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Harbourvest Partners Portfolio holdings

AUM $170M
1-Year Est. Return 34.45%
This Fund
S&P 500
This Quarter Est. Return
+47.36%
1 Year Est. Return
-34.45%
3 Year Est. Return
+8.96%
5 Year Est. Return
-32.38%
10 Year Est. Return
+107.95%
AUM
$170M
AUM Growth
+$69.1M
Cap. Flow
+$35.3M
Cap. Flow %
20.75%
Top 10 Hldgs %
100%
Holding
6
New
1
Increased
–
Reduced
–
Closed
–

Top Buys

Rank Stock Value
1
XNDU
Xanadu Quantum Technologies Class B
XNDU
+$35.3M

Top Sells

No sells this quarter

Sector Composition

Rank Sector Weight
1 Financials 59.79%
2 Healthcare 20.4%
3 Technology 19.81%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
KLAR
1
Klarna Group
KLAR
$5.24B
$102M 59.79%
5,023,320
– –
GENB
2
Generate Biomedicines
GENB
$2.02B
$29.1M 17.09%
1,722,210
– –
XNDU
3
Xanadu Quantum Technologies Class B
XNDU
$2.62B
$25.9M 15.24%
+2,140,000
New +$35.3M
YMM icon
4
Full Truck Alliance
YMM
$8.48B
$7.78M 4.57%
957,580
– –
CAMP icon
5
CAMP4 Therapeutics
CAMP
$267M
$5.56M 3.27%
1,271,948
– –
IPSC icon
6
Century Therapeutics
IPSC
$351M
$71.1K 0.04%
29,018
– –

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OCA
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WA
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CA
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NL
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AFM
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Harbourvest Partners's Q2 2026 Portfolio in Review

As of Q2 2026, Harbourvest Partners held 6 positions worth $170M, up 69% from $101M the previous quarter. Its ten largest holdings account for 100% of the portfolio.

Harbourvest Partners deployed $35.3M of net new capital in Q2 2026, opening 1 new position. Its largest new stake was Xanadu Quantum Technologies Class B: 2,140,000 shares worth $25.9M.

By sector, the portfolio is most concentrated in Financials at 60% of assets, down from 65% a quarter earlier, followed by Healthcare and Technology.

  • Harbourvest Partners's largest Q2 2026 buy was Xanadu Quantum Technologies Class B: 2,140,000 shares worth $25.9M.
  • Harbourvest Partners's ten largest holdings make up 100% of its $170M portfolio in Q2 2026.
  • Harbourvest Partners opened 1 new position and closed 0 in Q2 2026.
  • Harbourvest Partners's portfolio value rose 69% quarter-over-quarter to $170M.

Based on Harbourvest Partners's 13F filing for Q2 2026, filed 14 Aug 2026.