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Octahedron Capital Management L.P.

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13F filer, CIK 1891904, BURLINGAME, CA

Octahedron Capital Management L.P. reported $175,939,809 across 23 holdings for the quarter ended 2025-09-30, in a 13F-HR filed 2025-11-12. Its ten largest share positions make up 76.84% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001891904-25-000011

Period
2025-09-30
Reported value
$176M
Holdings
23
Top 10 weight
76.84%
New
5
Sold out
4

Largest buys vs the previous quarter

SecurityShares changeApprox. value
MNDYadded+49,900$9.67M
UBERadded+61,000$5.98M
RBRKadded+57,300$4.71M
Vnew+12,550$4.28M
NOWnew+4,250$3.91M

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
MDBreduced-34,300-$10.6M
GOOGLreduced-36,000-$8.75M
GTLBexited-81,900-$3.69M
AMZNreduced-16,500-$3.62M
CFLTreduced-58,800-$1.16M

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, Q3 2025

Share positions as resolved from 13F-HR 0001891904-25-000011, largest first. % of portfolio is the value over $175,939,809, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
NUNU HLDGS LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 890,000 shares; 2024Q4: 1,175,000 shares; 2025Q1: 1,024,750 shares; 2025Q2: 1,608,000 shares; 2025Q3: 1,726,000 shares 1,726,000$27.6M15.71%+118,000Timeline
UBERUBER TECHNOLOGIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 138,000 shares; 2024Q4: 226,500 shares; 2025Q1: 185,000 shares; 2025Q2: 110,000 shares; 2025Q3: 171,000 shares 171,000$16.8M9.52%+61,000Timeline
GOOGLALPHABET INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 14,600 shares; 2024Q4: 54,850 shares; 2025Q1: 75,000 shares; 2025Q2: 101,700 shares; 2025Q3: 65,700 shares 65,700$16M9.08%-36,000Timeline
HOODROBINHOOD MKTS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 13,250 shares; 2025Q1: 63,000 shares; 2025Q2: 111,500 shares; 2025Q3: 111,400 shares 111,400$16M9.07%-100Timeline
NVDANVIDIA CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 42,700 shares; 2025Q1: 71,300 shares; 2025Q2: 48,000 shares; 2025Q3: 66,000 shares 66,000$12.3M7%+18,000Timeline
MNDYMONDAY COM LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 17,400 shares; 2025Q2: 12,000 shares; 2025Q3: 61,900 shares 61,900$12M6.81%+49,900Timeline
ASMLASML HLDG NVQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 3,000 shares; 2024Q4: 7,750 shares; 2025Q1: 11,475 shares; 2025Q2: 8,000 shares; 2025Q3: 10,400 shares 10,400$10.1M5.72%+2,400Timeline
TSMTAIWAN SEMICONDUCTOR MANUFACQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 45,400 shares; 2025Q2: 32,500 shares; 2025Q3: 32,500 shares 32,500$9.08M5.16%0Timeline
CVNACARVANA COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 18,300 shares; 2025Q1: 39,200 shares; 2025Q2: 11,400 shares; 2025Q3: 21,600 shares 21,600$8.15M4.63%+10,200Timeline
AMZNAMAZON COM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 49,300 shares; 2024Q4: 24,300 shares; 2025Q1: 33,200 shares; 2025Q2: 49,700 shares; 2025Q3: 33,200 shares 33,200$7.29M4.14%-16,500Timeline
YMMFULL TRUCK ALLIANCE CO LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 320,000 shares; 2024Q4: 524,000 shares; 2025Q1: 249,000 shares; 2025Q2: 482,041 shares; 2025Q3: 452,000 shares 452,000$5.86M3.33%-30,041Timeline
RBRKRUBRIK INC.Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 236,910 shares; 2024Q4: 35,460 shares; 2025Q1: 21,309 shares; 2025Q2: 7,500 shares; 2025Q3: 64,800 shares 64,800$5.33M3.03%+57,300Timeline
MDBMONGODB INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 29,500 shares; 2025Q1: 65,000 shares; 2025Q2: 50,150 shares; 2025Q3: 15,850 shares 15,850$4.92M2.8%-34,300Timeline
INTCINTEL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 80,000 shares; 2025Q1: 115,000 shares; 2025Q2: 32,500 shares; 2025Q3: 138,500 shares 138,500$4.65M2.64%+106,000Timeline
VVISA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 12,550 shares 12,550$4.28M2.44%newTimeline
CHYMCHIME FINL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 100,000 shares; 2025Q3: 200,000 shares 200,000$4.03M2.29%+100,000Timeline
NOWSERVICENOW INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 4,250 shares 4,250$3.91M2.22%newTimeline
ONTOONTO INNOVATION INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 15,000 shares 15,000$1.94M1.1%newTimeline
COHRCOHERENT CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 17,000 shares 17,000$1.83M1.04%newTimeline
CFLTCONFLUENT INC-CLASS AQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 140,500 shares; 2025Q3: 81,700 shares 81,700$1.62M0.92%-58,800Timeline
AVGOBROADCOM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 2,550 shares; 2025Q3: 2,550 shares 2,550$841K0.48%0Timeline
SNOWSNOWFLAKE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 87,500 shares; 2024Q4: 33,200 shares; 2025Q1: 18,000 shares; 2025Q2: 3,310 shares; 2025Q3: 3,410 shares 3,410$769K0.44%+100Timeline
COINCOINBASE GLOBAL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 2,250 shares 2,250$759K0.43%newTimeline

Sold out in Q3 2025

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

SecurityShares beforeValue beforeType
GTLBGITLAB INC81,900$3.69Mshares
LRCXLAM RESEARCH CORP8,000$779Kshares
SHOPSHOPIFY INC6,300$727Kshares
IOTSAMSARA INC17,000$676Kshares

How Q3 2025 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 0001891904-25-000011 base2025-11-12acceptance time not in the bulk data set