Summit Partners L P
CIK 0000830588
10% Owner
Filings
32
Latest Jan 5, 2026
Issuers covered
5
Showing
32 of 32
Page 1
Track record
26 of 28 open-market trades scored (93% price coverage) - 2 issuers without price data. Returns are signed: a +10% move on a sale shows as -10% (insider was wrong).
| Horizon | Trades | Win rate | Avg | Median | Best | Worst |
|---|---|---|---|---|---|---|
| 30 days | 26 | 35% | -3.8% | -6.2% | +21.3% | -20.3% |
| 90 days | 26 | 31% | -7.5% | -11.5% | +21.5% | -28.4% |
| 180 days | 26 | 35% | -10.2% | -18.4% | +49.7% | -49.7% |
| 365 days | 22 | 50% | +7.2% | +0.0% | +57.4% | -28.5% |
Issuers
Companies where Summit Partners L P has filed
| Ticker | Issuer | Filings | Last filed |
|---|---|---|---|
| KVYO | Klaviyo, Inc. | 26 | Sep 10, 2025 |
| ESMT | Engagesmart, Inc. | 2 | Mar 7, 2023 |
| LFST | Lifestance Health Group, Inc. | 2 | Aug 20, 2025 |
| ATEN | A10 Networks, Inc. | 1 | Jun 28, 2022 |
| DTC | Solo Brands, Inc. | 1 | Jan 5, 2026 |
All filings
32 Form 4 / 4-A filings, newest first
| Filed | Top transaction | Shares | Price | Value | ||
|---|---|---|---|---|---|---|