Sunstone Asset Management, L.P.
13F Reported Value
ⓘ$92.4M
Holdings
57
Latest Filing
2026-06-30
Filing Quarter
Q2 2026
Portfolio Overview
Sunstone Asset Management, L.P. disclosed 57 positions worth $92.4M in its Form 13F-HR for Q2 2026, led by $AMAT (APPLIED MATERIALS INC /DE) at 5.9% of the equity portfolio, followed by $MKSI and $MTSI. During the quarter the fund opened 16 new positions and exited 23 — including a new stake in $MKSI and a full exit from $NVDA. The portfolio is most concentrated in Technology (65.0% of disclosed assets). All figures are sourced directly from Sunstone Asset Management, L.P.’s Form 13F-HR filing with the SEC under CIK 2111996.
AI Fund Analysis
ConcentratingSector Allocation
AUM History
Top Equity Holdings by Value
Quarterly Activity — Q2 2026
Click any card to unlockTop Holdings
- 72.3#157
Quality
$5.5M7,580 sh - 61.2#798
Quality
$5.2M11,600 sh - 69.4#268
Quality
$4.4M11,661 sh - 73.7
Quality
$4.4M17,052 sh - 71.0
Quality
$4.2M22,900 sh - 56.0
Quality
$4.0M4,660,000 sh - 67.9
Quality
$3.6M8,150 sh - —
Quality
$3.4M1,700 sh - 54.9
Quality
$3.1M12,000 sh - 52.5
Quality
$2.7M33,500 sh
| Company | Quality | Value | Shares |
|---|---|---|---|
 APPLIED MATERIALS INC /DE$AMAT | 72.3#157 | $5.5M | 7,580 |
 MKS INC$MKSI | 61.2#798 | $5.2M | 11,600 |
 MACOM Technology Solutions Holdings, Inc.$MTSI | 69.4#268 | $4.4M | 11,661 |
 CORNING INC /NY$GLW | 73.7 | $4.4M | 17,052 |
 DoorDash, Inc.$DASH | 71.0 | $4.2M | 22,900 |
 BILL Holdings, Inc.$BILL | 56.0 | $4.0M | 4,660,000 |
 SYNOPSYS INC$SNPS | 67.9 | $3.6M | 8,150 |
 ASML HOLDING NV$ASML | — | $3.4M | 1,700 |
 Snowflake Inc.$SNOW | 54.9 | $3.1M | 12,000 |
 Globalstar, Inc.$GSAT | 52.5 | $2.7M | 33,500 |
Unlock AI quality scores for every holding
32-signal composite ranking on each of Sunstone Asset Management, L.P.'s 57 positions.
Showing top 10 of 57 holdings.
Sector Allocation
Technology
$60.1M
Industrials
$11.3M
Communication Services
$5.3M
Financials
$4.8M
Materials
$4.4M
Real Estate
$4.0M
Consumer Discretionary
$2.5M
Full Holdings — Sunstone Asset Management, L.P. (Q2 2026)
All 57 disclosed positions from the latest Form 13F-HR, with quarter-over-quarter share changes and 13F Pro quality scores. Sourced from SEC EDGAR.
| # | Ticker | Company | Value | Weight | QoQ | Quality |
|---|---|---|---|---|---|---|
| 1 | $AMAT | APPLIED MATERIALS INC /DE | $5.5M | 5.9% | +1% | 72.3 |
| 2 | $MKSI | MKS INC | $5.2M | 5.6% | NEW | 61.2 |
| 3 | $MTSI | MACOM Technology Solutions Holdings, Inc. | $4.4M | 4.8% | -18% | 69.4 |
| 4 | $GLW | CORNING INC /NY | $4.4M | 4.7% | +12% | 73.7 |
| 5 | $DASH | DoorDash, Inc. | $4.2M | 4.6% | +46% | 71 |
| 6 | $BILL | BILL Holdings, Inc. | $4.0M | 4.4% | +0% | 56 |
| 7 | $SNPS | SYNOPSYS INC | $3.6M | 3.9% | +10% | 67.9 |
| 8 | $ASML | ASML HOLDING NV | $3.4M | 3.7% | NEW | — |
| 9 | $SNOW | Snowflake Inc. | $3.1M | 3.3% | +67% | 54.9 |
| 10 | $GSAT | Globalstar, Inc. | $2.7M | 3.0% | NEW | 52.5 |
| 11 |  $TDS | TELEPHONE & DATA SYSTEMS INC /DE/ | $2.6M | 2.8% | +0% | 42.3 |
| 12 |  $APH | AMPHENOL CORP /DE/ | $2.6M | 2.8% | +0% | 79.3 |
| 13 |  $SE | Sea Ltd | $2.5M | 2.7% | +93% | — |
| 14 |  $V | VISA INC. | $2.5M | 2.7% | +0% | 82.9 |
| 15 |  $AMZN | AMAZON COM INC | $2.5M | 2.7% | NEW | 68.7 |
| 16 |  $ADI | ANALOG DEVICES INC | $2.4M | 2.6% | +150% | 79.2 |
| 17 |  $U | Unity Software Inc. | $2.0M | 2.1% | +0% | 38.9 |
| 18 |  $ANET | Arista Networks, Inc. | $1.8M | 1.9% | NEW | 81.9 |
