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Sunstone Asset Management, LP

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13F filer, CIK 2111996, New York, NY

Sunstone Asset Management, LP reported $85,170,397 across 61 holdings for the quarter ended 2026-03-31, in a 13F-HR filed 2026-05-14. Its ten largest share positions make up 38.19% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0000912282-26-000730

Period
2026-03-31
Reported value
$85.2M
Holdings
61
Top 10 weight
38.19%
New
20
Sold out
18

Largest buys vs the previous quarter

SecurityShares changeApprox. value
PANWnew+17,113$2.74M
MDBadded+10,545$2.58M
AMDnew+11,096$2.26M
GLWnew+15,171$2.06M
APHnew+14,500$1.83M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
CYBERARK SOFTWARE LTD/ISRAELexited-8,600-$3.84M
MNDYexited-11,641-$1.72M
TXNexited-8,348-$1.45M
FORMexited-15,409-$859K
AVGOreduced-2,520-$780K

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q1 2026

Share positions as resolved from 13F-HR 0000912282-26-000730, largest first. % of portfolio is the value over $84,862,109, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
NVDANVIDIA CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 20,441 shares; 2026Q1: 30,441 shares 30,441$5.31M6.26%+10,000Timeline
MDBMONGODB INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 5,451 shares; 2026Q1: 15,996 shares 15,996$3.92M4.61%+10,545Timeline
MTSIMACOM TECH SOLUTIONS HLDGS IQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 12,761 shares; 2026Q1: 14,261 shares 14,261$3.17M3.73%+1,500Timeline
TDSTELEPHONE & DATA SYS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 70,604 shares; 2026Q1: 70,604 shares 70,604$2.97M3.5%0Timeline
SNPSSYNOPSYS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 5,010 shares; 2026Q1: 7,430 shares 7,430$2.95M3.47%+2,420Timeline
PANWPALO ALTO NETWORKS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: 17,113 shares 17,113$2.74M3.23%newTimeline
AMATAPPLIED MATLS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 3,100 shares; 2026Q1: 7,500 shares 7,500$2.56M3.02%+4,400Timeline
DASHDOORDASH INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 13,860 shares; 2026Q1: 15,700 shares 15,700$2.36M2.78%+1,840Timeline
MRSHMARSH & MCLENNAN COS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 13,132 shares; 2026Q1: 13,132 shares 13,132$2.28M2.68%0Timeline
AMDADVANCED MICRO DEVICES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: 11,096 shares 11,096$2.26M2.66%newTimeline
VVISA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 7,300 shares; 2026Q1: 7,300 shares 7,300$2.21M2.6%0Timeline
MSFTMICROSOFT CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 4,900 shares; 2026Q1: 5,900 shares 5,900$2.18M2.57%+1,000Timeline
ABNBAIRBNB INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 16,700 shares; 2026Q1: 16,700 shares 16,700$2.11M2.49%0Timeline
GLWCORNING INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: 15,171 shares 15,171$2.06M2.43%newTimeline
EQIXEQUINIX INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 2,085 shares; 2026Q1: 2,085 shares 2,085$2.04M2.41%0Timeline
FLEXFLEX LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 33,524 shares; 2026Q1: 30,274 shares 30,274$1.98M2.34%-3,250Timeline
APHAMPHENOL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: 14,500 shares 14,500$1.83M2.16%newTimeline
AMTAMERICAN TOWER CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 9,914 shares; 2026Q1: 9,914 shares 9,914$1.71M2.02%0Timeline
SNDKSANDISK CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 3,000 shares; 2026Q1: 2,600 shares 2,600$1.65M1.95%-400Timeline
NFLXNETFLIX INC.Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 16,000 shares; 2026Q1: 16,000 shares 16,000$1.54M1.81%0Timeline
TWLOTWILIO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 10,515 shares; 2026Q1: 11,566 shares 11,566$1.46M1.71%+1,051Timeline
KLACKLA CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: 960 shares 960$1.41M1.67%newTimeline
GOOGALPHABET INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 3,647 shares; 2026Q1: 4,647 shares 4,647$1.33M1.57%+1,000Timeline
NOKNOKIA CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: 164,800 shares 164,800$1.32M1.56%newTimeline
NTNXNUTANIX INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 29,900 shares; 2026Q1: 32,890 shares 32,890$1.25M1.47%+2,990Timeline
INTUINTUITQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: 2,880 shares 2,880$1.25M1.47%newTimeline
TTMITTM TECHNOLOGIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 13,575 shares; 2026Q1: 12,100 shares 12,100$1.18M1.39%-1,475Timeline
SESEA LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 6,614 shares; 2026Q1: 13,614 shares 13,614$1.13M1.33%+7,000Timeline
CLSCELESTICA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 3,998 shares; 2026Q1: 3,998 shares 3,998$1.13M1.33%0Timeline
GLDSPDR GOLD TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 2,190 shares; 2026Q1: 2,560 shares 2,560$1.1M1.3%+370Timeline
JOYYJOYY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 13,905 shares; 2026Q1: 18,705 shares 18,705$1.09M1.29%+4,800Timeline
SNOWSNOWFLAKE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: 7,200 shares 7,200$1.09M1.28%newTimeline
SONYSONY GROUP CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 34,926 shares; 2026Q1: 49,626 shares 49,626$1.03M1.21%+14,700Timeline
RMBSRAMBUS INC DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: 11,746 shares 11,746$1.01M1.19%newTimeline
UUNITY SOFTWARE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: 42,900 shares 42,900$941K1.11%newTimeline
SHOPSHOPIFY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 4,900 shares; 2026Q1: 7,190 shares 7,190$853K1.01%+2,290Timeline
OLEDUNIVERSAL DISPLAY CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 9,217 shares; 2026Q1: 9,217 shares 9,217$845K1%0Timeline
AVGOBROADCOM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 5,241 shares; 2026Q1: 2,721 shares 2,721$843K0.99%-2,520Timeline
NOWSERVICENOW INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 7,300 shares; 2026Q1: 8,030 shares 8,030$839K0.99%+730Timeline
RBLXROBLOX CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: 14,729 shares 14,729$833K0.98%newTimeline
ORCLORACLE CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 5,000 shares; 2026Q1: 5,500 shares 5,500$809K0.95%+500Timeline
ADIANALOG DEVICES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: 2,400 shares 2,400$764K0.9%newTimeline
ETSYETSY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 10,900 shares; 2026Q1: 10,900 shares 10,900$545K0.64%0Timeline
ZSZSCALER INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: 3,760 shares 3,760$527K0.62%newTimeline
TCOMTRIP COM GROUP LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: 9,700 shares 9,700$483K0.57%newTimeline
ZMZOOM COMMUNICATIONS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: 4,200 shares 4,200$338K0.4%newTimeline
ESTCELASTIC N VQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: 6,600 shares 6,600$330K0.39%newTimeline
SSENTINELONE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not reported; 2026Q1: 20,000 shares 20,000$258K0.3%newTimeline
ZIPZIPRECRUITER INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 38,810 shares; 2026Q1: 38,810 shares 38,810$71.4K0.08%0Timeline
EMSMART SH GLOBAL LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: 48,918 shares; 2026Q1: 48,918 shares 48,918$55.3K0.07%0Timeline

