Activist Investor Starboard Value Significantly Reduces Stake in Rogers Corp.
ROG sits 85% above its 52-week low of $51.43 on elevated volume (2.3× avg).
Summary
Activist investor Starboard Value LP has sold approximately $59 million worth of Rogers Corp. shares, reducing its stake from 5.9% to 3.3% and falling below the 5% beneficial ownership threshold.
Key Events · Ownership and Investor Activity · ROG
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Significant Stake Reduction
Starboard Value LP and its affiliates reduced their beneficial ownership in Rogers Corp. from 5.9% to 3.3% of outstanding shares.
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Substantial Share Sales
The activist investor group sold approximately 595,329 shares for a total value of about $59 million over the past 60 days.
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Below 5% Ownership Threshold
As of January 22, 2026, Starboard Value ceased to beneficially own more than 5% of Rogers Corp.'s outstanding shares, triggering this Schedule 13D/A filing.
Analysis · ROG · Industrial Applications And Services
Activist investor Starboard Value LP and its affiliates have significantly reduced their beneficial ownership in Rogers Corp., falling below the 5% reporting threshold. This amendment to their Schedule 13D indicates a reduction from 5.9% to 3.3% of outstanding shares, involving the sale of approximately 595,329 shares valued at around $59 million over the past 60 days. This substantial reduction by a prominent activist investor suggests a potential shift in their investment thesis or a loss of conviction in the company's future prospects, which could be viewed negatively by the market.
How filings like this one have moved
In the 30 days to Oct 4, 2026, 36.7% of the 1015 measured filings Wiseek scored 8 moved their stock by 5% or more by the next session's close. The median move was -0.63%. These are measured outcomes after filings of this importance, not a forecast for this one.
Measured one observation per ticker per day, after exclusions. Current figures: Filing Impact Tracker · open dataset
At the time of this filing, ROG was trading at $94.90 on NYSE in the Industrial Applications And Services sector, with a market capitalization of approximately $1.6B. The 52-week trading range was $51.43 to $103.15. This filing was assessed with negative market sentiment and an importance score of 8 out of 10.