We are live on ! Find out more
SP

Summit Partners Portfolio holdings

AUM $670M
1-Year Est. Return 6.71%
This Fund
S&P 500
This Quarter Est. Return
-25.56%
1 Year Est. Return
-6.71%
3 Year Est. Return
-2.13%
5 Year Est. Return
-39.23%
10 Year Est. Return
+40.84%
AUM
$670M
AUM Growth
-$381M
Cap. Flow
-$104M
Cap. Flow %
-15.5%
Top 10 Hldgs %
100%
Holding
8
New
–
Increased
2
Reduced
2
Closed
1

Top Buys

Rank Stock Value
1
MTSI icon
MACOM Technology Solutions
MTSI
+$362K
2
ATEN icon
A10 Networks
ATEN
+$248K

Top Sells

Rank Stock Value
1
JAMF
Jamf
JAMF
+$58.2M
2
LFST icon
Lifestance Health
LFST
+$30M
3
AVAH icon
Aveanna Healthcare
AVAH
+$16.2M

Sector Composition

Rank Sector Weight
1 Technology 57.07%
2 Healthcare 33%
3 Consumer Discretionary 9.93%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
KVYO icon
1
Klaviyo
KVYO
$5.53B
$367M 54.74%
18,852,778
– –
LFST icon
2
Lifestance Health
LFST
$4.39B
$186M 27.76%
29,209,776
-4,314,939
-13% -$30M
AKA icon
3
a.k.a. Brands
AKA
$119M
$62.4M 9.32%
6,053,693
– –
AVAH icon
4
Aveanna Healthcare
AVAH
$2.11B
$35.1M 5.23%
5,451,422
-2,100,000
-28% -$16.2M
MTSI icon
5
MACOM Technology Solutions
MTSI
$21.1B
$10.9M 1.63%
49,273
+1,623
+3% +$362K
ATEN icon
6
A10 Networks
ATEN
$2.61B
$4.63M 0.69%
200,065
+12,698
+7% +$248K
SBDS
7
DELISTED
Solo Brands Inc
SBDS
$4.14M 0.62%
1,100,870
– –
JAMF
8
DELISTED
Jamf
JAMF
– –
-4,475,381
Closed -$58.2M

Similar funds

AO
Allen Operations New York $670M AUM 26.43% 1-Year Est. Return
LCM
Lonestar Capital Management San Francisco, California $671M AUM 72.56% 1-Year Est. Return
TGCMU
Titan Global Capital Management USA New York $671M AUM 54.21% 1-Year Est. Return
SBFM
S-Bank Fund Management Helsinki, Finland $671M AUM 22.72% 1-Year Est. Return
LIA
LS Investment Advisors Bloomfield Hills, Michigan $668M AUM 22.34% 1-Year Est. Return
MCM
Morton Capital Management Calabasas, California $672M AUM 25.22% 1-Year Est. Return
AGM
Alpine Global Management New York $668M AUM 20.22% 1-Year Est. Return
REST
Retail Employees Superannuation Trust Sydney $672M AUM

Summit Partners's Q1 2026 Portfolio in Review

As of Q1 2026, Summit Partners held 8 positions worth $670M, down 36% from $1.05B the previous quarter. Its ten largest holdings account for 100% of the portfolio.

Summit Partners withdrew a net $104M in Q1 2026, closing 1 position and reducing 2 holdings. Its most notable exit was Jamf, an estimated $58.2M position sold in full.

By sector, the portfolio is most concentrated in Technology at 57% of assets, down from 65% a quarter earlier, followed by Healthcare and Consumer Discretionary.

Against the trend, Summit Partners added an estimated $362K to MACOM Technology Solutions.

  • Summit Partners added most to MACOM Technology Solutions in Q1 2026, an estimated $362K increase.
  • Summit Partners's biggest Q1 2026 reduction was Lifestance Health, cutting an estimated $30M.
  • Summit Partners fully exited Jamf in Q1 2026, selling an estimated $58.2M.
  • Summit Partners's ten largest holdings make up 100% of its $670M portfolio in Q1 2026.
  • Summit Partners opened 0 new positions and closed 1 in Q1 2026.
  • Summit Partners's portfolio value fell 36% quarter-over-quarter to $670M.

Based on Summit Partners's 13F filing for Q1 2026, filed 8 May 2026.