13F Filings History of SUMMIT PARTNERS L P
- Latest 13F filing
- Q2 2026 - 30 Jul 2026
- Latest reported 13F value
- $608,921,882
- Largest 13F holdings
-
KVYO LFST AKA ATEN MTSI
- Form 13F summary
-
- SUMMIT PARTNERS L P Form 13F history summarizes parsed U.S.-listed equity disclosures for this manager.
- Form 13F is generally due within 45 days after each calendar quarter ends.
- SUMMIT PARTNERS L P reported 5 equity holdings with a total reported market value of $608,921,882 for Q2 2026. Top reported holdings included KVYO, LFST, AKA, ATEN, and MTSI.
- Manager signature
- Adam H. Hennessey - MEMBER OF SUMMIT MASTER COMPANY, LLC (GP OF SUMMIT)
- Manager location
- Boston, MA
13F snapshot
Latest parsed holdings, value, and filing-period context.
1 signal
Manager
Names, identifiers, and filing context for this profile.
2 identity fields
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Holdings Value
Form 13F evidence
Quarterly portfolio filings
SEC-reported 13F quarters for this filer, ordered by the latest accepted filing.
Latest quarter
Q2 2026
Latest value
$608,921,882
Quarter delta
-$61,232,469
Accepted
30 Jul 2026, 13:56
Rows shown
1-25 of 52
| Quarter | Holdings | SEC-reported value | Bought | Sold | Net | Top Holdings | Form Type | Accepted by SEC |
|---|---|---|---|---|---|---|---|---|
| Q2 2026 | 5 | $608,921,882 | $0 | -$118,862,391 | -$118,862,391 | KVYO, LFST, AKA, ATEN, MTSI | 13F-HR | 30 Jul 2026, 13:56 |
| Q1 2026 | 7 | $670,154,351 | +$653,998 | -$99,224,368 | -$98,570,370 | KVYO, LFST, AKA, AVAH, MTSI | 13F-HR | 08 May 2026, 10:03 |
| Q4 2025 | 8 | $1,050,994,314 | $0 | -$17,157,000 | -$17,157,000 | KVYO, LFST, AKA, AVAH, JAMF | 13F-HR | 06 Feb 2026, 14:11 |
| Q3 2025 | 8 | $924,309,997 | +$16,645,154 | -$377,829,787 | -$361,184,633 | KVYO, LFST, AVAH, AKA, JAMF | 13F-HR | 04 Nov 2025, 15:23 |
| Q2 2025 | 7 | $1,417,831,249 | +$50,476,942 | -$283,071,918 | -$232,594,976 | KVYO, LFST, AKA, AVAH, JAMF | Restatement | 04 Nov 2025, 15:15 |
| Q1 2025 | 9 | $1,612,454,329 | +$565,131 | -$60,520,000 | -$59,954,869 | KVYO, LFST, AKA, JAMF, DTC | 13F-HR | 05 May 2025, 15:27 |
| Q4 2024 | 8 | $2,232,931,439 | $0 | -$238,997,058 | -$238,997,058 | KVYO, LFST, AKA, JAMF, DTC | 13F-HR | 03 Feb 2025, 20:28 |
| Q3 2024 | 9 | $2,239,759,141 | +$7,026,945 | -$52,523,990 | -$45,497,045 | KVYO, LFST, AKA, JAMF, DTC | 13F-HR | 31 Oct 2024, 16:39 |
| Q2 2024 | 9 | $1,680,366,726 | +$55,909 | -$73,656,225 | -$73,600,316 | KVYO, LFST, DTC, AKA, JAMF | 13F-HR | 18 Jul 2024, 11:02 |
| Q1 2024 | 10 | $1,813,213,401 | +$57,845,853 | -$619,031,403 | -$561,185,550 | KVYO, LFST, DTC, JAMF, AKA | 13F-HR | 15 May 2024, 10:06 |
| Q4 2023 | 11 | $2,740,960,823 | $0 | -$556,245,291 | -$556,245,291 | KVYO, ESMT, LFST, DTC, JAMF | 13F-HR | 12 Jan 2024, 14:21 |
| Q3 2023 | 11 | $2,917,907,734 | +$1,708,162,172 | -$924 | +$1,708,161,248 | KVYO, ESMT, LFST, DTC, JAMF | 13F-HR | 24 Oct 2023, 14:34 |
| Q2 2023 | 10 | $1,380,146,134 | +$232,637 | -$1,497,604 | -$1,264,967 | ESMT, LFST, DTC, JAMF, ATEN | 13F-HR | 21 Jul 2023, 11:10 |
| Q1 2023 | 10 | $1,383,750,088 | +$922,487 | -$36,994,322 | -$36,071,835 | ESMT, LFST, DTC, JAMF, ATEN | 13F-HR | 19 Apr 2023, 17:36 |
| Q4 2022 | 10 | $1,225,320,418 | +$86,852 | -$25,658,035 | -$25,571,183 | ESMT, LFST, DTC, JAMF, CASSQ | 13F-HR | 13 Feb 2023, 10:32 |
| Q3 2022 | 11 | $1,437,728,000 | +$2,630,622 | -$90,472,474 | -$87,841,852 | ESMT, LFST, DTC, CASSQ, AKA | 13F-HR | 04 Nov 2022, 12:28 |
| Q2 2022 | 11 | $1,495,626,000 | +$4,929,848 | -$1,652,315 | +$3,277,533 | ESMT, LFST, AKA, DTC, CASSQ | 13F-HR | 26 Jul 2022, 10:11 |
| Q1 2022 | 12 | $2,254,791,000 | +$2,401,439 | -$40,479,669 | -$38,078,230 | ESMT, LFST, DTC, AKA, JAMF | 13F-HR | 11 May 2022, 17:16 |
| Q4 2021 | 11 | $3,125,102,000 | +$702,756,883 | -$11,605,968 | +$691,150,915 | DTC, AKA, ESMT, LFST, CASSQ | 13F-HR | 09 Feb 2022, 11:14 |
| Q3 2021 | 9 | $2,899,307,000 | +$1,645,866,000 | -$16,540,203 | +$1,629,325,797 | ESMT, LFST, AKA, CASSQ, JAMF | 13F-HR | 12 Nov 2021, 11:23 |
| Q2 2021 | 5 | $1,923,477,000 | +$1,305,949,000 | $0 | +$1,305,949,000 | LFST, CASSQ, JAMF, ATEN, MTSI | 13F-HR | 26 Jul 2021, 12:20 |
| Q1 2021 | 4 | $626,720,000 | +$210,123 | -$1,065,000 | -$854,877 | CASSQ, JAMF, ATEN, MTSI | 13F-HR | 23 Apr 2021, 14:13 |
| Q4 2020 | 5 | $488,486,000 | +$47,099,067 | $0 | +$47,099,067 | CASSQ, JAMF, ATEN, MTSI, ACIA | 13F-HR | 03 Feb 2021, 15:37 |
| Q3 2020 | 6 | $350,631,000 | +$150,239,000 | $0 | +$150,239,000 | JAMF, CASSQ, ATEN, MTSI, ACIA | 13F-HR | 12 Nov 2020, 11:23 |
| Q2 2020 | 5 | $209,039,000 | $0 | $0 | $0 | CASSQ, ATEN, MTSI, ACIA, TPB | 13F-HR | 06 Aug 2020, 18:26 |