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Harbourvest Partners Portfolio holdings

AUM $101M
1-Year Est. Return 38.13%
This Fund
S&P 500
This Quarter Est. Return
-14.58%
1 Year Est. Return
-38.13%
3 Year Est. Return
-6.18%
5 Year Est. Return
-50.73%
10 Year Est. Return
+34.53%
AUM
$205M
AUM Growth
+$114M
Cap. Flow
+$142M
Cap. Flow %
69.11%
Top 10 Hldgs %
100%
Holding
18
New
3
Increased
–
Reduced
1
Closed
9

Top Buys

Rank Stock Value
1
KLAR
Klarna Group
KLAR
+$215M
2
PGY icon
Pagaya Technologies
PGY
+$3.64M
3
RKLB icon
Rocket Lab Corp
RKLB
+$670K

Top Sells

Rank Stock Value
1
W icon
Wayfair
W
+$54.3M
2
IOT icon
Samsara
IOT
+$8.67M
3
RBRK icon
Rubrik
RBRK
+$7.85M
4
HAPN
Happen Inc
HAPN
+$2.86M
5
RLAY icon
Relay Therapeutics
RLAY
+$1.03M

Sector Composition

Rank Sector Weight
1 Financials 89.77%
2 Technology 7.87%
3 Healthcare 1.88%
4 Industrials 0.35%
5 Consumer Discretionary 0.14%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
KLAR
1
Klarna Group
KLAR
$7.07B
$184M 89.77%
+5,023,320
New +$215M
YMM icon
2
Full Truck Alliance
YMM
$9.64B
$12.4M 6.06%
957,580
– –
CAMP icon
3
CAMP4 Therapeutics
CAMP
$178M
$3.82M 1.86%
1,271,948
– –
PGY icon
4
Pagaya Technologies
PGY
$1.38B
$3.34M 1.63%
+112,591
New +$3.64M
RKLB icon
5
Rocket Lab Corp
RKLB
$39.9B
$708K 0.35%
+14,770
New +$670K
U icon
6
Unity
U
$13.9B
$370K 0.18%
9,242
-24,952
-73% -$925K
SOND
7
DELISTED
Sonder
SOND
$286K 0.14%
225,112
– –
RPTX
8
DELISTED
Repare Therapeutics
RPTX
$21.6K 0.01%
12,276
– –
IPSC icon
9
Century Therapeutics
IPSC
$370M
$14.5K 0.01%
29,018
– –
CXM icon
10
Sprinklr
CXM
$1.48B
– –
-52,337
Closed -$443K
DIBS icon
11
1stdibs.com
DIBS
$146M
– –
-199,496
Closed -$549K
IOT icon
12
Samsara
IOT
$21.9B
– –
-217,965
Closed -$8.67M
HAPN
13
Happen Inc
HAPN
$2.19B
– –
-238,055
Closed -$2.86M
OPEN icon
14
Opendoor
OPEN
$3.8B
– –
-48,264
Closed -$24.9K
RLAY icon
15
Relay Therapeutics
RLAY
$3.99B
– –
-296,402
Closed -$1.03M
W icon
16
Wayfair
W
$12.5B
– –
-1,062,126
Closed -$54.3M
RBRK icon
17
Rubrik
RBRK
$14.7B
– –
-87,658
Closed -$7.85M
TTAN
18
ServiceTitan Inc
TTAN
$7.48B
– –
-8,458
Closed -$907K

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Harbourvest Partners's Q3 2025 Portfolio in Review

As of Q3 2025, Harbourvest Partners held 18 positions worth $205M, up 125% from $91.3M the previous quarter. Its ten largest holdings account for 100% of the portfolio.

Harbourvest Partners deployed $142M of net new capital in Q3 2025, opening 3 new positions. Its largest new stake was Klarna Group: 5,023,320 shares worth $184M.

By sector, the portfolio is most concentrated in Financials at 90% of assets, up from 3.1% a quarter earlier, followed by Technology and Healthcare.

On the sell side, the largest reduction was Unity, an estimated $925K trimmed.

  • Harbourvest Partners's largest Q3 2025 buy was Klarna Group: 5,023,320 shares worth $184M.
  • Harbourvest Partners's biggest Q3 2025 reduction was Unity, cutting an estimated $925K.
  • Harbourvest Partners fully exited Wayfair in Q3 2025, selling an estimated $54.3M.
  • Harbourvest Partners's ten largest holdings make up 100% of its $205M portfolio in Q3 2025.
  • Harbourvest Partners opened 3 new positions and closed 9 in Q3 2025.
  • Harbourvest Partners's portfolio value rose 125% quarter-over-quarter to $205M.

Based on Harbourvest Partners's 13F filing for Q3 2025, filed 14 Nov 2025.