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HarbourVest Partners LLC

13F filer · CIK 0001201001
Reported Aug 14, 2026
Net buyer this quarter
13F portfolio value$170MU.S. long equity reported on 13F
Positions61 new · 0 closed
Net flow last quarter+$25.9MBuys minus sells
Top 10 positions weight100.0%Concentration

Holdings

13F · last 4 quarters free
Scroll for earlier quarters
CompanyValue% of portfolio% of companyPOSITION CHANGE qoq %First reported
Q2 2026Reported Aug 14, 20266 positions
KLARKlarna Group plc$102M59.79%1.33%Not reportedQ3 2025
GENBGenerate Biomedicines, Inc.$29.1M17.09%1.34%Not reportedQ1 2026
XNDUXanadu Quantum Technologies Ltd$25.9M15.24%0.72%NewQ2 2026
YMMFull Truck Alliance Co. Ltd.$7.78M4.57%Not reportedNot reportedQ1 2022
CAMPCamp4 Therapeutics Corp$5.56M3.27%2.45%Not reportedQ4 2024
IPSCCentury Therapeutics, Inc.$71.1K0.04%0.02%Not reportedQ4 2021
Q1 2026Reported May 15, 20265 positions
KLARKlarna Group plc$65.8M65.17%1.33%Not reportedQ3 2025
GENBGenerate Biomedicines, Inc.$21.5M21.33%1.34%NewQ1 2026
YMMFull Truck Alliance Co. Ltd.$7.95M7.88%Not reportedNot reportedQ1 2022
CAMPCamp4 Therapeutics Corp$5.61M5.56%2.45%Not reportedQ4 2024
IPSCCentury Therapeutics, Inc.$65.6K0.06%0.02%Not reportedQ4 2021
Q4 2025Reported Feb 17, 20267 positions
KLARKlarna Group plc$145M83.38%1.33%Not reportedQ3 2025
YMMFull Truck Alliance Co. Ltd.$10.3M5.90%Not reportedNot reportedQ1 2022
CAMPCamp4 Therapeutics Corp$7.8M4.48%2.45%Not reportedQ4 2024
RBRKRubrik, Inc.$6.9M3.96%Not reportedNot reportedQ4 2024
EPSNEpsilon Energy Ltd.$3.9M2.24%2.78%NewQ4 2025
RPTXRepare Therapeutics Inc.$31.9K0.02%0.03%Not reportedQ1 2021
IPSCCentury Therapeutics, Inc.$28.9K0.02%0.03%Not reportedQ4 2021
Q3 2025Reported Nov 14, 20259 positions
KLARKlarna Group plc$184M89.77%Not reportedNewQ3 2025
YMMFull Truck Alliance Co. Ltd.$12.4M6.06%Not reportedNot reportedQ1 2022
CAMPCamp4 Therapeutics Corp$3.82M1.86%2.71%Not reportedQ4 2024
PGYPagaya Technologies Ltd.$3.34M1.63%Not reportedNewQ3 2025
RKLBRocket Lab Corp$708K0.35%0.00%Not reportedQ4 2022
UUnity Software Inc.$370K0.18%0.00%-73.0%Q1 2021
SONDSonder Holdings Inc.$286K0.14%1.69%Not reportedQ1 2022
RPTXRepare Therapeutics Inc.$21.6K0.01%0.03%Not reportedQ1 2021
IPSCCentury Therapeutics, Inc.$14.5K0.01%0.03%Not reportedQ4 2021
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