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Summit Partners L P Top Holdings and 13F Report (2025)

About Summit Partners L P

Investment Activity

  • Summit Partners L P has $490.89 million in total holdings as of March 31, 2025.
  • Summit Partners L P owns shares of 5 different stocks, but just 2 companies or ETFs make up 80% of its holdings.
  • About 32.41% of the portfolio was sold this quarter.
  • This quarter, Summit Partners L P has purchased 5 new stocks and bought additional shares in 0 stocks.
  • Summit Partners L P sold shares of 2 stocks and completely divested from 0 stocks this quarter.

Largest Holdings

KLAVIYO INC
$217,904,198
A K A BRANDS HLDG CORP
$65,864,180
A10 Networks
$5,423,762

Largest Sales this Quarter

LifeStance Health Group
6,686,291 shares (about $80.44M)
KLAVIYO INC
5,000,000 shares (about $78.65M)

Sector Allocation Over Time

Map of 500 Largest Holdings ofSummit Partners L P

 
 
Selling
 
 
Neutral
 
 
Buying
Issuer NameHoldings ValueApproximate Purchase/SaleChange in SharesShares Held% of PortfolioSector
KLAVIYO INC
$217,904,198$78,650,000 ▼-26.5%13,852,77844.4%COM SER A
LifeStance Health Group, Inc. stock logo
LFST
LifeStance Health Group
$199,984,603$80,436,081 ▼-28.7%16,623,82440.7%Healthcare
A K A BRANDS HLDG CORP
$65,864,1800.0%6,053,69313.4%COM SHS
A10 Networks, Inc. stock logo
ATEN
A10 Networks
$5,423,7620.0%200,0651.1%Technology
MACOM Technology Solutions Holdings, Inc. stock logo
MTSI
MACOM Technology Solutions
$1,710,3440.0%6,0050.3%Technology

Showing largest 100 holdings. View all holdings.
SEC Filings and Trading Data