SUMMIT PARTNERS L P Long-Term Concentrated

Location: Boston, MA

CIK: 0000830588 · Show all filings

Period: Q4 2025 (← Previous) (Next →)

Filing Date: Feb 6, 2026

Total Value: $1.051B (100.0% shares, 0.0% debt)

Holdings (8)

KVYO KLAVIYO, INC. (2) 58.2%

Value $612M Shares 18,852,778 Est. Cost $34.31 Unrealized -18.4%

LFST LIFESTANCE HEALTH GROUP INC. 22.5%

Value $236M Shares 33,524,715 Est. Cost $26.42 Unrealized -77.2%

AKA A K A BRANDS HLDG CORP (1) 6.2%

Value $64.77M Shares 6,053,693 Est. Cost $10.11 Unrealized +19.3%

AVAH AVEANNA HEALTHCARE HLDGS INC 5.9%

Value $61.7M Shares 7,551,422 Est. Cost $5.08 Unrealized +77.7%

— JAMF HOLDINGS CORP 5.5%

Value $58.22M Shares 4,475,381 Est. Cost $33.57 Unrealized —

MTSI MACOM TECHNOLOGY SOLUTIONS HOLDINGS INC. 0.8%

Value $8.161M Shares 47,650 Est. Cost $49.05 Unrealized +223.6%

SBDS SOLO BRANDS INC (3) 0.6%

Value $6.66M Shares 1,100,870 Est. Cost $14.49 Unrealized -24.3%

ATEN A10 NETWORKS, INC. 0.3%

Value $3.315M Shares 187,367 Est. Cost $12.25 Unrealized +43.9%

Ticker	Issuer	Shares	Value	%	Est. Cost	Unrealized	Class	CUSIP
KVYO	KLAVIYO, INC. (2)	18,852,778	$612M	58.2%	$34.31	-18.4%	COM SER A	49845K101
LFST	LIFESTANCE HEALTH GROUP INC.	33,524,715	$236M	22.5%	$26.42	-77.2%	COM	53228F101
AKA	A K A BRANDS HLDG CORP (1)	6,053,693	$64.77M	6.2%	$10.11	+19.3%	COM SHS	00152K200
AVAH	AVEANNA HEALTHCARE HLDGS INC	7,551,422	$61.7M	5.9%	$5.08	+77.7%	COM	05356F105
—	JAMF HOLDINGS CORP	4,475,381	$58.22M	5.5%	$33.57	—	COM	47074L105
MTSI	MACOM TECHNOLOGY SOLUTIONS HOLDINGS INC.	47,650	$8.161M	0.8%	$49.05	+223.6%	COM	55405Y100
SBDS	SOLO BRANDS INC (3)	1,100,870	$6.66M	0.6%	$14.49	-24.3%	COM CL A NEW	83425V203
ATEN	A10 NETWORKS, INC.	187,367	$3.315M	0.3%	$12.25	+43.9%	COM	002121101