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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 $146,963,561 across 16 holdings for the quarter ended 2025-12-31, in a 13F-HR filed 2026-02-17. Its ten largest share positions make up 89.55% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001891904-26-000002

Period
2025-12-31
Reported value
$147M
Holdings
16
Top 10 weight
89.55%
New
6
Sold out
13

Largest buys vs the previous quarter

SecurityShares changeApprox. value
AMZNadded+39,200$9.05M
CPNGnew+360,000$8.49M
MELInew+4,200$8.46M
DASHnew+34,500$7.81M
NOWadded+49,150$7.53M

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
UBERexited-171,000-$16.8M
HOODexited-111,400-$16M
ASMLexited-10,400-$10.1M
CVNAexited-21,600-$8.15M
MNDYreduced-44,100-$6.51M

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, Q4 2025

Share positions as resolved from 13F-HR 0001891904-26-000002, largest first. % of portfolio is the value over $146,963,561, 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; 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; 2025Q4: 1,726,000 shares 1,726,000$28.9M19.66%0Timeline
GOOGLALPHABET INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 14,600 shares; 2024Q4: 54,850 shares; 2025Q1: 75,000 shares; 2025Q2: 101,700 shares; 2025Q3: 65,700 shares; 2025Q4: 65,700 shares 65,700$20.6M13.99%0Timeline
NVDANVIDIA CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 42,700 shares; 2025Q1: 71,300 shares; 2025Q2: 48,000 shares; 2025Q3: 66,000 shares; 2025Q4: 93,200 shares 93,200$17.4M11.83%+27,200Timeline
AMZNAMAZON COM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 49,300 shares; 2024Q4: 24,300 shares; 2025Q1: 33,200 shares; 2025Q2: 49,700 shares; 2025Q3: 33,200 shares; 2025Q4: 72,400 shares 72,400$16.7M11.37%+39,200Timeline
TSMTAIWAN SEMICONDUCTOR MANUFACQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 45,400 shares; 2025Q2: 32,500 shares; 2025Q3: 32,500 shares; 2025Q4: 32,500 shares 32,500$9.88M6.72%0Timeline
CPNGCOUPANG INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 273,000 shares; 2024Q4: 374,500 shares; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 360,000 shares 360,000$8.49M5.78%newTimeline
MELIMERCADOLIBRE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 1,425 shares; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 4,200 shares 4,200$8.46M5.76%newTimeline
NOWSERVICENOW INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 4,250 shares; 2025Q4: 53,400 shares 53,400$8.18M5.57%+49,150Timeline
DASHDOORDASH INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 30,320 shares; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 34,500 shares 34,500$7.81M5.32%newTimeline
SESEA LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 41,000 shares 41,000$5.23M3.56%newTimeline
RBRKRUBRIK INC.Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 236,910 shares; 2024Q4: 35,460 shares; 2025Q1: 21,309 shares; 2025Q2: 7,500 shares; 2025Q3: 64,800 shares; 2025Q4: 55,600 shares 55,600$4.25M2.89%-9,200Timeline
LITELUMENTUM HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 9,700 shares 9,700$3.58M2.43%newTimeline
INTCINTEL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 80,000 shares; 2025Q1: 115,000 shares; 2025Q2: 32,500 shares; 2025Q3: 138,500 shares; 2025Q4: 88,000 shares 88,000$3.25M2.21%-50,500Timeline
MNDYMONDAY COM LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 17,400 shares; 2025Q2: 12,000 shares; 2025Q3: 61,900 shares; 2025Q4: 17,800 shares 17,800$2.63M1.79%-44,100Timeline
SNOWSNOWFLAKE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 87,500 shares; 2024Q4: 33,200 shares; 2025Q1: 18,000 shares; 2025Q2: 3,310 shares; 2025Q3: 3,410 shares; 2025Q4: 3,800 shares 3,800$834K0.57%+390Timeline
METAMETA PLATFORMS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 10,550 shares; 2024Q4: 850 shares; 2025Q1: 1,750 shares; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 1,250 shares 1,250$825K0.56%newTimeline

Sold out in Q4 2025

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

SecurityShares beforeValue beforeType
UBERUBER TECHNOLOGIES INC171,000$16.8Mshares
HOODROBINHOOD MKTS INC111,400$16Mshares
ASMLASML HLDG NV10,400$10.1Mshares
CVNACARVANA CO21,600$8.15Mshares
YMMFULL TRUCK ALLIANCE CO LTD452,000$5.86Mshares
MDBMONGODB INC15,850$4.92Mshares
VVISA INC12,550$4.28Mshares
CHYMCHIME FINL INC200,000$4.03Mshares
ONTOONTO INNOVATION INC15,000$1.94Mshares
COHRCOHERENT CORP17,000$1.83Mshares
CFLTCONFLUENT INC-CLASS A81,700$1.62Mshares
AVGOBROADCOM INC2,550$841Kshares
COINCOINBASE GLOBAL INC2,250$759Kshares

How Q4 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 0001891904-26-000002 base2026-02-17acceptance time not in the bulk data set