Skip to content
Disclosery

HarbourVest Partners LLC

Follow

13F filer, CIK 1201001, Boston, MA

HarbourVest Partners LLC reported $170,046,136 across 6 holdings for the quarter ended 2026-06-30, in a 13F-HR filed 2026-08-14.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001193125-26-350253

Period
2026-06-30
Reported value
$170M
Holdings
6
Top 10 weight
100%
New
1
Sold out
0

Largest buys vs the previous quarter

SecurityShares changeApprox. value
XNDUnew+2,140,000$25.9M

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

None.

Holdings, Q2 2026

Share positions as resolved from 13F-HR 0001193125-26-350253, largest first. % of portfolio is the value over $170,046,137, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
KLARKLARNA GROUP PLCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 5,023,320 shares; 2025Q4: 5,023,320 shares; 2026Q1: 5,023,320 shares; 2026Q2: 5,023,320 shares 5,023,320$102M59.79%0Timeline
GENBGENERATE BIOMEDICINES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 1,722,210 shares; 2026Q2: 1,722,210 shares 1,722,210$29.1M17.09%0Timeline
XNDUXANADU QUANTUM TECHNOLO LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 2,140,000 shares 2,140,000$25.9M15.24%newTimeline
YMMFULL TRUCK ALLIANCE CO LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 957,580 shares; 2024Q4: 957,580 shares; 2025Q1: 957,580 shares; 2025Q2: 957,580 shares; 2025Q3: 957,580 shares; 2025Q4: 957,580 shares; 2026Q1: 957,580 shares; 2026Q2: 957,580 shares 957,580$7.78M4.57%0Timeline
CAMPCAMP4 THERAPEUTICS CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: 1,271,948 shares; 2025Q1: 1,271,948 shares; 2025Q2: 1,271,948 shares; 2025Q3: 1,271,948 shares; 2025Q4: 1,271,948 shares; 2026Q1: 1,271,948 shares; 2026Q2: 1,271,948 shares 1,271,948$5.56M3.27%0Timeline
IPSCCENTURY THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 29,018 shares; 2024Q4: 29,018 shares; 2025Q1: 29,018 shares; 2025Q2: 29,018 shares; 2025Q3: 29,018 shares; 2025Q4: 29,018 shares; 2026Q1: 29,018 shares; 2026Q2: 29,018 shares 29,018$71.1K0.04%0Timeline

