Summit Partners L P Portfolio Stock Holdings
According to the SEC 13F filed on October 29, 2026, Summit Partners L P disclosed 5 stock positions valued at approximately $490.89M as of quarter-end September 30, 2026. The largest holdings include KLAVIYO INC, LIFESTANCE HEALTH GROUP INC, and A K A BRANDS HLDG CORP.
- Report Period
- September 30, 2026
- No. of Stocks
- 5
- Portfolio Value
- $490.89M
Holdings by Sector
Summit Partners L P Portfolio Holdings in Q3 2026
| Company | Symbol | Sector | Portfolio % | Shares | Change (Shares) | Change % | Value |
|---|---|---|---|---|---|---|---|
| KLAVIYO INC | KVYO | Technology | 44.39% | 13,852,778 | -5,000,000 | -26.52% | $217,904,198 |
| LIFESTANCE HEALTH GROUP INC | LFST | Healthcare | 40.74% | 16,623,824 | -6,686,291 | -28.68% | $199,984,603 |
| A K A BRANDS HLDG CORP | AKA | Consumer Cyclical | 13.42% | 6,053,693 | - | - | $65,864,180 |
| A10 NETWORKS INC | ATEN | Technology | 1.10% | 200,065 | - | - | $5,423,762 |
| MACOM TECH SOLUTIONS HLDGS I | MTSI | Technology | 0.35% | 6,005 | - | - | $1,710,344 |
Showing 5 of 5 holdings in the latest reporting period.