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StepStone Group LP

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13F filer, CIK 1502287, La Jolla, CA

StepStone Group LP reported $2,158,182,323 across 23 holdings for the quarter ended 2026-06-30, in a 13F-HR filed 2026-08-13. Its ten largest share positions make up 99.24% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001193125-26-349455

Period
2026-06-30
Reported value
$2.16B
Holdings
23
Top 10 weight
99.24%
New
9
Sold out
4

Largest buys vs the previous quarter

SecurityShares changeApprox. value
SPCXnew+10,940,730$1.87B
CBRSnew+340,321$75.2M
TMSnew+1,999,971$16.4M
KLARnew+132,018$2.67M
DDOGnew+7,074$1.84M

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
KRMNreduced-636,005-$31.7M
PATHexited-902,973-$10M
NAVNreduced-425,643-$9.73M
DKNGexited-160,902-$3.48M
MDBexited-2,030-$497K

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, Q2 2026

Share positions as resolved from 13F-HR 0001193125-26-349455, largest first. % of portfolio is the value over $2,158,182,324, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
SPCXSPACE EXPLORATION TECHN CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: not reported; 2026Q2: 10,940,730 shares 10,940,730$1.87B86.62%newTimeline
STUBSTUBHUB HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: 7,562,225 shares; 2026Q2: 7,562,225 shares 7,562,225$97.3M4.51%0Timeline
CBRSCEREBRAS SYSTEMS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: not reported; 2026Q2: 340,321 shares 340,321$75.2M3.48%newTimeline
XNDUXANADU QUANTUM TECHNOLO LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: 3,417,854 shares; 2026Q2: 3,417,854 shares 3,417,854$41.4M1.92%0Timeline
TMSTEAMSHARES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: not reported; 2026Q2: 1,999,971 shares 1,999,971$16.4M0.76%newTimeline
OKURONKURE THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: 2,660,612 shares; 2026Q2: 2,660,612 shares 2,660,612$12.1M0.56%0Timeline
KRMNKARMAN HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: 877,320 shares; 2026Q2: 241,315 shares 241,315$12M0.56%-636,005Timeline
KDKKODIAK AI INC.Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: 1,412,702 shares; 2026Q2: 1,412,928 shares 1,412,928$7.18M0.33%+226Timeline
TRDAENTRADA THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: 761,277 shares; 2026Q2: 761,277 shares 761,277$5.6M0.26%0Timeline
EIKNEIKON THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: 395,340 shares; 2026Q2: 395,340 shares 395,340$5.16M0.24%0Timeline
PHATPHATHOM PHARMACEUTICALS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: 422,085 shares; 2026Q2: 422,085 shares 422,085$4.58M0.21%0Timeline
CHYMCHIME FINL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: 150,000 shares; 2026Q2: 150,000 shares 150,000$3.07M0.14%0Timeline
KLARKLARNA GROUP PLCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: not reported; 2026Q2: 132,018 shares 132,018$2.67M0.12%newTimeline
DDOGDATADOG INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: not reported; 2026Q2: 7,074 shares 7,074$1.84M0.09%newTimeline
NAVNNAVAN INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: 483,901 shares; 2026Q2: 58,258 shares 58,258$1.33M0.06%-425,643Timeline
GEN DIGITAL INCGEN DIGITAL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: 622,931 shares; 2026Q2: 622,931 shares 622,931$788K0.04%0
CRWDCROWDSTRIKE HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: not reported; 2026Q2: 3,922 shares 3,922$748K0.03%newTimeline
GROVGROVE COLLABORATIVE HOLD INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: 380,702 shares; 2026Q2: 380,925 shares 380,925$476K0.02%+223Timeline
TNYATENAYA THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: 462,163 shares; 2026Q2: 462,163 shares 462,163$342K0.02%0Timeline
VIAVIA TRANSN INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: 16,002 shares; 2026Q2: 16,002 shares 16,002$290K0.01%0Timeline
CRCLCIRCLE INTERNET GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: not reported; 2026Q2: 2,204 shares 2,204$138K0.01%newTimeline
HOODROBINHOOD MKTS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: not reported; 2026Q2: 786 shares 786$78.8K<0.01%newTimeline
RBRKRUBRIK INC.Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not loaded; 2024Q4: not loaded; 2025Q1: not loaded; 2025Q2: not loaded; 2025Q3: not loaded; 2025Q4: not loaded; 2026Q1: not reported; 2026Q2: 60 shares 60$4.82K<0.01%newTimeline

Sold out in Q2 2026

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

SecurityShares beforeValue beforeType
PATHUIPATH INC902,973$10Mshares
DKNGDRAFTKINGS INC NEW160,902$3.48Mshares
MDBMONGODB INC2,030$497Kshares
NOWSERVICENOW INC638$66.7Kshares

How Q2 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 0001193125-26-349455 base2026-08-13acceptance time not in the bulk data set

Filings

Every filing of this filer: 13F reports and notices, the 13D and 13G it filed or is a reporting person of, and Forms 3, 4 and 5 it reported as an owner.

FilingSubjectFiledAcceptedIngested
13F-HR 0001193125-26-349455 Quarter ended 2026-06-302026-08-13acceptance time not in the bulk data set
13F-HR 0001193125-26-225924 Quarter ended 2026-03-312026-05-15acceptance time not in the bulk data set
13F-HR 0001193125-26-053625 Quarter ended 2025-12-312026-02-17acceptance time not in the bulk data set
13F-HR 0001193125-25-281926 Quarter ended 2025-09-302025-11-14acceptance time not in the bulk data set
13F-HR 0000950123-13-005477 Quarter ended 2013-06-302013-08-07acceptance time not in the bulk data set