- Seagate Technology HoldingsSTX2.0% of the fund+10%
- BroadcomAVGO1.7% of the fund+48%
- Cisco SystemsCSCO1.6% of the fund+32%
- Viavi SolutionsVIAV1.6% of the fund+28%
- AmphenolAPH1.6% of the fund+32%
- Taiwan Semiconductor ManufacturingTSM1.5% of the fund+8%
- JabilJBL1.4% of the fund+3%
- Palantir TechnologiesPLTR1.4% of the fund+55%
- nVent ElectricNVT1.4% of the fund+32%
- EquinixEQIX1.1% of the fund+31%
- GE VernovaGEV1.0% of the fund+4%
- Digital Realty TrustDLR0.9% of the fund+27%
- OracleORCL0.8% of the fund+18%
Cut
Sold some of their stake.
- SandiskSNDK6.5% of the fund-29%
- Micron TechnologyMU5.6% of the fund-8%
- Western DigitalWDC3.8% of the fund-16%
- Lam ResearchLRCX2.3% of the fund-16%
- NvidiaNVDA2.3% of the fund-41%
- Vertiv HoldingsVRT2.1% of the fund-35%
- Applied MaterialsAMAT2.1% of the fund-25%
- CoherentCOHR1.9% of the fund-24%
- Comfort Systems USAFIX1.1% of the fund-3%
- ASML Holding NVASML0.9% of the fund-43%
Sold out
Sold their entire stake.
None this quarter.
Holdings
- ARM HoldingsARM
- Share
- 2.3%
- Value
- $683,256
- Shares
- 1,927
+33%
- NokiaNOK
- Share
- 0.5%
- Value
- $142,601
- Shares
- 10,738
New
- Denison MinesDNN
- Share
- 0.1%
- Value
- $40,756
- Shares
- 13,319
New
| Company | Share of fund | Value | Shares | Change |
|---|---|---|---|---|
| SandiskSNDK | 6.5% | $2m | 844 | -29% |
| Micron TechnologyMU | 5.6% | $2m | 1,434 | -8% |
| AlphabetGOOGL | 4.6% | $1m | 3,801 | +390% |
| Western DigitalWDC | 3.8% | $1m | 1,775 | -16% |
| Marvell TechnologyMRVL | 3.1% | $902,011 | 3,028 | +17% |
| Lumentum HoldingsLITE | 3.0% | $877,795 | 1,023 | +10% |
| Advanced Micro DevicesAMD | 2.8% | $827,216 | 1,424 | +12% |
| Credo Technology Group HoldingCRDO | 2.8% | $819,113 | 3,012 | +13% |
| Lam ResearchLRCX | 2.3% | $684,661 | 1,580 | -16% |
| ARM HoldingsARM | 2.3% | $683,256 | 1,927 | +33% |
| NvidiaNVDA | 2.3% | $664,899 | 3,323 | -41% |
| Dell TechnologiesDELL | 2.3% | $664,880 | 1,541 | New |
| KLAKLAC | 2.1% | $624,540 | 2,070 | Held |
| Vertiv HoldingsVRT | 2.1% | $607,363 | 1,814 | -35% |
| Applied MaterialsAMAT | 2.1% | $606,597 | 839 | -25% |
| Seagate Technology HoldingsSTX | 2.0% | $595,405 | 617 | +10% |
| CoherentCOHR | 1.9% | $548,313 | 1,390 | -24% |
| Hewlett Packard EnterpriseHPE | 1.8% | $538,027 | 11,927 | New |
| CorningGLW | 1.7% | $496,300 | 1,943 | New |
| BroadcomAVGO | 1.7% | $494,853 | 1,310 | +48% |
| Cisco SystemsCSCO | 1.6% | $476,300 | 4,055 | +32% |
| Viavi SolutionsVIAV | 1.6% | $468,237 | 9,806 | +28% |
| AmphenolAPH | 1.6% | $464,251 | 2,633 | +32% |
| Taiwan Semiconductor ManufacturingTSM | 1.5% | $453,214 | 949 | +8% |
| MicrosoftMSFT | 1.5% | $434,195 | 1,164 | New |
| FlexFLEX | 1.5% | $430,134 | 2,654 | New |
| JabilJBL | 1.4% | $425,955 | 1,105 | +3% |
| Arista NetworksANET | 1.4% | $415,526 | 2,446 | New |
| Palantir TechnologiesPLTR | 1.4% | $409,045 | 3,506 | +55% |
