Sunstone Asset Management, LP
New York, NY
$92m in 57 US stocks at the end of 30 June 2026. The top 10 are 43.8% of the money. It changed about 51.9% of the portfolio this quarter.
Value
$92m
Stocks
57
Top 10 share
43.8%
Turnover
51.9%
What changed this quarter
New
Bought for the first time this quarter.
- MKSMKSI5.6% of the fund
- Bill Holdings4.4% of the fund
- ASML Holding NVASML3.7% of the fund
- GlobalstarGSAT2.9% of the fund
- Amazon.comAMZN2.7% of the fund
- Unity Software2.1% of the fund
- Arista NetworksANET1.9% of the fund
- CienaCIEN1.6% of the fund
- Seagate Technology HoldingsSTX1.5% of the fund
- Super Micro Computer1.5% of the fund
- MongoDB1.5% of the fund
- TeradyneTER1.2% of the fund
- CloudflareNET1.1% of the fund
- CoherentCOHR1.0% of the fund
- Twilio1.0% of the fund
- Cloudflare1.0% of the fund
- Snowflake0.9% of the fund
- SBA CommunicationsSBAC0.8% of the fund
- Guidewire SoftwareGWRE0.6% of the fund
- Applovin0.5% of the fund
- Roblox0.4% of the fund
- Five90.2% of the fund
- Etsy0.2% of the fund
- Guidewire Software0.2% of the fund
- Meta Platforms0.1% of the fund
Added
Bought more of a stock they already held.
- CorningGLW4.7% of the fund+12%
- DoorDashDASH4.6% of the fund+46%
- SynopsysSNPS3.9% of the fund+10%
- SnowflakeSNOW3.3% of the fund+67%
- SeaSE2.7% of the fund+93%
- Analog DevicesADI2.6% of the fund+150%
- OracleORCL1.7% of the fund+91%
- ServiceNowNOW1.2% of the fund+40%
- Trip COM GroupTCOM1.1% of the fund+171%
Cut
Sold some of their stake.
- MACOM Technology Solutions HoldingsMTSI4.8% of the fund-18%
- EquinixEQIX1.9% of the fund-21%
- Marsh & McLennan CompaniesMRSH1.4% of the fund-40%
- KLAKLAC1.2% of the fund-63%
- TwilioTWLO1.2% of the fund-55%
- AirbnbABNB0.8% of the fund-70%
- RobloxRBLX0.3% of the fund-60%
Sold out
Sold their entire stake.
- NvidiaNVDA-100%
- MongoDBMDB-100%
- Palo Alto NetworksPANW-100%
- Advanced Micro DevicesAMD-100%
- MicrosoftMSFT-100%
- FlexFLEX-100%
- SandiskSNDK-100%
- NetflixNFLX-100%
- AlphabetGOOG-100%
- NokiaNOK-100%
- IntuitINTU-100%
- TTM TechnologiesTTMI-100%
- CelesticaCLS-100%
- RambusRMBS-100%
- Unity SoftwareU-100%
- BroadcomAVGO-100%
- EtsyETSY-100%
- ZscalerZS-100%
- Zoom CommunicationsZM-100%
- Smart SH GlobalEM-100%
Holdings
- Bill Holdings
- Share
- 4.4%
- Value
- $4m
- Shares
- 4,660,000
New
- SeaSE
- Share
- 2.7%
- Value
- $3m
- Shares
- 26,214
+93%
- Unity Software
- Share
- 2.1%
- Value
- $2m
- Shares
- 2,000,000
New
- Super Micro Computer
- Share
- 1.5%
- Value
- $1m
- Shares
- 1,500,000
New
- MongoDB
- Share
- 1.5%
- Value
- $1m
- Shares
- 20,000
New
- JoyyJOYY
- Share
- 1.3%
- Value
- $1m
- Shares
- 18,705
Held
- Trip COM GroupTCOM
- Share
- 1.1%
- Value
- $1m
- Shares
- 26,300
+171%
- Sony GroupSONY
- Share
- 1.1%
- Value
- $995,498
- Shares
- 49,626
Held
- Spdr Gold TRGLD
- Share
- 1.0%
- Value
- $943,053
- Shares
- 2,560
Held
- Twilio
- Share
- 1.0%
- Value
- $939,000
- Shares
- 15,000
New
- Cloudflare
- Share
- 1.0%
- Value
- $898,105
- Shares
- 13,800
New
- Snowflake
- Share
- 0.9%
- Value
- $828,250
- Shares
- 10,000
New
- Applovin
- Share
- 0.5%
- Value
- $480,750
- Shares
- 5,000
New
- Roblox
- Share
- 0.4%
- Value
- $363,625
- Shares
- 40,000
New
- Five9
- Share
- 0.2%
- Value
- $177,540
- Shares
- 200,000
New
- Etsy
- Share
- 0.2%
- Value
- $170,625
- Shares
- 12,500
New
- Guidewire Software
- Share
- 0.2%
- Value
- $139,000
