Howard Amster Reveals 9.0% Stake in Redwood Trust After $46M Accumulation
RWT is trading near its 52-week low of $3.22 (14% above the low) on light trading volume (0.3× avg).
Summary
Howard Amster and affiliated entities disclosed a 9.0% stake in Redwood Trust after investing approximately $46 million in open-market purchases between July and September 2026.
Key Events · Ownership and Investor Activity · RWT
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9.0% Stake Disclosed
Howard Amster and affiliated entities beneficially own 11,269,634 shares of Redwood Trust common stock, representing 9.0% of the 125,612,432 shares outstanding as of August 5, 2026.
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$46M Aggregate Investment
The reporting persons invested approximately $46,005,443 in aggregate to acquire their stake, using personal funds and working capital, with purchases made through margin accounts at RBC Capital Markets and Interactive Brokers.
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Large Recent Purchases
Notable transactions include 2,000,000 shares at $3.58 on September 10, 2026, 850,000 shares at $3.54 on September 11, and 2,225,000 shares at $4.00 on September 18, 2026.
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Potential Activist Intent
The filing states the reporting persons may engage with management and the board regarding potential business combinations, dispositions, or changes to capitalization, ownership structure, and board composition.
Analysis · RWT · Real Estate & Construction
A new 9.0% stake in Redwood Trust has been disclosed by Howard Amster and affiliated entities, who accumulated 11,269,634 shares at an aggregate cost of approximately $46 million. The buying spanned roughly two months, from late July through September 21, 2026, with the largest single-day purchases on September 10 (2,000,000 shares at $3.58) and September 18 (2,225,000 shares at $4.00). The filing indicates the reporting persons may engage with management and the board regarding potential business combinations, dispositions, or changes to capitalization and board structure—language often associated with activist or value-oriented investors seeking influence. This is the first public disclosure of the stake, and it arrives amid insider accumulation by Redwood Trust's own CEO and CFO, as well as a recent $205 million convertible notes offering.
How filings like this one have moved
In the 30 days to Nov 2, 2026, 40.4% of the 1069 measured filings Wiseek scored 8 moved their stock by 5% or more by the next session's close. The median move was -0.35%. 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, RWT was trading at $3.69 on NYSE in the Real Estate & Construction sector, with a market capitalization of approximately $462.9M. The 52-week trading range was $3.22 to $6.97. This filing was assessed with positive market sentiment and an importance score of 8 out of 10.