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- Departure of CFO (new) — The Chief Financial Officer is departing the company to pursue another opportunity.
Ribbon Communications CFO John Townsend resigns; Rick Marmurek promoted from within
Filed April 28, 2026 · Period ending April 28, 2026 · ~1 min read
Key Changes
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CFO John Townsend resigned effective April 30, 2026 to pursue another opportunity. Company states departure not related to any disagreement on operations, policies, or practices.
Item 5.02 verify on EDGAR → -
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Rick Marmurek, 60, promoted to CFO effective May 1, 2026. He has served as Chief Accounting Officer since 2018 and Deputy CFO since October 2024, providing continuity.
Item 5.02 verify on EDGAR → -
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New CFO compensation set at $475,000 base salary with 75% target bonus ($356,250) plus annual equity grants, totaling approximately $831,250 in target cash compensation.
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Company released Q1 2026 earnings results on April 28, 2026. Actual financial figures contained in attached press release exhibit.
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Summary
Ribbon Communications announced a leadership transition in its finance organization, with CFO John Townsend resigning effective April 30, 2026. The company emphasized his departure is voluntary and unrelated to any operational or policy disagreements.
His successor, Rick Marmurek, represents an internal promotion that suggests planned succession rather than crisis management—Marmurek has been with Ribbon since 2018 and was elevated to Deputy CFO just six months ago in October 2024. For retail investors, CFO changes always warrant attention as they can signal underlying issues, but this transition appears orderly.
The company's explicit statement that Townsend's exit involves no disagreements is standard protective language, though the timing alongside Q1 earnings release may raise questions. Marmurek's eight-year tenure and recent deputy role suggest he's familiar with the company's financial position and strategy. Watch for management commentary on the Q1 earnings call about strategic direction under new CFO leadership, and monitor whether Townsend's next role provides any context about his departure timing. The company also released preliminary Q1 2026 results simultaneously with this announcement.
Section-by-Section Diff
Event · Item 2.02 — Results of Operations and Financial Condition
Item 2.02 — Results of Operations and Financial Condition filed; see Key Changes for terms.
Added in current filing · verify on EDGAR →
On April 28, 2026, Ribbon Communications Inc. (the "Company") issued a press release reporting financial information for the quarter ended March 31, 2026, a copy of which is furnished as Exhibit 99.1 to this Current Report on Form 8-K.
The company disclosed its first quarter 2026 financial results through a press release. The actual financial details are contained in the attached exhibit, which is not included in this 8-K body text. This is a standard quarterly earnings announcement filing.
Event · Item 9.01 — Financial Statements and Exhibits
Ribbon Communications filed 8-K disclosing preliminary financial results and an announcement regarding Rick Marmurek via press releases.
Added in current filing · verify on EDGAR →
Press Release, dated April 28, 2026, regarding preliminary financial results.
The company disclosed preliminary financial results through a press release dated April 28, 2026. The 8-K references this exhibit but does not provide the actual financial figures or details in the body of the filing itself.
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Press Release, dated April 28, 2026, regarding Rick Marmurek.
The company issued a press release regarding Rick Marmurek on April 28, 2026. The 8-K does not specify the nature of this announcement in the body text, but references it as an attached exhibit.
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Figures/quotes linked to EDGAR · Narrative written by AI · Jun 8, 2026 · How we verify