| nVent ElectricNVT | 1.4% | $408,590 | 2,409 | +32% |
| CrowdStrike HoldingsCRWD | 1.3% | $382,333 | 501 | New |
| SanminaSANM | 1.3% | $377,089 | 1,490 | New |
| IntelINTC | 1.3% | $369,601 | 2,647 | New |
| Palo Alto NetworksPANW | 1.2% | $358,753 | 1,052 | New |
| Comfort Systems USAFIX | 1.1% | $330,986 | 167 | -3% |
| EquinixEQIX | 1.1% | $327,310 | 314 | +31% |
| Quanta ServicesPWR | 1.1% | $312,497 | 434 | New |
| GlobalfoundriesGFS | 1.0% | $305,824 | 3,711 | New |
| GE VernovaGEV | 1.0% | $305,464 | 260 | +4% |
| CoreWeaveCRWV | 1.0% | $301,308 | 3,027 | New |
| EatonETN | 1.0% | $299,562 | 703 | New |
| Amazon.comAMZN | 1.0% | $289,345 | 1,214 | New |
| Trane TechnologiesTT | 1.0% | $289,293 | 589 | New |
| Johnson Controls InternationalJCI | 0.9% | $271,180 | 1,856 | New |
| Digital Realty TrustDLR | 0.9% | $268,293 | 1,494 | +27% |
| ASML Holding NVASML | 0.9% | $264,596 | 133 | -43% |
| Keysight TechnologiesKEYS | 0.9% | $259,052 | 740 | New |
| DigitalOcean HoldingsDOCN | 0.9% | $254,389 | 1,620 | New |
| OracleORCL | 0.8% | $241,661 | 1,649 | +18% |
| MKSMKSI | 0.8% | $239,747 | 539 | New |
| VistraVST | 0.8% | $239,055 | 1,507 | New |
| TeradyneTER | 0.8% | $227,889 | 471 | New |
| STMicroelectronicsSTM | 0.8% | $224,221 | 2,994 | New |
| MastecMTZ | 0.8% | $221,760 | 533 | New |
| Ultra Clean HoldingsUCTT | 0.7% | $210,178 | 1,474 | New |
| Advanced Energy IndustriesAEIS | 0.7% | $207,689 | 557 | New |
| SitimeSITM | 0.7% | $207,266 | 278 | New |
| EMCOR GroupEME | 0.7% | $203,321 | 245 | New |
| FabrinetFN | 0.7% | $202,349 | 360 | New |
| FormfactorFORM | 0.7% | $200,872 | 1,256 | New |
| NokiaNOK | 0.5% | $142,601 | 10,738 | New |
| Denison MinesDNN | 0.1% | $40,756 | 13,319 | New |
Options (7)
- Ishares TRTLT
- Type
- Call
- Value
- $54m
- Contracts
- 627,200
- Vaneck ETF TrustSMH
- Type
- Put
- Value
- $40m
- Contracts
- 61,000
- IsharesEWY
- Type
- Put
- Value
- $8m
- Contracts
- 40,900
- BroadcomAVGO
- Type
- Call
- Value
- $8m
- Contracts
- 21,400
- IsharesEWZ
- Type
- Call
- Value
- $4m
- Contracts
- 103,000
- Vaneck ETF TrustSMH
- Type
- Call
- Value
- $2m
- Contracts
- 3,000
- IsharesEWY
- Type
- Call
- Value
- $1m
- Contracts
- 6,500
| Company | Type | Value | Contracts |
|---|---|---|---|
| Ishares TRTLT | Call | $54m | 627,200 |
| Vaneck ETF TrustSMH | Put | $40m | 61,000 |
| IsharesEWY | Put | $8m | 40,900 |
| BroadcomAVGO | Call | $8m | 21,400 |
| IsharesEWZ | Call | $4m | 103,000 |
| Vaneck ETF TrustSMH | Call | $2m | 3,000 |
| IsharesEWY | Call | $1m | 6,500 |
Over time and by industry
Value over time
Dec '25
Jun '26
Value is up 133.1% since 31 December 2025.
Where the money is
Technology79.0%
Industrials11.9%
Media & telecom4.6%
Real estate2.0%
Retail & consumer1.0%
Utilities0.8%
Materials0.1%
Other0.5%
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.