Login
Super Investors Sunstone Asset Management, LP
SA

Sunstone Asset Management, LP

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$92.4M
Positions
57
Quarter ended
June 30, 2026
Filed
August 14, 2026

Reported portfolio value by quarter (3 quarters reported)

$104M $85.2M
Q4 25 Q1 26 Q2 26

$104M in Q4 2025 → $92.4M now. Hover for any quarter.

Holdings

As reported for the quarter ended June 30, 2026. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
AM Applied Matls Inc 5.9% Added 1.1% 7,580 $5.48M
MI Mks Instruments Inc 5.6% New 11,600 $5.16M
MT Macom Tech Solutions Hldgs I 4.8% Trimmed 18% 11,661 $4.44M
Corning Inc 4.7% Added 12% 17,052 $4.35M
Doordash Inc 4.6% Added 46% 22,900 $4.23M
Bill Holdings Inc 4.4% Unchanged 4,660,000 $4.04M
Synopsys Inc 3.9% Added 9.7% 8,150 $3.64M
AH Asml Holding N V 3.7% New 1,700 $3.38M
Snowflake Inc 3.3% Added 67% 12,000 $3.05M
Globalstar Inc 2.9% New 33,500 $2.72M
T& Telephone & Data Sys Inc 2.8% Unchanged 70,604 $2.61M
Amphenol Corp 2.8% Unchanged 14,500 $2.56M
Sea Ltd 2.7% Added 93% 26,214 $2.51M
Visa Inc 2.7% Unchanged 7,300 $2.5M
Amazon Com Inc 2.7% New 10,300 $2.45M
Analog Devices Inc 2.6% Added 150% 6,000 $2.38M
Unity Software Inc 2.1% Unchanged 2,000,000 $1.97M
Arista Networks Inc 1.9% New 10,400 $1.77M
Equinix Inc 1.9% Trimmed 21% 1,645 $1.71M
Nutanix Inc 1.8% Unchanged 32,890 $1.68M
American Tower Corp 1.8% Unchanged 9,914 $1.62M
Oracle Corp 1.7% Added 91% 10,500 $1.54M
Ciena Corp 1.6% New 3,040 $1.49M
ST Seagate Technology Hldngs Pl 1.5% New 1,480 $1.43M
Super Micro Computer Inc 1.5% Added 50% 1,500,000 $1.39M
Mongodb Inc 1.5% New 20,000 $1.38M
M& Marsh & Mclennan Cos Inc 1.4% Trimmed 40% 7,932 $1.32M
Joyy Inc 1.3% Unchanged 18,705 $1.23M
Teradyne Inc 1.2% New 2,320 $1.12M
Servicenow Inc 1.2% Added 40% 11,230 $1.11M
Kla Corp 1.2% Added 269% 3,540 $1.07M
Twilio Inc 1.2% Trimmed 55% 5,166 $1.07M
Trip Com Group Ltd 1.1% Added 171% 26,300 $1.05M
Sony Group Corp 1.1% Unchanged 49,626 $995K
Cloudflare Inc 1.1% New 4,046 $994K
Coherent Corp 1.0% New 2,400 $947K
SG SPDR Gold Tr 1.0% Unchanged 2,560 $943K
Twilio Inc 1.0% New 15,000 $939K
Cloudflare Inc 1.0% New 13,800 $898K
Snowflake Inc 0.9% New 10,000 $828K
Shopify Inc 0.9% Unchanged 7,190 $821K
Universal Display Corp 0.9% Unchanged 9,217 $798K
Airbnb Inc 0.8% Trimmed 70% 5,000 $716K
Sba Communications Corp 0.8% New 4,000 $706K
Guidewire Software Inc 0.6% New 4,400 $541K
Applovin Corp 0.5% New 5,000 $481K
Elastic N V 0.4% Unchanged 6,600 $376K
Roblox Corp 0.4% New 40,000 $364K
Sentinelone Inc 0.4% Unchanged 20,000 $339K
Roblox Corp 0.3% Trimmed 60% 5,900 $321K
Five9 Inc 0.2% Unchanged 200,000 $178K
Etsy Inc 0.2% New 12,500 $171K
Ziprecruiter Inc 0.2% Unchanged 38,810 $146K
Guidewire Software Inc 0.2% New 20,000 $139K
Meta Platforms Inc 0.1% New 5,000 $138K
Oracle Corp 0.1% New 20,000 $82.3K
Nutanix Inc 0.0% New 10,000 $40K

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 2 quarters.

Q2 2026

quarter ended June 30, 2026 · filed August 14, 2026

Company Action Shares changed Value of change % of portfolio
Nvidia Corporation Exited −30,441 −$5.31M —
MI Mks Instruments Inc New +11,600 +$5.16M 5.6%
Mongodb Inc Exited −15,996 −$3.92M —
AH Asml Holding N V New +1,700 +$3.38M 3.7%
Palo Alto Networks Inc Exited −17,113 −$2.74M —
Globalstar Inc New +33,500 +$2.72M 2.9%
Amazon Com Inc New +10,300 +$2.45M 2.7%
Advanced Micro Devices Inc Exited −11,096 −$2.26M —
Microsoft Corp Exited −5,900 −$2.18M —
FI Flextronics Intl Ltd Exited −30,274 −$1.98M —

Showing the 10 largest of 68 changes.

Q1 2026

quarter ended March 31, 2026 · filed May 14, 2026

Company Action Shares changed Value of change % of portfolio
Iqiyi Inc Exited −30,800,000 −$31M —
Cyberark Software Ltd Exited −8,600 −$3.84M —
Palo Alto Networks Inc New +17,113 +$2.74M 3.2%
Mongodb Inc Added +10,545 +$2.58M 4.6%
Advanced Micro Devices Inc New +11,096 +$2.26M 2.7%
C Confluent Inc Exited −2,297,000 −$2.24M —
Corning Inc New +15,171 +$2.06M 2.4%
Amphenol Corp New +14,500 +$1.83M 2.2%
Nvidia Corporation Added +10,000 +$1.74M 6.2%
Monday Com Ltd Exited −11,641 −$1.72M —

Showing the 10 largest of 60 changes.

Create Account

Sign up for free to unlock this feature.

Already have an account? Sign in

Premium Feature

This feature requires a premium subscription to unlock unlimited historical data and advanced analysis tools.

Premium includes:

  • Unlimited historical financial data
  • Advanced analytics and insights
  • Priority support