Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001193125-26-002394
Filing Date
2026-01-05
Accepted
2026-01-05 16:05:05
Documents
1
Period of Report
2026-01-01

Document Format Files

Seq Description Document Type Size
1 4 ownership.html 4  
1 4 ownership.xml 4 18765
  Complete submission text file 0001193125-26-002394.txt   25033
Mailing Address 222 BERKELEY STREET 18TH FLOOR BOSTON MA 02116
Business Address 222 BERKELEY STREET 18TH FLOOR BOSTON MA 02116 6178241094
SUMMIT PARTNERS L P (Reporting) CIK: 0000830588 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-40979 | Film No.: 26505868

Mailing Address 222 BERKELEY STREET 18TH FLOOR BOSTON MA 02116
Business Address 222 BERKELEY STREET 18TH FLOOR BOSTON MA 02116 617-824-1000
Summit Partners Subordinated Debt Fund V-B, L.P. (Reporting) CIK: 0001717713 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-40979 | Film No.: 26505861

Mailing Address 222 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116
Business Address 222 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116 6178241000
Summit Partners Subordinated Debt Fund V-A, L.P. (Reporting) CIK: 0001717868 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-40979 | Film No.: 26505862

Mailing Address 222 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116
Business Address 222 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116 617-824-1000
Summit Partners Growth Equity Fund X-A, L.P. (Reporting) CIK: 0001757901 (see all company filings)

State of Incorp.: E9 | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-40979 | Film No.: 26505867

Mailing Address 222 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116
Business Address 222 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116 617-824-1000
Summit Partners Growth Equity Fund X-B, L.P. (Reporting) CIK: 0001757905 (see all company filings)

State of Incorp.: E9 | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-40979 | Film No.: 26505866

Mailing Address 222 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116
Business Address 222 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116 (617) 824-1000
Summit Partners Growth Equity Fund X-C, L.P. (Reporting) CIK: 0001764048 (see all company filings)

State of Incorp.: E9 | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-40979 | Film No.: 26505865

Mailing Address 222 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116
Business Address 222 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116 (617) 824-1000
SUMMIT INVESTORS X, LLC (Reporting) CIK: 0001777794 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-40979 | Film No.: 26505864

Mailing Address 222 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116
Business Address 222 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116 (617) 824-1000
SUMMIT INVESTORS X (UK), L.P. (Reporting) CIK: 0001848077 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-40979 | Film No.: 26505863

Mailing Address 1001 MUSTANG DR GRAPEVINE TX 76051
Business Address 1001 MUSTANG DR GRAPEVINE TX 76051 (817) 900-2664
Solo Brands, Inc. (Issuer) CIK: 0001870600 (see all company filings)

EIN.: 871360865 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 3949 Sporting & Athletic Goods, NEC
(CF Office: 04 Manufacturing)

Mailing Address 222 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116
Business Address 222 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116 617-824-1000
SP-SS AGGREGATOR LLC (Reporting) CIK: 0001889449 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-40979 | Film No.: 26505860