- Shares
- 20,000
New
- Meta Platforms
- Share
- 0.1%
- Value
- $138,250
- Shares
- 5,000
New
- Oracle
- Share
- <0.1%
- Value
- $82,300
- Shares
- 20,000
New
- Nutanix
- Share
- <0.1%
- Value
- $40,000
- Shares
- 10,000
New
| Company | Share of fund | Value | Shares | Change |
|---|---|---|---|---|
| Applied MaterialsAMAT | 5.9% | $5m | 7,580 | Held |
| MKSMKSI | 5.6% | $5m | 11,600 | New |
| MACOM Technology Solutions HoldingsMTSI | 4.8% | $4m | 11,661 | -18% |
| CorningGLW | 4.7% | $4m | 17,052 | +12% |
| DoorDashDASH | 4.6% | $4m | 22,900 | +46% |
| Bill Holdings | 4.4% | $4m | 4,660,000 | New |
| SynopsysSNPS | 3.9% | $4m | 8,150 | +10% |
| ASML Holding NVASML | 3.7% | $3m | 1,700 | New |
| SnowflakeSNOW | 3.3% | $3m | 12,000 | +67% |
| GlobalstarGSAT | 2.9% | $3m | 33,500 | New |
| Telephone & Data SystemsTDS | 2.8% | $3m | 70,604 | Held |
| AmphenolAPH | 2.8% | $3m | 14,500 | Held |
| SeaSE | 2.7% | $3m | 26,214 | +93% |
| VisaV | 2.7% | $3m | 7,300 | Held |
| Amazon.comAMZN | 2.7% | $2m | 10,300 | New |
| Analog DevicesADI | 2.6% | $2m | 6,000 | +150% |
| Unity Software | 2.1% | $2m | 2,000,000 | New |
| Arista NetworksANET | 1.9% | $2m | 10,400 | New |
| EquinixEQIX | 1.9% | $2m | 1,645 | -21% |
| NutanixNTNX | 1.8% | $2m | 32,890 | Held |
| American TowerAMT | 1.8% | $2m | 9,914 | Held |
| OracleORCL | 1.7% | $2m | 10,500 | +91% |
| CienaCIEN | 1.6% | $1m | 3,040 | New |
| Seagate Technology HoldingsSTX | 1.5% | $1m | 1,480 | New |
| Super Micro Computer | 1.5% | $1m | 1,500,000 | New |
| MongoDB | 1.5% | $1m | 20,000 | New |
| Marsh & McLennan CompaniesMRSH | 1.4% | $1m | 7,932 | -40% |
| JoyyJOYY | 1.3% | $1m | 18,705 | Held |
| TeradyneTER | 1.2% | $1m | 2,320 | New |
| ServiceNowNOW | 1.2% | $1m | 11,230 | +40% |
| KLAKLAC | 1.2% | $1m | 3,540 | -63% |
| TwilioTWLO | 1.2% | $1m | 5,166 | -55% |
| Trip COM GroupTCOM | 1.1% | $1m | 26,300 | +171% |
| Sony GroupSONY | 1.1% | $995,498 | 49,626 | Held |
| CloudflareNET | 1.1% | $993,536 | 4,046 | New |
| CoherentCOHR | 1.0% | $946,728 | 2,400 | New |
| Spdr Gold TRGLD | 1.0% | $943,053 | 2,560 | Held |
| Twilio | 1.0% | $939,000 | 15,000 | New |
| Cloudflare | 1.0% | $898,105 | 13,800 | New |
| Snowflake | 0.9% | $828,250 | 10,000 | New |
| ShopifySHOP | 0.9% | $820,954 | 7,190 | Held |
| Universal DisplayOLED | 0.9% | $798,100 | 9,217 | Held |
| AirbnbABNB | 0.8% | $715,500 | 5,000 | -70% |
| SBA CommunicationsSBAC | 0.8% | $705,840 | 4,000 | New |
| Guidewire SoftwareGWRE | 0.6% | $541,420 | 4,400 | New |
| Applovin | 0.5% | $480,750 | 5,000 | New |
| ElasticESTC | 0.4% | $376,332 | 6,600 | Held |
| Roblox | 0.4% | $363,625 | 40,000 | New |
| SentinelOneS | 0.4% | $339,400 | 20,000 | Held |
| RobloxRBLX | 0.3% | $320,960 | 5,900 | -60% |
| Five9 | 0.2% | $177,540 | 200,000 | New |
| Etsy | 0.2% | $170,625 | 12,500 | New |
| ZiprecruiterZIP | 0.2% | $145,538 | 38,810 | Held |
| Guidewire Software | 0.2% | $139,000 | 20,000 | New |
| Meta Platforms | 0.1% | $138,250 | 5,000 | New |
| Oracle | <0.1% | $82,300 | 20,000 | New |
| Nutanix | <0.1% | $40,000 | 10,000 | New |
Over time and by industry
Value over time
Dec '25
Jun '26
Value is up 49.1% since 31 December 2025.
Where the money is
Technology52.6%
Retail & consumer8.0%
Media & telecom5.8%
Real estate4.4%
Financial services4.1%
Industrials3.7%
Other21.4%
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.