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 0001193125-26-350253 base2026-08-14acceptance 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 0001193125-26-350253 Quarter ended 2026-06-302026-08-14acceptance time not in the bulk data set
13F-HR 0001193125-26-225130 Quarter ended 2026-03-312026-05-15acceptance time not in the bulk data set
13F-HR 0001193125-26-052872 Quarter ended 2025-12-312026-02-17acceptance time not in the bulk data set
13F-HR 0001193125-25-281332 Quarter ended 2025-09-302025-11-14acceptance time not in the bulk data set
13F-HR 0000950123-25-007940 Quarter ended 2025-06-302025-08-14acceptance time not in the bulk data set
13F-HR 0000950123-25-005366 Quarter ended 2025-03-312025-05-15acceptance time not in the bulk data set
13F-HR 0000950123-25-002216 Quarter ended 2024-12-312025-02-14acceptance time not in the bulk data set
13F-HR 0000950123-24-011512 Quarter ended 2024-09-302024-11-14acceptance time not in the bulk data set
13F-HR 0000950123-24-008364 Quarter ended 2024-06-302024-08-14acceptance time not in the bulk data set
13F-HR 0000950123-24-005204 Quarter ended 2024-03-312024-05-15acceptance time not in the bulk data set
13F-HR 0000950123-24-002092 Quarter ended 2023-12-312024-02-14acceptance time not in the bulk data set
13F-HR 0000950123-23-010377 Quarter ended 2023-09-302023-11-14acceptance time not in the bulk data set
13F-HR 0000950123-23-007627 Quarter ended 2023-06-302023-08-14acceptance time not in the bulk data set
13F-HR 0000950123-23-004853 Quarter ended 2023-03-312023-05-15acceptance time not in the bulk data set
13F-HR 0000950123-23-002105 Quarter ended 2022-12-312023-02-14acceptance time not in the bulk data set
13F-HR 0000950123-22-011604 Quarter ended 2022-09-302022-11-14acceptance time not in the bulk data set
13F-HR 0000950123-22-008971 Quarter ended 2022-06-302022-08-15acceptance time not in the bulk data set
13F-HR/A 0000950123-22-006722 Quarter ended 2022-03-312022-05-26acceptance time not in the bulk data set
13F-HR 0000950123-22-005577 Quarter ended 2022-03-312022-05-13acceptance time not in the bulk data set
13F-HR 0000950123-22-002306 Quarter ended 2021-12-312022-02-14acceptance time not in the bulk data set
13F-HR 0000950123-21-015090 Quarter ended 2021-09-302021-11-15acceptance time not in the bulk data set
13F-HR 0000950123-21-010890 Quarter ended 2021-06-302021-08-13acceptance time not in the bulk data set
13F-HR 0000950123-21-006641 Quarter ended 2021-03-312021-05-17acceptance time not in the bulk data set
13F-HR 0000950123-21-002099 Quarter ended 2020-12-312021-02-16acceptance time not in the bulk data set
13F-HR 0000950123-20-011492 Quarter ended 2020-09-302020-11-12acceptance time not in the bulk data set
13F-HR 0000950123-20-008450 Quarter ended 2020-06-302020-08-13acceptance time not in the bulk data set
13F-HR 0000950123-20-004713 Quarter ended 2020-03-312020-05-14acceptance time not in the bulk data set
13F-HR 0000950123-20-001694 Quarter ended 2019-12-312020-02-13acceptance time not in the bulk data set
13F-HR 0000950123-19-010835 Quarter ended 2019-09-302019-11-13acceptance time not in the bulk data set
13F-HR/A 0000950123-19-008790 Quarter ended 2019-06-302019-09-05acceptance time not in the bulk data set
13F-HR 0000950123-19-007611 Quarter ended 2019-06-302019-08-13acceptance time not in the bulk data set
13F-HR 0000950123-19-004437 Quarter ended 2019-03-312019-05-13acceptance time not in the bulk data set
13F-HR 0000950123-19-001805 Quarter ended 2018-12-312019-02-14acceptance time not in the bulk data set
13F-HR 0000950123-18-011469 Quarter ended 2018-09-302018-11-14acceptance time not in the bulk data set
13F-HR 0000950123-18-008473 Quarter ended 2018-06-302018-08-14acceptance time not in the bulk data set
13F-HR 0000950123-18-005351 Quarter ended 2018-03-312018-05-15acceptance time not in the bulk data set
13F-HR 0000950123-18-002166 Quarter ended 2017-12-312018-02-14acceptance time not in the bulk data set
13F-HR 0000950123-17-010751 Quarter ended 2017-09-302017-11-14acceptance time not in the bulk data set
13F-HR 0000950123-17-007910 Quarter ended 2017-06-302017-08-14acceptance time not in the bulk data set
13F-HR 0000950123-17-005376 Quarter ended 2017-03-312017-05-15acceptance time not in the bulk data set
13F-HR/A 0000950123-17-004061 Quarter ended 2016-12-312017-05-09acceptance time not in the bulk data set
13F-HR 0000950123-17-002500 Quarter ended 2016-12-312017-02-14acceptance time not in the bulk data set
13F-HR 0000950123-16-021883 Quarter ended 2016-09-302016-11-14acceptance time not in the bulk data set
13F-HR 0000950123-16-020201 Quarter ended 2016-06-302016-08-15acceptance time not in the bulk data set
13F-HR 0000950123-16-017245 Quarter ended 2016-03-312016-05-16acceptance time not in the bulk data set
13F-HR/A 0000950123-16-015007 Quarter ended 2015-12-312016-02-16acceptance time not in the bulk data set
13F-HR 0000950123-16-014216 Quarter ended 2015-12-312016-02-12acceptance time not in the bulk data set
13F-HR 0000950123-15-011635 Quarter ended 2015-09-302015-11-13acceptance time not in the bulk data set
13F-HR 0000950123-15-009035 Quarter ended 2015-06-302015-08-14acceptance time not in the bulk data set
13F-HR 0000950123-15-005099 Quarter ended 2015-03-312015-05-08acceptance time not in the bulk data set
13F-HR 0000950123-15-002067 Quarter ended 2014-12-312015-02-13acceptance time not in the bulk data set
13F-HR 0000950123-14-000454 Quarter ended 2013-12-312014-01-23acceptance time not in the bulk data set
13F-HR 0000950123-13-009445 Quarter ended 2013-09-302013-11-14acceptance time not in the bulk data set
13F-HR 0000950123-13-005871 Quarter ended 2013-06-302013-08-12acceptance time not in the bulk data set