SCHEDULE 13D

The principal business address of each of the Reporting Persons is c/o Abry Partners, LLC, 888 Boylston Street, Suite 1600, Boston, MA 02199.

The principal business of the Reporting Persons is to make private equity investments in middle market companies in the communications, media, information and business services industries and related businesses.

During the last five years, none of the Reporting Persons have been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors).

During the last five years, none of the Reporting Persons have been party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws.

Each of the ABRY Funds and ABRY Partners II, LLC is organized under the laws of the State of Delaware. Peggy Koenig, Jay Grossman and Royce Yudkoff are citizens of the United States of America.

The information set forth in Item 4 of this Schedule 13D is incorporated by reference into this Item 3.

In connection with the proposed acquisition of the Issuer by KONA Parent, L.P., ("Parent") pursuant to the Agreement and Plan of Merger dated February 26, 2026 (the "Merger Agreement") between the Issuer, Parent and KONA Merger Sub Co., a wholly owned subsidiary of Parent ("Merger Sub") in a merger transaction (the "Merger") financed by Searchlight Capital IV, L.P., Searchlight Capital IV PV-A, L.P., Searchlight Capital IV PV-B, L.P. and certain affiliates of Searchlight Capital Partners, L.P. (together, "Searchlight"), the Reporting Persons have entered into the following agreements: Joint Bidding and Cost Sharing Agreement Concurrent with the execution of the Merger Agreement, Searchlight Capital Partners, L.P. and ABRY Partners VII, L.P. entered into a joint bidding and cost sharing agreement (the "Joint Bidding and Cost Sharing Agreement"), pursuant to which the parties thereto agreed to certain terms and conditions that will govern the actions of Parent and Merger Sub and the relationship among the parties thereto with respect to the transactions contemplated by the Merger Agreement. Voting, Support and Rollover Agreements Pursuant to the Voting, Support and Rollover Agreements, dated February 26, 2026, by each of ABRY Partners VII, L.P. and ABRY Partners VII Co-Investment Fund, L.P., and, in each case, with the Issuer and Parent, ABRY Partners VII, L.P. and ABRY Partners VII Co-Investment Fund, L.P., have each agreed, among other things, to vote (or cause to be voted) all of their respective shares of Company Common Stock in favor of the adoption of the Merger Agreement and approval of the Merger and the other transactions contemplated by the Merger Agreement and to contribute all such shares to Parent immediately prior to the Effective Time (as defined in the Merger Agreement). Voting and Support Agreements Pursuant to the Voting and Support Agreements, dated February 26, 2026, by each of ABRY Investment Partnership, L.P., ABRY Senior Equity IV, L.P. and ABRY Senior Equity Co-Investment Fund IV, L.P. and, in each case, with the Issuer and Parent, ABRY Investment Partnership, L.P., ABRY Senior Equity IV, L.P. and ABRY Senior Equity Co-Investment Fund IV, L.P. have each agreed, among other things, to vote (or cause to be voted) all of their respective shares of Company Common Stock in favor of the adoption of the Merger Agreement and approval of the Merger and the other transactions contemplated by the Merger Agreement. The foregoing descriptions of the Joint Bidding and Cost Sharing Agreement, the Voting, Support and Rollover Agreements and the Voting and Support Agreements do not purport to be complete, and each is qualified in its entirety by reference to the full text of or form of such agreements, as applicable, which are attached hereto as Exhibit 99.1, 99.2 and 99.3, respectively, and incorporated herein by reference.

The information set forth in rows (11) and (13) of the cover pages of this Schedule 13D is incorporated by reference into this Item 5(a). The ABRY Funds are the direct holders of the reported securities. The ABRY Funds are managed and/or controlled by ABRY I and ABRY II and/or their respective affiliates. ABRY I and ABRY II are investment advisors registered with the SEC. Royce Yudkoff, as managing member of ABRY I and sole member of certain of its affiliates, has the right to exercise investment and voting power on behalf of ABRY Investment Partnership, L.P. Peggy Koenig and Jay Grossman, as equal members of ABRY II and of certain of its affiliates, have the right to exercise investment and voting power on behalf of the ABRY Funds. The Reporting Persons may be deemed, as a result of the Joint Bidding and Cost Sharing Agreement, to constitute a Section 13(d) group with Searchlight. The reported securities do not include any securities beneficially owned by Searchlight, which are separately reflected on the Schedule 13D filed by Searchlight in connection with entry into the Merger Agreement. Pursuant to Rule 13d-4 of the Act, the Reporting Persons declare that filing this statement shall not be construed as an admission that any of the Reporting Persons are, for the purposes of Section 13(d) and/or Section 13(g) of the Act, the beneficial owner of any securities covered by this Schedule 13D or member of a Section 13(d) group with Searchlight.

The information set forth in rows (7) through (10) of the cover pages and Item 5(a) of this Schedule 13D is incorporated by reference into this Item 5(b).

The Reporting Persons have not effected any transactions in Common Stock within the last 60 days.

Not applicable.

Not applicable.

The information set forth in Item 4 of this Schedule 13D is incorporated by reference into this Item 6.

Exhibit 24 Joint Filing Agreement, dated as of January 7, 2022, by and among the Reporting Persons (incorporated by reference to Exhibit A to the Schedule 13G filed by the Reporting Persons on February 7, 2022). Exhibit 99.1 Joint Bidding and Cost Sharing Agreement by and between Searchlight Capital Partners, L.P. and ABRY Partners VII, L.P., dated as of February 26, 2026. Exhibit 99.2 Form of Abry Voting, Support and Rollover Agreement (incorporated by reference to Exhibit 10.4 to the Issuer's Current Report on Form 8-K filed on February 27, 2026). Exhibit 99.3 Form of Abry Voting and Support Agreement (incorporated by reference to Exhibit 10.3 to the Issuer's Current Report on Form 8-K filed on February 27, 2026).