Sunstone Asset Management, L.P. Portfolio Stock Holdings

According to the SEC 13F filed on August 14, 2026, Sunstone Asset Management, L.P. disclosed 42 stock positions valued at approximately $92.36M as of quarter-end June 30, 2026. The largest holdings include APPLIED MATLS INC, MKS INSTRUMENTS INC, and MACOM TECH SOLUTIONS HLDGS I.

Report Period
June 30, 2026
No. of Stocks
42
Portfolio Value
$92.36M
Holdings by Sector
Sunstone Asset Management, L.P. Portfolio Holdings in Q2 2026
CompanySymbolSectorPortfolio %SharesChange (Shares)Change %Value
APPLIED MATLS INCAMATTechnology5.93%7,580+80+1.07%$5,480,340
MKS INSTRUMENTS INCMKSITechnology5.59%11,600+11,600+100.00%$5,159,680
MACOM TECH SOLUTIONS HLDGS IMTSITechnology4.80%11,661-2,600-18.23%$4,435,495
CORNING INCGLWTechnology4.71%17,052+1,881+12.40%$4,353,205
DOORDASH INCDASHCommunication Services4.58%22,900+7,200+45.86%$4,225,737
SYNOPSYS INCSNPSTechnology3.94%8,150+720+9.69%$3,635,471
ASML HOLDING N VASMLOther3.66%1,700+1,700+100.00%$3,382,048
SNOWFLAKE INCSNOWTechnology3.31%12,000+4,800+66.67%$3,054,000
GLOBALSTAR INCGSATOther2.95%33,500+33,500+100.00%$2,723,215
TELEPHONE & DATA SYS INCTDSCommunication Services2.83%70,604--$2,613,054
AMPHENOL CORPAPHTechnology2.77%14,500--$2,556,640
SEA LTDSEConsumer Cyclical2.72%26,214+12,600+92.55%$2,512,088
VISA INCVFinancial Services2.71%7,300--$2,504,557
AMAZON COM INCAMZNConsumer Cyclical2.66%10,300+10,300+100.00%$2,454,902
ANALOG DEVICES INCADITechnology2.58%6,000+3,600+150.00%$2,383,020
ARISTA NETWORKS INCANETOther1.91%10,400+10,400+100.00%$1,766,752
EQUINIX INCEQIXReal Estate1.86%1,645-440-21.10%$1,714,732
NUTANIX INCNTNXTechnology1.81%32,890--$1,676,074
AMERICAN TOWER CORPAMTReal Estate1.76%9,914--$1,621,633
ORACLE CORPORCLTechnology1.67%10,500+5,000+90.91%$1,540,035
CIENA CORPCIENTechnology1.61%3,040+3,040+100.00%$1,491,302
SEAGATE TECHNOLOGY HLDNGS PLSTXOther1.55%1,480+1,480+100.00%$1,428,200
MARSH & MCLENNAN COS INCMMCFinancial Services1.43%7,932-5,200-39.60%$1,322,026
JOYY INCYYCommunication Services1.34%18,705--$1,234,343
TERADYNE INCTERTechnology1.22%2,320+2,320+100.00%$1,122,509
SERVICENOW INCNOWTechnology1.21%11,230+3,200+39.85%$1,114,914
KLA CORPKLACTechnology1.16%3,540+2,580+268.75%$1,068,053
TWILIO INCTWLOTechnology1.15%5,166-6,400-55.33%$1,065,901
TRIP COM GROUP LTDTCOMConsumer Cyclical1.13%26,300+16,600+171.13%$1,047,792
SONY GROUP CORPSONYTechnology1.08%49,626--$995,498
Showing 30 of 42 holdings in the latest reporting period.