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 Share Price $32.47 Est. Cost/Share $34.31 Unrealized @ Report Date -5.4%

LFST LIFESTANCE HEALTH GROUP INC. 22.5%

Value $236M Shares 33,524,715 Share Price $7.04 Est. Cost/Share $26.42 Unrealized @ Report Date -73.3%

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

Value $64.77M Shares 6,053,693 Share Price $10.70 Est. Cost/Share $10.11 Unrealized @ Report Date +5.9%

AVAH AVEANNA HEALTHCARE HLDGS INC 5.9%

Value $61.7M Shares 7,551,422 Share Price $8.17 Est. Cost/Share $5.08 Unrealized @ Report Date +60.7%

— JAMF HOLDINGS CORP 5.5%

Value $58.22M Shares 4,475,381 Share Price $13.01 Est. Cost/Share $33.57 Unrealized @ Report Date —

MTSI MACOM TECHNOLOGY SOLUTIONS HOLDINGS INC. 0.8%

Value $8.161M Shares 47,650 Share Price $171.28 Est. Cost/Share $49.05 Unrealized @ Report Date +249.2%

SBDS SOLO BRANDS INC (3) 0.6%

Value $6.66M Shares 1,100,870 Share Price $6.05 * Est. Cost/Share $14.49 Unrealized @ Report Date -24.3%

ATEN A10 NETWORKS, INC. 0.3%

Value $3.315M Shares 187,367 Share Price $17.69 Est. Cost/Share $12.25 Unrealized @ Report Date +44.0%

Ticker	Issuer	Shares	Value	%	Share Price	Est. Cost/Share	Unrealized @ Report Date	Class	CUSIP
KVYO	KLAVIYO, INC. (2)	18,852,778	$612M	58.2%	$32.47	$34.31	-5.4%	COM SER A	49845K101
LFST	LIFESTANCE HEALTH GROUP INC.	33,524,715	$236M	22.5%	$7.04	$26.42	-73.3%	COM	53228F101
AKA	A K A BRANDS HLDG CORP (1)	6,053,693	$64.77M	6.2%	$10.70	$10.11	+5.9%	COM SHS	00152K200
AVAH	AVEANNA HEALTHCARE HLDGS INC	7,551,422	$61.7M	5.9%	$8.17	$5.08	+60.7%	COM	05356F105
—	JAMF HOLDINGS CORP	4,475,381	$58.22M	5.5%	$13.01	$33.57	—	COM	47074L105
MTSI	MACOM TECHNOLOGY SOLUTIONS HOLDINGS INC.	47,650	$8.161M	0.8%	$171.28	$49.05	+249.2%	COM	55405Y100
SBDS	SOLO BRANDS INC (3)	1,100,870	$6.66M	0.6%	$6.05 *	$14.49	-24.3%	COM CL A NEW	83425V203
ATEN	A10 NETWORKS, INC.	187,367	$3.315M	0.3%	$17.69	$12.25	+44.0%	COM	002121101