Institutional Manager · CIK 0000830588
SUMMIT PARTNERS L P
BOSTON, MA · File #028-11703
Latest AUM
$1.05B
Positions
8
Top-10 Concentration
100.0%
Filings
13
Sector Allocation
Filing History
View all filings →- 13F HOLDINGS REPORTQ/E Dec 20258 pos · $1.05B
- 13F HOLDINGS REPORTQ/E Sep 20258 pos · $924.3M
- 13F HOLDINGS REPORT (Amended)Q/E Sep 20257 pos · $1.42B
- 13F HOLDINGS REPORTQ/E Jun 20257 pos · $1.42B
- 13F HOLDINGS REPORTQ/E Mar 20259 pos · $1.61B
- 13F HOLDINGS REPORTQ/E Dec 20248 pos · $2.23B
- 13F HOLDINGS REPORTQ/E Sep 20249 pos · $2.24B
- 13F HOLDINGS REPORTQ/E Jun 20249 pos · $1.68B
- 13F HOLDINGS REPORTQ/E Mar 202410 pos · $1.81B
- 13F HOLDINGS REPORTQ/E Dec 202311 pos · $2.92B
- 13F HOLDINGS REPORTQ/E Sep 202310 pos · $1.38B
- 13F HOLDINGS REPORTQ/E Jun 202310 pos · $1.38B
- 13F HOLDINGS REPORTQ/E Mar 202310 pos · $1.23B
Top 8 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | KLAVIYO, INC. (2) | KVYO | 18,852,778 | $612.1M | 58.24% |
| 2 | LIFESTANCE HEALTH GROUP INC. | LFST | 33,524,715 | $236.0M | 22.46% |
| 3 | A K A BRANDS HLDG CORP (1) | AKA | 6,053,693 | $64.8M | 6.16% |
| 4 | AVEANNA HEALTHCARE HLDGS INC | AVAH | 7,551,422 | $61.7M | 5.87% |
| 5 | JAMF HOLDINGS CORP | 47074L105 | 4,475,381 | $58.2M | 5.54% |
| 6 | MACOM TECHNOLOGY SOLUTIONS HOLDINGS INC. | 55405Y100 | 47,650 | $8.2M | 0.78% |
| 7 | SOLO BRANDS INC (3) | SBDS | 1,100,870 | $6.7M | 0.63% |
| 8 | A10 NETWORKS, INC. | ATEN | 187,367 | $3.3M | 0.32% |