| 19 |  $EQIX | EQUINIX INC | $1.7M | 1.9% | -21% | 59 |
| 20 |  $NTNX | Nutanix, Inc. | $1.7M | 1.8% | +0% | 70.2 |
| 21 |  $AMT | AMERICAN TOWER CORP /MA/ | $1.6M | 1.8% | +0% | 66.3 |
| 22 |  $ORCL | ORACLE CORP | $1.5M | 1.7% | +91% | 66.2 |
| 23 |  $CIEN | CIENA CORP | $1.5M | 1.6% | NEW | 72.9 |
| 24 |  $STX | Seagate Technology Holdings plc | $1.4M | 1.6% | NEW | — |
| 25 |  $SMCI | Super Micro Computer, Inc. | $1.4M | 1.5% | +50% | 62 |
| 26 |  $MDB | MongoDB, Inc. | $1.4M | 1.5% | +25% | 68.8 |
| 27 |  $MRSH | MARSH & MCLENNAN COMPANIES, INC. | $1.3M | 1.4% | -40% | 66.2 |
| 28 |  $JOYY | JOYY Inc. | $1.2M | 1.3% | +0% | — |
| 29 |  $TER | TERADYNE, INC | $1.1M | 1.2% | NEW | 77.3 |
| 30 |  $NOW | ServiceNow, Inc. | $1.1M | 1.2% | +40% | 72.9 |
| 31 |  $KLAC | KLA CORP | $1.1M | 1.2% | +269% | 78.6 |
| 32 |  $TWLO | TWILIO INC | $1.1M | 1.1% | -55% | 70.4 |
| 33 |  $TCOM | Trip.com Group Ltd | $1.0M | 1.1% | +171% | — |
| 34 |  $SONY | Sony Group Corp | $995,498 | 1.1% | +0% | — |
| 35 |  $NET | Cloudflare, Inc. | $993,536 | 1.1% | NEW | 56.4 |
| 36 |  $COHR | COHERENT CORP. | $946,728 | 1.0% | NEW | 58.5 |
| 37 |  $GLD | SPDR GOLD TRUST | $943,053 | 1.0% | +0% | — |
| 38 | $TWLO | TWILIO INC | $939,000 | 1.0% | NEW | 70.4 |
| 39 | $NET | Cloudflare, Inc. | $898,105 | 1.0% | NEW | 56.4 |
| 40 | $SNOW | Snowflake Inc. | $828,250 | 0.9% | NEW | 54.9 |
| 41 |  $SHOP | SHOPIFY INC. | $820,954 | 0.9% | +0% | 64.9 |
| 42 |  $OLED | UNIVERSAL DISPLAY CORP \PA\ | $798,100 | 0.9% | +0% | 58.7 |
| 43 |  $ABNB | Airbnb, Inc. | $715,500 | 0.8% | -70% | 71 |
| 44 |  $SBAC | SBA COMMUNICATIONS CORP | $705,840 | 0.8% | NEW | 63.7 |
| 45 |  $GWRE | Guidewire Software, Inc. | $541,420 | 0.6% | NEW | 68.9 |
| 46 |  $APP | AppLovin Corp | $480,750 | 0.5% | NEW | 84.4 |
| 47 |  $ESTC | Elastic N.V. | $376,332 | 0.4% | +0% | 55.5 |
| 48 |  $RBLX | Roblox Corp | $363,625 | 0.4% | NEW | 60.3 |
| 49 |  $S | SentinelOne, Inc. | $339,400 | 0.4% | +0% | 44.4 |
| 50 | $RBLX | Roblox Corp | $320,960 | 0.3% | -60% | 60.3 |
| 51 |  $FIVN | Five9, Inc. | $177,540 | 0.2% | +0% | 59.7 |
| 52 |  $ETSY | ETSY INC | $170,625 | 0.2% | +15% | 61.2 |
| 53 |  $ZIP | ZIPRECRUITER, INC. | $145,538 | 0.2% | +0% | 37.8 |
| 54 | $GWRE | Guidewire Software, Inc. | $139,000 | 0.1% | NEW | 68.9 |
| 55 |  $META | Meta Platforms, Inc. | $138,250 | 0.1% | NEW | 79.6 |
| 56 | $ORCL | ORACLE CORP | $82,300 | 0.1% | NEW | 66.2 |
| 57 | $NTNX | Nutanix, Inc. | $40,000 | 0.0% | NEW | 70.2 |
New Positions (16)
$MKSI MKS INC$5.2M$ASML ASML HOLDING NV$3.4M$GSAT Globalstar, Inc.$2.7M$AMZN AMAZON COM INC$2.5M$ANET Arista Networks, Inc.$1.8M$CIEN CIENA CORP$1.5M$STX Seagate Technology Holdings plc$1.4M$TER TERADYNE, INC$1.1M$NET Cloudflare, Inc.$993,536$COHR COHERENT CORP.$946,728$NET Cloudflare, Inc.$898,105$SBAC SBA COMMUNICATIONS CORP$705,840$GWRE Guidewire Software, Inc.$541,420$APP AppLovin Corp$480,750$GWRE Guidewire Software, Inc.$139,000Exited Positions (23)
$NVDA NVIDIA CORP
$PANW Palo Alto Networks Inc
$AMD ADVANCED MICRO DEVICES INC
$MSFT MICROSOFT CORP
$FLEX FLEX LTD.
$SNDK Sandisk Corp
$NFLX NETFLIX INC
$GOOG Alphabet Inc.
$NOK NOKIA CORP
$INTU INTUIT INC.
$TTMI TTM TECHNOLOGIES INC
$CLS CELESTICA INC
$RMBS RAMBUS INC
$AVGO Broadcom Inc.Browse Top Institutional Investors
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AI-Powered Hedge Fund Analysis: Sunstone Asset Management, L.P.
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