Options

Puts and calls, as filed. The amount and value describe the underlying shares, not the option premium, so they stay out of % of portfolio (H5).

SecurityTypeAmountValueChange
CORNING INCCORNING INC CALLcall10,000$159Knew
ETSY INCETSY INC CALLcall12,500$71.8Knew
MAPLEBEAR INCMAPLEBEAR INC CALLcall60,000$37.5K0
PALO ALTO NETWORKS INCPALO ALTO NETWORKS INC CALL AUG 270call10,000$21.4K0
NUTANIX INCNUTANIX INC CALLcall10,000$18.8K0

Principal amounts

Notes and convertibles filed as a face amount (PRN). A face amount is never added to a share count (H6).

SecurityTypeAmountValueChange
BILL HOLDINGS INCBILL HOLDINGS INC NOTE 4/0principal4,660,000$4.16M+1,660,000
UNITY SOFTWARE INCUNITY SOFTWARE INC NOTE 11/1principal2,000,000$1.95M0
ETSY INCETSY INC NOTE 0.125%10/0principal1,000,000$978K0
SUPER MICRO COMPUTER INCSUPER MICRO COMPUTER INC NOTE 2.250% 7/1principal1,000,000$872Knew
SUPER MICRO COMPUTER INCSUPER MICRO COMPUTER INC NOTE 3.500% 3/0principal1,000,000$800K0
FIVE9 INCFIVE9 INC CNVprincipal200,000$174K0

Sold out in Q1 2026

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
IQIYI INCIQIYI INC30,800,000$31Mprincipal
CYBERARK SOFTWARE LTD/ISRAELCYBERARK SOFTWARE LTD/ISRAEL8,600$3.84Mshares
CONFLUENT INCCONFLUENT INC2,297,000$2.24Mprincipal
MNDYMONDAY COM LTD11,641$1.72Mshares
TXNTEXAS INSTRS INC8,348$1.45Mshares
TERADYNE INCTERADYNE INC10,000$967Kcall
FORMFORMFACTOR INC15,409$859Kshares
TTDTHE TRADE DESK INC20,000$759Kshares
CFLTCONFLUENT INC-CLASS A21,300$644Kshares
DDOGDATADOG INC3,206$436Kshares
BEBLOOM ENERGY CORP4,800$417Kshares
SMCISUPER MICRO COMPUTER INC14,000$410Kshares
MONGODB INCMONGODB INC5,000$368Kcall
KVYOKLAVIYO INC10,335$336Kshares
CONFLUENT INCCONFLUENT INC45,000$240Kcall
BROADCOM INCBROADCOM INC5,000$232Kcall
NVIDIA CORPORATIONNVIDIA CORPORATION10,000$68.2Kcall
SENTINELONE INCSENTINELONE INC70,000$20.5Kcall

How Q1 2026 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0000912282-26-000730 base2026-05-14acceptance time not in the bulk data set